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Publications du GeM depuis 2020 |
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Publications du GeM depuis 2020 |
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     | Journal | 2021 | Thermodynamics-based Artificial Neural Networks for constitutive modeling, Filippo Masi, Ioannis Stefanou, Paolo Vannucci, Victor Maffi-Berthier, Journal of the Mechanics and Physics of Solids, Vol. 147, number 104277, issue 1 (2021), doi:10.1016/j.jmps.2020.104277 | Machine Learning methods and, in particular, Artificial Neural Networks (ANNs) have demonstrated promising capabilities in material constitutive modeling. One of the main drawbacks of such approaches is the lack of a rigorous frame based on the laws of physics. This may render physically inconsistent the predictions of a trained network, which can be even dangerous for real applications. Here we p... |
| Journal | 2021 | Data-Driven multiscale modeling in mechanics, K. Karapiperis, L. Stainier, M. Ortiz, J. E. Andrade, Journal of the Mechanics and Physics of Solids, Vol. 147, number 104239 (2021), doi:10.1016/j.jmps.2020.104239 | We present a Data Driven framework for multiscale mechanical analysis of materials. The proposed framework relies on the Data Driven formulation in mechanics (Kirchdoerfer and Ortiz 2016), with the material data being directly extracted from lower scale computations. Particular emphasis is placed on two key elements: the parametrization of material history, and the optimal sampling of the mechanic... |
| Journal | 2021 | Calcined clay Limestone cements: Hydration processes with high and low-grade kaolinite clays, Guillemette Cardinaud, Emmanuel Roziere, Olivier Martinage, Ahmed Loukili, Laury Barnes-Davin, Michael Paris, Dimitri Deneele, Construction and Building Materials, Vol. 277, number 122271, issue 10 (2021), doi:10.1016/j.conbuildmat.2021.122271 | The development of ternary binders based on limestone and calcined clays appear as a promising way to increase the substitution of clinker. Their production is likely to remain limited if highly kaolinitic clays are required, but calcined clays with low metakaolin content are less reactive in a binary binder, as shown in many previous studies. This study focused on the difference, regarding hydrat... |
| Journal | 2022 | Production, characteristics, and utilization of rice husk ash in alkali activated materials: An overview of fresh and hardened state properties, Shaswat Kumar Das, Adeolu Adediran, Cyriaque Rodrigue Kaze, Syed Mohammed Mustakim, Nordine Leklou, Construction and Building Materials, Vol. 345, number 128341 (2022), doi:10.1016/j.conbuildmat.2022.128341 | Vast amounts of rice husk ash (RHA) are generated annually, with most of them unutilized or disposed to landfills, resulting in serious environmental degradation. To avoid this, the use of RHA as precursors or co binder in the development of alkali activated materials (AAMs) is viewed as a viable alternative to avert this significant problem. In this paper, the generation, properties, and utilizat... |
| Journal | 2020 | Concentration-Gradient Prussian Blue Cathodes for Na-Ion Batteries, Pu Hu, Wenbo Peng, Bo Wang, Dongdong Xiao, Utkarsh Ahuja, Julien Rethore, Katerina E. Aifantis, ACS Energy Letters, Vol. 5, issue 1, pp. 100-108 (2020), doi:10.1021/acsenergylett.9b02410 | A concentration gradient composition is proposed as an effective approach to solve the mechanical degradation and improve the electrochemical cyclability for cathodes of sodium ion batteries. Concentration gradient Na |
| Journal | 2022 | Multiscale modeling of inelastic materials with Thermodynamics-based Artificial Neural Networks (TANN), Filippo Masi, Ioannis Stefanou, Computer Methods in Applied Mechanics and Engineering, Vol. 398, number 115190, issue 7 (2022), doi:10.1016/j.cma.2022.115190 | The mechanical behavior of inelastic materials with microstructure is very complex and hard to grasp with heuristic, empirical constitutive models. For this purpose, multiscale, homogenization approaches are often used for performing reliable, accurate predictions of the macroscopic mechanical behavior of solids and structures. Nevertheless, the calculation cost of such approaches is extremely hig... |
| Journal | 2020 | An open-source Abaqus implementation of the phase-field method to study the effect of plasticity on the instantaneous fracture toughness in dynamic crack propagation, Gergely Molnar, Anthony Gravouil, Rian Seghir, Julien Rethore, Computer Methods in Applied Mechanics and Engineering, Vol. 365, number 113004, issue 582593 (2020), doi:10.1016/j.cma.2020.113004 | Brittle and ductile dynamic fracture in solids is a complex mechanical phenomenon which attracted much attention from both engineers and scientists due to its technological interests. Modeling cracks in dynamic cases based on a discontinuous description is difficult because it needs additional criteria for branching and widening. Due to the very short time scales and the spatial complexity of the ... |
| Journal | 2020 | Data-driven fracture mechanics, P. Carrara, L. De Lorenzis, L. Stainier, M. Ortiz, Computer Methods in Applied Mechanics and Engineering, Vol. 372, number 113390, issue 2 (2020), doi:10.1016/j.cma.2020.113390 | We present a new data driven paradigm for variational brittle fracture mechanics. The fracture related material modeling assumptions are removed and the governing equations stemming from variational principles are combined with a set of discrete data points, leading to a model free data driven method of solution. The solution at a given load step is identified as the point within the data set that... |
| Journal | 2020 | Fabrication, microstructure, and properties of fired clay bricks using construction and demolition waste sludge as the main additive, Glaydson Simoes dos Reis, Bogdan Grigore Cazacliu, Alexis Cothenet, Philippe Poullain, Michaela Wilhelm, Carlos Hoffmann Sampaio, Eder Claudio Lima, Weslei Ambros, Jean Michel Torrenti, Journal of Cleaner Production, Vol. 258, number 120733, issue 5 (2020), doi:10.1016/j.jclepro.2020.120733 | Green routes to prepare or manufacture sustainable building materials have been attracting much attention over the years targeting sustainability issues. In this investigation, for the first time, sludge from the inert mineral part of the construction and demolition waste (RA S) is used as a primary raw material in the fabrication of fired bricks for building purposes. Fired bricks fabricated with... |
| Journal | 2020 | Towards defect monitoring for metallic additive manufacturing components using phased array ultrasonic testing, A. Chabot, N. Laroche, E. Carcreff, M. Rauch, J. Y. Hascoet, Journal of Intelligent Manufacturing, Vol. 31, issue 5, pp. 1191-1201 (2020), doi:10.1007/s10845-019-01505-9 | Additive manufacturing (AM) is a rising technology bringing new opportunities for design and cost of manufacturing, compared to standard processes like casting and machining. Among the AM techniques, direct energy deposition (DED) processes are dedicated to manufacture functional metallic parts. Despite of their promising perspectives, the industrial implementation of DED processes is inhibited by... |
| Journal | 2022 | Residual-based adaptivity for two-phase flow simulation in porous media using Physics-informed Neural Networks, John M. Hanna, Jose V. Aguado, Sebastien Comas-Cardona, Ramzi Askri, Domenico Borzacchiello, Computer Methods in Applied Mechanics and Engineering, Vol. 396, number 115100, issue 11 (2022), doi:10.1016/j.cma.2022.115100 | This paper aims to provide a machine learning framework to simulate two phase flow in porous media. The proposed algorithm is based on Physics informed neural networks (PINN). A novel residual based adaptive PINN is developed and compared with the residual based adaptive refinement (RAR) method and with PINN with fixed collocation points. The proposed algorithm is expected to have great potential ... |
| Journal | 2022 | Using machine learning techniques for predicting autogenous shrinkage of concrete incorporating superabsorbent polymers and supplementary cementitious materials, Benoit Hilloulin, Van Quan Tran, Journal of Building Engineering, Vol. 49, number 104086 (2022), doi:10.1016/j.jobe.2022.104086 | Superabsorbent polymers (SAP) are a very effective means of decreasing high performance and ultra high performance concrete autogenous shrinkage. However, their efficiency can hardly be predictable because of various parameters: SAP properties, supplementary cementitious materials (SCM) nature, and cement replacement ratios. This study provides a machine learning approach for predicting shrinkage/... |
| Journal | 2020 | Hydromechanical modeling of granular soils considering internal erosion, Jie Yang, Zhen Yu Yin, Farid Laouafa, Pierre Yves Hicher, Canadian Geotechnical Journal, Vol. 57, issue 2, pp. 157-172 (2020), doi:10.1139/cgj-2018-0653 | This paper attempts to formulate a coupled practical model in the framework of continuum mechanics to evaluate the phenomenon of internal erosion and its consequences on the mechanical behavior of soils. For this purpose, a four constituent numerical approach has been developed to describe the internal erosion process. The detachment and transport of the fine particles have been described by a mas... |
  | Journal | 2023 | Micro-mechanical analysis of one-dimensional compression of clay with DEM, Pei Wang, Zhen Yu Yin, Pierre Yves Hicher, Yu Jun Cui, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 47, issue 15, pp. 2706-2724 (2023), doi:10.1002/nag.3597 | In order to clarify the micro mechanics of clay during compression, the behavior of clay subjected to one dimensional compression is investigated at the particle scale using discrete element method (DEM). The flaky clay particles in the simulation are approximated by clumps made of spheres. A new contact model is implemented to account for the double layer repulsive force, the van der Waals attrac... |
| Journal | 2020 | Concrete crack monitoring using a novel strain transfer model for distributed fiber optics sensors, Antoine Bassil, Xavier Chapeleau, Dominique Leduc, Odile Abraham, Sensors Switzerland, Vol. 20, number 2220, issue 8 (2020), doi:10.3390/s20082220 | In this paper, we study the strain transfer mechanism between a host material and an optical fiber. A new analytical model handling imperfect bonding between layers is proposed. A general expression of the crack induced strain transfer from fractured concrete material to optical fiber is established in the case of a multilayer system. This new strain transfer model is examined through performing w... |
| Journal | 2022 | DIC Challenge 2.0: Developing Images and Guidelines for Evaluating Accuracy and Resolution of 2D Analyses: Focus on the Metrological Efficiency Indicator, P. L. Reu, B. Blaysat, E. Ando, K. Bhattacharya, C. Couture, V. Couty, D. Deb, S. S. Fayad, M. A. Iadicola, S. Jaminion, M. Klein, A. K. Landauer, P. Lava, M. Liu, L. K. Luan, S. N. Olufsen, J. Rethore, E. Roubin, D. T. Seidl, T. Siebert, O. Stamati, E. Toussaint, D. Turner, C. S.R. Vemulapati, T. Weikert, J. F. Witz, O. Witzel, J. Yang, Experimental Mechanics, Vol. 62, issue 4, pp. 639-654 (2022), doi:10.1007/s11340-021-00806-6 | Background: The DIC Challenge 2.0 follows on from the work accomplished in the first Digital Image Correlation (DIC) Challenge Reu et al. (Experimental Mechanics 58(7):1067, 1). The second challenge was required to better quantify the spatial resolution of 2D DIC codes. Objective: The goal of this paper is to outline the methods and images for the 2D DIC community to use to evaluate the performanc... |
| Journal | 2022 | Accelerated carbonation of recycled concrete aggregates: Investigation on the microstructure and transport properties at cement paste and mortar scales, Farah Kaddah, Harifidy Ranaivomanana, Ouali Amiri, Emmanuel Roziere, Journal of Co2 Utilization, Vol. 57, number 101885, issue July (2022), doi:10.1016/j.jcou.2022.101885 | The accelerated carbonation of recycled concrete aggregates (RA) has been suggested to improve their properties. Several physical and mechanical phenomena occur during the carbonation of adhered cement mortar, but their effects are scarcely distinguished and correlated. In this study cement paste and mortar specimens have been exposed to carbonation after extended curing, and then characterized at... |
| Journal | 2020 | Properties of cement pastes and mortars containing recycled green glass powder, Samir Nahi, Nordine Leklou, Abdelhafid Khelidj, Mohamed N. Oudjit, Abdelfatah Zenati, Construction and Building Materials, Vol. 262, number 120875, issue 1 (2020), doi:10.1016/j.conbuildmat.2020.120875 | This work deals with the characterization of the properties of mortars and cement pastes made with powdered soda lime waste glass. Different rates of cement replacement by weight are used: 0%, 10%, 25%, 35% and 60%. Both fresh and hardened properties are assessed. The influence of glass powder on the workability of mortar is determined using flow table tests. Chemical shrinkage and hydration heat ... |
| Journal | 2020 | Alkali-activated grouts based on slag-fly ash mixtures: From early-age characterization to long-term phase composition, Abdelilah Aboulayt, Faten Souayfan, Emmanuel Roziere, Reda Jaafri, Anass Cherki El Idrissi, Redouane Moussa, Christophe Justino, Ahmed Loukili, Construction and Building Materials, Vol. 260, number 120510 (2020), doi:10.1016/j.conbuildmat.2020.120510 | Alkali activation and the combination of slag and fly ash are expected to improve the chemical stability of grouts designed for underground works. Sodium silicate activated grout mixtures have been designed with a liquid activator volume fraction of 75%. As the data related to such high water to solid ratios are scarce, a comprehensive study has been designed in order to determine the phase compos... |
| Journal | 2024 | Hydro-mechanical analysis of particle migration in fractures with CFD-DEM, Tuo Wang, Pei Wang, Zhen yu Yin, Farid Laouafa, Pierre Yves Hicher, Engineering Geology, Vol. 335, number 107557 (2024), doi:10.1016/j.enggeo.2024.107557 | Particle migration driven by fluid flow is presented in many geological and geotechnical contexts, such as sand production in oil exploitation, internal erosion in dikes or dams, and proppant movement in petroleum engineering. In this study, fluid flow induced particle migration in rock fractures has been investigated by coupling the computational fluid dynamics (CFD) and the discrete element meth... |
| Journal | 2021 | Early age autogenous shrinkage cracking risk of an ultra-high performance concrete (UHPC) wall: Modelling and experimental results, J. Kheir, A. Klausen, T. A. Hammer, L. De Meyst, B. Hilloulin, K. Van Tittelboom, A. Loukili, N. De Belie, Engineering Fracture Mechanics, Vol. 257, number 108024, issue 1 (2021), doi:10.1016/j.engfracmech.2021.108024 | Ultra High Performance Concrete (UHPC) exhibits high autogenous shrinkage (AS) which significantly increases the risk of early age cracking. To predict the risks of early age shrinkage cracking of environmentally friendly CEM III based UHPC, a numerical model originally developed for early age crack assessment of ordinary concrete, has been further developed and applied on a demonstration wall wit... |
| Journal | 2020 | Three-dimensional hydromechanical modeling of internal erosion in dike-on-foundation, Jie Yang, Zhen Yu Yin, Farid Laouafa, Pierre Yves Hicher, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 44, issue 8, pp. 1200-1218 (2020), doi:10.1002/nag.3057 | Currently, numerical studies at the real scale of an entire engineering structure considering internal erosion are still rare. This paper presents a three dimensional (3D) numerical simulation of the effects of internal erosion within a linear dike located on a foundation. A two dimensional (2D) finite element code has been extended to 3D in order to analyze the impact of internal erosion under mo... |
| Journal | 2024 | Process monitoring by deep neural networks in directed energy deposition: CNN-based detection, segmentation, and statistical analysis of melt pools, Reza Asadi, Antoine Queguineur, Olli Wiikinkoski, Hossein Mokhtarian, Tommi Aihkisalo, Alejandro Revuelta, Inigo Flores Ituarte, Robotics and Computer Integrated Manufacturing, Vol. 87, number 102710, issue 4 (2024), doi:10.1016/j.rcim.2023.102710 | The complex interaction between laser and material in Laser Wire Direct Energy Deposition (LW DED) Additive Manufacturing (AM) benefits from process monitoring methods to ensure process stability and final part quality. Understanding the relationship between process parameters and melt pool geometrical characteristics can be used to effectively monitor and in process control the process, as the me... |
| Journal | 2021 | A Review of SandClay Mixture and SoilStructure Interface Direct Shear Test, Kexin Yin, Anne Laure Fauchille, Eugenia Di Filippo, Panagiotis Kotronis, Giulio Sciarra, Geotechnics, Vol. 1, issue 2, pp. 260-306 (2021), doi:10.3390/geotechnics1020014 | Natural soils are usually heterogeneous and characterized with complex microstructures. Sandclay mixtures are often used as simplified soils to investigate the mechanical properties of soils with various compositions (from clayey to sandy soils) in the laboratory. Performing laboratory tests on a sandclay mixture with definite clay fraction can provide information to understand the simplified soil... |
| Journal | 2021 | Finite element solver for data-driven finite strain elasticity, Auriane Platzer, Adrien Leygue, Laurent Stainier, Michael Ortiz, Computer Methods in Applied Mechanics and Engineering, Vol. 379, number 113756, issue 4 (2021), doi:10.1016/j.cma.2021.113756 | A nominal finite element solver is proposed for data driven finite strain elasticity. It bypasses the need for a constitutive model by considering a database of deformation gradient/first PiolaKirchhoff stress tensors pairs. The boundary value problem is reformulated as the constrained minimization problem of the distance between (i) the mechanical states, i.e. strainstress, in the body and (ii) t... |
| Journal | 2022 | 29Si and 27Al MAS NMR spectroscopic studies of activated metakaolin-slag mixtures, Faten Souayfan, Emmanuel Roziere, Michael Paris, Dimitri Deneele, Ahmed Loukili, Christophe Justino, Construction and Building Materials, Vol. 322, number 126415, issue 17 (2022), doi:10.1016/j.conbuildmat.2022.126415 | Blending metakaolin with slag in alkali activated materials represents a promising way to achieve both acceptable engineering properties and durability. Nuclear Magnetic Resonance (NMR) spectroscopy has appeared as a key technique to investigate the structure of alkali activation products. However, there is not a consensus on the analysis of NMR spectra to identify the phases formed in binary slag... |
| Journal | 2022 | The FastCarb project: Taking advantage of the accelerated carbonation of recycled concrete aggregates, Jean Michel Torrenti, Ouali Amiri, Laury Barnes-Davin, Frederic Bougrain, Sandrine Braymand, Bogdan Cazacliu, Johan Colin, Amaury Cudeville, Patrick Dangla, Assia Djerbi, Mathilde Doutreleau, Adelaide Feraille, Marielle Gueguen, Xavier Guillot, Yunlu Hou, Laurent Izoret, Yvan Pierre Jacob, Jena Jeong, Jean David Lau Hiu Hoong, Pierre Yves Mahieux, Jonathan Mai-Nhu, Heriberto Martinez, Vincent Meyer, Vincent Morin, Thomas Pernin, Jean Marc Potier, Laurent Poulizac, Patrick Rougeau, Myriam Saade, Lucie Schmitt, Thierry Sedran, Marie Sereng, Anthony Soive, Glaydson Symoes Dos Reys, Philippe Turcry, Case Studies in Construction Materials, Vol. 17, number e01349, issue 5 (2022), doi:10.1016/j.cscm.2022.e01349 | Recycled concrete aggregates (RCA) incorporate hydrates that can be carbonated. The FastCarb project aims to mineralize CO |
| Journal | 2021 | Out-of-plane permeability measurement for reinforcement textiles: A benchmark exercise, A. X.H. Yong, A. Aktas, D. May, A. Endruweit, S. Advani, P. Hubert, S. G. Abaimov, D. Abliz, I. Akhatov, M. A. Ali, T. Allen, D. C. Berg, S. Bickerton, C. Brauner, D. Brutsch, B. Caglar, H. Caglar, P. Causse, A. Chiminelli, A. Cohades, S. Comas-Cardona, M. Danzi, J. Dittmann, C. Dransfeld, P. Ermanni, E. Fauster, J. A. Garcia-Manrique, A. George, R. Graupner, V. Grishaev, A. Guilloux, M. Hancioglu, W. Harizi, T. Herman, W. Huang, M. A. Kabachi, A. Keller, K. Kind, M. Laspalas, O. V. Lebedev, M. Lizaranzu, A. C. Long, K. Masania, V. Michaud, P. Middendorf, D. Salvatori, R. Schubnel, N. Sharp, M. Sozer, J. Thomas, F. Trochu, R. Umer, J. Valette, J. H. Wang, B. Willenbacher, Composites Part A Applied Science and Manufacturing, Vol. 148, number 106480, issue 1 (2021), doi:10.1016/j.compositesa.2021.106480 | The out of plane permeability of two glass fibre fabrics was measured by 26 institutions using silicone oil as a test fluid. Participants in this study were free to select the test procedure, specimen dimensions and data analysis method, provided that testing was carried out at three target fibre volume fractions, 46%, 50% and 54%. While results showed a variability of two orders of magnitude betw... |
| Journal | 2021 | Model-free data-driven computational mechanics enhanced by tensor voting, Robert Eggersmann, Laurent Stainier, Michael Ortiz, Stefanie Reese, Computer Methods in Applied Mechanics and Engineering, Vol. 373, number 113499, issue 1 (2021), doi:10.1016/j.cma.2020.113499 | The data driven computing paradigm initially introduced by Kirchdoerfer and Ortiz (2016) is extended by incorporating locally linear tangent spaces into the data set. These tangent spaces are constructed by means of the tensor voting method introduced by Mordohai and Medioni (2010) which improves the learning of the underlying structure of a data set. Tensor voting is an instance based machine lea... |
| Journal | 2023 | Wire arc additive manufacturing of thin and thick walls made of duplex stainless steel, Antoine Queguineur, Reza Asadi, Marta Ostolaza, Emilie Hørdum Valente, Venkata Karthik Nadimpalli, Gaurav Mohanty, Jean Yves Hascoet, Inigo Flores Ituarte, International Journal of Advanced Manufacturing Technology, Vol. 127, issue 1-2, pp. 381-400 (2023), doi:10.1007/s00170-023-11560-5 | Wire arc additive manufacturing (WAAM) direct energy deposition is used to process two different duplex stainless steels (DSS) wire chemistries. Macro and micromechanical response variables relevant to industrialization are studied using a design of the experiment (DoE) approach. The tested operation window shows that the variation of layer height and over thickness are highly correlated with tra... |
| Journal | 2020 | Evolution of mechanical properties with time of flyashbased geopolymer mortars under the effect of granulated ground blast furnace slag addition, Mateusz Sitarz, Izabela Hager, Marta Choinska, Energies, Vol. 13, number 1135, issue 5 (2020), doi:10.3390/en13051135 | Geopolymers are considered to alternatives to Portland cement, providing an opportunity to exploit aluminosilicate wastes or coproducts with promising performances in the construction sector. This research is aimed at investigating the strength of flyashgeopolymers of different ages. The effect of granulated blast furnace slag (GGBFS) as a partial replacement of fly ash (FA) on the tensile (ft) an... |
| Journal | 2021 | Seismic behavior & risk assessment of an existing bridge considering soil-structure interaction using artificial neural networks, Mohammed Rachedi, Mohammed Matallah, Panagiotis Kotronis, Engineering Structures, Vol. 232, number 111800 (2021), doi:10.1016/j.engstruct.2020.111800 | The Peak Ground Acceleration (PGA) is extensively used in earthquake engineering practice to describe the ground motion characteristics for establishing the seismic vulnerability curves. However, a single parameter is not enough to describe the seismic excitation and does not allow expressing the complex relationship between the structural damage and the ground movement. Motivated to overcome thes... |
| Journal | 2021 | Linking multi-scale 3D microstructure to potential enhanced natural gas recovery and subsurface CO2storage for Bowland shale, UK, Lin Ma, Anne Laure Fauchille, Humera Ansari, Michael Chandler, Paul Ashby, Kevin Taylor, Ronny Pini, Peter D. Lee, Energy and Environmental Science, Vol. 14, issue 8, pp. 4481-4498 (2021), doi:10.1039/d0ee03651j | Injection of CO2 into shale reservoirs to enhance gas recovery and simultaneously sequester greenhouse gases is a potential contributor towards the carbon neutral target. It offers a low carbon, low cost, low waste and large scale solution during the energy transition period. A precondition to efficient gas storage and flow is a sound understanding of how the shale's micro scale impacts on these p... |
| Journal | 2020 | Analysis of corrosion risk due to chloride diffusion for concrete structures in marine environment, Tristan Senga Kiesse, Stephanie Bonnet, Ouali Amiri, Anne Ventura, Marine Structures, Vol. 73, number 102804 (2020), doi:10.1016/j.marstruc.2020.102804 | The chloride induced steel corrosion is one of the main causes of deterioration for reinforced concrete structures exposed to marine environments. The chloride ingress into reinforced concrete structures is even more complex since it depends on random parameters linked to transport and chemical properties of materials, which results in variability of corrosion initiation. This variation raises the... |
| Journal | 2023 | Evolution TANN and the identification of internal variables and evolution equations in solid mechanics, Filippo Masi, Ioannis Stefanou, Journal of the Mechanics and Physics of Solids, Vol. 174, number 105245, issue 9 (2023), doi:10.1016/j.jmps.2023.105245 | Data driven and deep learning approaches have demonstrated to have the potential of replacing classical constitutive models for complex materials, displaying path dependency and possessing multiple inherent scales. Yet, the necessity of structuring constitutive models with an incremental formulation has given rise to data driven approaches where physical quantities, e.g. deformation, blend with ar... |
| Journal | 2021 | Experimental characterisation of textile compaction response: A benchmark exercise, A. X.H. Yong, A. Aktas, D. May, A. Endruweit, S. V. Lomov, S. Advani, P. Hubert, S. G. Abaimov, D. Abliz, I. Akhatov, M. A. Ali, S. Allaoui, T. Allen, D. C. Berg, S. Bickerton, B. Caglar, P. Causse, A. Chiminelli, S. Comas-Cardona, M. Danzi, J. Dittmann, C. Dransfeld, P. Ermanni, E. Fauster, A. George, J. Gillibert, Q. Govignon, R. Graupner, V. Grishaev, A. Guilloux, M. A. Kabachi, A. Keller, K. Kind, D. Large, M. Laspalas, O. V. Lebedev, M. Lizaranzu, A. C. Long, C. Lopez, K. Masania, V. Michaud, P. Middendorf, P. Mitschang, S. van Oosterom, R. Schubnel, N. Sharp, P. Sousa, F. Trochu, R. Umer, J. Valette, J. H. Wang, Composites Part A Applied Science and Manufacturing, Vol. 142, number 106243, issue 4 (2021), doi:10.1016/j.compositesa.2020.106243 | This paper reports the results of an international benchmark exercise on the measurement of fibre bed compaction behaviour. The aim was to identify aspects of the test method critical to obtain reliable results and to arrive at a recommended test procedure for fibre bed compaction measurements. A glass fibre 2/2 twill weave and a biaxial (±45°) glass fibre non crimp fabric (NCF) were tested in dry... |
| Journal | 2021 | Efficient data structures for model-free data-driven computational mechanics, Robert Eggersmann, Laurent Stainier, Michael Ortiz, Stefanie Reese, Computer Methods in Applied Mechanics and Engineering, Vol. 382, number 113855, issue 11 (2021), doi:10.1016/j.cma.2021.113855 | The data driven computing paradigm initially introduced by Kirchdoerfer & Ortiz (2016) enables finite element computations in solid mechanics to be performed directly from material data sets, without an explicit material model. From a computational effort point of view, the most challenging task is the projection of admissible states at material points onto their closest states in the material dat... |
| Journal | 2020 | A new way to analyse the size effect in quasi-brittle materials by scaling the heterogeneity size, Syed Yasir Alam, Ran Zhu, Ahmed Loukili, Engineering Fracture Mechanics, Vol. 225, number 106864, issue 2 (2020), doi:10.1016/j.engfracmech.2019.106864 | Size effect has been a major problem in the design of quasi brittle materials like concrete. The existing approaches consider the determination of size independent properties mainly by testing geometrically similar specimens. These specimens vary in size from small to large. Often it is difficult to perform testing on these specimens because of their size. Moreover, these approaches do not conside... |
| Journal | 2022 | Establishing flow stress behaviour of Ti-6Al-4V alloy and development of constitutive models using Johnson-Cook method and Artificial Neural Network for quasi-static and dynamic loading, S. Deb, A. Muraleedharan, R. J. Immanuel, S. K. Panigrahi, G. Racineux, S. Marya, Theoretical and Applied Fracture Mechanics, Vol. 119, number 103338 (2022), doi:10.1016/j.tafmec.2022.103338 | Ti 6Al 4V alloy is one of the most widely used material in both research as well as in commercial industries at present due to its high strength to weight ratio, low density and excellent high temperature properties. Understanding the behaviour of this alloy at various deformation conditions (strain, strain rate and temperature) is crucial to fit the material in demanding applications. In our pres... |
| Journal | 2021 | Compaction Banding in High-Porosity Carbonate Rocks: 1. Experimental Observations, Youssouf Abdallah, Jean Sulem, Michel Bornert, Siavash Ghabezloo, Ioannis Stefanou, Journal of Geophysical Research Solid Earth, Vol. 126, number 43, issue 1 (2021), doi:10.1029/2020JB020538 | Identifying the mechanisms that control the formation of compaction bands is of high interest in reservoir mechanics since these structures may drastically affect the performance of geosystems operations. Considering the difficulty to identify compaction bands in carbonate samples tested in the laboratory, the Digital Volume Correlation technique is applied here and proves to be a relevant method.... |
| Journal | 2023 | Hydrodynamic effects of biofouling-induced surface roughness Review and research gaps for shallow water offshore wind energy structures, Maduka Maduka, Franck Schoefs, Krish Thiagarajan, Alison Bates, Ocean Engineering, Vol. 272, number 113798 (2023), doi:10.1016/j.oceaneng.2023.113798 | Several studies have been performed in the last three decades to assess the impacts of marine biofouling on offshore wind turbines (OWTs) substructures. Marine biofouling generally refers to the settlement and growth of aquatic organisms on human made structures situated in marine and estuarine environments. OWTs continue to demonstrate significant energy extraction potential and their performance... |
| Journal | 2022 | Investigation of microstructure, hardness and residual stresses of wire and arc additive manufactured 6061 aluminium alloy, Gautier Doumenc, Laurent Couturier, Bruno Courant, Pascal Paillard, Alexandre Benoit, Eric Gautron, B. Girault, Thilo Pirling, Sandra Cabeza, David Gloaguen, Materialia, Vol. 25, number 101520 (2022), doi:10.1016/j.mtla.2022.101520 | Wire and arc additive manufacturing cold metal transfer® enable the defect free soldering of poorly weldable alloys, such as AA6061. Thin walls have been successfully built with two deposition strategies that is either a back and forth movement of the torch (alternate deposition vectors) or a repeating movement along one direction (unidirectional deposition vectors). The obtained macro and micro ... |
| Journal | 2020 | Intelligent assistant system as a context-aware decision-making support for the workers of the future, Farouk Belkadi, Mohamed Anis Dhuieb, Jose Vicente Aguado, Florent Laroche, Alain Bernard, Francisco Chinesta, Computers and Industrial Engineering, Vol. 139, number 105732, issue 1 (2020), doi:10.1016/j.cie.2019.02.046 | The key role of information and communication technologies (ICT) to improve manufacturing productivity within the paradigm of factory of the future is often proved. These tools are used in a wide range of product lifecycle activities, from the early design phase to product recycling. Generally, the assistance tools are mainly dedicated to the management board and fewer initiatives focus on the ope... |
| Journal | 2019, 2020 | Microstructural organization of remoulded clays in relation with dilatancy/contractancy phenomena, Qian-Feng Gao, Mahdia Hattab, Mohamad Jrad, Jean-Marie Fleureau, Pierre-Yves Hicher, Acta Geotechnica, Vol. 15, issue 1, pp. 223-243 (2019, 2020), doi:10.1007/s11440-019-00876-w | |
| Journal | 2021 | Improving arc stability during wire arc additive manufacturing of thin-walled titanium components, Shakti Swaroop Choudhury, Surendar K. Marya, Murugaiyan Amirthalingam, Journal of Manufacturing Processes, Vol. 66, pp. 53-69 (2021), doi:10.1016/j.jmapro.2021.03.033 | Fabrication of thin walled titanium structures by a gas metal arc based wire arc additive manufacturing process is considered challenging due to arc instability. This instability is primarily caused by the cathode spot oscillations. In this work, attempts were made to improve the cathode spot stability by using a surface oxidised titanium feedstock. The deposition behaviour was analysed by a high ... |
| Journal | 2025 | Modeling the chloride transport in concrete from microstructure generation to chloride diffusivity prediction, Liang yu Tong, Qing feng Liu, Qingxiang Xiong, Zhaozheng Meng, Ouali Amiri, Mingzhong Zhang, Computer Aided Civil and Infrastructure Engineering, Vol. 121, number 839, issue 7 (2025), doi:10.1111/mice.13331 | Pore structure characteristics of cementitious materials play a critical role in the transport properties of concrete structures. This paper develops a novel framework for modeling chloride penetration in concrete, considering the pore structure dependent model parameters. In the framework, a multi scale transport model was derived by linking the chloride diffusivities with pore size distributions... |
| Journal | 2021 | Microstructural investigation of slag-blended UHPC: The effects of slag content and chemical/thermal activation, Omar M. Abdulkareem, Amor Ben Fraj, Marwen Bouasker, Lahcen Khouchaf, Abdelhafid Khelidj, Construction and Building Materials, Vol. 292, number 123455, issue 9 (2021), doi:10.1016/j.conbuildmat.2021.123455 | This paper focuses on the microstructural investigation of ultra high performance concrete (UHPC) mixtures featuring various replacement levels for blast furnace slag (BFS), in the aim of becoming more environmentally friendly. Three levels of slag are applied (namely 30%, 50% and 80%) per unit volume of cement. The microstructural characteristics examined included X ray diffraction (XRD) analysis... |
| Journal | 2022 | Compensation of the negative effects of micro-encapsulated phase change materials by incorporating metakaolin in geopolymers based on blast furnace slag, Bouha El Moustapha, Stephanie Bonnet, Abdelhafid Khelidj, Nordine Leklou, Daniel Froelich, Isselmou Ahmedou Babah, Carole Charbuillet, Abderahmane Khalifa, Construction and Building Materials, Vol. 314, number 125556, issue 4 (2022), doi:10.1016/j.conbuildmat.2021.125556 | This study aims to use NASH (sodium alumina silicate hydrate) gel and CASH (calcium alumina silicate hydrate) gel to overcome the negative effects of incorporating microencapsulated phase change materials (MPCM) on the mechanical strength and thermal conductivity of blast furnace slag based geopolymer mortars. The coexistence of CASH and NASH gels was obtained by using an inclusion of a small amou... |
| Journal | 2020 | Estimation of the response of a deeply immersed cylinder to the shock wave generated by an underwater explosion, Kevin Brochard, Herve Le Sourne, Guillaume Barras, Marine Structures, Vol. 72, number 102786, issue 5 (2020), doi:10.1016/j.marstruc.2020.102786 | The work presented in this paper is focused on the development of a simplified method to study the structural response of a deeply immersed cylinder subjected to the primary shock wave generated by an underwater explosion. The proposed analytical model is based on the string on foundation method initially developed by Hoo Fatt and Wierzbicki, who converted the two dimensional boundary value proble... |
| Journal | 2020 | Advanced techniques for the study of shrinkage-induced cracking of concrete with recycled aggregates at early age, A. Z. Bendimerad, B. Delsaute, E. Roziere, S. Staquet, A. Loukili, Construction and Building Materials, Vol. 233, number 117340 (2020), doi:10.1016/j.conbuildmat.2019.117340 | The present work analyses the impact of the substitution of natural coarse gravel and sand by recycled gravel and sand on the concrete behavior under free and restrained condition since setting. The methodology presented in this paper associates a Temperature Stress Testing Machine (TSTM) with free shrinkage tests and other experimental advanced techniques, such as direct tensile testing and the m... |
| Journal | 2023 | Benchmark exercise on image-based permeability determination of engineering textiles: Microscale predictions, E. Syerko, T. Schmidt, D. May, C. Binetruy, S. G. Advani, S. Lomov, L. Silva, S. Abaimov, N. Aissa, I. Akhatov, M. Ali, N. Asiaban, G. Broggi, J. Bruchon, B. Caglar, H. Digonnet, J. Dittmann, S. Drapier, A. Endruweit, A. Guilloux, R. Kandinskii, A. Leygue, B. Mahato, P. Martinez-Lera, M. Matveev, V. Michaud, P. Middendorf, N. Moulin, L. Orgeas, C. H. Park, S. Rief, M. Rouhi, I. Sergeichev, M. Shakoor, O. Shishkina, Y. Swolfs, M. Tahani, R. Umer, K. Vanclooster, R. Vorobyev, Composites Part A Applied Science and Manufacturing, Vol. 167, number 107397, issue 4 (2023), doi:10.1016/j.compositesa.2022.107397 | Permeability measurements of engineering textiles exhibit large variability as no standardization method currently exists; numerical permeability prediction is thus an attractive alternative. It has all advantages of virtual material characterization, including the possibility to study the impact of material variability and small scale parameters. This paper presents the results of an internationa... |
| Journal | 2020 | Effect of micro-macro crack interaction on softening behaviour of concrete fracture, Syed Yasir Alam, Ahmed Loukili, International Journal of Solids and Structures, Vol. 182-183, issue 12, pp. 34-45 (2020), doi:10.1016/j.ijsolstr.2019.08.003 | During the fracture of concrete the formation of microcracks is a continuous process where new microcracks are formed in the vicinity of the macrocrack. As the fracture grows, these microcracks interact with the macrocrack and disrupt its smooth opening. In fracture mechanics based approaches; a smooth stress crack opening softening behaviour is generally used to describe the local fracture proces... |
| Journal | 2022 | Assessment of the reactivity and hydration of Portland cement clinker phases from atomistic simulation: A critical review, Jerome Claverie, Qianqian Wang, Siham Kamali-Bernard, Fabrice Bernard, Cement and Concrete Research, Vol. 154, number 106711, issue 7 (2022), doi:10.1016/j.cemconres.2022.106711 | Over the last decade, atomistic simulations were increasingly employed to describe cementitious materials properties. As a complement to experimental measurements, they have improved our understanding of anhydrous and hydrated phases. This article reviews most of the principal investigations based on density functional theory, molecular dynamics, and related methods to assess the reactivity and hy... |
| Journal | 2020 | Numerical analysis of the failure of recycled aggregate concrete by considering the random composition of old attached mortar, Menghuan Guo, Frederic Grondin, Ahmed Loukili, Journal of Building Engineering, Vol. 28, number 101040, issue 10 (2020), doi:10.1016/j.jobe.2019.101040 | Considering the randomness in properties of old adhered mortar (OM) around recycled aggregate (RA), a statistical analysis on its composition has been performed. The random effect of OM on the fracture behaviour of recycled aggregate concrete (RAC) at the mesoscopic scale has then been studied. This numerical approach explicitly takes into account an effective interphase (EI) between RA and cement... |
| Journal | 2023 | A computationally efficient finite element model for the analysis of the non-linear bending behaviour of a dynamic submarine power cable, Fabien Menard, Patrice Cartraud, Marine Structures, Vol. 91, number 103465, issue 1 (2023), doi:10.1016/j.marstruc.2023.103465 | This paper proposes a numerical approach based on a detailed 3D FE model to calculate the global mechanical behaviour and local stress state of dynamic submarine power cables. The method is applied to a three core dynamic submarine power cable under a cyclic bending load. The numerical approach is based on the homogenization theory of periodic structures. The 3D computational domain is thus reduce... |
| Journal | 2021 | Experimental study of hard marine growth effect on the hydrodynamical behaviour of a submarine cable, A. Marty, C. Berhault, G. Damblans, J. V. Facq, B. Gaurier, G. Germain, T. Soulard, F. Schoefs, Applied Ocean Research, Vol. 114, number 102810, issue 5 (2021), doi:10.1016/j.apor.2021.102810 | Submarine cables such as electrical umbilical power cables for floating wind turbines are subject to biofouling which can have an important effect on their dynamical behaviour under wave and current conditions by drastically increasing their size and mass. The impact of biofouling on the dynamic behaviour of an underwater power cable characterized by the hydrodynamic coefficients, such as drag and... |
| Journal | 2020 | A Cosserat Breakage Mechanics model for brittle granular media, Nicholas Anton Collins-Craft, Ioannis Stefanou, Jean Sulem, Itai Einav, Journal of the Mechanics and Physics of Solids, Vol. 141, number 103975, issue 100 (2020), doi:10.1016/j.jmps.2020.103975 | This paper introduces a Breakage Mechanics model formulated in the framework of Cosserat continuum theory. This formulation allows us to account for the interaction of grain size evolution with shear band formation in a physically motivated and thermodynamically consistent way. We provide an upscaling procedure that introduces material parameters accounting for the contribution of the Cosserat rot... |
| Journal | 2021 | Solid and 3D beam finite element models for the nonlinear elastic analysis of helical strands within a computational homogenization framework, Fabien Menard, Patrice Cartraud, Computers and Structures, Vol. 257, number 106675 (2021), doi:10.1016/j.compstruc.2021.106675 | This paper proposes a computational approach for studying the overall behaviour and local stress state of strand type structures. This method is based on the homogenization theory of periodic beamlike structures, with the local problem posed on the strand axial period being solved using the finite element method. This approach fully utilises the strand's helical symmetry, thus minimising the size ... |
| Journal | 2022 | Comparison of numerical approaches for structural response analysis of passenger ships in collisions and groundings, Sang Jin Kim, Ghalib Taimuri, Pentti Kujala, Fabien Conti, Herve Le Sourne, Jean Philippe Pineau, Thibaut Looten, Hongseok Bae, M. P. Mujeeb-Ahmed, Dracos Vassalos, Levent Kaydihan, Spyros Hirdaris, Marine Structures, Vol. 81, number 103125, issue 3 (2022), doi:10.1016/j.marstruc.2021.103125 | The dynamic response of ships following grounding and collision accidents may be influenced by structural topology as well as operational and environmental conditions. Traditionally, the consequences of such events may be assessed by crude empirical methods or laborious experiments. Computational methods offer a useful alternative in terms of accurately capturing crushing mechanisms also accountin... |
| Journal | 2020 | Multi-scale modeling of the chloride diffusivity and the elasticity of Portland cement paste, Mohamad Achour, Francois Bignonnet, Jean Francois Barthelemy, Emmanuel Roziere, Ouali Amiri, Construction and Building Materials, Vol. 234, number 117124, issue 9 (2020), doi:10.1016/j.conbuildmat.2019.117124 | The multi scale modeling of Portland cement paste is addressed to predict simultaneously its stiffness and its effective diffusion coefficient of chloride ions. The heterogeneity of cement paste is handled thanks to a hierarchy of Eshelby based homogenization schemes within the framework of micromechanics. The same microstructure description is used for both mechanical and transport properties. In... |
| Journal | 2021 | On the attraction power of critical state in granular materials, Na Deng, Antoine Wautier, Yannick Thiery, Zhen Yu Yin, Pierre Yves Hicher, Francois Nicot, Journal of the Mechanics and Physics of Solids, Vol. 149, number 104300, issue 2 (2021), doi:10.1016/j.jmps.2021.104300 | The aim of this paper is to offer a fresh perspective on the classic concept of critical state (CS) in granular materials by suggesting that CS can be defined through the use of a single proportional strain test. In classic conventional testing, CS manifests itself under constant lateral stress and controlled strain in one given direction whenever continuous shearing is applied without change bein... |
| Journal | 2021 | A quantitative assessment of the parameters involved in the freezethaw damage of cement-based materials through numerical modelling, Abderrahmane Rhardane, Sara Al Haj Sleiman, Syed Yasir Alam, Frederic Grondin, Construction and Building Materials, Vol. 272, number 121838, issue 2 (2021), doi:10.1016/j.conbuildmat.2020.121838 | Degradation of concrete due to freezethaw cycles is a subject that is still debated. For many years, some predictive models have been developed by taking into account the physics, but the choice of parameters which drive the frost kinetics and the couplings are often arbitrarily chosen to fit experimental measurements. Moreover, recalibration becomes necessary each time the mix design or the envir... |
| Journal | 2022 | Experimental evaluation of the effect of cement type and seawater salinity on concrete offshore structures, Marinelle El-Khoury, Emmanuel Roziere, Frederic Grondin, Rachid Cortas, Fadi Hage Chehade, Construction and Building Materials, Vol. 322, number 126471, issue 152 (2022), doi:10.1016/j.conbuildmat.2022.126471 | Although seawater exposure is relatively common, there are relatively few studies that couple the microscopic characterization to the mechanical/ macroscopic behavior of cement based materials, by using a reformulation of seawater with all its multiple salts in the laboratory. The experimental study includes the effect of salinity, cement type, and specimens geometry on the degradation phenomenon.... |
| Journal | 2020 | Microstructural evolution of remolded clay related to creep, Dan Zhao, Qian Feng Gao, Mahdia Hattab, Pierre Yves Hicher, Zhen Yu Yin, Transportation Geotechnics, Vol. 24, number 100367, issue 5 (2020), doi:10.1016/j.trgeo.2020.100367 | The aim of this study is to understand the local mechanisms related to creep behavior of a typical clay under triaxial loading. The investigation concerns both normally consolidated and overconsolidated specimens of remolded kaolin clay. The macroscopic results showed that both dilatancy and contractancy could occur during creep depending mainly on the clay behavior prior to the creep test. The ma... |
| Journal | 2021 | Probabilistic failure analysis, performance assessment, and sensitivity analysis of corroded reinforced concrete structures, Hongyuan Guo, You Dong, Emilio Bastidas-Arteaga, Xiang Lin Gu, Engineering Failure Analysis, Vol. 124, number 105328, issue 1532 (2021), doi:10.1016/j.engfailanal.2021.105328 | A better understanding of the mechanical performance and the failure modes of corroded reinforced concrete (RC) structures is crucial for implementing measures that reduce failure risk. Therefore, this paper proposes a probabilistic numerical framework to estimate the structural performance and to identify the failure modes as well as the main parameters affecting the safety of corroded RC structu... |
| Journal | 2021 | A study of suffusion kinetics inspired from experimental data: comparison of three different approaches, A. Kodieh, R. Gelet, D. Marot, A. Z. Fino, Acta Geotechnica, Vol. 16, issue 2, pp. 347-365 (2021), doi:10.1007/s11440-020-01016-5 | Suffusion is a complex phenomenon characterized by a selective migration of the fine particles under the effect of three coupled processes: detachment, transport and possible filtration of the fine fraction. With the objective to reproduce the kinetics of the suffusion process, a new energy based constitutive relationship, inspired from the energy based approach, is proposed. Moreover, this energy... |
| Journal | 2022 | Durability assessment of the oldest concrete structure in the Mediterranean coastline: The Ghazaouet harbour, Brahim Touil, Fouad Ghomari, Abdelhafid Khelidj, Stephanie Bonnet, Ouali Amiri, Marine Structures, Vol. 81, number 103121, issue 111 (2022), doi:10.1016/j.marstruc.2021.103121 | The present article deals with the condition assessment and durability characterization of the oldest Algerian concrete structures exposed to the Mediterranean sea for around 100 years, taking as a study case the port of Ghazaouet, located in the extreme northwest of Algeria (province of Tlemcen). This study includes inspections of the condition of the harbour structures and in situ tests conducte... |
| Journal | 2023 | The selection and design of earthen materials for 3D printing, Yameng Ji, Philippe Poullain, Nordine Leklou, Construction and Building Materials, Vol. 404, number 133114, issue 3 (2023), doi:10.1016/j.conbuildmat.2023.133114 | Significant efforts are being made to reform the construction industry using 3D printing. Among an extensive variety of printing materials, eco friendly earth materials have recently received increased attention. Nonetheless, corresponding research is limited, particularly in assessing the availability of earthen mixture and printing performance. This study presents a methodical and effective proc... |
| Journal | 2020 | Model reduction in computational homogenization for transient heat conduction, A. Waseem, T. Heuze, L. Stainier, M. G.D. Geers, V. G. Kouznetsova, Computational Mechanics, Vol. 65, issue 1, pp. 249-266 (2020), doi:10.1007/s00466-019-01767-3 | This paper presents a computationally efficient homogenization method for transient heat conduction problems. The notion of relaxed separation of scales is introduced and the homogenization framework is derived. Under the assumptions of linearity and relaxed separation of scales, the microscopic solution is decomposed into a steady state and a transient part. Static condensation is performed to ob... |
| Journal | 2020 | A Dynamic Bayesian Network framework for spatial deterioration modelling and reliability updating of timber structures subjected to decay, Thanh Binh Tran, Emilio Bastidas-Arteaga, Younes Aoues, Engineering Structures, Vol. 209, number 110301, issue 9 (2020), doi:10.1016/j.engstruct.2020.110301 | Reliability assessment of existing timber structures subjected to deterioration processes is an important task to evaluate their serviceability and safety levels. Towards this aim, data collected after inspection campaigns are often used for updating structural reliability and planning future maintenance/inspection activities. Under natural conditions, timber decay involves a large number of uncer... |
| Journal | 2022 | A hybrid method for determination of fatigue limit and non-destructive evaluation of composite structures after low-velocity impact loading, Andrzej Katunin, Ivanna Pivdiablyk, Laurent Gornet, Patrick Rozycki, Composites Part B Engineering, Vol. 238, number 109898 (2022), doi:10.1016/j.compositesb.2022.109898 | One of the most challenging and still unsolved problems within the design and operation of composite structures is the prediction of its behavior under fatigue loading. This problem is even more complex when a composite structure contains damage, especially low velocity impact damage considered as one of the most dangerous types of damage in composite structures. In this paper, the authors present... |
| Journal | 2020 | Magnetic Pulse Welding and Spot Welding with Improved Coil Effciency-Application for DissimilarWelding of Automotive Metal Alloys, Chady Khalil, Surendar Marya, Guillaume Racineux, Journal of Manufacturing and Materials Processing, Vol. 4, number 69, issue 3 (2020), doi:10.3390/jmmp4030069 | Lightweight structures in the automotive and transportation industry are increasingly researched. Multiple materials with tailored properties are integrated into structures via a large spectrum of joining techniques. Welding is a viable solution in mass scale production in an automotive sector still dominated by steels, although hybrid structures involving other materials like aluminum are becomin... |
| Journal | 2021 | Reusing calcined sediments from Chorfa II dam as partial replacement of cement for sustainable mortar production, Rachid Hadj Sadok, Nadia Belas, Mahfoud Tahlaiti, Ridha Mazouzi, Journal of Building Engineering, Vol. 40, number 102273 (2021), doi:10.1016/j.jobe.2021.102273 | Dam siltation is an alarming problem that significantly affects the dam's lifetime and water storage capacity. In Algeria, the removal of dredged sediment has become a significant environmental impact and an economic issue. In this context, the utilization of calcined sediments as an artificial pozzolanic material could reduce greenhouse gas emissions in the cement industry. This paper addresses t... |
| Journal | 2023 | Hydration, mechanical and transfer properties of blended cement pastes and mortars prepared with recycled powder or limestone filler, Mahmoud Nacer eddine Hamdadou, Francois Bignonnet, Walid Deboucha, Harifidy Ranaivomanana, Nordine Leklou, Karima Arroudj, Journal of Building Engineering, Vol. 78, number 107541, issue 2 (2023), doi:10.1016/j.jobe.2023.107541 | The fine fraction (<80 m) of recycled aggregates from construction and demolition wastes, currently considered as waste, is investigated as a candidate mineral additive for partial replacement of Ordinary Portland Cement (OPC) to reduce the environmental impact of cementitious materials. Although recycled powder could affect hydration reactions due to the presence of residual anhydrous cement part... |
| Journal | 2025 | Machine learning algorithms for supporting life cycle assessment studies: An analytical review, Bishwash Neupane, Farouk Belkadi, Marco Formentini, Emmanuel Roziere, Benoit Hilloulin, Shoeib Faraji Abdolmaleki, Michael Mensah, Sustainable Production and Consumption, Vol. 56, issue 16, pp. 37-53 (2025), doi:10.1016/j.spc.2025.03.015 | Nowadays, industries face increasing pressure to enhance their environmental sustainability scores, particularly in reducing carbon footprints. Life Cycle Assessment (LCA) tools are commonly used to evaluate environmental impacts across organizational levels, enabling predictions for potential improvements. But complexity and diversity of factors influencing these assessments make prediction model... |
| Journal | 2020 | Study of Residual Stresses in Additively Manufactured Ti-6Al-4V by Neutron Diffraction Measurements, David Gloaguen, Baptiste Girault, Bruno Courant, Pierre Antoine Dubos, Marie Jose Moya, Francois Edy, Joana Rebelo Kornmeier, Metallurgical and Materials Transactions A Physical Metallurgy and Materials Science, Vol. 51, issue 2, pp. 951-961 (2020), doi:10.1007/s11661-019-05538-w | Neutron diffraction is a powerful non destructive volumetric evaluation method for the analysis of the internal stress state in components processed by laser powder bed fusion (LPBF). High cooling rates and heterogeneous distribution of temperature during additive manufacturing lead to large residual stress fields. Residual stresses developed during the building process have unquestionably an impo... |
| Journal | 2025 | Machine learning in concrete durability: challenges and pathways identified by RILEM TC 315-DCS towards enhanced predictive models, Woubishet Zewdu Taffese, Benoit Hilloulin, Yury Villagran Zaccardi, Afshin Marani, Moncef L. Nehdi, Muhammad Usman Hanif, Muralidhar Kamath, Sandra Nunes, Stefanie von Greve-Dierfeld, Antonios Kanellopoulos, Materials and Structures Materiaux Et Constructions, Vol. 58, number 1, issue 4 (2025), doi:10.1617/s11527-025-02664-3 | This review provides an in depth examination of machine learning applications in assessing concrete durability from 2013 to 2024, with a particular focus on critical degradation mechanisms, including carbonation, chloride induced deterioration, sulfate attack, frost damage, shrinkage, and corrosion. It underscores the fields heavy reliance on laboratory based data and notes the limited use of fiel... |
| Journal | 2021 | Determination of the origin of the strength regain after self-healing of binary and ternary cementitious materials including slag and metakaolin, Carol Youssef Namnoum, Benoit Hilloulin, Frederic Grondin, Ahmed Loukili, Journal of Building Engineering, Vol. 41, number 102739, issue 6 (2021), doi:10.1016/j.jobe.2021.102739 | A mechanical assessment of the self healing process of complex cementitious materials with mineral additions is presented. Mortars made with binary and ternary binders (blast furnace slag, fly ash and metakaolin) to reach 30 vol% substitution ratios were prepared, and then small cracks with a width of 10 m were created at the age of 2 days. After a 26 day healing period, mechanical properties obta... |
| Journal | 2021 | Eco-design of spirulina solar cultivation: Key aspects to reduce environmental impacts using Life Cycle Assessment, Camilo Duran Quintero, Anne Ventura, Olivier Lepine, Jeremy Pruvost, Journal of Cleaner Production, Vol. 299, number 126741 (2021), doi:10.1016/j.jclepro.2021.126741 | To identify action levers that improve the environmental balance of Spirulina manufacture, this work presents an LCA study of a modelled Spirulina production coupled with Morris sensitivity analysis on the model parameters. The study concerns a hypothetical cultivation surface of 388.5 m2 in open and covered raceway ponds (ORP and CRP) under greenhouse located in the city of Nantes in F... |
| Journal | 2021 | Earth buildings with local materials: Assessing the variability of properties measured using non-destructive methods, Mircea Barnaure, Stephanie Bonnet, Philippe Poullain, Construction and Building Materials, Vol. 281, number 122613, issue 1 (2021), doi:10.1016/j.conbuildmat.2021.122613 | The study focuses on analysing the variability of the properties for earthen materials constructed with traditional methods. Non destructive tests are conducted on two material formulations: raw earth and raw earth mixed with hemp shives and reed. Raw earth samples exhibit coefficients of variation of 3.7%, 17.8%, 9.6%, 27.0% and 12.8% for density, electrical resistivity, thermal conductivity, vol... |
| Journal | 2023 | Complementary use of thermogravimetric analysis and oven to assess the composition and bound CO2 content of recycled concrete aggregates, Farah Kaddah, Emmanuel Roziere, Harifidy Ranaivomanana, Ouali Amiri, Developments in the Built Environment, Vol. 15, number 100184, issue 1 (2023), doi:10.1016/j.dibe.2023.100184 | The carbonation of recycled concrete aggregates (RCA) has emerged as a possible significant carbon sink to mitigate the increase of CO |
| Journal | 2023 | Interpretable machine learning model for autogenous shrinkage prediction of low-carbon cementitious materials, Benoit Hilloulin, Van Quan Tran, Construction and Building Materials, Vol. 396, number 132343, issue 2 (2023), doi:10.1016/j.conbuildmat.2023.132343 | Supplementary cementitious materials (SCM) are key components of low carbon cementitious materials. However, their effects, especially for the emerging high cement replacement ratio formulations, are sometimes very challenging to predict, leading to restrictions in most standards. Through advanced Machine Learning techniques, this study provides novel insights into the autogenous shrinkage propert... |
| Journal | 2025 | Sliding and healing of frictional interfaces that appear stationary, Krittanon Sirorattanakul, Stacy Larochelle, Vito Rubino, Nadia Lapusta, Ares J. Rosakis, Nature, Vol. 639, issue 8056, pp. 947-953 (2025), doi:10.1038/s41586-025-08673-0 | Frictional interfaces are found in systems ranging from biological joints to earthquake faults. When and how these interfaces slide is a fundamental problem in geosciences and engineering1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 1920. It is believed that there exists a threshold shear force, called static friction, below which the interface is stationary4,10 |
| Journal | 2022 | Dynamic analysis of a monopile-supported offshore wind turbine considering the soil-foundation-structure interaction, Philip Alkhoury, Abdul Hamid Soubra, Valentine Rey, Mourad Ait-Ahmed, Soil Dynamics and Earthquake Engineering, Vol. 158, number 107281, issue 3 (2022), doi:10.1016/j.soildyn.2022.107281 | This paper presents a nonlinear dynamic analysis of a large diameter monopile supported multi megawatt offshore wind turbine (OWT) installed in sandy soil under perfectly drained conditions. A detailed three dimensional finite element model was used in the analysis. Two sophisticated soil constitutive models (the critical state elastoplastic SANISAND model and the hypoplastic model with intergranu... |
| Journal | 2021 | Investigation of deposition strategy on wire and arc additive manufacturing of aluminium components, Matthieu Rauch, Uzoma Vincent Nwankpa, Jean Yves Hascoet, Journal of Advanced Joining Processes, Vol. 4, number 100074 (2021), doi:10.1016/j.jajp.2021.100074 | Wire and Arc Additive Manufacturing (WAAM) is known for its higher deposition rate and its ability to manufacture medium large scale components compared to other related techniques. However, the manufacturing of small to large scale structures would require a choice of deposition strategies to implement. Parallel and oscillation deposition is implored for structures with large widths that cannot b... |
| Journal | 2020 | Composite repair system for corroded metallic pipelines: an overview of recent developments and modelling, S. Budhe, M. D. Banea, S. de Barros, Journal of Marine Science and Technology Japan, Vol. 25, issue 4, pp. 1308-1323 (2020), doi:10.1007/s00773-019-00696-3 | Over the last few decades, polymeric composites have been increasingly used as repair material for corroded metallic pipelines, as it can restore the loading capacity and structural integrity of a damaged pipeline. Considerable researches have been carried out on the repair of corroded metallic pipes with fiber reinforced polymer based composites. Also, the repair methods have been continuously im... |
| Journal | 2020 | Cyclic volumetric strain accumulation for sand under drained simple shear condition, Ze Xiang WU, Zhen Yu YIN, Christophe DANO, Pierre Yves HICHER, Applied Ocean Research, Vol. 101, number 102200 (2020), doi:10.1016/j.apor.2020.102200 | Volumetric strain of a soil element surrounding the pile accumulated under the drained cyclic loading condition is one of major concerns in geotechnical engineering design. In this paper, twenty stress controlled drained simple shear tests, with 5000 cycles on Fontainebleau sand have been carried out, which aims to investigate four factors influencing cyclic accumulation behaviour: initial void ra... |
| Journal | 2021 | Effect of fiber reinforcement on the compression and flexural strength of fiber-reinforced geopolymers, Micha ach, Bartomiej Kluska, Damian Janus, Dawid Kabat, Kinga Pawecka, Kinga Korniejenko, Martin Duarte Guigou, Marta Choinska, Applied Sciences Switzerland, Vol. 11, number 10443, issue 21 (2021), doi:10.3390/app112110443 | This work aimed to determine the effect of the addition of different types of reinforcing fibers on the strength properties of geopolymers such as flexural and compressive strength. Geopoly mers are an attractive alternative to conventional binders and building materials; however, one of the main problems of their widespread use is their low resistance to brittle fracture. To improve the mechanica... |
| Journal | 2023 | Increased transparency is needed for corporate science-based targets to be effective, Anders Bjørn, H. Damon Matthews, Maida Hadziosmanovic, Nicolas Desmoitier, Amr Addas, Shannon M. Lloyd, Nature Climate Change, Vol. 13, issue 8, pp. 756-759 (2023), doi:10.1038/s41558-023-01727-z | |
| Journal | 2021 | Effect of roughness of mussels on cylinder forces from a realistic shape modelling, Antoine Marty, Franck Schoefs, Thomas Soulard, Christian Berhault, Jean Valery Facq, Benoit Gaurier, Gregory Germain, Journal of Marine Science and Engineering, Vol. 9, number 598, issue 6 (2021), doi:10.3390/jmse9060598 | After a few weeks, underwater components of offshore structures are colonized by marine species and after few years this marine growth can be significant. It has been shown that it affects the hydrodynamic loading of cylinder components such as legs and braces for jackets, risers and mooring lines for floating units. Over a decade, the development of Floating Offshore Wind Turbines highlighted spe... |
| Journal | 2021 | In-situ synchrotron characterisation of fracture initiation and propagation in shales during indentation, Lin Ma, Anne Laure Fauchille, Michael R. Chandler, Patrick Dowey, Kevin G. Taylor, Julian Mecklenburgh, Peter D. Lee, Energy, Vol. 215, number 119161, issue 12 (2021), doi:10.1016/j.energy.2020.119161 | The feasibility and advantages of synchrotron imaging have been demonstrated to effectively characterise fracture initiation and propagation in shales during indentation tests. These include 1) fast (minute scale) and high resolution (m scale) imaging of fracture initiation, 2) concurrent spatial and temporal information (4D) about fracture development, 3) quantification and modelling of shale def... |
| Journal | 2021 | Agent-based simulation of hindering effect of small group behavior on elevated interval evacuation time along urban rail transit, Zihua Pan, Qingchao Wei, Huan Wang, Travel Behaviour and Society, Vol. 22, issue 2, pp. 262-273 (2021), doi:10.1016/j.tbs.2020.10.007 | Passenger evacuation on elevated rail lines has always been a challenge for rail transit safety operation and evacuation planning. Though the importance of passenger behavior to evacuation has been recognized gradually, limited research focused on the influence of small group behavior on evacuation of elevated rail transit system. This paper conducted a questionnaire survey about passenger willing... |
| Journal | 2021 | A multiaxis tool path generation approach for thin wall structures made with waam, Matthieu Rauch, Jean Yves Hascoet, Vincent Querard, Journal of Manufacturing and Materials Processing, Vol. 5, number 128, issue 4 (2021), doi:10.3390/jmmp5040128 | Wire Arc Additive Manufacturing (WAAM) has emerged over the last decade and is dedicated to the realization of high dimensional parts in various metallic materials. The usual process implementation consists in associating a high performance welding generator as heat source, a NC controlled 6 or 8 degrees (for example) of freedom robotic arm as motion system and welding wire as feedstock. WAAM tool... |
| Journal | 2023 | Microstructural and heat treatment analysis of 316L elaborated by SLM additive manufacturing process, Kaoutar Fri, Abdellah Laazizi, Mouad Bensada, Mohammed El Alami, Abdelmalek Ouannou, Iatimad Akhrif, Mostapha El Jai, Jamal Fajoui, International Journal of Advanced Manufacturing Technology, Vol. 124, issue 7-8, pp. 2289-2297 (2023), doi:10.1007/s00170-022-10622-4 | Metal additive manufacturing is an emerging advanced technology, it differs from conventional manufacturing methods as machining, casting, and forging, which are either subtractive or forming. Firstly, the objective of this work is to elaborate a new 316L stainless steel material by selective laser melting (SLM) from metallic powder according to specific operating parameters, namely laser scanning... |
| Journal | 2022 | Vibration reduction of monopile-supported offshore wind turbines based on finite element structural analysis and active control, Philip Alkhoury, Mourad Ait-Ahmed, Abdul Hamid Soubra, Valentine Rey, Ocean Engineering, Vol. 263, number 112234, issue 3 (2022), doi:10.1016/j.oceaneng.2022.112234 | A finite element (FE) structural analysis based on a commercial software is combined with an observer based active control to study the real time performance of an Active Tuned Mass Damper (ATMD) in reducing the fore aft vibration of a monopile supported offshore wind turbine (OWT). Firstly, a reduced order MDOF model was established and used to design a Linear Quadratic Regulator. Secondly, the c... |
| Journal | 2022 | Modular deep learning segmentation algorithm for concrete microscopic images, Benoit Hilloulin, Imane Bekrine, Emmanuel Schmitt, Ahmed Loukili, Construction and Building Materials, Vol. 349, number 128736, issue 7 (2022), doi:10.1016/j.conbuildmat.2022.128736 | Segmentation procedures of concrete microscopic images and standard test methods devoted to the spacing factor calculation for the freeze thaw resistance assessment of concrete are time consuming and skill dependent. Moreover, manual color treatment and careful image examination are often needed. Within the past few years, Convolutional neural networks (CNN) have proved unpreceded performances in ... |
| Journal | 2021 | Cyclic and creep combination effects on the long-term undrained behavior of overconsolidated clay, Jian Han, Zhen Yu Yin, Christophe Dano, Pierre Yves Hicher, Acta Geotechnica, Vol. 16, issue 4, pp. 1027-1041 (2021), doi:10.1007/s11440-020-01078-5 | Soft soil subjected to cyclic loading typically exhibits an increase in excess pore pressure under undrained condition which brings the soil to an overconsolidated state. Then, under a subsequent large number of cycles (e.g. more than one million) which also takes time, the creep at overconsolidated state influences the cyclic effect and thus results in a complicated long term undrained behavior. ... |
| Journal | 2020 | Vulnerability and costs of adaptation strategies for housing subjected to flood risks: Application to La Gueriniere France, Axel Creach, Emilio Bastidas-Arteaga, Sophie Pardo, Denis Mercier, Marine Policy, Vol. 117, number 103438 (2020), doi:10.1016/j.marpol.2019.02.010 | Coastal flooding along the Atlantic coast caused by Storm Xynthia killed 41 people. The location and configuration of residential housing were the main factors affecting the vulnerability of people to flooding. The French government responded by destroying buildings in the most flood prone areas and relocating residents to safer areas. This strategy attracted much criticism, in particular because ... |
| Journal | 2020 | Flowability characterization and enhancement of aluminium powders for additive manufacturing, S. Touze, M. Rauch, J. Y. Hascoet, Additive Manufacturing, Vol. 36, number 101462, issue 5 (2020), doi:10.1016/j.addma.2020.101462 | The present work aims at quantifying and enhancing the flowability of cohesive metal powders, in particular aluminium powders, for their use in Additive Manufacturing processes such as Laser Metal Deposition. A flowability criterion, the population dependent granular Bond number, is calculated for various metal powder samples, which are then tested with a funnel flowmeter under vibrational assista... |
| Journal | 2023 | Review of methods to assess the structural response of offshore wind turbines subjected to ship impacts, Icaro Ladeira, Lucas Marquez, Sara Echeverry, Herve Le Sourne, Philippe Rigo, Ships and Offshore Structures, Vol. 18, issue 6, pp. 755-774 (2023), doi:10.1080/17445302.2022.2072583 | This paper presents a literature review of analytical, numerical, and experimental methods for evaluating the structural response of Offshore Wind Turbines (OWT's) during ship collision events. The different energy transfer mechanisms involved throughout a collision against fixed or floating OWT substructures are examined, whilst documenting some of the most common procedures in the assessment of ... |
| Journal | 2022 | Investigating the Effects of Climate Change on Structural Actions, Andre Orcesi, Alan OConnor, Dimitris Diamantidis, Miroslav Sykora, Teng Wu, Mitsuyoshi Akiyama, Abdul Kadir Alhamid, Franziska Schmidt, Maria Pregnolato, Yue Li, Babak Salarieh, Abdullahi M. Salman, Emilio Bastidas-Arteaga, Olga Markogiannaki, Franck Schoefs, Structural Engineering International, Vol. 32, issue 4, pp. 563-576 (2022), doi:10.1080/10168664.2022.2098894 | The changing climate with resulting more extreme weather events will likely impact infrastructure assets and services. This phenomenon can present direct threats to the assets as well as significant indirect effects for those relying on the services those assets deliver. Such threats are path dependent and place specific, as they strongly depend on current and future climate variability, location,... |
| Journal | 2022 | Towards global indicator of durability performance and carbon footprint of clinker-slag-limestone cement-based concrete exposed to carbonation, Imane Elkhaldi, Emmanuel Roziere, Philippe Turcry, Ahmed Loukili, Journal of Cleaner Production, Vol. 380, number 134876 (2022), doi:10.1016/j.jclepro.2022.134876 | This article aims at defining an effective global warming potential criterion for qualifying a concrete mixture based on a CO |
| Journal | 2023 | Characterisation of damage mechanisms of GFRP-balsa sandwich under 4-point bending based on two-step clustering process in acoustic emission analysis, Yuan Wu, Marie Laetitia Pastor, Marianne Perrin, Pascal Casari, Xiaojing Gong, Composites Part B Engineering, Vol. 260, number 110774, issue 11 (2023), doi:10.1016/j.compositesb.2023.110774 | This work focuses on the characterisation of damage mechanisms of GFRP balsa sandwich under static 4 point bending by coupling Acoustic Emission (AE) monitoring and post mortem microscope observations. A two step clustering process coupling the three most relevant AE parameters (amplitude, peak frequency and duration) has been proposed and validated to better apply the K means method to AE analysi... |
| Journal | 2025 | TEMPORARY REMOVAL: Probabilistic modelling of deterioration of reinforced concrete structures, Dimitri V. Val, Carmen Andrade, Miroslav Sykora, Mark G. Stewart, Emilio Bastidas-Arteaga, Jan Mlcoch, Quynh Chau Truong, Charbel Pierre El Soueidy, Structural Safety, Vol. 113, number 102454, issue 6 (2025), doi:10.1016/j.strusafe.2024.102454 | |
| Journal | 2021 | Polydopamine coated Si nanoparticles allow for improved mechanical and electrochemical stability, Utkarsh Ahuja, Bo Wang, Pu Hu, Julien Rethore, Katerina E. Aifantis, Electrochimica Acta, Vol. 392, number 138993, issue 27 (2021), doi:10.1016/j.electacta.2021.138993 | Numerous experiments suggest that the capacity decay of Silicon (Si) porous electrodes is related to the significant fracture experienced during the lithiation/de lithiation process. In this work, modeling and surface engineering of nanosized Si is employed to synthesize nanocomposites with enhanced mechanical and electrochemical stability. Initially, a multiphysics model is applied to predict the... |
| Journal | 2024 | Decision Tree Regression vs. Gradient Boosting Regressor Models for the Prediction of Hygroscopic Properties of Borassus Fruit Fiber, Assia Aboubakar Mahamat, Moussa Mahamat Boukar, Nordine Leklou, Amandine Celino, Ifeyinwa Ijeoma Obianyo, Numfor Linda Bih, Tido Tiwa Stanislas, Holmer Savastanos, Applied Sciences Switzerland, Vol. 14, number 7540, issue 17 (2024), doi:10.3390/app14177540 | Featured Application: This study presents a novel approach to use ML models to estimate the hygroscopic properties of a natural fiber: Borassus fruit fibres (BNF). This knowledge is helpful to engineers designing and choosing materials for various applications in the building sector, as they can better understand how the material absorbs moisture. The ML models could potentially replace more expen... |
| Journal | 2020 | Modeling the effect of wetting on the mechanical behavior of crushable granular materials, Carlos Ovalle, Pierre Yves Hicher, Geoscience Frontiers, Vol. 11, issue 2, pp. 487-494 (2020), doi:10.1016/j.gsf.2019.06.009 | It is well known that the compressibility of crushable granular materials increases with the moisture content, due to the decrease of particle strength in a humid environment. An existing approach to take into account the effect of grain breakage in constitutive modeling consists in linking the evolution of the grain size distribution to the plastic work. But how the material humidity can affect t... |
| Journal | 2021 | Reactivity effect of calcium carbonate on the formation of carboaluminate phases in ground granulated blast furnace slag blended cements, Walid Deboucha, Nassim Sebaibi, Yassine El Mendili, Aurelie Fabien, U. Johnson Alengaram, Nordine Leklou, Mahmoud N. Hamdadou, Alexandra Bourdot, Stephanie Gascoin, Sustainability Switzerland, Vol. 13, number 6504, issue 11 (2021), doi:10.3390/su13116504 | The reactivity effect of calcium carbonate, present in ground oyster shells and limestone filler, on the formation of carboaluminate phases in ground granulated blast furnace slag blended cement pastes was reported in this paper. Six different binary and ternary blended cement pastes were prepared using ground granulated blast furnace slag, ground oyster shells and limestone filler with different ... |
| Journal | 2021 | On the determination of acoustic emission wave propagation velocity in composite sandwich structures, Yuan Wu, Marianne Perrin, Marie Laetitia Pastor, Pascal Casari, Xiaojing Gong, Composite Structures, Vol. 259, number 113231, issue 9 (2021), doi:10.1016/j.compstruct.2020.113231 | This work focuses on the rapid determination of Acoustic Emission (AE) wave propagation velocity in composite laminate and sandwich structures using a closed form formula. Firstly, a classical closed form model proposed in the literature is extended to determine the acoustic wave velocity in any direction in a composite laminate or sandwich structure; then a corrective factor has been defined to i... |
| Journal | 2020 | Development of a micro-mechanical model for the determination of damage properties of cement pastes, Abderrahmane Rhardane, Frederic Grondin, Syed Yasir Alam, Construction and Building Materials, Vol. 261, number 120514 (2020), doi:10.1016/j.conbuildmat.2020.120514 | Demand on low carbon concrete for building increases in many countries. However, workers in construction sites are often confronted with early cracking risks in concrete when new cement mixtures are used. Indeed, new chemical additions are mixed with cement and mixtures are optimized in laboratories to reach the target performance for concrete. But, in site, the results are not exactly the same. I... |
| Journal | 2023 | Investigating the role played by portlandite and C-A-S-H in the degradation response of pozzolanic and slag cements to external sulphate attack, Sonia Boudache, Ahmed Loukili, Laurent Izoret, Emmanuel Roziere, Journal of Building Engineering, Vol. 67, number 106053, issue 1 (2023), doi:10.1016/j.jobe.2023.106053 | Cements made with pozzolanic materials and/or latent hydraulic materials are developed to replace Portland cement and decrease the impact of cement production on the CO |
| Journal | 2021 | Open-source carbon footprint estimator: Development and university declination, Clement Auger, Benoit Hilloulin, Benjamin Boisserie, Mael Thomas, Quentin Guignard, Emmanuel Roziere, Sustainability Switzerland, Vol. 13, number 4315, issue 8 (2021), doi:10.3390/su13084315 | Anthropogenic greenhouse gas emissions need to be cut to limit climate change. Thus, universities, in the same way as citizens and companies, are starting to raise awareness about this issue and to take action to reduce their carbon footprint. Centrale Nantes, a French Grande ecole, initiated a low carbon transition with the calculation of the 2018 carbon footprint of the university. This report p... |
| Journal | 2020 | An experimental investigation on the correlation between the aggregate size effect and the structural size effect, Ran Zhu, Syed Yasir Alam, Ahmed Loukili, Engineering Fracture Mechanics, Vol. 234, number 107101, issue 1 (2020), doi:10.1016/j.engfracmech.2020.107101 | Concrete failure properties are significantly affected when the size of the structure changes. This size effect which is due to the presence of fracture process zone led by the aggregate size, has been studied in the literature only for a given concrete, however, the role of aggregate size on the size effect parameters is not clear. This paper presents an original experimental study where both the... |
| Journal | 2021 | Novel control model of Contact-Tip-to-Work Distance (CTWD) for sound monitoring of arc-based DED processes based on spectral analysis, Alexia Chabot, Matthieu Rauch, Jean Yves Hascoet, International Journal of Advanced Manufacturing Technology, Vol. 116, issue 11-12, pp. 3463-3472 (2021), doi:10.1007/s00170-021-07621-2 | Additive manufacturing (AM) is a rising technology bringing new opportunities for design and cost of manufacturing, compared to standard processes like casting and machining. Among the AM techniques, Direct Energy Deposition (DED) processes are dedicated to manufacture functional metallic parts. For all DED technologies, the Contact Tip to Work Distance (CTWD)namely the work distance between the d... |
| Journal | 2022 | Probability-based maintenance modeling and planning for reinforced concrete assets subjected to chloride ingress, Quynh Chau Truong, Charbel Pierre El Soueidy, Yue Li, Emilio Bastidas-Arteaga, Journal of Building Engineering, Vol. 54, number 104675, issue 4 (2022), doi:10.1016/j.jobe.2022.104675 | Chloride ingress into concrete is the primary cause of steel corrosion that leads to the deterioration of reinforced concrete (RC) assets and eventual reduction of its service life. The maintenance of RC buildings and structures has become a major concern, and thus the development of an effective maintenance plan is required. This study focuses on deterministic and probabilistic analysis of servic... |
| Journal | 2023 | Relationship between microstructure, and residual strain and stress in stainless steels in-situ alloyed by double-wire arc additive manufacturing (D-WAAM) process, Juliette Theodore, Laurent Couturier, Baptiste Girault, Sandra Cabeza, Thilo Pirling, Renaud Frapier, Gregoire Bazin, Bruno Courant, Materialia, Vol. 30, number 101850, issue No 5 (2023), doi:10.1016/j.mtla.2023.101850 | In the field of welding, assembly of thick parts requires the base metal to be chamfered, followed by multipass welding. The process generates thermal, mechanical, and metallurgical phenomena resulting in the formation of residual strains and stresses. Strains must be limited, as they can cause misalignments during welding and leads to geometrical defects. Residual stresses are especially problema... |
| Journal | 2020 | The Hot Optimal Transportation Meshfree (HOTM) method for materials under extreme dynamic thermomechanical conditions, Hao Wang, Huming Liao, Zongyue Fan, Jiang Fan, Laurent Stainier, Xiaobai Li, Bo Li, Computer Methods in Applied Mechanics and Engineering, Vol. 364, number 112958, issue 4849 (2020), doi:10.1016/j.cma.2020.112958 | We present a monolithic incremental Lagrangian framework based on meshfree methods, the Hot Optimal Transportation Meshfree (HOTM) method, for a robust and efficient solution of the dynamic response of materials under extreme thermomechanical conditions, possibly involving extremely large deformation, phase transition and multiphase mixing. The HOTM method combines the Optimal Transportation Meshf... |
| Journal | 2021 | Non-negative moment fitting quadrature rules for fictitious domain methods, Gregory Legrain, Computers and Mathematics with Applications, Vol. 99, issue 1, pp. 270-291 (2021), doi:10.1016/j.camwa.2021.07.019 | Fictitious domain methods enable to solve physical problems on unfitted grids, thereby avoiding time consuming and error prone meshing phases. However, an accurate integration of the weak formulation is still mandatory, leading to the need for efficient quadrature strategies in the elements that are partially located in the physical domain. Various methodologies have been proposed to this end. Amo... |
| Journal | 2024 | Incorporating mitigation strategies in machine learning for landslide susceptibility prediction, Hai Min Lyu, Zhen Yu Yin, Pierre Yves Hicher, Farid Laouafa, Geoscience Frontiers, Vol. 15, number 101869, issue 5 (2024), doi:10.1016/j.gsf.2024.101869 | This study proposes an approach that considers mitigation strategies in predicting landslide susceptibility through machine learning (ML) and geographic information system (GIS) techniques. ML models, such as random forest (RF), logistic regression (LR), and support vector classification (SVC) are incorporated into GIS to predict landslide susceptibilities in Hong Kong. To consider the effect of m... |
| Journal | 2022 | Numerical analysis of internal erosion impact on underground structures: Application to tunnel leakage, Jie Yang, Zhen Yu Yin, Farid Laouafa, Pierre Yves Hicher, Geomechanics for Energy and the Environment, Vol. 31, number 100378, issue 3 (2022), doi:10.1016/j.gete.2022.100378 | Water leakage is one of the most critical factors that affect the ground movement and structural behaviour during and after the construction of the shield tunnel. Currently, very limited attention has been paid to the effect of the loss of fine particles induced by the water leakage, namely the internal erosion. In this study, the evolution of soil porosity, gradation, seepage flow and the induced... |
| Book | 2020 | Practice of Constitutive Modelling for Saturated Soils, Zhen Yu Yin, Pierre Yves Hicher, Yin Fu Jin, ISBN:[9789811563065, 9789811563072], Springer Singapore (2020), doi:10.1007/978-981-15-6307-2 | This book describes the development of a constitutive modeling platform for soil testing, which is one of the key components in geomechanics and geotechnics. It discusses the fundamentals of the constitutive modeling of soils and illustrates the use of these models to simulate various laboratory tests. To help readers understand the fundamentals and modeling of soil behaviors, it first introduces ... |
| Journal | 2022 | Dynamic ultimate strength of a ultra-large container ship subjected to realistic loading scenarios, George Jagite, Fabien Bigot, Sime Malenica, Quentin Derbanne, Herve Le Sourne, Patrice Cartraud, Marine Structures, Vol. 84, number 103197, issue 4 (2022), doi:10.1016/j.marstruc.2022.103197 | When technically specifying ships for the future, the following aspects are examples of what we will have even more focus on than today: bigger, lighter, and faster. Thereby, the hydroelastic type of structural response will be more and more significant. Furthermore, it is well known that the whipping induced stresses are having a higher frequency than the ordinary wave induced stresses; hence, so... |
| Journal | 2022 | Experimental study of two kinds of hard marine growth effects on the hydrodynamic behavior of a cylinder submitted to wave and current loading, A. Marty, F. Schoefs, G. Damblans, J. V. Facq, B. Gaurier, G. Germain, Ocean Engineering, Vol. 263, number 112194, issue 5 (2022), doi:10.1016/j.oceaneng.2022.112194 | The presence of marine growth increases submarine structures diameter and roughness and thus the hydrodynamic loading due to wave and current excitation. In this paper, two kinds of hard roughness (mussels and corals) are studied experimentally. In order to cover a wide range of the dimensionless numbers (Reynolds number, KeuleganCarpenter number and reduced speed), three kind of trials are carrie... |
| Journal | 2020 | Model of bio-colonisation on mooring lines: Updating strategy based on a static qualifying sea state for floating wind turbines, Benjamin Decurey, Franck Schoefs, Anne Laure Barille, Thomas Soulard, Journal of Marine Science and Engineering, Vol. 8, number 108, issue 2 (2020), doi:10.3390/jmse8020108 | Bio colonisation affects the ageing of materials and the behaviour of offshore structures. Mooring systems and umbilicals belong to the family of slender bodies which are components sensitive to bio colonisation because of a change of dynamic behaviour due to shape, roughness and mass modifications. However, this stochastic process in time and space is hard to predict. The purpose is then twofold:... |
| Journal | 2022 | Evaluation of Hydrodynamic Force Coefficients in Presence of Biofouling on Marine/Offshore Structures, a Review and New Approach, Franck Schoefs, Arash Bakhtiari, Hamed Ameryoun, Journal of Marine Science and Engineering, Vol. 10, number 558, issue 5 (2022), doi:10.3390/jmse10050558 | Novel attempts to optimize the design and requalification of offshore structures draws attention to the importance of updating information about the environmental forces. One of the important steps to design or re assess offshore structures is the re evaluation/evaluation of bio colonizations effects. This paper presents a review of studies that considered biofouling in marine/offshore structures.... |
| Journal | 2021 | Design of concrete : Setting a new basis for improving both durability and environmental performance, Anne Ventura, Van Loc Ta, Tristan Senga Kiesse, Stephanie Bonnet, Journal of Industrial Ecology, Vol. 25, issue 1, pp. 233-247 (2021), doi:10.1111/jiec.13059 | CO |
| Journal | 2022 | Investigating the Effects of Climate Change on Material Properties and Structural Performance, Andre Orcesi, Alan O'Connor, Emilio Bastidas-Arteaga, Mark G. Stewart, Boulent Imam, Katerina Kreislova, Franck Schoefs, Olga Markogiannaki, Teng Wu, Yue Li, Abdullahi Salman, Lara Hawchar, Paraic C. Ryan, Structural Engineering International, Vol. 32, issue 4, pp. 577-588 (2022), doi:10.1080/10168664.2022.2107468 | One major issue when considering the effects of climate change is to understand, qualify and quantify how the changing climate will likely impact infrastructure assets and services as it strongly depends on current and future climate variability, location, asset design life, function and condition. Expected changes to local climatic conditions may potentially lead to changes in the degradation pro... |
| Journal | 2021 | Enhanced impact-resistance of aeronautical quasi-isotropic composite plates through diffused water molecules in epoxy, Furqan Ahmad, Fethi Abbassi, Mazhar Ul-Islam, Frederic Jacquemin, Jung Wuk Hong, Scientific Reports, Vol. 11, number 7440, issue 1 (2021), doi:10.1038/s41598-021-81443-w | In order to elucidate the hygroscopic effects on impact resistance of carbon fiber/epoxy quasi isotropic composite plates, low velocity impact tests are conducted on dry and hygroscopically conditioned plates, respectively, under identical configurations. For the impact tests, plates were immersed in the hot water at 80 °C to absorb a different amount of moisture content (MC). Experimental results... |
| Journal | 2022 | Internal erosion by suffusion on cohesionless gap-graded soils: Model and sensibility analysis, Rachel Gelet, Didier Marot, Geomechanics for Energy and the Environment, Vol. 31, number 100313, issue 9 (2022), doi:10.1016/j.gete.2022.100313 | Cohesionless gap graded soils are susceptible to volumetric internal erosion, also called suffusion, under the action of seepage flow through the porous material. More precisely, during suffusion three processes simultaneously take place: detachment, transport and possible filtration of the fine particles. This paper proposes a new relationship to describe the development of suffusion based on the... |
| Journal | 2022 | Matching of corroded defects in onshore pipelines based on In-Line Inspections and Voronoi partitions, Rafael Amaya-Gomez, Franck Schoefs, Mauricio Sanchez-Silva, Felipe Munoz, Emilio Bastidas-Arteaga, Reliability Engineering and System Safety, Vol. 223, number 108520, issue 4 (2022), doi:10.1016/j.ress.2022.108520 | Onshore pipelines are usually subjected to a corrosion attack. Regular inspections known as In Line inspections (ILI) are commonly used with magnetic (MFL) or ultrasonic (UT) tools to prevent any failure. New defects will appear between consecutive inspections due to the aggressiveness of the surroundings and the detection thresholds associated with the defects depth. This work focuses on the matc... |
| Journal | 2020 | Assessment of the effectiveness of wood pole repair using FRP considering the impact of climate change on decay and hurricane risk, Eric Merschman, Abdullahi M. Salman, Emilio Bastidas-Arteaga, Yue Li, Advances in Climate Change Research, Vol. 11, issue 4, pp. 332-348 (2020), doi:10.1016/j.accre.2020.10.001 | Electric power distribution systems are vulnerable to disruption due to severe weather events, especially hurricanes. Such vulnerability is expected to increase over time due to the impact of climate change on hurricanes and the decay of wood poles that support the distribution lines. This study investigates the effectiveness of using fiber reinforced polymer (FRP) sleeve to reinforce wood poles s... |
| Journal | 2022 | Water ageing effects on the elastic and viscoelastic behaviour of epoxy-based materials used in marine environment, Q. Dezulier, A. Clement, P. Davies, M. Arhant, B. Flageul, F. Jacquemin, Composites Part B Engineering, Vol. 242, number 110090, issue 1 (2022), doi:10.1016/j.compositesb.2022.110090 | Both experimental tests and numerical simulations have been performed in this study to analyze the influence of long term immersion (over 500 days) on the hygro elastic and hygro viscoelastic behaviour of epoxy resin samples. First, a diffusive and swelling campaign was carried out with water immersion at 25 °C and 60 °C. Various experimental tests have also been undertaken at different stages of ... |
| Journal | 2022 | Fracture Behavior of Long Fiber Reinforced Geopolymer Composites at Different Operating Temperatures, Kinga Korniejenko, Beata Figiela, Celina Ziejewska, Joanna Marczyk, Patrycja Bazan, Marek Hebda, Marta Choinska, Wei Ting Lin, Materials, Vol. 15, number 482, issue 2 (2022), doi:10.3390/ma15020482 | The aim of this article was to analyze the fracture behavior of geopolymer composites based on fly ash or metakaolin with fine aggregate and river sand, with three types of reinforcement: glass, carbon, and aramid fiber, at three different temperatures, approximately: 3C, 20C, and 50C. The temperatures were selected as a future work temperature for composites desig... |
| Journal | 2020 | Compaction Banding in High-Porosity Carbonate Rocks: 2. A Gradient-Dependent Plasticity Model, Youssouf Abdallah, Jean Sulem, Ioannis Stefanou, Journal of Geophysical Research Solid Earth, Vol. 125, number 219, issue 12 (2020), doi:10.1029/2020JB020610 | Based on the experimental study on Saint Maximin limestone presented in a companion paper (Abdallah et al., 2020), a gradient dependent plasticity model is developed to account for the key role of porosity heterogeneity in the formation and propagation of compaction bands. The constitutive law, developed in the frame of a micromorphic continuum theory, contains two hardening variables: the porosit... |
| Journal | 2020 | Experimental analysis of mechanical performance of glass fibre reinforced polyamide 6 under varying environmental conditions, Ivanna Pivdiablyk, Patrick Rozycki, Frederic Jacquemin, Laurent Gornet, Stephane Auger, Composite Structures, Vol. 245, number 112338, issue 9 (2020), doi:10.1016/j.compstruct.2020.112338 | The polyamide based composite materials are widely employed in various industrial domains. Along with the numerous advantages of these engineering materials, an important sensitivity to hygrothermal conditions represents a major drawback. Hence, this study aims to thoroughly evaluate the variation of physical and mechanical properties in moist and thermal environments of three stacking sequences. ... |
| Journal | 2021 | Probing magnetic pulse welding of aluminium and steel sheets, Rishabh Shotri, Guillaume Racineux, Amitava De, Journal of Manufacturing Processes, Vol. 72, issue 2, pp. 309-319 (2021), doi:10.1016/j.jmapro.2021.10.029 | Magnetic pulse welding is used to join overlapped thin sheets of dissimilar materials in solid state, which is not easy by fusion welding due to severe thermomechanical distortion and the formation of brittle intermetallic compounds. An intense electromagnetic pulse is employed that causes an impact between the overlapped parts leading to plastic deformation and rapid coalescence along the interfa... |
| Journal | 2021 | Vacuum-Bag-Only (VBO) Molding of Flax Fiber-reinforced Thermoplastic Composites for Naval Shipyards, V. Popineau, A. Celino, M. Le Gall, L. Martineau, C. Baley, A. Le Duigou, Applied Composite Materials, Vol. 28, issue 3, pp. 791-808 (2021), doi:10.1007/s10443-021-09890-2 | This article presents an alternative manufacturing process for unidirectional tape natural fiber Polypropylene with Maleic Anhydride grafted PolyPropylene (PP + MAPP) thermoplastic composites that could enable large high performance parts to be built, while being recyclable at end of life. The performance target is flax/epoxy composites that are currently manufactured in shipyard. A parametric ana... |
| Journal | 2022 | Experimental Characterization of Raw Earth Properties for Modeling Their Hygrothermal Behavior, Yassine Elias Belarbi, Mohamed Sawadogo, Philippe Poullain, Nabil Issaadi, Ameur El Amine Hamami, Stephanie Bonnet, Rafik Belarbi, Buildings, Vol. 12, number 648, issue 5 (2022), doi:10.3390/buildings12050648 | Raw earth is one of the oldest building materials of mankind. Almost a third of the worlds population is living in an earth based house. However, their use remains low compared to conventional materials such as concrete, steel, and wood. Although these geosourced materials are abundant, recyclable, and have a low environmental footprint, their use is very limited in the construction sector. This c... |
| Journal | 2021 | Effect of salt spray ageing on the fracture of composite-to-metal bonded joints, M. M. Arouche, M. N. Saleh, S. Teixeira de Freitas, S. de Barros, International Journal of Adhesion and Adhesives, Vol. 108, number 102885, issue 5 (2021), doi:10.1016/j.ijadhadh.2021.102885 | This work investigates the effect of long term environmental exposure on the performance of composite to metal bonded joints. Specimens are manufactured using a carbon fiber reinforced polymer (CFRP) co bonded to a steel member with epoxy adhesive and aged in a salt spray chamber. The mixed mode fracture behavior of the non aged and aged specimens is assessed using the mixed mode bending (MMB) tes... |
| Journal | 2021 | Construction of physical welding windows for magnetic pulse welding of 5754 aluminum with DC04 steel, C. Khalil, S. Marya, G. Racineux, International Journal of Material Forming, Vol. 14, issue 5, pp. 843-854 (2021), doi:10.1007/s12289-020-01597-2 | Magnetic pulse welding (MPW) has potential applications where fusion welding is problematic, such as in dissimilar joints or where the very part integrity, as in electronic components, is likely to be impaired by hot environments. Mostly suited in lap configuration, its successful implementation hinges on multiple process parameters such as standoff distance between two parts, the discharge energy... |
| Journal | 2021 | A new Delaunay triangulation-based approach to characterize the pore network in granular materials, Ngoc Son Nguyen, Habib Taha, Didier Marot, Acta Geotechnica, Vol. 16, issue 7, pp. 2111-2129 (2021), doi:10.1007/s11440-021-01157-1 | The ability of granular materials to retain fine particles transported within their void space by seepage flow depends strongly on the geometric characteristics of their pore network (pore sizes and constriction sizes). Hence, characterizing the pore network of a granular assembly obtained by means of a micro tomography scanning or a numerical discrete simulation is of great importance in assessme... |
| Journal | 2023 | An Overview of Micro- and Nano-Dispersion Additives for Asphalt and Bitumen for Road Construction, Kinga Korniejenko, Marek Nykiel, Marta Choinska, Assel Jexembayeva, Marat Konkanov, Lyazat Aruova, Buildings, Vol. 13, number 2948, issue 12 (2023), doi:10.3390/buildings13122948 | The main motivations for the development of research in the area of appropriate additives for asphalt and bitumen are the enhancement of their properties and improvement of their production process, including the reduction in environmental burden. Many additives improve the properties of mineralasphalt mixtures. Traditionally, additives such as the following are applied: elastomers, plastomers, la... |
| Journal | 2022 | A new methodology to predict moisture effects on mechanical behaviors of GFRP-BALSA sandwich by acoustic emission and infrared thermography, Yuan Wu, Marie Laetitia Pastor, Marianne Perrin, Pascal Casari, Xiaojing Gong, Composite Structures, Vol. 287, number 115342, issue 1 (2022), doi:10.1016/j.compstruct.2022.115342 | This work focuses on moisture effects on mechanical properties of GFRP balsa sandwich structure experimentally and numerically. Firstly, relationships between Moisture Content (MC) and Acoustic Emission (AE) wave velocity have been demonstrated by Hsu Nielsen tests during the water immersion tests. And then, a new methodology was proposed to predict the elastic modulus of skin of wet sandwich stru... |
| Journal | 2021 | On the influence of glass fiber mat on the mixed-mode fracture of composite-to-metal bonded joints, Marcio Moreira Arouche, Sofia Teixeira de Freitas, Silvio de Barros, Composite Structures, Vol. 256, number 113109, issue 3 (2021), doi:10.1016/j.compstruct.2020.113109 | In this work, the influence of a layer of glass fiber mat (GFM) inserted in a bi material bonded joint interface is investigated as a toughening mechanism to improve the fracture performance of bonded structures. Composite to metal bonded specimens were manufactured by hand lay up using two different consolidation processes: at room pressure or using vacuum bagging. The fracture behavior was evalu... |
| Journal | 2020 | Effect of process parameters on track geometry, microstructural evolution on 316L stainless steel multi-layer clads, M. Manjaiah, J. Y. Hascoet, M. Rauch, Materials Science and Engineering B, Vol. 259, number 114583 (2020), doi:10.1016/j.mseb.2020.114583 | In the present work, the effect of process parameters such as laser power, scan speed and powder flow rate on the geometry and surface waviness of the bead during Laser Metal Deposition (LMD) was determined. A gas atomized powder of 316L stainless steel were employed, which were deposited on a stainless steel substrate at a rate of 2 kg/h. The experimental results indicated that the bead height, b... |
| Journal | 2020 | The use of superabsorbent polymers in high performance concrete to mitigate autogenous shrinkage in a large-scale demonstrator, Laurence De Meyst, Judy Kheir, Jose Roberto Tenorio Filho, Kim Van Tittelboom, Nele De Belie, Sustainability Switzerland, Vol. 12, number 4741, issue 11 (2020), doi:10.3390/su12114741 | High performance concrete (HPC) is a high strength concrete that undergoes a lot of early age autogenous shrinkage (AS). If shrinkage is restrained, then micro cracks arise and threaten the durability of the structure. Superabsorbent polymers (SAPs) can reduce/mitigate the autogenous shrinkage, due to their promising application as internal curing agents. In this paper, large scale demonstrators w... |
| Journal | 2020 | Polynomial chaos expansion for lifetime assessment and sensitivity analysis of reinforced concrete structures subjected to chloride ingress and climate change, Emilio Bastidas-Arteaga, Charbel Pierre El Soueidy, Ouali Amiri, Phu Tho Nguyen, Structural Concrete, Vol. 21, issue 4, pp. 1396-1407 (2020), doi:10.1002/suco.201900398 | Chloride induced corrosion is one of the main causes leading to the lifetime reduction of reinforced concrete (RC) structures in marine environments or subjected to de icing salts. Modeling chloride ingress into concrete in a comprehensive way is therefore a crucial task to evaluate corrosion initiation risk and carry out preventive maintenance. Nevertheless, this comprehensive modeling is a chall... |
| Journal | 2022 | Reliability Updating of Offshore Structures Subjected to Marine Growth, Franck Schoefs, Thanh Binh Tran, Energies, Vol. 15, number 414, issue 2 (2022), doi:10.3390/en15020414 | Marine growth is a known problem for oceanic infrastructure and has been shown to negatively impact the reliability of bottom fixed or floating offshore structures submitted to fatigue or extreme loading. Among other effects, it has been shown to change drag forces by increasing member diameters and modifying the roughness. Bio colonization being highly random, the objective of this paper is to sh... |
| Proceedings | 2020 | Numerical crashworthiness analysis of a spar floating offshore wind turbine impacted by a ship, S. Echeverry, L. Marquez, Ph Rigo, H. Le Sourne, Developments in the Collision and Grounding of Ships and Offshore Structures Proceedings of the 8th International Conference on Collision and Grounding of Ships and Offshore Structures Iccgs 2019, pp. 85-95, ISBN:[9780367433130] (2020) | With the new developments of floating offshore wind turbines (FOWT), wind farms are located in deeper water, meaning they are closer to traffic cargo and passenger lanes, increasing probability of collision. This paper aims to analyze the crashworthiness of a spar FOWT by performing non linear finite element simulations, which in the future will serve to validate a simplified analytical method for... |
 | Journal | 2025 | Geopolymers in nuclear waste storage and immobilization: mechanisms, applications, and challenges, M. Houhou, N. Leklou, H. Ranaivomanana, J. D. Penot, S. de Barros, Discover Applied Sciences, Vol. 7, number 47957, issue 2 (2025), doi:10.1007/s42452-025-06536-x | According to the latest report by the International Atomic Energy Agency (IAEA), nuclear facilities generate over 30 tons of high level radioactive waste and 300,000 tons of medium level waste annually, highlighting the need for secure immobilization methods to safeguard environmental and public health. Cementitious materials such as ordinary Portland cement (OPC) and other materials are commonly ... |
| Journal | 2020 | Applications of virtual data in subsea inspections, Michael O'Byrne, Bidisha Ghosh, Franck Schoefs, Vikram Pakrashi, Journal of Marine Science and Engineering, Vol. 8, number 328, issue 5 (2020), doi:10.3390/JMSE8050328 | This paper investigates the role that virtual environments can play in assisting engineers and divers when performing subsea inspections. We outline the current state of research and technology that is relevant to the development of effective virtual environments. Three case studies are presented demonstrating how the inspection process can be enhanced through the use of virtual data. The first ca... |
| Journal | 2022 | Printability assessment of cement-based materials based on rheology, hydration kinetics, and viscoelastic properties, Ilhame Harbouz, Emmanuel Roziere, Ammar Yahia, Ahmed Loukili, Construction and Building Materials, Vol. 325, number 126810, issue 3 (2022), doi:10.1016/j.conbuildmat.2022.126810 | Designing printable cement based materials aims to achieve targeted properties to fulfill the specific performance criteria. At fresh state, the material should satisfy particular rheological requirements to achieve a tradeoff between its workability (W), extrudability (E), and buildability (B). Given the printability criteria to be fulfilled, the selection of suitable mixture design is of the utm... |
| Journal | 2020 | Validation of bridge health monitoring system using temperature as a proxy for damage, Eugene J. OBrien, Barbara Heitner, Ales Znidaric, Franck Schoefs, Guillaume Causse, Thierry Yalamas, Structural Control and Health Monitoring, Vol. 27, issue 9 (2020), doi:10.1002/stc.2588 | In this paper, damage indicators are presented for bridges based on measured data collected under uncontrolled traffic conditions. The test bridge considered is a small stiff concrete culvert with low dynamics, making it suboptimal for monitoring with accelerometers. Largely static strain responses are measured, with the variability in the vehicle weights and configurations addressed by handling t... |
| Journal | 2023 | Adaptive goal-oriented data sampling in Data-Driven Computational Mechanics, Anna Gorgogianni, Konstantinos Karapiperis, Laurent Stainier, Michael Ortiz, Jose E. Andrade, Computer Methods in Applied Mechanics and Engineering, Vol. 409, number 115949, issue 1 (2023), doi:10.1016/j.cma.2023.115949 | Data Driven (DD) computing is an emerging field of Computational Mechanics, motivated by recent technological advances in experimental measurements, the development of highly predictive computational models, advances in data storage and data processing, which enable the transition from a material data scarce to a material data rich era. The predictive capability of DD simulations is contingent on ... |
| Journal | 2024 | Effect of water re-curing on the physico-mechanical and microstructural properties of self-compacting concrete reinforced with steel fibers after exposure to high temperatures, Farah Bouhafs, Mohammed Ezziane, Kada Ayed, Nordine Leklou, Mohamed Mouli, Construction and Building Materials, Vol. 413, number 134805, issue 23 (2024), doi:10.1016/j.conbuildmat.2023.134805 | The present work aims to investigate the influence of water re curing on the physico mechanical properties and the microstructural of heat damaged steel fiber reinforced self compacting concrete. The experimental approach involves subjecting self compacting concrete specimens, with and without steel fiber reinforcement, to various high temperatures (400, 600, and 800 °C), with a heating rate of 5... |
| Journal | 2023 | Printing quality control of cement-based materials under flow and rest conditions, Ilhame Harbouz, Ammar Yahia, Emmanuel Roziere, Ahmed Loukili, Cement and Concrete Composites, Vol. 138, number 104965, issue 3 (2023), doi:10.1016/j.cemconcomp.2023.104965 | Time dependent rheological properties of cement based materials have a significant impact on 3D printing processes, where multiple rheological requirements should be met. A proper high rate of structural build up is recommended to ensure the buildability and stability of printed elements. However, the loss of workability may occur rapidly, resulting in a significant reduction in print quality. Wor... |
| Book | 2021 | The SOLENE-microclimat model: Potentiality for comfort and energy studies, Marjorie Musy, Marie Helene Azam, Sihem Guernouti, Benjamin Morille, Auline Rodler, ISBN:[9783030654207, 9783030654214], Springer International Publishing (2021), doi:10.1007/978-3-030-65421-4_13 | The SOLENE microclimat model has been developed to investigate the consequences of urban context on local microclimate and indoor thermal conditions. It is dedicated to modeling urban microclimate and building thermal behavior at the district scale. The modeling approach is based on the coupling of several modules: radiative, thermal, and CFD models. The model can simulate a large range of cases e... |
| Journal | 2020 | Modelling the poroelastoplastic behaviour of soils subjected to internal erosion by suffusion, Quentin Rousseau, Giulio Sciarra, Rachel Gelet, Didier Marot, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 44, issue 1, pp. 117-136 (2020), doi:10.1002/nag.3014 | Granular soils subjected to seepage flow may suffer suffusion, ie, a selective internal erosion. Extending the classical approach of poromechanics, we deduce a new form of the Clausius Duhem inequality accounting for dissipation due to suffusion, and we deduce restrictions on the constitutive laws of the soil. We suggest (a) a possible coupling between the seepage forces and the suffusion kinetics... |
| Journal | 2023 | Characterization and modelling of the dynamic stiffness of nylon mooring rope for floating wind turbines, H. Thuilliez, P. Davies, P. Cartraud, M. Feuvrie, T. Soulard, Ocean Engineering, Vol. 287, number 115866, issue 3 (2023), doi:10.1016/j.oceaneng.2023.115866 | Nylon is a very promising candidate to replace steel chain moorings for Marine Renewable Energies applications like Wave Energy Converters or Floating Wind Turbine in shallow water. However, test data for nylon ropes in a wet environment at intermediate scales are lacking in the literature except in a recent study by Sørum et al 2022. This article proposes a new set of experimental data on nylon s... |
| Journal | 2022 | A comparison of post-processing techniques for Additive Manufacturing components, Matthieu Rauch, Jean Yves Hascoet, Procedia CIRP, Vol. 108, issue 4, pp. 442-447 (2022), doi:10.1016/j.procir.2022.03.069 | Additive Manufacturing (AM) processes can now produce components with homogeneous mechanical properties, but the physical phenomena involved during the build make AM surfaces not always suitable to be used as is. This paper first focuses on the properties of as build AM surfaces and highlights the need to employ post processing techniques to improve these properties and meet the function requireme... |
| Journal | 2021 | Plant Extraction and Physicochemical Characterizations of Untreated and Pretreated Diss Fibers (Ampelodesmos mauritanicus), Mustapha Nouri, Ismail Griballah, Mahfoud Tahlaiti, Frederic Grondin, Johnny Beaugrand, Journal of Natural Fibers, Vol. 18, issue 8, pp. 1083-1093 (2021), doi:10.1080/15440478.2019.1687062 | The Ampelodesmos mauritanicus plant, Mauritanian grass or also called Diss, is a perennial abundant plant on the Mediterranean contour, having attractive characteristics for ecofriendly materials. This work aims to highlight the potential of the Diss fibers elements by assessing their use as reinforcement for polymer matrices (bio composite). So, untreated and treated Diss fibers by chemical (soda... |
| Journal | 2020 | Novel green plants extract as corrosion inhibiting coating for steel embedded in concrete, Ahmed A. ElShami, Stephanie Bonnet, Mohamed Hussein Makhlouf, A. Khelidj, N. Leklou, Pigment and Resin Technology, Vol. 49, issue 6, pp. 501-514 (2020), doi:10.1108/PRT-09-2019-0078 | Purpose: This paper aims to evaluate the ability of Aubepine and Molokhia extract, obtained by cathodic electrochemical treatment (CET), to protect steel rebar against attack by chloride ions in environment of reinforced concrete marine structures. The effect of Aubepine and Molokhia extract was investigated by electrochemical impedance spectroscopy (EIS) and potentiodynamic polarization technique... |
| Journal | 2020 | On the applicability of Taylor's theory to the underwater blast response of composite plates, Y. P. Sone Oo, H. Le Sourne, O. Dorival, International Journal of Impact Engineering, Vol. 145, number 103677, issue 4 (2020), doi:10.1016/j.ijimpeng.2020.103677 | The response of a plane, air backed plate attached to a rigid baffle when subjected to an underwater plane shock wave is investigated numerically and analytically. The numerical simulation takes into account a full three dimensional fluid model involving water cavitation effects. Different numerical models are employed and validated by comparing against various experimental results from the litera... |
| Journal | 2021 | Scaling Laws for Rigid-Body Response of Masonry Structures under Blast Loads, Filippo Masi, Ioannis Stefanou, Victor Maffi-Berthier, Journal of Engineering Mechanics, Vol. 147, number 73, issue 10 (2021), doi:10.1061/(ASCE)EM.1943-7889.0001986 | The response of masonry structures to explosions cannot be exclusively investigated relying only on numerical and analytical tools. Experimental tests are of paramount importance for improving current understanding and validating existing models. However, experiments involving blast scenarios are, at present, partial and limited in number compared to tests under different dynamic conditions, such ... |
| Journal | 2024 | An innovative 3D hydroxyapatite patient-specific implant for maxillofacial bone reconstruction: A case series of 13 patients, Simon Systermans, Elisabeth Cobraiville, Severine Camby, Christophe Meyer, Aurelien Louvrier, Suen AN Lie, Thomas Schouman, Sergio Siciliano, Olivier Beckers, Vinciane Poulet, Nicolas Ullmann, Gregory Nolens, Vincent Biscaccianti, Jean Luc Nizet, Jean Yves Hascoet, Yves Gilon, Luciano Vidal, Journal of Cranio Maxillofacial Surgery, Vol. 52, issue 4, pp. 420-431 (2024), doi:10.1016/j.jcms.2024.02.026 | The study aimed to evaluate and discuss the use of an innovative PSI made of porous hydroxyapatite, with interconnected porosity promoting osteointegration, called MyBone Custom® implant (MBCI), for maxillofacial bone reconstruction. A multicentric cohort of 13 patients underwent maxillofacial bone reconstruction surgery using MBCIs for various applications, from genioplasty to orbital floor recon... |
| Journal | 2021 | Numerical and experimental study of a multimode optical fiber sensor based on Fresnel reflection at the fiber tip for refractive index measurement, Antoine Brientin, Dominique Leduc, Virginie Gaillard, Marion Girard, Cyril Lupi, Optics and Laser Technology, Vol. 143, number 107315, issue 3 (2021), doi:10.1016/j.optlastec.2021.107315 | This paper presents the numerical and experimental study of a multimode optical fiber (MMF) sensor based on Fresnel reflection at the fiber tip. Considering different modal power distributions (uniform mode distribution, gaussian and equilibrium mode distribution), the effective fraction of the incident light reflected at the interface between the end of the fiber and the surrounding medium is fir... |
| Journal | 2020 | Experimental full field analysis for dynamic fracture of elastomer membranes, T. Corre, M. Coret, E. Verron, B. Leble, F. Le Lay, International Journal of Fracture, Vol. 224, issue 1, pp. 83-100 (2020), doi:10.1007/s10704-020-00447-1 | Crack speed prediction in elastomer membranes under large strain (more than 150%) remains a delicate question which necessitates coupled experimental theoretical investigations. In order to compare experimental results with theoretical approaches but also to improve the understanding of dynamic crack propagation in soft materials, a crucial step is the measurement and analysis of kinematic and ene... |
| Journal | 2023 | Earthquake Control: An Emerging Application for Robust Control. Theory and Experimental Tests, Diego Gutierrez-Oribio, Georgios Tzortzopoulos, Ioannis Stefanou, Franck Plestan, IEEE Transactions on Control Systems Technology, Vol. 31, issue 4, pp. 1747-1761 (2023), doi:10.1109/TCST.2023.3242431 | This article addresses the possibility of using robust control theory for preventing earthquakes through fluid injections in the Earth's crust. The designed robust controllers drive aseismically a fault system to a new equilibrium point of lower energy by tracking a slow reference signal. The control design is based on a reduced order nonlinear model able to reproduce earthquake like instabilities... |
| Journal | 2025 | The influence of sulfate attack on existing concrete bridges: Study of external sulfate attack (ESA), Mohammed Belghali, Kada Ayed, Mohamed Ezziane, Nordine Leklou, Construction and Building Materials, Vol. 483, number 141751 (2025), doi:10.1016/j.conbuildmat.2025.141751 | The external sulfate attack (ESA) on concrete was a pathology linked to the expansive formation of sulfate hydrates in a hardened cement matrix. This study aimed to assess the sulphate resistance of existing bridges in service. To this end, core samples taken from these bridges, along with additional specimens made from newly formulated ordinary concrete (OC) and self compacting sand concrete (SCS... |
| Journal | 2021 | Unified phase field model to simulate both intergranular and transgranular failure in polycrystalline aggregates, Soukaina Riad, Didier Bardel, Julien Rethore, Finite Elements in Analysis and Design, Vol. 194, number 103555 (2021), doi:10.1016/j.finel.2021.103555 | In this work we develop a new phase field method for modeling fracture in polycrystalline materials. Many studies addressed this problem by combining cohesive models at the grain boundaries and damage models for the bulk. In this paper, a unified formulation is proposed in the phase field framework. Anisotropic failure is considered within the grain. Each of the preferential failure direction is a... |
| Journal | 2022 | The role of viscous regularization in dynamical problems, strain localization and mesh dependency, Alexandros Stathas, Ioannis Stefanou, Computer Methods in Applied Mechanics and Engineering, Vol. 388, number 114185, issue January 1976 (2022), doi:10.1016/j.cma.2021.114185 | Strain softening is responsible for mesh dependence in numerical analyses concerning a vast variety of fields such as solid mechanics, dynamics, biomechanics and geomechanics. Therefore, numerical methods that regularize strain localization are paramount in the analysis and design of engineering products and systems. In this paper we revisit the elasto viscoplastic, strain softening, strain rate h... |
| Journal | 2021 | Interface direct shear tests on jez-1 mars regolith simulant, Kexin Yin, Jiangxin Liu, Jiaxing Lin, Andreea Roxana Vasilescu, Khaoula Othmani, Eugenia Di Filippo, Applied Sciences Switzerland, Vol. 11, number 7052, issue 15 (2021), doi:10.3390/app11157052 | The mechanical behaviors of Martian regolith structure interfaces are of great significance for the design of rover, development of excavation tools, and construction of infrastructure in Mars exploration. This paper presents an experimental investigation on the properties of a Martian regolith simulant (JEZ 1) through one dimensional oedometer test, direct shear test, and interface direct shear t... |
| Journal | 2020 | Bayesian assessment of the effects of cyclic loads on the chloride ingress process into reinforced concrete, Henriette Marlaine Imounga, Emilio Bastidas-Arteaga, Rostand Moutou Pitti, Serge Ekomy Ango, Xiao Hui Wang, Applied Sciences Switzerland, Vol. 10, number 2040, issue 6 (2020), doi:10.3390/app10062040 | Chloride induced corrosion and load induced concrete cracking affect the serviceability and safety of reinforced concrete (RC) structures. Once these phenomena occur simultaneously, the prediction of RC structures' lifetimes becomes a major challenge. The objective of this paper is to propose a methodology to evaluate the effect of loading and cracking on the mechanism of chloride ion penetration ... |
| Journal | 2023 | Effect of curing temperatures on hydration, mechanical and microstructural properties of metakaolin-blended cement mortars, Nordine Leklou, Shaswat Kumar Das, Journal of Thermal Analysis and Calorimetry, Vol. 148, issue 14, pp. 6747-6760 (2023), doi:10.1007/s10973-023-12228-8 | Through this work, the effect of curing temperature on metakaolin cement mortar blend was investigated. Mortar mixtures with different substitution rates of metakaolin (MK), i.e. 5, 15 and 25% of Portland cement (PC) at four different constant curing temperatures (10, 15, 20, 40 °C), were considered for the present investigation. Isothermal calorimetry and compressive strength tests were performed... |
| Journal | 2023 | Reuse of river sediments in pervious concrete: Towards an adaptation of concrete to the circular economy and climate change challenges, Hamza Beddaa, Junior Tchiotsop, Amor Ben Fraj, Ciryle Some, Construction and Building Materials, Vol. 368, number 130443, issue 5 (2023), doi:10.1016/j.conbuildmat.2023.130443 | The construction industry is one of the main sectors responsible for today's climate change as well as the extraction of large volumes of raw materials for concrete manufacturing. At the same time, significant volumes of sediments are being dredged each year (in France, nearly 60 M m3), and given their waste status these materials are barely or not at all being reused. This industry is ... |
| Journal | 2023 | A framework for coupled hydro-mechanical continuous modelling of gap-graded granular soils subjected to suffusion, Zhen Yu Yin, Jie Yang, Farid Laouafa, Pierre Yves Hicher, European Journal of Environmental and Civil Engineering, Vol. 27, issue 8, pp. 2678-2699 (2023), doi:10.1080/19648189.2020.1795724 | In order to study the impact of internal erosion at the scale of an engineering structure, a hydro mechanical continuous modelling approach considering suffusion is needed. It requires a relevant mechanical model for granular soils considering the (Formula presented.) dependency ((Formula presented.) fines content) and a hydraulic model for suffusion to control the changes in the fines content. T... |
| Journal | 2024 | Effectiveness of rice husk ash-derived alkali activator in fresh, mechanical, and microstructure properties of geopolymer mortar at ambient temperature curing, Shaswat Kumar Das, Niranjan Behera, Sanjaya Kumar Patro, Syed Mohammed Mustakim, Yuya Suda, Nordine Leklou, Journal of Sustainable Cement Based Materials, Vol. 13, issue 2, pp. 213-221 (2024), doi:10.1080/21650373.2023.2262465 | Conventional geopolymers are proven to be eco friendly compared to Portland cement based concrete (PC). However, the used alkali activator, i.e. sodium silicate is associated with high carbon emission and cost, making the geopolymers not really a sustainable alternative to PC. This experimental investigation was carried out to understand the potential of rice husk ash (RHA) based alkali activator ... |
| Journal | 2024 | A self-supervised learning framework based on physics-informed and convolutional neural networks to identify local anisotropic permeability tensor from textiles 2D images for filling pattern prediction, John M. Hanna, Jose V. Aguado, Sebastien Comas-Cardona, Yves Le Guennec, Domenico Borzacchiello, Composites Part A Applied Science and Manufacturing, Vol. 179, number 108019, issue 3 (2024), doi:10.1016/j.compositesa.2024.108019 | In liquid composite molding processes, variabilities in material and process conditions can lead to distorted flow patterns during filling. These distortions appear not only within the same part but also from one part to another. Notably, minor deviations in the dry fibrous textiles cause local permeability changes, resulting in flow distortions and potential defects. Traditional permeability mode... |
| Journal | 2021 | Chemical shrinkage of low water to cement (W/c) ratio cem i and cem iii cement pastes incorporating silica fume and filler, Judy Kheir, Benoit Hilloulin, Ahmed Loukili, Nele De Belie, Materials, Vol. 14, number 1164, issue 5 (2021), doi:10.3390/ma14051164 | Chemical shrinkage (CS) is the reason behind early age cracking, a common problem for concrete with low water to cement ratios (w/c < 0.35) known as Ultra High and High Performance Concrete (U HPC). However, to avoid the crack development initiated by autoge nous shrinkage, a precise measurement of CS is required, as the values obtained can determine the correct amount of internal curing agent to ... |
| Journal | 2021 | Capturing the stress evolution in electrode materials that undergo phase transformations during electrochemical cycling, Bo Wang, Julien Rethore, Katerina E. Aifantis, International Journal of Solids and Structures, Vol. 224, number 111032 (2021), doi:10.1016/j.ijsolstr.2021.03.019 | The present work sheds light on the stresses generated in a spherical particle subjected to phase transformations during ion insertion. In order to account for the physical process that occurs during electrochemical cycling, the models used are those of small deformation and account for the effects of phase transformation, chemo mechanical coupling and concentration dependent material properties. ... |
| Journal | 2024 | Spatial characterization and simulation of new defects in corroded pipeline based on In-Line Inspections, Rafael Amaya-Gomez, Mauricio Sanchez-Silva, Felipe Munoz, Franck Schoefs, Emilio Bastidas-Arteaga, Reliability Engineering and System Safety, Vol. 241, number 109697, issue 2 (2024), doi:10.1016/j.ress.2023.109697 | Onshore pipelines are exposed to corrosion degradation, facilitated by the pipeline's management and surrounding aggressive environmental conditions. Every 2 to 6 years, pipeline operators often conduct In Line (ILI) inspections to screen for pipe damage using magnetic or ultrasonic sensors. Considering soil and fluid aggressive conditions, and the possibility of false alarms or a miss detections ... |
| Journal | 2022 | Numerical analysis of slope collapse using SPH and the SIMSAND critical state model, Zhao Lu, Zhuang Jin, Panagiotis Kotronis, Journal of Rock Mechanics and Geotechnical Engineering, Vol. 14, issue 1, pp. 169-179 (2022), doi:10.1016/j.jrmge.2021.03.009 | Geological disasters such as slope failure and landslides can cause loss of life and property. Therefore, reproducing their evolution process is of great importance for risk assessment and mitigation. The recently developed SIMSAND critical state sand model combined with the smoothed particle hydrodynamics (SPH) method is adopted in this work to study slope failure under large deformations. To ill... |
| Journal | 2021 | Assessment of the effect of fiber percentage in glass fiber reinforced slag-based geopolymer, Lais Alves, Nordine Leklou, Fabio de Souza, Silvio De Barros, Journal of Asian Ceramic Societies, Vol. 9, issue 3, pp. 1265-1274 (2021), doi:10.1080/21870764.2021.1966977 | Fibers can increase the ductility of geopolymer materials, acting as reinforcements to improve mechanical properties. These improvements depend on fiber content and quantity. This study evaluates the impacts of different percentages of glass fiber on a GBFS (ground blast furnace slag) geopolymer matrix. The glass fibers were used on the critical length of 20 mm, obtained by pull out test in previo... |
| Journal | 2020 | Spatial identification of exposure zones of concrete structures exposed to a marine environment with respect to reinforcement corrosion, Lucas Bourreau, Laurent Gaillet, Veronique Bouteiller, Franck Schoefs, Benoit Thauvin, Julien Schneider, Samuel Naar, Structure and Infrastructure Engineering, Vol. 16, issue 2, pp. 346-354 (2020), doi:10.1080/15732479.2019.1655072 | In marine environments structures are subjected to a variety of environmental conditions which govern the degradation processes. For reinforced concrete structures these degradation processes (chloride ingress and corrosion) are driven by the availability of oxygen and humidity. Due to the random process of tidal movements it is difficult to determine the spatial boundaries of the major exposure z... |
| Journal | 2021 | Lipschitz regularization for softening material models: The Lip-field approach, Nicolas Moes, Nicolas Chevaugeon, Comptes Rendus Mecanique, Vol. 349, issue 2, pp. 415-434 (2021), doi:10.5802/CRMECA.91 | Softening material models are known to trigger spurious localizations. This may be shown theoretically by the existence of solutions with zero dissipation when localization occurs and numerically with spurious mesh dependency and localization in a single layer of elements. We introduce in this paper a new way to avoid spurious localization. The idea is to enforce a Lipschitz regularity on the inte... |
| Journal | 2021 | An entropy-stable Smooth Particle Hydrodynamics algorithm for large strain thermo-elasticity, Ataollah Ghavamian, Chun Hean Lee, Antonio J. Gil, Javier Bonet, Thomas Heuze, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 379, number 113736, issue 1 (2021), doi:10.1016/j.cma.2021.113736 | This paper presents a novel Smooth Particle Hydrodynamics computational framework for the simulation of large strain fast solid dynamics in thermo elasticity. The formulation is based on the Total Lagrangian description of a system of first order conservation laws written in terms of the linear momentum, the triplet of deformation measures (also known as minors of the deformation gradient tensor) ... |
| Journal | 2021 | Experimental Investigation of Allotropic Transformation of Cobalt: Influence of Temperature Cycle, Mechanical Loading and Starting Microstructure, Nadjib Iskounen, Pierre Antoine Dubos, Jamal Fajoui, Michel Coret, Marie Jose Moya, Baptiste Girault, Nicolas Barrier, Nicolas Bruzy, Eric Hug, David Gloaguen, Metallurgical and Materials Transactions A Physical Metallurgy and Materials Science, Vol. 52, issue 4, pp. 1477-1491 (2021), doi:10.1007/s11661-021-06142-7 | Abstract: The allotropic phase transformation in polycrystalline high purity cobalt is incompletely reversible and exhibits a temperature hysteresis. This leads to the presence of a FCC metastable phase at room temperature, which alters the mechanical properties. Moreover, this phase transformation seems to be induced by the plastic deformation. The influence of thermal cycling and initial microst... |
| Journal | 2021 | Fractal dimension as an effective feature for characterizing hard marine growth roughness from underwater image processing in controlled and uncontrolled image environments, Franck Schoefs, Michael Obyrne, Vikram Pakrashi, Bidisha Ghosh, Mestapha Oumouni, Thomas Soulard, Marine Reynaud, Journal of Marine Science and Engineering, Vol. 9, number 1344, issue 12 (2021), doi:10.3390/jmse9121344 | Hard marine growth is an important process that affects the design and maintenance of floating offshore wind turbines. A key parameter of hard biofouling is roughness since it considerably changes the level of drag forces. Assessment of roughness from on site inspection is required to improve updating of hydrodynamic forces. Image processing is rapidly developing as a cost effective and easy to im... |
| Journal | 2020 | Temperature effect on strain-induced phase transformation of cobalt, Pierre Antoine Dubos, Jamal Fajoui, Nadjib Iskounen, Michel Coret, Saurabh Kabra, Joe Kelleher, Baptiste Girault, David Gloaguen, Materials Letters, Vol. 281, number 128812, issue 6 (2020), doi:10.1016/j.matlet.2020.128812 | Thermal and mechanical effects on the phase transformation of polycrystalline two phase HCP/FCC cobalt have been studied in coupled and decoupled ways. This experimental work has involved in situ X ray and neutron diffraction analysis to determine phase proportions under various thermomechanical conditions, those which are not referenced in the litterature. A quantitative analysis is proposed to b... |
| Journal | 2021 | Data-driven reduced homogenization for transient diffusion problems with emergent history effects, Abdullah Waseem, Thomas Heuze, Marc G.D. Geers, Varvara G. Kouznetsova, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 380, number 113773, issue 9 (2021), doi:10.1016/j.cma.2021.113773 | In this paper, we propose a data driven reduced homogenization technique to capture diffusional phenomena in heterogeneous materials which reveal, on a macroscopic level, a history dependent non Fickian behavior. The adopted enriched continuum formulation, in which the macroscopic history dependent transient effects are due to the underlying heterogeneous microstructure is represented by enrichmen... |
| Journal | 2023 | Effects of microencapsulated phase change materials on chloride ion transport properties of geopolymers incorporating slag and, metakaolin, and cement-based mortars, Bouha El Moustapha, Stephanie Bonnet, Abdelhafid Khelidj, Nicolas Maranzana, Daniel Froelich, Abderahmane Khalifa, Isselmou Ahmedou Babah, Journal of Building Engineering, Vol. 74, number 106887, issue 9 (2023), doi:10.1016/j.jobe.2023.106887 | The addition of microencapsulated phase change materials (MPCMs) to geopolymers is a technological alternative for meeting the thermal comfort and energy efficiency requirements of buildings. However, current research is limited to the effects of MPCM addition on mechanical and thermal performances of geopolymers. New MPCM applications, therefore, require additional research on durability indicato... |
| Journal | 2024 | Methodology for complexity and cost comparison between subtractive and additive manufacturing processes, S. Touze, M. Rauch, J. Y. Hascoet, Journal of Intelligent Manufacturing, Vol. 35, issue 2, pp. 555-574 (2024), doi:10.1007/s10845-022-02059-z | This works presents a methodology, along with its software implementation called Design 2 Cost, for evaluating the manufacturing cost and complexity of a part built by a subtractive (e.g. milling) or additive (e.g. laser metal deposition, Selective laser melting, wire arc additive manufacturing) process. The overall manufacturing complexity is calculated as a weighted average of morphological and ... |
| Journal | 2020 | Consolidation and compression of deformable impregnated fibrous reinforcements: Experimental study and modeling of flow-induced deformations, A. Hautefeuille, S. Comas-Cardona, C. Binetruy, Composites Part A Applied Science and Manufacturing, Vol. 131, number 105768, issue 4 (2020), doi:10.1016/j.compositesa.2020.105768 | Continuous fiber reinforced thermoplastic composites can be produced by compression or consolidation processes at a temperature above the thermoplastic melting temperature. High production rates or high fluidity thermoplastic (TP HF) viscosities can lead to large in plane displacements of the fibrous network during the process. The same mechanisms appear when viscous toughened thermosets resins ar... |
| Journal | 2022 | Combination effect of limestone filler and slag on hydration reactions in ternary cements, Walid Deboucha, Nordine Leklou, Abdelhafid Khelidj, European Journal of Environmental and Civil Engineering, Vol. 26, issue 9, pp. 3931-3946 (2022), doi:10.1080/19648189.2020.1825233 | An overview of the effect of mineral additives on hydration reactions in ternary cement systems is of high importance for concrete design and durability. In this paper, the combination effect of limestone filler and slag on hydration reactions in ternary cements was investigated. Tests were carried out on cement pastes with various replacement levels of cement by limestone filler and slag (15, 25 ... |
| Journal | 2023 | Comprehensive study on the reactivity and mechanical properties of alkali-activated metakaolin at high H2O/Na2O ratios, Faten Souayfan, Emmanuel Roziere, Christophe Justino, Michael Paris, Dimitri Deneele, Ahmed Loukili, Applied Clay Science, Vol. 231, number 106758 (2023), doi:10.1016/j.clay.2022.106758 | This study focused on the influence of high H |
| Journal | 2022 | Quasi-Periodic Lattices: pattern matters too, Quasi-periodic lattices: Pattern matters too, Audrey Somera, Martin Poncelet, Nicolas Auffray, Julien Rethore, Scripta Materialia, Vol. 209, number 114378 (2022), doi:10.1016/j.scriptamat.2021.114378 | Two kinds of behaviour are commonly distinguished among porous architectured materials: stretching dominated and bending dominated ones. One or the other is favoured depending on the mechanical application. This property has been widely studied for random foams and periodic lattices, but has not yet been considered for quasi periodic ones. Generally speaking, few studies have investigated their me... |
| Journal | 2021 | Statistical soil characterization of an underground corroded pipeline using in-line inspections, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Felipe Munoz, Mauricio Sanchez-Silva, Metals, Vol. 11, number 292, issue 2 (2021), doi:10.3390/met11020292 | Underground pipelines have a space dependent condition that arises from various soil properties surrounding the pipeline (e.g., moisture content, pH, aeration) and the efficiency of protec tion measures. Corrosion is one of the main threats for pipelines and is commonly monitored with in line inspections (ILI) every 2 to 6 years. Preliminary characterizations of the surrounding soil allow pipeline... |
| Journal | 2020 | A condition-based dynamic segmentation of large systems using a Changepoints algorithm: A corroding pipeline case, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Franck Schoefs, Felipe Munoz, Mauricio Sanchez-Silva, Structural Safety, Vol. 84, number 101912, issue 1 (2020), doi:10.1016/j.strusafe.2019.101912 | Large structures are systems composed by a significant number of components with parallel or series distributions. How these components fail and interact, aggravate the complexity of the main structure reliability calculation. Some methods commonly proposed to reduce this complexity by dividing the system into segments of similar properties using dynamic or static approaches. Dynamic segmentations... |
| Journal | 2022 | Lifespan dynamics of cluster conformations in stationary regimes in granular materials, Na Deng, Antoine Wautier, Antoinette Tordesillas, Yannick Thiery, Zhen Yu Yin, Pierre Yves Hicher, Francois Nicot, Physical Review E, Vol. 105, number 13, issue 1 (2022), doi:10.1103/PhysRevE.105.014902 | We examine stationary regimes in granular materials from a dynamical systems theory perspective. The aim is to enrich the classical view of the critical state regime in granular materials, and more broadly, to improve the fundamental understanding of the underlying mesoscale mechanisms responsible for macroscopic stationary states in complex systems. This study is based on a series of discrete ele... |
| Journal | 2024 | Influence of clay fraction on the shear behavior of an interface between sand-clay mixture and concrete, Kexin Yin, Anne Laure Fauchille, Roxana Vasilescu, Christophe Dano, Panagiotis Kotronis, Giulio Sciarra, Geomechanics for Energy and the Environment, Vol. 38, number 100543, issue 1 (2024), doi:10.1016/j.gete.2024.100543 | In geotechnical engineering, the soil structure interface is an important aspect to be taken into account in soil structure interaction because it relates to the stability of supported structure. In particular, the shear behavior of the soil structure interface plays a key role in the design of civil engineering structures and their analysis over time. The interface is a thin zone of soil in conta... |
| Journal | 2020 | Study on the stiffness degradation and damping of pile foundations under dynamic loadings, Zheng Li, Sandra Escoffier, Panagiotis Kotronis, Engineering Structures, Vol. 203, number 109850, issue 5 (2020), doi:10.1016/j.engstruct.2019.109850 | This paper presents a comprehensive study on the different behaviour of batter and vertical pile foundations in terms of stiffness degradation and damping properties under dynamic loadings. Firstly, dynamic centrifuge tests were carried out and the variations of translational/rotational stiffness and the associated damping properties were identified from a series of hysteretic loops. Results show ... |
| Journal | 2022 | The degradation of gelatin/alginate/fibrin hydrogels is cell type dependent and can be modulated by targeting fibrinolysis, Elea Boucard, Luciano Vidal, Flora Coulon, Carlos Mota, Jean Yves Hascoet, Franck Halary, Frontiers in Bioengineering and Biotechnology, Vol. 10, number 3261 (2022), doi:10.3389/fbioe.2022.920929 | In tissue engineering, cell origin is important to ensure outcome quality. However, the impact of the cell type chosen for seeding in a biocompatible matrix has been less investigated. Here, we investigated the capacity of primary and immortalized fibroblasts of distinct origins to degrade a gelatin/alginate/fibrin (GAF) based biomaterial. We further established that fibrin was targeted by degrada... |
| Journal | 2020 | Effectiveness of corrosion inhibitors in simulated concrete pore solution, Ahmed Elshami, Stephanie Bonnet, Abdelhafid Khelidj, Latefa Sail, European Journal of Environmental and Civil Engineering, Vol. 24, issue 13, pp. 2130-2150 (2020), doi:10.1080/19648189.2018.1500309 | Steel embedded in concrete is normally in a passive state against corrosion due to a thin iron oxide layer that forms on the steel surface and remains stable in the high alkaline environment of the concrete. This protective film must be destroyed (depassivation) and this can be mainly done in two ways: by the attack of chlorides on the steel (seawater, de icing salt, unwashed sea sand, admixtures,... |
| Journal | 2023 | Automatic classification of biofouling images from offshore renewable energy structures using deep learning, Juliette Signor, Franck Schoefs, Nolwenn Quillien, Guillaume Damblans, Ocean Engineering, Vol. 288, number 115928, issue 5 (2023), doi:10.1016/j.oceaneng.2023.115928 | Offshore Renewable Energy (ORE) is developing worldwide, for which biofouling is a crucial parameter to consider, both for engineering and environmental monitoring purposes. In this study, machine learning tools are used to classify macro biocolonisation images into four categories: 'mussels', 'barnacles', calcareous worms' and no macro biocolonisation as part of the suspected most impacting speci... |
| Journal | 2022 | Effect of recycled concrete aggregates and recycled filler on delayed ettringite formation: An experimental study compared to chemical modelling, Alexandre Yammine, Mahmoud Hamdadou, Nordine Leklou, Francois Bignonnet, Marta Choinska-Colombel, Cement and Concrete Composites, Vol. 132, number 104636, issue 2 (2022), doi:10.1016/j.cemconcomp.2022.104636 | This study investigates the development of delayed ettringite formation in concrete made of recycled concrete aggregates (RCA) and in mortars with a recycled concrete filler. Experimental results are compared to a chemical model of delayed ettringite formation by Sellier & Multon (2018). Three concretes were formulated, one with natural siliceous aggregates and two others with two different RCA. C... |
| Journal | 2022 | Assessment of the natural variability of cob buildings hygric and thermal properties at material scale: Influence of plants add-ons, Junior Tchiotsop, Nabil Issaadi, Philippe Poullain, Stephanie Bonnet, Rafik Belarbi, Construction and Building Materials, Vol. 342, number 127922, issue 5 (2022), doi:10.1016/j.conbuildmat.2022.127922 | This paper takes place in improving the energy performance assessment of cob buildings, by evaluating the variability of its hygrothermal properties at the material scale, related to the traditional construction process. For so, we proposed and analyzed data to handle the variability of the hygrothermal properties. The specimens were manufactured using a moulding method representative of on site c... |
| Journal | 2021 | Analysis of volumetric internal erosion in cohesionless soils: Model, experiments and simulations, Rachel Gelet, Alaa Kodieh, Didier Marot, Ngoc Son Nguyen, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 45, issue 18, pp. 2780-2806 (2021), doi:10.1002/nag.3286 | A hydro mechanical continuous model that accounts for volumetric internal erosion (otherwise called suffusion) is developed based on experimental observations and data to fill the gap between laboratory testing and field applications. The model is proposed based on the mixture theory applied to a two phase four species porous medium. The erodible soil is partitioned in two phases: one solid phase ... |
| Journal | 2023 | Interpretable ensemble machine learning for the prediction of the expansion of cementitious materials under external sulfate attack, Benoit Hilloulin, Abdelhamid Hafidi, Sonia Boudache, Ahmed Loukili, Journal of Building Engineering, Vol. 80, number 107951 (2023), doi:10.1016/j.jobe.2023.107951 | External sulfate attack (ESA) is a key degradation mechanisms of cementitious materials. Although the advantages of low C |
| Journal | 2023 | Imaging concrete cracks using Nonlinear Coda Wave Interferometry (INCWI), Shilin Qu, Benoit Hilloulin, Jacqueline Saliba, Mehdi Sbartai, Odile Abraham, Vincent Tournat, Construction and Building Materials, Vol. 391, number 131772, issue 5 (2023), doi:10.1016/j.conbuildmat.2023.131772 | Crack imaging in highly heterogeneous materials, such as concrete, plays a great role in structural health monitoring and non destructive evaluation and testing. Numerous works have shown that Nonlinear Coda Wave Interferometry is a robust tool to assess the overall level of nonlinearity caused by micro or macrocracks in heterogeneous media. This work presents a novel qualitative method for Imagin... |
| Journal | 2022 | Mechanical model for the analysis of ship collisions against reinforced concrete floaters of offshore wind turbines, Lucas Marquez, Herve Le Sourne, Philippe Rigo, Ocean Engineering, Vol. 261, number 111987, issue 6 (2022), doi:10.1016/j.oceaneng.2022.111987 | This paper presents a simplified mechanical model to study ship collisions against Reinforced Concrete (RC) floaters of Floating Offshore Wind Turbines (FOWTs). The model accounts for the deformability of both striking ships and struck RC structures, including a method to evaluate the elasticplastic response of RC slabs with normal horizontal restraints, while considering contact area effects and ... |
| Journal | 2021 | A procedure to prepare sandclay mixture samples for soilstructure interface direct shear tests, Kexin Yin, Jiangxin Liu, Andreea Roxana Vasilescu, Eugenia Di Filippo, Khaoula Othmani, Applied Sciences Switzerland, Vol. 11, number 5337, issue 12 (2021), doi:10.3390/app11125337 | A large number of experimental studies on sandclay mixtures are well documented in the literature; however, the preparation protocol is rarely clearly detailed or varies a lot according to the authors. Variations in the preparation technique obviously increases the challenge of comparing different test results. As a consequence, sample preparation for sandclay mixtures should be kept as constant a... |
| Journal | 2022 | Foamed Eco-Geopolymer Modified by Perlite and Cellulose as a Construction Material for Energy-Efficient Buildings, Izabela Kurek, Emilia Florek, Weronika Gozdur, Celina Ziejewska, Joanna Marczyk, Micha ach, Kinga Korniejenko, Patrycja Duzy, Marta Choinska, Magdalena Szechynska-Hebda, Marek Hebda, Energies, Vol. 15, number 4297, issue 12 (2022), doi:10.3390/en15124297 | Irreversible climate change, including atmosphere temperature extremes, is one of the most important issues of the present time. In this context, the construction industry requires solutions for increasing the energy efficiency of buildings through feedback between temperature adjustment inside buildings and better isolation of the external parts of buildings. Newly developed thermal insulation ma... |
 | Journal | 2023 | A Discrete Elements Study of the Frictional Behavior of Fault Gouges, E. Papachristos, I. Stefanou, J. Sulem, Journal of Geophysical Research Solid Earth, Vol. 128, number 365, issue 1 (2023), doi:10.1029/2022JB025209 | A series of discrete elements simulations is presented for the study of fault gouges' frictional response. The gouge is considered to have previously undergone ultra cataclastic flow and long time consolidation loading. We explore the effect of different particle characteristics such as size, polydispersity, and also shearing velocities on gouge's response under the conditions met in the seismogen... |
| Journal | 2023 | Electrical resistivity tomography results analyzed with two inversion methods to determine chloride profiles on BFS concrete having very high electrical resistivity, Mohamad Khodor EL Achrafi, Stephanie Bonnet, Geraldine Villain, Construction and Building Materials, Vol. 407, number 133361 (2023), doi:10.1016/j.conbuildmat.2023.133361 | Non destructive evaluation techniques are increasingly used for the investigation of reinforced concrete structures in marine environment. In this paper, the possibility of evaluating chloride profiles by Electrical Resistivity Tomography (ERT) on Blast furnace slag (BFS) concrete at a long curing period so having high electrical resistivity was studied. This was carried out by monitoring the chlo... |
| Journal | 2020 | Process selection charts based on economy and environment: subtractive or additive manufacturing to produce structural components of aircraft, C. Hodonou, O. Kerbrat, M. Balazinski, M. Brochu, International Journal on Interactive Design and Manufacturing, Vol. 14, issue 3, pp. 861-873 (2020), doi:10.1007/s12008-020-00663-y | Multi criteria decision making methods are commonly used to rank manufacturing processes based on weighted economic and environmental criteria. The weighting process can be challenging, especially at early design stages where costs and environmental data are not precisely defined. In addition, for weights resulting in equivalent alternatives, no conclusion can be drawn when costs and environmental... |
| Journal | 2024 | Investigation of residual stresses and modeling of tensile deformation in wire-arc additive manufactured 6061 aluminum alloy: Diffraction and elastoplastic self-consistent model, Gautier Doumenc, Bruno Courant, Laurent Couturier, Pascal Paillard, Baptiste Girault, Thilo Pirling, Sandra Cabeza, M. J. Moya, David Gloaguen, Materials Science and Engineering A, Vol. 890, number 145891 (2024), doi:10.1016/j.msea.2023.145891 | The aim of this work is to study the mechanical behavior of 6061 aluminum walls produced by Wire Arc Additive Manufacturing at the different scales of the material. The residual stresses of the parts are characterized on the surface and in the bulk thanks to X ray and neutron diffraction techniques, respectively. Although the residual stress values determined in the close surface are low (40 MPa f... |
| Journal | 2021 | Multiscale analysis of brittle failure in heterogeneous materials, Elie Eid, Rian Seghir, Julien Rethore, Journal of the Mechanics and Physics of Solids, Vol. 146, number 104204, issue 8 (2021), doi:10.1016/j.jmps.2020.104204 | This paper presents a versatile model free approach for linking the damage in highly heterogeneous materials at multiple scales. The proposed scheme evolves from phase field modelling at the microscopic scale to simulate brittle failure, towards the estimation of the effective elastic, toughness and strength properties of the material at the mesoscopic scale, via a model free coarse graining techn... |
| Journal | 2024 | Machine learning-aided prediction of shrinkage in modern concrete: Focus on mix proportions and SCMs, Benoit Hilloulin, Rejoice Ummunakwe, Journal of Building Engineering, Vol. 98, number 111410 (2024), doi:10.1016/j.jobe.2024.111410 | Due to the emergence of low carbon concrete, a deeper understanding of the role of supplementary cementitious materials (SCMs) and environmental conditions on the shrinkage properties and models capable of estimating the shrinkage amplitude are desirable. This study offers one of the first comprehensive applications of interpretable machine learning to predict the total shrinkage amplitude of mode... |
| Journal | 2022 | Effect of microstructural length scales on crack propagation in elastic Cosserat media, Soukaina Riad, Didier Bardel, Julien Rethore, Engineering Fracture Mechanics, Vol. 267, number 108399, issue 1 (2022), doi:10.1016/j.engfracmech.2022.108399 | This contribution introduces a multiscale fracture model that aims to take the microstructural length scale effects into account in brittle failure. This model is formulated in the framework of Cosserat continuum theory and coupled with the phase field approach to failure to describe complex crack paths. The effectiveness of the proposed method is demonstrated using two cases: a shear crack propag... |
| Journal | 2022 | Numerical simulation of strain-softening behavior of glass-filled polymer composites: Comparison of two-dimensional and three-dimensional analyses using Arruda-Boyce and Three-Network viscoplastic models, Siddharth Kumar, Sarthak S. Singh, Patrick Rozycki, Mechanics of Materials, Vol. 175, number 104481, issue 6 (2022), doi:10.1016/j.mechmat.2022.104481 | Most polymers and stiff filler reinforced polymer composites exhibit post yield strain softening characteristics under large deformation mechanical loading. Singh et al. [Polymer Composites, 40 (12), pp. 47264741, 2019] conducted compression tests on glass filled epoxy composites, altering the shape and volume percent of the glass fillers, and observed a dominant strain softening tendency immediat... |
| Journal | 2020 | Measurement and prediction of residual strains and stresses during the cooling of a glass fibre reinforced PA66 matrix composite, Mael Peron, Frederic Jacquemin, Pascal Casari, Gilles Orange, Jerome Bikard, Jean Luc Bailleul, Nicolas Boyard, Composites Part A Applied Science and Manufacturing, Vol. 137, number 106039 (2020), doi:10.1016/j.compositesa.2020.106039 | The forming process of thermoplastic composites inevitably leads to the development of residual stresses. This study proposes a model to predict the residual stresses at the ply scale of a thermoplastic composite laminate. It accounts for the heat transfer, crystallization kinetics and mechanical behaviour of the laminate. The model is applied to the cooling of a polyamide 66 (PA66) matrix reinfor... |
| Journal | 2021 | Size effects in cobalt plastically strained in tension: Impact on gliding and twinning work hardening mechanisms, Eric Hug, Clement Keller, Pierre Antoine Dubos, Mayerling Martinez Celis, Journal of Materials Research and Technology, Vol. 11, issue 16, pp. 1362-1377 (2021), doi:10.1016/j.jmrt.2021.01.105 | Mechanical properties in tension of cobalt have been studied in a wide range of grain size d using thickness t of samples from 125 to 700 m. The Hall and Petch (HP) relationship indicates that the yield stress strongly varies for t/d below a critical value around 14, highlighting the existence of a multicrystalline regime. The behavior becomes almost single crystalline when t/d is lower than 2.5, ... |
| Journal | 2021 | Effect of strain rate on the adhesive bond shearing resistance of stiff clay, Jian Han, Zhen Yu Yin, Christophe Dano, Pierre Yves Hicher, Transportation Geotechnics, Vol. 27, number 100479, issue 1 (2021), doi:10.1016/j.trgeo.2020.100479 | Up to now, the effect of strain rate on the adhesive bond shearing resistance of stiff clay, which plays a fundamental role in constitutive modeling of such kind of soils, remains unclear. This paper aims to experimentally investigate the strain rate dependency of the adhesive bond shearing resistance of stiff clay. Both undisturbed and reconstituted overconsolidated samples of Merville stiff clay... |
| Journal | 2024 | Experimental evaluation of interface adhesion of a flax fiber composite patch with epoxy and polyurethane adhesives for the reinforcement of steel structures, Mohamed Amine Tazi, Rosemere de Araujo Alves Lima, Enio Henrique Pires da Silva, Mouad Jebli, Sofia Teixeira De Freitas, Pascal Casari, Silvio de Barros, International Journal of Adhesion and Adhesives, Vol. 129, number 103559, issue 3 (2024), doi:10.1016/j.ijadhadh.2023.103559 | Using fiber reinforced composite patches for repairing damaged structures made of metal or/and concrete is an interesting and widely available solution on the market using synthetic materials. These repairing patches are bonded on the structures surfaces to increase their strength against internal stresses, as well as protect them from external physico chemical attacks, thereby limiting crack prop... |
| Journal | 2020 | Long-Term Stochastic Modeling of Sheet Pile Corrosion in Coastal Environment from On-Site Measurements, Franck Schoefs, Jerome Boero, Bruno Capra, Journal of Marine Science and Engineering, Vol. 8, number 70, issue 2 (2020), doi:10.3390/jmse8020070 | Optimization of maintenance and design of coastal steel infrastructure needs for long term predictive degradation models. The phenomenon of corrosion in the offshore and coastal environment is very complex due to the stochastic and changing nature of the environment (temperature, water chemical properties) and the multiple involved processes in competition. In the GEROM French project, the objecti... |
| Journal | 2020 | Sensitivity analysis of the transient heat and moisture transfer in a single layer wall, Ines Othmen, Philippe Poullain, Nordine Leklou, European Journal of Environmental and Civil Engineering, Vol. 24, issue 13, pp. 2211-2229 (2020), doi:10.1080/19648189.2018.1500947 | The determination of the energy consumption of a building requires the computation of the coupled heat and mass transfers inside the wall. The existing models require the determination of the hygrothermal properties of the materials, and of the boundary and initial conditions, prior to computing numerically the temperature and vapour fluxes and the energy and mass balance of the building. However,... |
| Journal | 2022 | Creation and application of future typical weather files in the evaluation of indoor overheating in free-floating buildings, Obaidullah Yaqubi, Auline Rodler, Sihem Guernouti, Marjorie Musy, Building and Environment, Vol. 216, number 109059, issue 7772 (2022), doi:10.1016/j.buildenv.2022.109059 | Expected Global warming and heatwaves coupled with the urban heat island effect (UHI) can overheat indoor environments of free floating buildings in temperate climate regions. Overheating assessment requires practitioners to use appropriate climate data and suitable measurement indices. The aim of this article is first, to propose a practical approach to generate yearly and typical ready to use fu... |
| Journal | 2020 | Optimization of Condition-Based Maintenance of Wood Utility Pole Network Subjected to Hurricane Hazard and Climate Change, Abdullahi M. Salman, Babak Salarieh, Emilio Bastidas-Arteaga, Yue Li, Frontiers in Built Environment, Vol. 6, number 40 (2020), doi:10.3389/fbuil.2020.00073 | Electric power distribution systems that link the bulk power grid (generation and transmission systems) to customers are the leading cause of power outages due to their vulnerability to extreme wind events, especially hurricanes. The strength of the wood poles that typically support the distribution lines also deteriorate over time. The vulnerability of the poles is expected to increase due to the... |
| Journal | 2020 | DEF damage in heat cured mortars made of recycled concrete sand aggregate, Alexandre Yammine, Nordine Leklou, Marta Choinska, Francois Bignonnet, Jean Michel Mechling, Construction and Building Materials, Vol. 252, number 119059, issue 1 (2020), doi:10.1016/j.conbuildmat.2020.119059 | The purpose of this study is to investigate DEF development in heat cured mortars made of recycled sand aggregate with sodium sulphate or gypsum plaster powder additions to stimulated DEF development. Ten different formulations have been studied for more than a year. DEF damage comparison between different mortars made of RCA sand and standardised siliceous sand is made with or without sulphate ad... |
| Journal | 2020 | Numerical Modeling of Interply Adhesion in Composite Forming of Viscous Discontinuous Thermoplastic Prepregs, Numerical modeling of interply adhesion in composite forming of viscous discontinuous thermoplastic prepregs, Paris Dilip Mulye, Julie Hemmer, Lionel Morancay, Christophe Binetruy, Adrien Leygue, Sebastien Comas-Cardona, Pierre Pichon, Damien Guillon, Procedia Manufacturing, Procedia Manufacturing, Composites Part B Engineering, Vol. 47, issue , , 1, pp. 71-73 (2020), doi:10.1016/j.promfg.2020.04.135, 10.1016/j.promfg.2020.04.135, 10.1016/j.compositesb.2020.107953 | |
| Journal | 2020 | Size effect on the contribution of the aggregate interlock mechanism in reinforced concrete beams without shear reinforcement, Ahmed Belbachir, Syed Yasir Alam, Mohammed Matallah, Ahmed Loukili, European Journal of Environmental and Civil Engineering, Vol. 24, issue 9, pp. 1363-1380 (2020), doi:10.1080/19648189.2018.1471007 | The shear strength of reinforced concrete beam remains an issue of great interest in structural engineering. For structural members without transverse reinforcements, the application of simple models (Strut and tie model, for instance) results an unsafe design. Also, most of the design codes are based on empirical formulas to design such members. These formulas are not adapted for some practical s... |
| Journal | 2020 | Detection and measurement of matrix discontinuities in uhpfrc by means of distributed fiber optics sensing, Bartomiej Sawicki, Antoine Bassil, Eugen Bruhwiler, Xavier Chapeleau, Dominique Leduc, Sensors Switzerland, Vol. 20, number 3883, issue 14 (2020), doi:10.3390/s20143883 | Following the significant improvement in their properties during the last decade, Distributed Fiber Optics sensing (DFOs) techniques are nowadays implemented for industrial use in the context of Structural Health Monitoring (SHM). While these techniques have formed an undeniable asset for the health monitoring of concrete structures, their performance should be validated for novel structural mater... |
| Journal | 2020 | Enriched continuum for multi-scale transient diffusion coupled to mechanics, Abdullah Waseem, Thomas Heuze, Laurent Stainier, Marc G.D. Geers, Varvara G. Kouznetsova, Advanced Modeling and Simulation in Engineering Sciences, Vol. 7, number 2823, issue 1 (2020), doi:10.1186/s40323-020-00149-2 | In this article, we present a computationally efficient homogenization technique for linear coupled diffusionmechanics problems. It considers a linear chemo mechanical material model at the fine scale, and relies on a full separation of scales between the time scales governing diffusion and mechanical phenomena, and a relaxed separation of scales for diffusion between the matrix and the inclusion.... |
| Journal | 2022 | Digital chain for pelvic tumor resection with 3D-printed surgical cutting guides, Vincent Biscaccianti, Henri Fragnaud, Jean Yves Hascoet, Vincent Crenn, Luciano Vidal, Frontiers in Bioengineering and Biotechnology, Vol. 10, number 187 (2022), doi:10.3389/fbioe.2022.991676 | Surgical cutting guides are 3D printed customized tools that help surgeons during complex surgeries. However, there does not seem to be any set methodology for designing these patient specific instruments. Recent publications using pelvic surgical guides showed various designs with no clearly classified or standardized features. We, thus, developed a systematic digital chain for processing multimo... |
| Journal | 2025 | Dynamic evolution of multiscale pore structures and hydration behaviors of cement mixtures involving municipal solid waste incineration bottom ash (MSWIBA) through physicochemical activation, Yanlin Zhang, Hangjie Zhou, Tao Meng, Jie Yang, Jiaze Wang, Jiawen Wang, Rui Zeng, Su Wang, Yap Zhen Shyong, Cise Unluer, Shaoqin Ruan, Construction and Building Materials, Vol. 462, number 140024, issue 7 (2025), doi:10.1016/j.conbuildmat.2025.140024 | The properties of municipal solid waste incineration bottom ash (MSWIBA) relevant to its role as a potential cement replacement are not fully well understood. This study explores the efficacy of diverse physical and chemical pre treatments in enhancing the physical properties and microstructural integrity of MSWIBA within mortar mixtures. Through extensive microscopic analysis, the obtained result... |
| Journal | 2024 | Signatures of fatigue crack growth from acoustic emission repeaters, Theotime de la Selle, Julien Rethore, Jerome Weiss, Joel Lachambre, Stephanie Deschanel, Engineering Fracture Mechanics, Vol. 309, number 110388, issue 54 (2024), doi:10.1016/j.engfracmech.2024.110388 | Since the discovery of fatigue phenomena, scientific research has constantly sought to understand and anticipate the failure of materials due to fatigue to mitigate unforeseen accidents and malfunctions in various technical fields. Numerous studies using acoustic emission (AE) a key method in non destructive testing have shown a correlation between acoustic activity and fatigue damage. However, ... |
| Journal | 2021 | Towards common specifications for low- and high-expansion cement-based materials exposed to external sulphate attacks, Sonia Boudache, Emmanuel Roziere, Ahmed Loukili, Laurent Izoret, Construction and Building Materials, Vol. 294, number 123586, issue 4 (2021), doi:10.1016/j.conbuildmat.2021.123586 | External sulphate attack involves the penetration of sulphate ions in solution within a cementitious material. The equilibrium conditions are changed, and the ions released by hydration products can react with the sulphate ions and form new compounds. Depending on exposure conditions and cement compositions, expansive minerals, such as ettringite, can precipitate and cause cracking and, eventually... |
| Journal | 2020 | Efficient FFT-based upscaling of the permeability of porous media discretized on uniform grids with estimation of RVE size, Francois Bignonnet, Computer Methods in Applied Mechanics and Engineering, Vol. 369, number 113237, issue 5 (2020), doi:10.1016/j.cma.2020.113237 | An efficient numerical scheme at the crossroad of Fourier based methods and boundary element methods is derived to upscale the permeability of porous media from Stokes flow within the pore space. The method relies on a variational framework which involves trial force fields and the Green function. The discretization of the trial force fields is carried out on a uniform grid, which allows for the u... |
| Journal | 2020 | Hygroscopic stresses in asymmetric biocomposite laminates submitted to various relative humidity conditions, Mael Peron, Amandine Celino, Frederic Jacquemin, Antoine Le Duigou, Composites Part A Applied Science and Manufacturing, Vol. 134, number 105896 (2020), doi:10.1016/j.compositesa.2020.105896 | Hygroscopicity of natural fibers influences biocomposites lifetime submitted to wet environments. The present study investigates the hygroscopic stresses state in a flax fiber reinforced polypropylene composite when submitted to different environmental conditions from the dried state through various relative humiditiy (RH) to immersion. An experimental and modelling strategy is applied on asymmetr... |
| Journal | 2022 | Assessment of hygrothermal and mechanical performance of alkali activated Borassus fiber reinforced earth-based bio-composite, Assia Aboubakar Mahamat, Nordine Leklou, Ifeyinwa Ijeoma Obianyo, Philippe Poullain, Tido Tiwa Stanislas, Olugbenga Ayeni, Numfor Linda Bih, Holmer Savastano, Journal of Building Engineering, Vol. 62, number 105411, issue 14 (2022), doi:10.1016/j.jobe.2022.105411 | This investigation presents the results of a multiscale examination of the hygro thermal and mechanical properties of designed earth base bio composite. The matrix and the fiber reinforcement were processed naturally to achieve eco friendliness manufacturing technique. The bio composite was produced using a reconstituted soil matrix and natural Borassus fruit fiber as the reinforcing phase. One pa... |
| Journal | 2021 | Investigation of the nonlinear slamming-induced whipping response of ships using a fully-coupled hydroelastoplastic method, George Jagite, Quentin Derbanne, Sime Malenica, Fabien Bigot, Herve Le Sourne, Patrice Cartraud, Ocean Engineering, Vol. 238, number 109751, issue 34 (2021), doi:10.1016/j.oceaneng.2021.109751 | Slamming induced whipping is traditionally computed as the response of a linear elastic structural model. However, in order to investigate the consequence of whipping on the hull girder's collapse, the hydro structure interaction must be performed in a fully coupled approach where the nonlinearities of both domains are considered. Therefore, this paper presents a new approach developed for solving... |
| Journal | 2024 | An Overview of Phase Change Materials and Their Applications in Pavement, Kinga Korniejenko, Marek Nykiel, Marta Choinska, Assel Jexembayeva, Marat Konkanov, Lyazat Aruova, Energies, Vol. 17, number 2292, issue 10 (2024), doi:10.3390/en17102292 | The composite of a phase change material (PCM) and bitumen or asphalt as a matrix is expected as a new, advanced material for road construction. The main motivation for this article was to show the new possibilities and perspectives of developing the pavement with the usage of PCMs. Incorporating PCMs into paving materials can improve their properties, including allowing the regulation of the pave... |
| Journal | 2020 | A two-scale probabilistic time-dependent fatigue model for offshore steel wind turbines, Benjamin Rocher, Franck Schoefs, Marc Francois, Arnaud Salou, Anne Laure Caouissin, International Journal of Fatigue, Vol. 136, number 105620, issue 5 (2020), doi:10.1016/j.ijfatigue.2020.105620 | Due to both wave and wind fluctuations, the steel foundations of offshore wind turbines are highly submitted to fatigue. To date, current methods of fatigue design proposed in the regulations are not devoted to structural optimization and to the consideration of time variant hazards. We propose hence an incremental two scale model of damage in order to follow the time evolution of the damage. This... |
| Journal | 2021 | On the use of embedded fiber optic sensors for measuring earlyage strains in concrete, K. K.Santos Silva, F. A.N. Silva, T. Mahfoud, A. Khelidj, A. Brientin, A. C. Azevedo, J. M.P.Q. Delgado, A. G.Barbosa de Lima, Sensors, Vol. 21, number 4171, issue 12 (2021), doi:10.3390/s21124171 | Detailed information about concrete behavior in real structures is an important issue in controlling its performance during its service life, and the use of embedded sensors to obtain desired information such as temperature, onset of the cracking process and evolution of strains, has gained the attention of the building concrete industry. Data obtained using this technology can provide valuable in... |
| Proceedings | 2022 | Graph Neural Network Based Surrogate Model of Physics Simulations for Geometry Design, Jian Cheng Wong, Chin Chun Ooi, Joyjit Chattoraj, Lucas Lestandi, Guoying Dong, Umesh Kizhakkinan, David William Rosen, Mark Hyunpong Jhon, My Ha Dao, Proceedings of the 2022 IEEE Symposium Series on Computational Intelligence Ssci 2022, pp. 1469-1475, ISBN:[9781665487689], IEEE (2022), doi:10.1109/SSCI51031.2022.10022022 | Computational Intelligence (CI) techniques have shown great potential as a surrogate model of expensive physics simulation, with demonstrated ability to make fast predictions, albeit at the expense of accuracy in some cases. For many scientific and engineering problems involving geometrical design, it is desirable for the surrogate models to precisely describe the change in geometry and predict th... |
| Journal | 2022 | Non-parametric stress field estimation for history-dependent materials: Application to ductile material exhibiting PiobertLuders localization bands, Raphael Langlois, Michel Coret, Julien Rethore, Strain, Vol. 58, number 1, issue 4 (2022), doi:10.1111/str.12410 | Estimating stress in statically undetermined tests remains an issue in experimental mechanics. Most estimation methods rely on the a priori choice of a behaviour equation leading to an unavoidable model bias. Recently, efforts have been made to propose methods circumventing the parametric description of constitutive behaviours. In particular, Leygue et al. (2018) proposed a new paradigm called dat... |
| Journal | 2021 | Deterministic modeling of solidification microstructure formation in directed energy deposition fabricated Ti6Al4V, Jinghao Li, Xianglin Zhou, Qingbo Meng, Mathieu Brochu, Nejib Chekir, J. J. Sixsmith, J. Y. Hascoet, Yaoyao Fiona Zhao, Additive Manufacturing, Vol. 46, number 102182, issue 7 (2021), doi:10.1016/j.addma.2021.102182 | Metal additive manufacturing (MAM) technology is now widely applied in the manufacturing and remanufacturing industry, among which microstructure simulation gradually shows its importance. Traditional solidification microstructure simulation methods all have their merits as well as drawbacks when applied in MAM cases. In this work, a deterministic solidification microstructure model, named invasio... |
| Journal | 2020 | Experimental study and modelling of the phase transformation of Zircaloy-4 alloy under high thermal transients, T. Jailin, N. Tardif, J. Desquines, M. Coret, M. C. Baietto, V. Georgenthum, Materials Characterization, Vol. 162, number 110199, issue 1 (2020), doi:10.1016/j.matchar.2020.110199 | Dilatometry tests were performed to study the phase transformation kinetic of nuclear fuel claddings made of Zircaloy 4 upon fast heating rates (up to 2000 °C/s). These tests highlighted that from equilibrium to 500 °C/s the temperature at which the transformation starts shifts towards higher temperatures with increasing heating rates. Above 500 °C/s, no impact of the heating rate was observed. Th... |
| Journal | 2022 | Thermal Characterization and Thermal Effect Assessment of Biofouling around a Dynamic Submarine Electrical Cable, Ziad Maksassi, Bertrand Garnier, Ahmed Ould El Moctar, Franck Schoefs, Emmanuel Schaeffer, Energies, Vol. 15, number 3087, issue 9 (2022), doi:10.3390/en15093087 | Wind energy is expected to play a significant role in meeting emission targets over the next 20 years. Offshore wind turbines in deep water (>150 m) must be developed due to resource quality, environmental, and activity constraints. Floating offshore wind turbines (FOWT) will be the best technology for reaching these targets. The dynamic submarine electrical cable (DSEC) is a key component of FOWT... |
| Proceedings | 2021 | Material Modeling via Thermodynamics-Based Artificial Neural Networks, Filippo Masi, Ioannis Stefanou, Paolo Vannucci, Victor Maffi-Berthier, Springer Proceedings in Mathematics and Statistics, Vol. 361, pp. 308-329, ISBN:[9783030779566], Springer International Publishing (2021), doi:10.1007/978-3-030-77957-3_16 | Machine Learning methods and, in particular, Artificial Neural Networks (ANNs) have demonstrated promising capabilities in material constitutive modeling. One of the main drawbacks of such approaches is the lack of a rigorous frame based on the laws of physics. Here we propose a new class of data driven, physics based, neural networks for constitutive modeling of strain rate independent processes ... |
| Journal | 2024 | Assessment of hygrothermal performance of raw earth envelope at overall building scale, Yassine Elias Belarbi, Mohammed Yacine Ferroukhi, Nabil Issaadi, Philippe Poullain, Stephanie Bonnet, Energy and Buildings, Vol. 310, number 114119 (2024), doi:10.1016/j.enbuild.2024.114119 | Environmental challenges in the building sector have made raw earth a significant ecological alternative. The development of sustainable materials and a clear understanding of their behaviour are essential for sustainable construction. This work aims to respond to this societal issue. This investigation uses a HAM BES cosimulation methodology that integrates dynamic thermal simulation code (TRNSYS... |
| Journal | 2023 | DATA-DRIVEN IDENTIFICATION OF HYPERELASTIC MODELS BY MEASURING THE STRAIN ENERGY DENSITY FIELD, Lena Costecalde, Adrien Leygue, Michel Coret, Erwan Verron, Rubber Chemistry and Technology, Vol. 96, issue 4, pp. 443-454 (2023), doi:10.5254/rct-23.386903 | A novel method for accurately identifying the large strain elastic response of elastomeric materials is presented. The method combines the data driven identification (DDI) algorithm with a unique heterogeneous experiment, deviating from the conventional approach of conducting multiple simple experiments. The primary objective of the method is to decouple the experimental process from the fitting t... |
| Journal | 2022 | A fast simulation tool for ship grounding damage analysis, Jean Philippe Pineau, Fabien Conti, Herve Le Sourne, Thibaut Looten, Ocean Engineering, Vol. 262, number 112248, issue 4 (2022), doi:10.1016/j.oceaneng.2022.112248 | This paper presents a numerical tool based on analytical formulations for rapid assessment of damage in ship grounding accidents. Through a step by step solution, the ship resistant force is assessed by the super element method and transferred to a 6 DoF external dynamics solver, which updates the global ship motion by taking into account the action of hydrodynamic forces. The two way coupled solv... |
| Journal | 2021 | Numerical modeling of soilpipe interaction of single pipeline at shallow embedment in clay by hypoplastic macroelement, Zhuang Jin, Zheng Li, Zhen yu Yin, Panagiotis Kotronis, Ocean Engineering, Vol. 241, number 110017, issue 10 (2021), doi:10.1016/j.oceaneng.2021.110017 | Nowadays, the numerical analysis of submarine pipelines of offshore oil and gas industry is a big challenge in engineering design. A simple, fast and accurate numerical tool is proposed in this article based on the macroelement concept. The novel macroelement is within the framework of hypoplasticity and can consider static monotonic combined (multi directional) loads for shallow embedded pipeline... |
| Journal | 2023 | Methods for assessing social impacts of policies in relation to absolute boundaries, Nicolas Desmoitier, Mathilde Kolenda, Karen Holm Olsen, Morten Walbech Ryberg, Environmental Impact Assessment Review, Vol. 101, number 107098, issue 22 (2023), doi:10.1016/j.eiar.2023.107098 | There is an urgent need for designing truly sustainable policies supporting transformational change, and consequently for integrated tools to avoid burden shifting from different dimensions of sustainability. The Safe and Just Operating Space concept holds potential to support sustainable design of policies and decision making, using both the planetary boundaries framework and key social dimension... |
| Journal | 2021 | A multistage stochastic program for the design and management of flexible infrastructure networks, Samuel Torres-Rincon, Mauricio Sanchez-Silva, Emilio Bastidas-Arteaga, Reliability Engineering and System Safety, Vol. 210, number 107549, issue 3 (2021), doi:10.1016/j.ress.2021.107549 | Throughout their lifetime, infrastructure network systems face unplanned events that impose pressures on their integrity, functionality, and ability to deliver value. Most of the existing infrastructure is designed to deal with the challenges imposed by uncertain external phenomena. Authors from different backgrounds have identified flexibility, changeability, and adaptability as key attributes th... |
| Journal | 2022 | Mechanical Strength and Chloride Ions Penetration of Alkali-Activated Concretes (AAC) with Blended Precursor, Patrycja Duzy, Marta Choinska, Izabela Hager, Ouali Amiri, Jerome Claverie, Materials, Vol. 15, number 4475, issue 13 (2022), doi:10.3390/ma15134475 | The purpose of this study was to investigate the properties of hardened alkali activated concrete, which is considered an eco friendly alternative to Portland cement concrete. In this paper, the precursors for alkali activated concrete preparations are blends of fly ash and ground granulated blast furnace slag in three slag proportions: 5%, 20%, and 35%, expressed as a percentage of fly ash mass. ... |
| Journal | 2022 | Preventing Instabilities and Inducing Controlled, Slow-Slip in Frictionally Unstable Systems, Ioannis Stefanou, Georgios Tzortzopoulos, Journal of Geophysical Research Solid Earth, Vol. 127, number 55, issue 7 (2022), doi:10.1029/2021JB023410 | We propose a theory for preventing instabilities and inducing controlled, slow slip in frictionally unstable systems, such as the Generalized Burridge Knopoff (GBK) model and seismic fault models. We exploit the dependence of friction on pressure and use it as a backdoor for altering the dynamics of the underlying dynamical system. We use the mathematical Theory of Control and, for the first time,... |
| Journal | 2023 | Modelling two-dimensional chloride diffusion in repaired RC structures for sustainable maintenance management, Quynh Chau Truong, Charbel Pierre El Soueidy, Lara Hawchar, Yue Li, Emilio Bastidas-Arteaga, Structures, Vol. 51, issue 2, pp. 895-909 (2023), doi:10.1016/j.istruc.2023.03.088 | Both public and private infrastructure management agencies are responsible for chloride related corrosion damage to coastal reinforced concrete (RC) structures, which often requires extensive repairs. These repairs are intended to provide serviceability and safety while reducing costs and environmental impact. While there are many repair methods, techniques, and materials available, little is know... |
| Journal | 2021 | Estimating normal effective stress degradation in sand under undrained simple shear condition, Ze Xiang Wu, Christophe Dano, Pierre Yves Hicher, Zhen Yu Yin, European Journal of Environmental and Civil Engineering, Vol. 25, issue 1, pp. 170-189 (2021), doi:10.1080/19648189.2018.1521750 | The degradation of the effective normal stress in soil surrounding the pile caused by undrained cyclic loading affects the shaft capacity of the pile and can lead to structural instability. In order to investigate this phenomenon, a series of constant volume monotonic and cyclic simple shear tests on Fontainebleau sand has been conducted. Based on the experimental results, the shear stress at phas... |
| Journal | 2021 | From dislocation nucleation to dislocation multiplication in ceramic nanoparticle, Inas Issa, Lucile Joly-Pottuz, Jonathan Amodeo, David J. Dunstan, Claude Esnouf, Julien Rethore, Vincent Garnier, Jerome Chevalier, Karine Masenelli-Varlot, Materials Research Letters, Vol. 9, issue 6, pp. 278-283 (2021), doi:10.1080/21663831.2021.1894253 | Magnesium oxide nanocubes are compressed along the [001] direction in situ in the transmission electron microscope. Incipient plasticity in the smaller samples is characterized by the nucleation of few (Formula presented.) dislocations while a larger number of line defects is observed in larger nanocubes. Yield and flow stresses scattered stochastically above a minimum value varying as the inverse... |
| Journal | 2021 | Improvement of mechanical properties of hydroxyapatite composites reinforced with i-Al64Cu23Fe13 quasicrystal, Jose Castaneda-Via, Carlos V. Landauro, Justiniano Quispe-Marcatoma, Ana Champi, Fred Montalvo, Leyla Delgado, Lidia Yileng Tay, Marie Jose Moya, Ronald Guillen, Francisco Rumiche, Victor Pena-Rodriguez, Journal of Composite Materials, Vol. 55, issue 9, pp. 1209-1216 (2021), doi:10.1177/0021998320964553 | Mechanical behavior of hydroxyapatite based composites (HAp) was studied as a function of the reinforcement concentration of the quasicrystalline (QC) Al |
| Journal | 2024 | Data-driven micromorphic mechanics for materials with strain localization, Jacinto Ulloa, Laurent Stainier, Michael Ortiz, Jose E. Andrade, Computer Methods in Applied Mechanics and Engineering, Vol. 429, number 117180, issue 3 (2024), doi:10.1016/j.cma.2024.117180 | This paper explores the role of generalized continuum mechanics, and the feasibility of model free data driven computing approaches thereof, in solids undergoing failure by strain localization. Specifically, we set forth a methodology for capturing material instabilities using data driven mechanics without prior information regarding the failure mode. We show numerically that, in problems involvin... |
| Journal | 2022 | Analytical Estimation of Electromagnetic Pressure, Flyer Impact Velocity, and Welded Joint Length in Magnetic Pulse Welding, Rishabh Shotri, Koen Faes, Guillaume Racineux, Amitava De, Metals, Vol. 12, number 276, issue 2 (2022), doi:10.3390/met12020276 | Magnetic pulse welding involves the joining of two metallic parts in a solid state by the use of a short and intense electromagnetic impulses and the resulting impact between the parts. The coalesced interface undergoes viscoplastic deformation at a high strain rate and exhibits a wavy shape at a microscopic scale. A practical estimation of the electromagnetic pressure, impact velocity and welded ... |
| Journal | 2022 | Understanding the effect of hygroscopic cycling on the internal stress and stiffness of natural fibre biocomposites, V. Popineau, A. Celino, M. Peron, C. Baley, A. Le Duigou, Composites Part A Applied Science and Manufacturing, Vol. 158, number 106995, issue 3 (2022), doi:10.1016/j.compositesa.2022.106995 | This article investigates the development and the evolution of hygroscopic stresses within flax/ Polypropylene + Maleic Anhydride grafted Polypropylene (PP + MAPP) asymmetric biocomposites when exposed to various hygroscopic cycles that simulate a wide range of outdoor applications with large Relative Humidity (RH) variation (from 11 to 50% RH, 5099% RH, 1199% RH) and with various cycling periods ... |
| Journal | 2022 | The Influence of Chemical and Thermal Treatments on the Diss Fiber Hygroscopic Behaviors, Mustapha Nouri, Mahfoud Tahlaiti, Frederic Grondin, Rafik Belarbi, Journal of Natural Fibers, Vol. 19, issue 10, pp. 3865-3878 (2022), doi:10.1080/15440478.2020.1848733 | Diss fibers, also called Ampelodesmos mauritanicus, are one of the least studied fibers in the literature. Indeed, the rare studies discussed have focused on mechanical and physicochemical properties. The present work deals with hygrothermal characterization and the effect of treatments on their behavior. So, untreated and treated Diss fibers with chemical treatments (alkaline, silane, and acetic ... |
| Journal | 2021 | Investigation of residual stresses in planar dissimilar magnetic pulse welds by neutron diffraction, M. N. Avettand-Fenoel, T. Sapanathan, T. Pirling, G. Racineux, A. Simar, J. M. Drezet, Journal of Manufacturing Processes, Vol. 68, issue 2, pp. 1758-1766 (2021), doi:10.1016/j.jmapro.2021.06.071 | Residual stresses are investigated for the first time in a dissimilar AA1050DP450 steel magnetic pulse weld using neutron diffraction. Close to the joint interface, tensile residual stresses are observed in the Al sheet and compressive residual stresses are identified in the steel sheet. At the interface, longitudinal tensile stresses are dominant on the aluminum side and transverse and normal str... |
| Journal | 2020 | Electromagnetic flanging: from elementary geometries to aeronautical components, Cheikh Tidiane Sow, Gregoire Bazin, Thomas Heuze, Guillaume Racineux, International Journal of Material Forming, Vol. 13, issue 3, pp. 423-443 (2020), doi:10.1007/s12289-020-01547-y | Aeronautical companies are manufacturing many components of small (less than 200 mm) and medium (between 200 mm and 1000 mm) sizes by flexforming. In order to diversify the production facilities of these components, these companies are interested in evaluating the ability of electromagnetic forming processes to produce small parts. This paper describes the design of a set of experiments of electro... |
| Journal | 2023 | Mechanical properties of cob-earth composites: Variability and focus on the different calculation methods of Young's modulus, Philippe Poullain, Mircea Barnaure, Stephanie Bonnet, Journal of Building Engineering, Vol. 72, number 106622, issue 2 (2023), doi:10.1016/j.jobe.2023.106622 | Mechanical property data for earthen materials are currently lacking. Usually, only average values are available. This study investigates the mechanical properties (tensile and compressive strength, Young's modulus) of cob. The results obtained for different cob mixes with and without fibres are analysed. Four different moduli E |
| Journal | 2022 | Effect of Stress Level on the Microstructural Evolution of Clay under Creep, Dan Zhao, Mahdia Hattab, Pierre Yves Hicher, Zhen Yu Yin, Journal of Engineering Mechanics, Vol. 148, number 365, issue 2 (2022), doi:10.1061/(ASCE)EM.1943-7889.0002070 | Creep in clay can significantly affect long term deformation evolution and therefore impact the safety of geotechnical structures. To improve our understanding of the mechanism of creep, we have examined the microstructural evolution of a kaolin clay sample submitted to creep under three dimensional or axisymmetric loading conditions, focusing on the effect of the stress level. This experimental s... |
| Journal | 2020 | Multidirectional flow apparatus for assessing soil internal erosion susceptibility, Didier Marot, Dinh Minh Tran, Fateh Bendahmane, Van Thao Le, Geotechnical Testing Journal, Vol. 43, issue 6, pp. 1481-1498 (2020), doi:10.1520/GTJ20190254 | Suffusion is a selective erosion of fine particles within the matrix of coarse soil particles under the effect of seepage flow. Suffusion can induce important modifications in the hydraulic and mechanical characteristics of the soil. At the scale of an earth structure, the flow direction can vary, and the soils that compose the structure and its foundations can be heterogeneous. Thus, to ensure th... |
| Journal | 2024 | Effect of accelerated carbonation on electrical resistivity and microstructure of clinker-slag-limestone cement based concretes, Imane Elkhaldi, Emmanuel Roziere, Geraldine Villain, Ahmed Loukili, Materials and Structures Materiaux Et Constructions, Vol. 57, number 2, issue 1 (2024), doi:10.1617/s11527-023-02290-x | Low clinker concretes offer potential for reducing CO |
| Journal | 2023 | Assessment of the impact of climate change and flooding on bridges and surrounding area, Bassel Habeeb, Emilio Bastidas-Arteaga, Frontiers in Built Environment, Vol. 9, number 107564 (2023), doi:10.3389/fbuil.2023.1268304 | Climate change has the potential to significantly impact transportation infrastructure performance. Bridges crossing rivers are designed to withstand a maximum flood level (design flood) considering the expected frequencies and magnitudes of floods in the area. The design flood level ensures the safety of the bridge without being damaged against historical flooding levels. However, flood magnitude... |
| Journal | 2020 | Measurement of the local water content of an epoxy adhesive by fiber optic sensor based on Fresnel reflection, Romain Grangeat, Marion Girard, Cyril Lupi, Dominique Leduc, Frederic Jacquemin, Mechanical Systems and Signal Processing, Vol. 141, number 106439, issue August (2020), doi:10.1016/j.ymssp.2019.106439 | This article presents an application of a fiber optic sensor based on Fresnel reflection for the measurement of local water content within an epoxy adhesive immersed in water. The water content is directly calculated from the measured refractive index with the help of a Maxwell Garnett model which consider spherical water inclusions inside an epoxy matrix. No calibration is needed. Three samples w... |
| Journal | 2020 | Magnetic pulse welding of metallic tubesexperimental investigation and numerical modelling, Rishabh Shotri, Guillaume Racineux, Amitava De, Science and Technology of Welding and Joining, Vol. 25, issue 4, pp. 273-281 (2020), doi:10.1080/13621718.2019.1685066 | Magnetic pulse welding (MPW) provides an efficient route to join overlapping metallic tubes by the application of a high magnitude electromagnetic (EM) force. The process is rapidly transient in nature with little scope to comprehend and monitor the evolution of the joint by experimental means. A comprehensive computational process model is presented here to analyse the transient nature of EM fiel... |
| Journal | 2020 | Further development of a laboratory procedure to assess the mechanical performance of cob, Theo Vinceslas, Erwan Hamard, Andry Razakamanantsoa, Fateh Bendahmane, Environmental Geotechnics, Vol. 7, issue 3, pp. 200-207 (2020), doi:10.1680/jenge.17.00056 | Cob is a vernacular earth building technique which has encountered renewed interest for its low environmental impact compared to conventional construction materials. Relevant mechanical characterisation is essential for cob building structure design and calculation. This paper presents an improved laboratory procedure to better the characterisation of representative cob samples. Samples prepared b... |
| Journal | 2022 | Inelastic response of thermo-oxidatively aged carbon black filled polychloroprene rubber. Part I: Viscoelasticity, M. I. Kittur, A. Andriyana, B. C. Ang, S. Y. Ch'ng, E. Verron, Polymer Degradation and Stability, Vol. 205, number 110118 (2022), doi:10.1016/j.polymdegradstab.2022.110118 | The first part of a two parts study focuses on the inelastic response of carbon black filled polychloroprene rubber undergoing thermo oxidative aging. More precisely, the prominence of the present work is laid on the attempt to provide a better understanding of the network modification due to thermo oxidative aging and its consequences on the macroscopic mechanical responses including viscoelastic... |
| Journal | 2024 | Sensitivity analysis using Physics-informed neural networks, John M. Hanna, Jose V. Aguado, Sebastien Comas-Cardona, Ramzi Askri, Domenico Borzacchiello, Engineering Applications of Artificial Intelligence, Vol. 135, number 108764, issue 3 (2024), doi:10.1016/j.engappai.2024.108764 | The goal of this paper is to provide a simple approach to perform local sensitivity analysis using Physics informed neural networks (PINN). The main idea lies in adding a new term in the loss function that regularizes the solution in a small neighborhood near the nominal value of the parameter of interest. The added term represents the derivative of the loss function with respect to the parameter ... |
| Journal | 2022 | Water jet incremental sheet metal forming: a critical state-of-the-art review and a proposal for technological windows, Mathieu Miroir, Romain Laniel, Antoine Brient, Olivier Kerbrat, International Journal of Advanced Manufacturing Technology, Vol. 119, issue 7-8, pp. 4159-4175 (2022), doi:10.1007/s00170-021-08635-6 | Nowadays the development of innovative processes is a major challenge for industries which want to prototype functional workpieces. Incremental sheet forming (ISF) is a good alternative for sheet metal prototyping to ensure flexibility, accuracy of the part produced, and cost effectiveness. A derived process, the Water Jet Incremental Sheet Forming (WJISF), has been undergoing development since 20... |
| Journal | 2022 | Lipschitz regularization for fracture: The Lip-field approach, N. Chevaugeon, N. Moes, Computer Methods in Applied Mechanics and Engineering, Vol. 402, number 115644, issue 5 (2022), doi:10.1016/j.cma.2022.115644 | The Lip field approach is a new regularization method for softening material models. It was presented first in [Moes, Chevaugeon 2021], providing one dimensional simulations for damage and plasticity. The present paper focuses on a two dimensional implementation for elasto damage models (quasi brittle fracture). The incremental potential used in the Lip field approach is the non regularized one. T... |
| Journal | 2024 | Prediction of fatigue lifetime by the strain energy density for filled polychloroprene during thermo-oxidative ageing, H. Madeira, P. Y. Le Gac, M. Le Gall, E. Verron, International Journal of Fatigue, Vol. 178, number 108023 (2024), doi:10.1016/j.ijfatigue.2023.108023 | During long term environmental exposure, polychloroprene undergoes ageing. Throughout the process of thermo oxidation, chemical degradation leads to crosslinking in the polychloroprene macromolecular network, inducing a significant change in mechanical properties. Among the various consequences of ageing on the properties, the reduction of fatigue lifetime is still poorly understood and needs more... |
| Journal | 2022 | Inelastic response of thermo-oxidatively aged carbon black filled polychloroprene rubber. Part II: Mullins effect, M. I. Kittur, A. Andriyana, B. C. Ang, S. Y. Ch'ng, E. Verron, Polymer Degradation and Stability, Vol. 204, number 110120 (2022), doi:10.1016/j.polymdegradstab.2022.110120 | The present investigation focuses on the effect of the elastomer network modifications in the elastomer network due to thermo oxidative aging (as proposed in Part I) on the Mullins effect. A series of cyclic mechanical tensile loading modes are imposed on thermo oxidatively aged specimens to understand the repercussions of crosslinking and chain scission on Mullins effect and its recovery. Mullins... |
| Journal | 2024 | Graph-based representation of history-dependent material response in the Data-Driven Computational Mechanics framework, Heloise Dandin, Adrien Leygue, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 419, number 116694, issue 1 (2024), doi:10.1016/j.cma.2023.116694 | This work develops an extension of the Data Driven Computational Mechanics approach introduced by Kirchdoerfer and Ortiz (2016) to history dependent behaviour. The material database is replaced by a material directed graph, where vertices represent strainstress pairs and arcs encode thermomechanically admissible transitions between them. A graph search algorithm is used to select local material da... |
| Journal | 2023 | Sensitivity analysis of a physicochemical model of chloride ingress into real concrete structures subjected to long-term exposure to tidal cycles, Nicolas Reuge, Francois Bignonnet, Stephanie Bonnet, Applied Ocean Research, Vol. 138, number 103622, issue 5 (2023), doi:10.1016/j.apor.2023.103622 | In marine environments, reinforced concrete structures are exposed to tidal conditions and therefore susceptible to chloride ingress. Reliable models of transport are crucial in order to evaluate the service life of these structures. Unlike engineering models based on Fick's 2nd law and empirical coefficients, this study proposes a model based on a physicochemical description of the transport phen... |
| Journal | 2024 | A yarn-scale woven fabric model including significant slippage formulated within the Arbitrary Lagrangian Eulerian framework, J. Simon, N. Hamila, S. Comas-Cardona, C. Binetruy, Computer Methods in Applied Mechanics and Engineering, Vol. 420, number 116741, issue 1 (2024), doi:10.1016/j.cma.2023.116741 | A numerical model is proposed to simulate significant yarn slippage and unweaving in woven fabrics using the Arbitrary Lagrangian Eulerian (ALE) method. Woven fabrics were modeled at the yarn scale using 1D ALE elements with additional slip displacement degrees of freedom (DOF). The relatively weak bending stiffness of the yarn was included using a rotation free approach. A weave kinematic constra... |
| Journal | 2023 | The eXtreme Mesh deformation approach (X-MESH) for the Stefan phase change model, Nicolas Moes, Jean Francois Remacle, Jonathan Lambrechts, Benoit Le, Nicolas Chevaugeon, Journal of Computational Physics, Vol. 477, number 111878, issue 12 (2023), doi:10.1016/j.jcp.2022.111878 | The eXtreme Mesh deformation approach (X MESH) is a new paradigm to follow sharp interfaces without remeshing and without changing the mesh topology. Even though the mesh does not change its topology, it can follow interfaces that do change their topology (nucleation, coalescence, splitting) and that possibly travel over long distances. To make this possible, the key X MESH idea is to allow elemen... |
| Journal | 2024 | Gas permeability and gamma ray shielding properties of concrete for nuclear applications, Daria Jozwiak-Niedzwiedzka, Marta Choinska Colombel, Aneta Brachaczek, Mariusz Dabrowski, Jakub Osko, Micha Kuc, Nuclear Engineering and Design, Vol. 429, number 113616, issue 1 (2024), doi:10.1016/j.nucengdes.2024.113616 | Concrete used in nuclear applications faces significant durability challenges due to degradation from radiation, thermal stresses, and chemical reactions. These issues highlight the critical need for impermeable concrete shields to prevent radioactive leaks and protect against harmful radiation. This study examines how concrete composition affects gas permeability and gamma radiation shielding pro... |
| Journal | 2021 | Investigation of microstructural and mechanical properties of partially hydrated Asbestos-Free fiber cement waste (AFFC) based concretes: Experimental study and predictive modeling, Harifidy Ranaivomanana, Nordine Leklou, Construction and Building Materials, Vol. 277, number 121943, issue 2 (2021), doi:10.1016/j.conbuildmat.2020.121943 | Asbestos Free Fiber Cement waste (AFFC) was tested in this study as supplementary cementitious materials (SCM) in concrete formulations. The incorporation of AFFC leads to a drop in total porosity, compressive strength and Young modulus due to the creation of capillary voids. The optimum dosage of AFFC is 10%. Below this value, the created capillary voids are not interconnected enough to form perc... |
| Journal | 2023 | Data-Driven games in computational mechanics, K. Weinberg, L. Stainier, S. Conti, M. Ortiz, Computer Methods in Applied Mechanics and Engineering, Vol. 417, number 116399, issue 2 (2023), doi:10.1016/j.cma.2023.116399 | We resort to game theory in order to formulate Data Driven methods for solid mechanics in which stress and strain players pursue different objectives. The objective of the stress player is to minimize the discrepancy to a material data set, whereas the objective of the strain player is to ensure the admissibility of the mechanical state, in the sense of compatibility and equilibrium. We show that,... |
| Journal | 2024 | Data-driven methods for computational mechanics: A fair comparison between neural networks based and model-free approaches, Martin Zlatic, Felipe Rocha, Laurent Stainier, Marko Canaija, Computer Methods in Applied Mechanics and Engineering, Vol. 431, number 117289, issue 138 (2024), doi:10.1016/j.cma.2024.117289 | We present a comparison between two approaches to modelling hyperelastic material behaviour using data. The first approach is a novel approach based on Data driven Computational Mechanics (DDCM) that completely bypasses the definition of a material model by using only data from simulations or real life experiments to perform computations. The second is a neural network (NN) based approach, where a... |
| Journal | 2024 | Passivity-based control of underactuated mechanical systems with Coulomb friction: Application to earthquake prevention, Diego Gutierrez-Oribio, Ioannis Stefanou, Franck Plestan, Automatica, Vol. 165, number 111661, issue 5 (2024), doi:10.1016/j.automatica.2024.111661 | Passivity property gives a sense of energy balance. The classical definitions and theorems of passivity in dynamical systems require time invariance and locally Lipschitz functions. However, these conditions are not met in many systems. Characteristic examples are nonautonomous and discontinuous systems due to the presence of Coulomb friction. This paper presents an extended result for the negativ... |
| Journal | 2020 | Structure-properties relationships of moisturized sandwich composite materials under extreme temperature conditions (fire resistance), Vincent Legrand, Luan TranVan, Pascal Casari, Frederic Jacquemin, Composite Structures, Vol. 235, number 111774, issue 38 (2020), doi:10.1016/j.compstruct.2019.111774 | Thermo mechanical properties of sandwich composite materials used in marine applications have been analyzed as a function of the burning duration with various moisture contents. Dry and wet coupons with glass reinforced polymer skins and balsa wood core (saturated with water) were submitted to fire. The mass loss kinetics and the post combustion mechanical stiffness and strength were recorded. Fac... |
| Journal | 2021 | Reactivity of Recycled Aggregates Used for Pavement Base: From Field to Laboratory, Jean David Lau Hiu Hoong, Yunlu Hou, Philippe Turcry, Pierre Yves Mahieux, Hakim Hamdoun, Ouali Amiri, Jerome Lux, Abdelkarim Ait-Mokhtar, Journal of Materials in Civil Engineering, Vol. 33, number 85, issue 6 (2021), doi:10.1061/(ASCE)MT.1943-5533.0003661 | The aim of this study is to investigate the cause of the self cementing properties of recycled aggregates used for pavement base. Clay bricks were added to the recycled aggregates to study the pozzolanic reactions. The evolution of the mechanical performances of the materials was investigated in the laboratory (California Bearing Ratio) and in the field (plate test). Both tests showed that initial... |
| Journal | 2022 | A two-dimensional formulation for the homogenization of helical beam-like structures under bending loads, Fabien Treyssede, Patrice Cartraud, International Journal of Solids and Structures, Vol. 234-235, number 111270 (2022), doi:10.1016/j.ijsolstr.2021.111270 | In this paper, a two dimensional formulation is proposed for modeling the mechanical behavior of helical beam like structures subjected to bending loads. Helical structures include multi wire cables, which are widely used in engineering applications. An accurate representation of their mechanical behavior typically requires large size three dimensional finite element models. The proposed formulati... |
| Journal | 2020 | Reliability of inflatable structures: challenge and first results, Jean Christophe Thomas, Franck Schoefs, Colin Caprani, Benjamin Rocher, European Journal of Environmental and Civil Engineering, Vol. 24, issue 10, pp. 1533-1557 (2020), doi:10.1080/19648189.2018.1474807 | Inflatable structures are part of the family of tensioned textile membrane structures. The operating principle is common for all these type of structures: the stiffness of the structure relies on the tensioning of the membrane, which is generally provided by a mechanical device in the case of tensile structures, and by setting the pressure in the case of pneumatic structures. These structures are ... |
| Journal | 2024 | Coupled thermo-hydro-chemical modeling of accelerated carbonation of cement-based materials: Application to CO2 uptake, Farah Kaddah, Ouali Amiri, Philippe Turcry, Harifidy Ranaivomanana, Emmanuel Roziere, Journal of Building Engineering, Vol. 93, number 109819, issue 6 (2024), doi:10.1016/j.jobe.2024.109819 | The use of CO |
| Journal | 2020 | Mechanical properties of optical fiber strain sensing cables under -ray irradiation and large strain influence, Arianna Piccolo, Sylvie Delepine-Lesoille, Etienne Friedrich, Shasime Aziri, Yann Lecieux, Dominique Leduc, Sensors Switzerland, Vol. 20, number 696, issue 3 (2020), doi:10.3390/s20030696 | Optical fiber strain sensing cables are widely used in structural health monitoring; however, the impact of a harsh environment on them is not assessed despite the huge importance of the stable performances of the monitoring systems. This paper analyzes (i) the impact of the different constituent layers on the behavior of a strain sensing cable whose constitutive materials are metal and polyamide,... |
| Journal | 2024 | An overview of interphases formation and participation on water diffusion in epoxy/metal bonded assemblies, Romain Grangeat, Marion Girard, Silvio de Barros, Frederic Jacquemin, Journal of Adhesion, Vol. 100, issue 3, pp. 157-177 (2024), doi:10.1080/00218464.2023.2206960 | This overview aims at gathering the various existing works on interphases within epoxy/metal bonded assemblies. Indeed, this particular area plays an important role on the adhesion but also on the behavior in wet environment. Polymeric materials being hydrophilic, water diffusion occurs when they are in a humid environment. The water molecules then have an important impact on the mechanical and ph... |
| Journal | 2023 | A simplified method to assess the elasto-plastic response of standalone tubular Offshore Wind Turbine supports subjected to ship impact, Icaro Ladeira, Sara Echeverry Jaramillo, Herve Le Sourne, Ocean Engineering, Vol. 279, number 114313, issue 8 (2023), doi:10.1016/j.oceaneng.2023.114313 | This paper presents a simplified analytical approach to rapidly simulate the elasto plastic response of standalone tubular Offshore Wind Turbine (OWT) supports (e.g. monopiles and spar floating platforms) that are subjected to a ship collision. The wind turbine, idealized as a constant cross section cantilever tube with a tip mass, is assumed to be struck by a rigid impactor. In a first step, a se... |
| Journal | 2022 | Freezethaw field exposure and testing the reliability of performance test temperature cycle for concrete scaling in presence of de-icing salts, Sara Al Haj Sleiman, Laurent Izoret, Syed Yasir Alam, Frederic Grondin, Ahmed Loukili, Materials and Structures Materiaux Et Constructions, Vol. 55, number 1613, issue 1 (2022), doi:10.1617/s11527-021-01831-6 | Testing methods for freezethaw scaling of concrete in presence of de icing salts are developed in the form of normative documents to assess the frost resistance of concrete, aiming to unify the testing standards. These tests consist of exposing cured concrete specimens to several freezethaw cycles inside a climatic chamber. The amplitude of each cycle may reach 40 °C with considerable freezing and... |
| Journal | 2020 | An efficient finite element based multigrid method for simulations of the mechanical behavior of heterogeneous materials using CT images, Xiaodong Liu, Julien Rethore, Marie Christine Baietto, Philippe Sainsot, Antonius Adrianus Lubrecht, Computational Mechanics, Vol. 66, issue 6, pp. 1427-1441 (2020), doi:10.1007/s00466-020-01909-y | X ray tomography techniques give researchers the full access to material inner structures. With such ample information, employing numerical simulation on real material images becomes more and more common. Material behavior, especially, of heterogeneous materials, e.g. polycrystalline, composite, can be observed at the microscopic scale with the computed tomography (CT) techniques. In this work, an... |
| Journal | 2025 | Mechanochemical activation of basaltic fines, Sofiane Amroun, Luca Galli, Mahfoud Tahlaiti, Prannoy Suraneni, Cement and Concrete Research, Vol. 195, number 107923 (2025), doi:10.1016/j.cemconres.2025.107923 | Basaltic fines (BF) are a promising source of supplementary cementitious materials (SCMs) due to their worldwide availability, low cost, and adequate chemistry. However, they need to be processed to be used as SCMs, as they are otherwise inert. We explore mechanochemical activation (MCA), where raw materials are exposed to high energy grinding, which increases powder fineness and amorphous content... |
| Journal | 2024 | Contribution to a better understanding of long-term hydration, structuration and mechanical properties of slag based cementitious materials: Experimental and modeling approaches, Mohamad Ali Ahmad, Harifidy Ranaivomanana, Stephanie Bonnet, Paul Buttin, Valerie L'Hostis, Construction and Building Materials, Vol. 411, number 134664, issue 5 (2024), doi:10.1016/j.conbuildmat.2023.134664 | Blast Furnace Slag (BFS), a by product of the steelmaking process, can be used as a mineral addition in blended cement. In addition to reduce CO |
| Journal | 2021 | Lattice strain development in an alpha titanium alloy studied using synchrotron and neutron diffraction, Kodjo Emmanuel Agbovi, Baptiste Girault, Jamal Fajoui, Saurabh Kabra, Winfried Kockelmann, Thomas Buslaps, Agnieszka Poulain, David Gloaguen, Materials Science and Engineering A, Vol. 819, number 141489 (2021), doi:10.1016/j.msea.2021.141489 | Neutron and high energy X ray diffraction methods have been used to investigate deformation mechanisms (slip and twinning activities) during uniaxial tensile tests of Grade 1 commercially pure titanium (Ti ). These two diffraction techniques have provided valuable and complementary information. The predictions made by an Elasto Plastic Self Consistent (EPSC) model, taking into account grain reorie... |
| Journal | 2021 | Fiber-matrix bond strength by pull-out tests on slag-based geopolymer with embedded glass and carbon fibers, Lais Alves, Nordine Leklou, Pascal Casari, Silvio de Barros, Journal of Adhesion Science and Technology, Vol. 35, issue 18, pp. 2035-2045 (2021), doi:10.1080/01694243.2020.1870322 | The reinforcement efficiency on a composite depends on the effective transfer of the stress between matrix and fiber. This work presents an experimental and comparative study of fiber matrix bond strength for fiber matrix interface between glass fibers and carbon fibers added to the slag based geopolymer matrix. This analysis was performed by pull out test. A total of 18 tests have been conducted,... |
| Journal | 2024 | Raman identification of CaCO3 polymorphs in concrete prepared with carbonated recycled concrete aggregates, M. Marchetti, G. Gouadec, M. Offroy, M. Haouchine, A. Djerbi, O. Omikrine-Metalssi, J. M. Torrenti, J. M. Mechling, G. Simon, P. Turcry, P. Barthelemy, O. Amiri, Materials and Structures Materiaux Et Constructions, Vol. 57, number 952, issue 2 (2024), doi:10.1617/s11527-024-02296-z | The urge to preserve natural resources, to reduce cement production CO |
| Journal | 2022 | A simplified approach to assess the resistance of a ship sliding on elliptic paraboloid rock, Jean Philippe Pineau, Herve Le Sourne, Marine Structures, Vol. 83, number 103151, issue June 2018 (2022), doi:10.1016/j.marstruc.2021.103151 | This paper presents a simplified method for predicting the resistance of a ship bottom structure sliding over a rock idealised as an elliptic paraboloid. The derived analytical model may be considered as an extension of a previous work by the authors on the response of such structure in raking condition. The approach consist in splitting the structure into several independent super elements and to... |
| Journal | 2022 | Undrained monotonic and cyclic behavior of a stiff fissured overconsolidated clay, Jian Han, Zhen Yu Yin, Christophe Dano, Pierre Yves Hicher, Engineering Geology, Vol. 302, number 106627, issue GT5 (2022), doi:10.1016/j.enggeo.2022.106627 | Due to their geological history, highly overconsolidated stiff clays often contain fissures which can induce strength degradation and structural anisotropy. The aim of this paper is to deepen our knowledge on the monotonic and cyclic behavior of this type of clay. For this purpose, a series of laboratory tests on overconsolidated Merville clay samples were carried out to analyze the influence of t... |
| Journal | 2024 | Added value of monitoring for the maintenance of a reinforced concrete wharf with spatial variability of chloride content: a practical implementation, Franck Schoefs, Mestapha Oumouni, Dominique Follut, Yann Lecieux, Virginie Gaillard, Cyril Lupi, Dominique Leduc, Structure and Infrastructure Engineering, Vol. 20, issue 1, pp. 56-68 (2024), doi:10.1080/15732479.2022.2077767 | With 80% of European trade exchange and a key role for European defence, harbours play a major socio economic role. Inspection of wharves is very expensive due to the difficult access to some components. Reinforced Concrete (RC) structures in harbours are designed for a long service life (50 to 70 years). For RC structures exposed to marine environments, chloride induced corrosion leads to deterio... |
| Journal | 2022 | greedy automated indentation of cementitious materials for phase mechanical properties determination, B. Hilloulin, M. Lagrange, M. Duvillard, G. Garioud, Cement and Concrete Composites, Vol. 129, number 104465 (2022), doi:10.1016/j.cemconcomp.2022.104465 | Microindentation and nanoindentation tests are very useful to assess the micromechanical properties of materials. However, statistical indentation tests require large matrices of indents for heterogeneous materials, which can be time consuming. Given that specific properties of only one phase of interest can be looked for, a novel procedure is proposed to locate indents automatically. The procedur... |
| Journal | 2020 | Analysis of Failure Pressure of Defective Pipes Repaired with Composite Systems Considering the Plastic Deformation of Pipe, S. Budhe, M. D. Banea, S. de Barros, Journal of the Institution of Engineers India Series C, Vol. 101, issue 6, pp. 929-936 (2020), doi:10.1007/s40032-020-00612-4 | Wrapping a composite material around the wall loss defective pipe is a well known practice in pipeline rehabilitation as per guidelines provided by the design standards ISO/TS 24817 and ASME PCC 2. This work presents an analytical model to evaluate the composite repair thickness for a damaged pipeline with accounting for the plastic deformation and compare it with the results of design codes and n... |
| Journal | 2022 | Mechanical and thermal modification of mordenite-rich tuff and its effect on cement pastes, Meriem Meziani, Nordine Leklou, Nasser Chelouah, Ouali Amiri, Construction and Building Materials, Vol. 318, number 126008, issue 2 (2022), doi:10.1016/j.conbuildmat.2021.126008 | To overcome performance deficiencies of the raw mordenite rich tuff in the partial replacement of Portland cement in cement paste, the material was subjected to different treatments: calcination at 300 °C and 500 °C, grinding to very high specific surface areas, co grinding with Portland cement, and separate or co grinding with granulate blast furnace slag. The resulting materials were examined by... |
| Journal | 2021 | Reduced order modeling of selective laser melting: from calibration to parametric part distortion, Chady Ghnatios, Khalil El Rai, Nicolas Hascoet, Pierre Adrien Pires, Jean Louis Duval, Jon Lambarri, Jean Yves Hascoet, Francisco Chinesta, International Journal of Material Forming, Vol. 14, issue 5, pp. 973-986 (2021), doi:10.1007/s12289-021-01613-z | Additive manufacturing is an appealing solution to produce geometrically complex parts, difficult to manufacture using traditional technologies. The extreme process conditions, in particular the high temperature, complex interactions and couplings, and rich metallurgical transformations that this process entails, are at the origin of numerous process defects. Therefore, the numerical simulation of... |
| Journal | 2021 | The Influence of Mixing Orders on the Microstructure of Artificially Prepared Sand-Clay Mixtures, Kexin Yin, Anne Laure Fauchille, Eugenia Di Filippo, Khaoula Othmani, Samuel Branchu, Giulio Sciarra, Panagiotis Kotronis, Advances in Materials Science and Engineering, Vol. 2021, issue 1, pp. 1-15 (2021), doi:10.1155/2021/8552224 | The mixing order of silica sand, clay (kaolinite), and water controls the microstructure of resulting artificial soil samples. Most homogeneous microstructures can be achieved by applying the mixing order "sand water clay."The following methods were used to validate this statement: (1) optical observation, (2) X ray tomography, (3) scanning electron microscopy, and (4) Mercury intrusion porosimetr... |
| Journal | 2020 | Combination Effect of Limestone Filler and Slag on Delayed Ettringite Formation in Heat-Cured Mortar, Walid Deboucha, Nordine Leklou, Abdelhafid Khelidj, Olivier Ple, U. Johnson Alengaram, Journal of Materials in Civil Engineering, Vol. 32, number 20.1, issue 3 (2020), doi:10.1061/(ASCE)MT.1943-5533.0003020 | The present paper analyzes the combination effect of slag and limestone filler on the expansion caused by delayed ettringite formation (DEF). Tests were carried out on heat cured ternary cement mortars with various replacement levels of cement by both limestone filler and slag (15%, 25%, and 45%). The expansion of heat cured cement mortars was evaluated and verified by measuring their length chang... |
| Journal | 2020 | Prediction of the burst pressure for defective pipelines using different semi-empirical models, S. Budhe, M. D. Banea, S. de Barros, Frattura Ed Integrita Strutturale, Vol. 14, issue 52, pp. 137-147 (2020), doi:10.3221/IGF-ESIS.52.12 | The main aim of this work is to predict the theoretical burst pressure of defective pipelines using different semi empirical models and compare them with the hydrostatic test results. A new methodology was formulated with accounting for a minimum thickness (weakest section of the pipe) over the length of the pipe to predict the most conservative burst pressure. With a simple analytical expression,... |
| Journal | 2023 | Identifying the parameters of a hydro-mechanical model for internal erosion occurring in granular soils by using an enhanced backtracking search algorithm, Jie Yang, Yin Fu Jin, Zhen Yu Yin, Farid Laouafa, Pierre Yves Hicher, European Journal of Environmental and Civil Engineering, Vol. 27, issue 6, pp. 2325-2344 (2023), doi:10.1080/19648189.2020.1752809 | Due to the complexity of the hydro mechanical behaviour of soils subjected to internal erosion, a high number of parameters are usually required for the erosion models and the constitutive models. This aspect makes it difficult to determine by trial error their relevant values from laboratory tests. To address this issue, an efficient optimisation based procedure for identifying the parameters of ... |
| Journal | 2022 | Design and numerical modelling strategy to form Tailored Fibre Placement preforms: Application to the tetrahedral part with orthotropic final configuration, J. Simon, N. Hamila, C. Binetruy, S. Comas-Cardona, B. Masseteau, Composites Part A Applied Science and Manufacturing, Vol. 158, number 106952, issue 5 (2022), doi:10.1016/j.compositesa.2022.106952 | Tailored Fibre Placement (TFP) allows manufacturing net shape preforms with continuously varying orientations and thickness. This additive technology, combined with forming, enables the design of fibre reinforced composite parts with optimized fibre orientations. A new modelling strategy to simulate the forming of thin dry TFP preform without backing material is proposed. The finite element model ... |
| Journal | 2023 | Relevance of displacement softening model in discrete element method to investigate structural and grain size scaling effect, Ran Zhu, Syed Yasir Alam, Ahmed Loukili, Theoretical and Applied Fracture Mechanics, Vol. 123, number 103706, issue 6 (2023), doi:10.1016/j.tafmec.2022.103706 | A local crack opening displacement softening model is used in the framework of discrete element method to investigate the fracture propagation and post peak behaviour of concrete that remains a problem in the linear parallel bond model. Modelling approach is validated for mechanical behaviour by three point bending tests on mortar and concrete. The numerical fracture propagation is compared with t... |
| Journal | 2021 | Rapid assessment of ship raking grounding on elliptic paraboloid shaped rock, J. P. Pineau, H. Le Sourne, Z. Soulhi, Ships and Offshore Structures, Vol. 16, issue sup1, pp. 106-121 (2021), doi:10.1080/17445302.2021.1927357 | The proposed paper presents a simplified analytical method for predicting the resistance of ship bottom structure subjected to grounding over a sharp rock idealised as an elliptic paraboloid. During grounding, sharp rock may lead to earlier penetration and serious consequences, such as compartment flooding, oil leakage. Therefore, it is of great importance to assess the response of a ships bottom ... |
| Journal | 2023 | Assessing the relaxation of recycled aggregates concrete from free and restrained shrinkage tests, Emmanuel Roziere, Ahmed Z. Bendimerad, Hamza Samouh, Ahmed Loukili, Journal of Building Engineering, Vol. 64, number 105549, issue 74 (2023), doi:10.1016/j.jobe.2022.105549 | Recycled concrete aggregates (RCA) lead to higher shrinkage of concrete than natural aggregates because of two main reasons: lower elastic modulus and possible shrinkage of RCA. The study aims at quantifying the effects of both phenomena, thus Trisphere model has been chosen as it takes into account the influence of aggregates modulus and shrinkage on the properties of concrete. The existing model... |
| Journal | 2020 | Decision-based territorial life cycle assessment for the management of cement concrete demolition waste, Marjan Mousavi, Anne Ventura, Nicolas Antheaume, Waste Management and Research, Vol. 38, issue 12, pp. 1405-1419 (2020), doi:10.1177/0734242X20965676 | Existing territorial life cycle assessments (LCAs) consider all activities in a given geographical area, defined as the foreground system, but cannot lead to operational decisions. In product scale LCA, the foreground system is defined as the part of the system directly controlled by an actor and is thus more adapted to compare possible scenarios within a decision perimeter. The present paper uses... |
| Journal | 2020 | A parametric study on the dynamic ultimate strength of a stiffened panel subjected to wave- and whipping-induced stresses, George Jagite, Fabien Bigot, Quentin Derbanne, Sime Malenica, Herve Le Sourne, Patrice Cartraud, Ships and Offshore Structures, Vol. 16, issue 9, pp. 1025-1039 (2020), doi:10.1080/17445302.2020.1790985 | Although it is well known that the slamming induced whipping can significantly increase the structural loading of ships, its consequence on the hull girder's collapse is still unclear. Moreover, the whipping induced stresses are having a higher frequency than the wave induced stresses. Hence some doubts are cast on the probability that the dynamic effects may provide additional strength reserves. ... |
| Journal | 2024 | Influence of the curing stress effect on the stiffness degradation curve of a silt stabilized with lime and cement, Lucile Pigeot, Nathalie Dufour, Helene Calissano, Fabienne Dermenonville, Anthony Soive, Engineering Geology, Vol. 337, number 107574, issue 1 (2024), doi:10.1016/j.enggeo.2024.107574 | This study investigated the shear modulus degradation curves of reconstituted stabilized soil specimens and their evolution during curing up to 270 days. An experimental protocol is proposed to get as close as possible to the in situ curing conditions of a chemically (lime and hydraulic binder) and mechanically (compaction) improved soil placed in a high rise geotechnical structure. Innovative sol... |
| Journal | 2025 | Monitoring of drying and imbibition of concrete using embedded resistivity sensors for the estimation of permeability, Marie Ange Eid, Nicolas Reuge, Geraldine Villain, Stephanie Bonnet, Sergio Palma Lopes, Cement and Concrete Composites, Vol. 157, number 105900, issue 8 (2025), doi:10.1016/j.cemconcomp.2024.105900 | Assessing the permeability of concrete is crucial as it governs the transport of aggressive agents, such as chlorides and carbon dioxide, which are key factors in the degradation mechanisms. Moreover, concrete's permeability constitutes an essential input parameter for durability models. Concrete's permeability can be measured directly (by experimental methods) or indirectly by fitting a transport... |
| Journal | 2023 | Analyzing sandwich panel with new proposed core for bending and compression resistance, Tarek Mesto, Maya Sleiman, Khaled Khalil, Samer Alfayad, Frederic Jacquemin, Proceedings of the Institution of Mechanical Engineers Part L Journal of Materials Design and Applications, Vol. 237, issue 2, pp. 367-378 (2023), doi:10.1177/14644207221115576 | Sandwich panels are used in many industries for their lightweight compared to high strength. Most of the sandwich panels application are bending and compression, which relies on the core type of the panel. Widely used in additive manufacturing is pyramid cell cores. In this article, two new cores, the reinforced pyramid cell model and the C half circle cell model, are proposed to replace the pyram... |
| Journal | 2024 | Correlated high throughput nanoindentation mapping and microstructural characterization of wire and arc additively manufactured 2205 duplex stainless steel, Antoine Queguineur, Rahul Cherukuri, Aloshious Lambai, Manasi Sameer Dalal, Pasi Peura, Gaurav Mohanty, Jean Yves Hascoet, Inigo Flores Ituarte, Welding in the World, Vol. 50, number 581 (2024), doi:10.1007/s40194-024-01795-5 | Duplex stainless steels (DSS) in wire and arc additive manufacturing (WAAM) have attracted significant research attention due to their mechanical properties and corrosion resistance. This study uses conventional and nanomechanical testing methods to compare the mechanical and microstructural behaviors at macroscopic and microscopic length scales. Macro hardness (HV10) testing yielded 259 and 249 i... |
| Journal | 2022 | Effects on cavitation inception of leading and trailing edge flaps on a high-performance hydrofoil, Fatiha Mohammed Arab, Benoit Augier, Francois Deniset, Pascal Casari, Jacques Andre Astolfi, Applied Ocean Research, Vol. 126, number 103285, issue 12 (2022), doi:10.1016/j.apor.2022.103285 | For high performance foiling yachts, cavitation is often a limiting factor for take off and top speed. The present work investigates solutions to control the onset of cavitation thanks to a combination of leading edge and trailing edge flaps. Numerical and experiments in a hydrodynamic tunnel are conducted in order to assess the effect of specific geometric parameters on the hydrodynamic performan... |
| Journal | 2023 | Fault friction under thermal pressurization during large seismic-slip: Numerical analyses and extension of the model of frictional slip, Alexandros Stathas, Ioannis Stefanou, International Journal of Mechanical Sciences, Vol. 248, number 108184, issue 5 (2023), doi:10.1016/j.ijmecsci.2023.108184 | Earthquake faults are the result of severe strain localization in rocks deep down in the earth's crust. This localized deformation is controlled by the size of the microstructure and various Thermo Hydro Mechanical (THM) couplings, whose modeling is central for understanding earthquake nucleation and seismic energy release. We model this challenging system using the Cosserat theory and by consider... |
| Journal | 2025 | Modeling the Swelling Behavior of Clayey Geomaterials Across Scales: Advances and Challenges, Hamza Mhamdi Alaoui, Chaofa Zhao, Wenbo Niu, Pierre Yves Hicher, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 65, number 3, issue 1 (2025), doi:10.1002/nag.3881 | Most soils and rocks contain varying fractions of clay minerals within their solid matrix. These geomaterials can exhibit a significant swelling potential toward chemo thermo hydromechanical loadings. Several multiscale modeling techniques have been developed to ascertain their swelling behavior across various scales, with molecular dynamics (MD), micromechanics based approaches, and double porosi... |
| Journal | 2020 | Sources of uncertainties for total chloride profile measurements in concrete: quantization and impact on probability assessment of corrosion initiation, Stephanie Bonnet, Franck Schoefs, Manuela Salta, European Journal of Environmental and Civil Engineering, Vol. 24, issue 2, pp. 232-247 (2020), doi:10.1080/19648189.2017.1375997 | Reliability methods have proved in the past that they were rational aid tools for the safety assessment of existing structures, within which some uncertainties occurred. Condition assessment is usually carried out using on site measurements, which are assumed perfect. However, it is now accepted that some significant uncertainties may affect the assessment of material properties using semi destruc... |
| Journal | 2023 | Multiscale investigation of cement pastes with low and high-grade calcined clays and slag at early and advanced ages, I. Bekrine, B. Hilloulin, A. Loukili, Journal of Building Engineering, Vol. 78, number 107570 (2023), doi:10.1016/j.jobe.2023.107570 | Clays are abundant materials worldwide, but the massive demand for pure kaolinitic clays in multiple fields could reduce the availability of high grade calcined clay. For this reason, the properties of cementitious materials with low grade calcined clays should be seriously investigated. In this work, binary and ternary binders composed of high grade or low grade calcined clays and slag, replacing... |
| Journal | 2023 | Effect of the deposition direction on fracture propagation in a Duplex Stainless Steel manufactured by Directed Energy Deposition, David Roucou, Thomas Corre, Gilles Rolland, Veronique Lazarus, Materials Science and Engineering A, Vol. 878, number 145176, issue 8 (2023), doi:10.1016/j.msea.2023.145176 | Dense volumes of duplex stainless steel are manufactured by directed energy deposition. Compact tension specimens are machined from these volumes in order to evaluate the fracture toughness in two directions: parallel or perpendicular to the deposited layers. Different values are measured in the two cases. In order to understand this anisotropy, additional analyzes are performed on the cracked spe... |
| Journal | 2024 | Experimental Methodology to Identify Optimal Friction Stir Welding Parameters Based on Temperature Measurement, Moura Abboud, Laurent Dubourg, Guillaume Racineux, Olivier Kerbrat, Journal of Manufacturing and Materials Processing, Vol. 8, number 137, issue 4 (2024), doi:10.3390/jmmp8040137 | Friction stir welding (FSW) is a widely employed welding process, in which advancing and rotational speeds consitute critical parameters shaping the welding outcome and affecting the temperature evolution. This work develops an experimental methodology to identify optimal FSW parameters based on real time temperature measurement via a thermocouple integrated within the tool. Different rotational a... |
| Journal | 2022 | Modeling of Hysteretic Behavior of SoilWater Retention Curves Using an Original Pore Network Model, Harifidy Ranaivomanana, Geetanjali Das, Andry Razakamanantsoa, Transport in Porous Media, Vol. 142, issue 3, pp. 559-584 (2022), doi:10.1007/s11242-022-01759-7 | Soilwater retention curve (SRWC), also called soil moisture characteristic, is used for simulation models of soil water storage or soil aggregate stability. The present study addresses the modeling of SRWC with particular attention paid to hysteresis effects of water filling and draining the pores attributed to ink bottle effects. For that purpose, an idealized pore size distribution previously de... |
| Journal | 2021 | Probabilistic and sensitivity analysis of analytical models of corrosion onset for reinforced concrete structures, Ndrianary Rakotovao Ravahatra, Emilio Bastidas-Arteaga, Franck Schoefs, Thomas de Larrard, Frederic Duprat, European Journal of Environmental and Civil Engineering, Vol. 25, issue 9, pp. 1665-1694 (2021), doi:10.1080/19648189.2019.1591307 | Chloride ingress and carbonation are the main factors leading to corrosion initiation of reinforced concrete structures. Lifetime assessment and maintenance optimisation of these deteriorating structures has been based for several practical applications on analytical predictive models. The literature review shows that there are numerous analytical models of chloride ingress and carbonation. It was... |
| Book | 2021 | Urban microclimate and building energy simulation coupling techniques, Auline Rodler, Nicolas Lauzet, Marjorie Musy, Marie Helene Azam, Sihem Guernouti, Dasaraden Mauree, Thibaut Colinart, ISBN:[9783030654207, 9783030654214], Springer International Publishing (2021), doi:10.1007/978-3-030-65421-4_15 | This chapter presents a review bringing a critical overview of the different ways in which the urban microclimate is currently considered in building design simulations. Therefore, different building energy models (BEMs) and urban climate models (UCMs) are presented. The ways these tools communicate are presented and the impact of UHI and the microclimate is assessed. For example, when conducting ... |
| Journal | 2020 | Exfoliation Corrosion Impact on Microstructure, Mechanical Properties, and Fatigue Crack Growth of Aeronautical Aluminum Alloy, Abdessamad Brahami, Jamel Fajoui, Benattou Bouchouicha, Journal of Failure Analysis and Prevention, Vol. 20, issue 1, pp. 197-207 (2020), doi:10.1007/s11668-020-00815-y | In this paper, quantitative investigation of localized corrosion, in particular, exfoliating corrosion (EXCO) of aluminum alloys 2024 T3 and 7075 T6, is carried out. The mechanism of EXCO focusing on the effects of the combination of materials/environment/mechanical stress was also considered. An optical microscope (MO) and a scanning electron microscope coupled with a energy dispersive spectrosco... |
| Journal | 2022 | Open-source deep learning-based air-void detection algorithm for concrete microscopic images, B. Hilloulin, I. Bekrine, E. Schmitt, A. Loukili, Journal of Microscopy, Vol. 286, issue 2, pp. 179-184 (2022), doi:10.1111/jmi.13098 | Analysing concrete microscopic images is difficult because of its highly heterogeneous composition and the different scales involved. This article presents an open source deep learning based algorithm dedicated to air void detection in concrete microscopic images. The model, whose strategy is presented alongside concrete compositions information, is built using the Mask R CNN model. Model performa... |
| Journal | 2024 | Investigation of fracture source mechanisms through full-field imaging and acoustic emission, Raphael Heinzmann, Rian Seghir, Syed Yasir Alam, Julien Rethore, Engineering Fracture Mechanics, Vol. 295, number 109744, issue 4 (2024), doi:10.1016/j.engfracmech.2023.109744 | The identification and understanding of fracture processes is a vital component in securing engineering structures. By collecting data through experiments or simulations, the identification of material parameters and the understanding of failure mechanisms can be investigated. In the context of in laboratory experiments, this is done by provoking fracture process through destructive testing (TD) t... |
| Journal | 2020 | The Discontinuous Galerkin Material Point Method for variational hyperelasticplastic solids, Adrien Renaud, Thomas Heuze, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 365, number 112987, issue 1 (2020), doi:10.1016/j.cma.2020.112987 | The Discontinuous Galerkin Material Point Method (DGMPM) presented in Renaud et al. (2018)[14] is based on the discretization of a solid domain by means of particles in a background mesh. Owing to the employment of the discontinuous Galerkin approximation on the grid, the weak form of a hyperbolic system involves fluxes that are computed at cell interfaces by means of an approximate Riemann solver... |
| Journal | 2021 | A novel method for additive manufacturing of complex shape curved parts by using variable height layers, Matthieu Rauch, Jorge Piedra Dorado, Jean Yves Hascoet, Guillaume Ruckert, Journal of Machine Engineering (2021), doi:10.36897/jme/138820 | The Wire Arc Additive Manufacturing process (WAAM) is designed for the manufacture of large metallic parts with no joints, very little waste material and hardly any support. It is gaining its space inside the naval, aeronautics and space industries. However, there are key challenges to be solved in order to increase the performance of the WAAM process. Parts with curved shapes are difficult to man... |
| Journal | 2021 | A flexibility-based approach for the design and management of floating offshore wind farms, Samuel Torres-Rincon, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Renewable Energy, Vol. 175, issue 2, pp. 910-925 (2021), doi:10.1016/j.renene.2021.04.121 | Floating offshore wind farms have become a gateway to reach locations that are technically and economically infeasible to exploit using fixed platforms. However, the high capital investments and the uncertainty associated with the reliability, capacity factor, technology evolution, electricity demand, and regulatory frameworks negatively affect the cost of energy of this approach. Alternative stra... |
| Journal | 2021 | A Perturbed Markovian process with state-dependent increments and measurement uncertainty in degradation modeling, M. Oumouni, F. Schoefs, Computer Aided Civil and Infrastructure Engineering, Vol. 36, issue 8, pp. 978-995 (2021), doi:10.1111/mice.12644 | In structural reliability, the Markovian cumulative damage approaches such as Gamma process seem promising to model a nonreversible deterioration that involves gradually over time with small time increments. However, in many degradation phenomena, its evolution depends on the level of the degradation rather than the increments of time. Further, the measured data are usually collected with random e... |
| Journal | 2024 | Data-driven surrogate modelling of residual stresses in Laser Powder-Bed Fusion, L. Lestandi, J. C. Wong, G. Y. Dong, S. J. Kuehsamy, J. Mikula, G. Vastola, U. Kizhakkinan, C. S. Ford, D. W. Rosen, M. H. Dao, M. H. Jhon, International Journal of Computer Integrated Manufacturing, Vol. 37, issue 6, pp. 685-707 (2024), doi:10.1080/0951192X.2023.2257628 | In order to enable the industrialization of additive manufacturing, it is necessary to develop process simulation models that can rapidly predict part quality. Although multi physics simulations have shown success at predicting residual stress, distortion, microstructure and mechanical properties of additively manufactured parts, they are generally too computationally expensive to be directly used... |
| Journal | 2022 | Graded damage in quasi-brittle solids, Nunziante Valoroso, Claude Stolz, International Journal for Numerical Methods in Engineering, Vol. 123, issue 11, pp. 2467-2498 (2022), doi:10.1002/nme.6947 | A novel approach to damage modeling for quasi brittle solids is presented relying upon a differential inclusion that is closely related to the one of implicit gradient models. The proposed formulation naturally fits in the so called nonlocal standard approach, whereby the framework of generalized standard materials is extended to include gradients of internal variables to account for the physics o... |
| Journal | 2025 | Interfacial mechanical behavior of epoxy-quartz: MD nanoindentation and nanoscratching study, Pengchang Wei, Zhen Yu Yin, Pierre Yves Hicher, Wangqi Xu, Acta Geotechnica, Vol. 54, number 2132, issue 9 (2025), doi:10.1007/s11440-024-02503-9 | Fiber reinforced polymer (FRP) is widely used in various engineering fields due to its several outstanding properties. In geotechnical engineering, the interactions between FRP and soil play an essential role. In this paper, molecular dynamics (MD) simulation method has been performed to study the interfacial mechanical behavior of epoxy quartz interface as a subsystem of FRP soil structure. Uniax... |
| Journal | 2020 | Thermo-mechanical behavior of Zircaloy-4 claddings under simulated post-DNB conditions, T. Jailin, N. Tardif, J. Desquines, P. Chaudet, M. Coret, M. C. Baietto, V. Georgenthum, Journal of Nuclear Materials, Vol. 531, number 151984, issue 2 (2020), doi:10.1016/j.jnucmat.2020.151984 | The thermo mechanical behavior of Zircaloy 4 claddings under simulated post DNB RIA conditions was investigated. Around twenty experiments were performed in simulated post DNB conditions, i.e. creep ballooning tests with heating rates greater than 1000 °C/s. Two different levels of pressure of 7 and 11 bar were tested for temperatures of interest ranging from 840 °C to 1020 °C. A complex creep beh... |
| Journal | 2022 | A new design for additive manufacturing method: applied on the bound metal deposition process, Mohamed Akram Mechter, Yann Mace, Olivier Kerbrat, Journal of Engineering Design, Vol. 33, issue 10, pp. 787-810 (2022), doi:10.1080/09544828.2022.2136478 | To the best of our knowledge, most of the design methods that are currently used in the field of additive manufacturing only consider the final part, rather than the manufacturing process. Furthermore, these methods are less efficient when the bound metal deposition (BMD) process is used. We, therefore, came up with a new additive manufacturing design method specifically for BMD. This 6 step metho... |
| Journal | 2023 | A consistent multiscale mechanical formulation for media with randomly distributed voids, P. J. Blanco, P. J. Sanchez, F. F. Rocha, S. Toro, R. A. Feijoo, International Journal of Solids and Structures, Vol. 283, number 112494, issue 2022 (2023), doi:10.1016/j.ijsolstr.2023.112494 | In this work we are interested in constructing a multiscale framework for solid media featuring a random distribution of voids. The reliability of standard lower bound multiscale models is questionable when voids reach the boundary, and the problem becomes critical when they are randomly arranged over the micro cell (MC) boundary, such that periodic boundary conditions are not an option to be cons... |
| Journal | 2021 | Two-scale analysis of transient diffusion problems through a homogenized enriched continuum, A. Waseem, T. Heuze, L. Stainier, M. G.D. Geers, V. G. Kouznetsova, European Journal of Mechanics A Solids, Vol. 87, number 104212, issue 5 (2021), doi:10.1016/j.euromechsol.2021.104212 | This paper addresses the two scale problem underlying the enriched continuum for transient diffusion problems, which was previously developed and tested at the single scale level only (Waseem et al., Comp.Mech, 65, 2020). For a linear material model exhibiting a relaxed separation of scales, a model reduction was proposed at the micro scale that replaces the micro scale problem with a set of uncou... |
| Journal | 2022 | OPENING NEW OPPORTUNITIES FOR AERONAUTIC, NAVAL AND TRAIN LARGE COMPONENTS REALIZATION WITH HYBRID AND TWIN MANUFACTURING, M. Rauch, J. Y. Hascoet, Journal of Machine Engineering (2022), doi:10.36897/jme/155812 | Additive Manufacturing (AM) consist in producing parts by depositing material in successive layers. These step by step processes proposes new innovative directions for high value components: complex geometries are accessible without strong efforts (such as hollow or lattice structures which dramatically reduce the component weight while keeping their at least similar mechanical properties), assemb... |
| Journal | 2020 | Microscopically informed upscale approach of modelling damage in mortar by considering matrix-to-grain interface and grain micro-fracture characteristics, Abderrahmane Rhardane, Syed Yasir Alam, Frederic Grondin, Theoretical and Applied Fracture Mechanics, Vol. 109, number 102725, issue 2 (2020), doi:10.1016/j.tafmec.2020.102725 | Multiscale modelling of damage in cement based materials is mostly done through a downscale approach and constitutive laws are developed based on quasi brittleness or cracking process within these materials. However, the microscopic characteristics of each phase in these materials need to be considered in order to accurately predict the durability. This article presents an experimentally validated... |
| Journal | 2025 | Combined nanoindentation and SEM imaging for phase quantification and creep prediction of cementitious materials, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, Materials and Design, Vol. 250, number 113607 (2025), doi:10.1016/j.matdes.2025.113607 | The present article introduces a novel and rapid method for processing nanoindentation data using SEM image analysis, called Auto NI SEM (Automatic NanoIndentation Scanning Electron Microscopy). The originality of the method lies in the exploitation of micromechanical data, coupled with image analysis, by developing a suitable automatic deconvolution method. The method leads to a rapid phase quant... |
| Journal | 2020 | Influence of the lateral confinement on the transverse mechanical behavior of tows and quasi-unidirectional fabrics: Experimental and modeling investigations of dry through-thickness compaction, Julie Hemmer, Anne Sophie Lectez, Erwan Verron, Jean Michel Lebrun, Christophe Binetruy, Sebastien Comas-Cardona, Journal of Composite Materials, Vol. 54, issue 23, pp. 3261-3274 (2020), doi:10.1177/0021998320912809 | Fibrous textiles are subjected to dry through thickness compaction during most of the composites manufacturing processes. Usual tow models implemented in textile numerical simulations do not reproduce the tow widening occurring during the compaction. Nonetheless, this widening (that can reach 10%) would influence the internal microstructure of the considered fabric and its mechanical behavior. Thi... |
| Journal | 2021 | Metrological assessment of multi-sensor camera technology for spatially-resolved ultra-high-speed imaging of transient high strain-rate deformation processes, Adrien Vinel, Rian Seghir, Julien Berthe, Gerald Portemont, Julien Rethore, Strain, Vol. 57, issue 4 (2021), doi:10.1111/str.12381 | The present work proposes a metrological route for capturing spatially resolved ultra high speed kinematic full field data from high strain rate experiments and multi sensor camera technology. This paper focuses, from an application point of view, on highly resolved rotating mirror cameras, such as the Cordin 580. This camera allows 78 frames of 8 megapixels to be recorded at up to 4 million frame... |
| Journal | 2025 | A hydraulic conductivity model incorporating adsorption and capillarity for unsaturated/frozen soil, Yijie Wang, Yandi Wu, Liming Hu, Pierre Yves Hicher, Zhen Yu Yin, Engineering Geology, Vol. 353, number 108093, issue 5 (2025), doi:10.1016/j.enggeo.2025.108093 | Hydraulic conductivity is a key parameter for describing seepage related issues in soils. The soil water retention, soil water freezing, and soil water flow are essentially dominated by adsorption and capillarity. However, these mechanisms have not been effectively incorporated into a unified hydraulic conductivity model. This study proposes a hydraulic conductivity model based on the Navier Stoke... |
| Journal | 2022 | Method of characterizing the interphases mean water diffusion properties of a bonded assembly in immersion, Romain Grangeat, M. Girard, F. Jacquemin, C. Lupi, Journal of Adhesion, Vol. 98, issue 3, pp. 207-226 (2022), doi:10.1080/00218464.2020.1828080 | The durability of bonded structures in wet environments is the subject of a large number of studies. The long term behaviour of these structures is affected and driven by the water diffusion within the adhesive. The literature highlights that the creation of interphases, particular area where chemical and physical bonds are established between the adhesive and the substrate, play an important role... |
| Journal | 2026 | Diffusion and physicochemical behavior of chloride and sodium ions in C-S-H gel pores : A molecular dynamics investigation, Tarek Ihaddadene, Jerome Claverie, Francois Bignonnet, Ouali Amiri, Cement and Concrete Research, Vol. 199, number 108053, issue 3 (2026), doi:10.1016/j.cemconres.2025.108053 | Calcium silicate hydrate (C S H) gel is an amorphous material with a complex, disordered structure that complicates the understanding of its atomic scale properties. While many studies have investigated ionic diffusion in C S H pores, the behavior of sodium ( [Figure presented] ) and chloride ( [Figure presented] ) ions, particularly in relation to the Ca/Si ratio, is not well understood. In this ... |
| Journal | 2021 | Elastic guided waves in helical multi-wire armors, F. Treyssede, L. Laguerre, P. Cartraud, T. Soulard, Ultrasonics, Vol. 110, number 106294, issue 11 (2021), doi:10.1016/j.ultras.2020.106294 | In this paper, a numerical method is proposed to investigate the propagation of elastic guided waves in the armors protecting cylindrical structures, such as cables and pipes, and evaluate the feasibility of using these waves in the context of non destructive evaluation and structural health monitoring. Armors usually consist of a large number of helical wires in contact with polymeric sheaths sur... |
| Journal | 2024 | Effect of curing temperature on the early and later ages behaviour of Metakaolin blended cement mortars: hydration heat and compressive strength, K. Abdelli, W. Deboucha, N. Leklou, U. Johnson Alengaram, M. N. Oudjit, Australian Journal of Civil Engineering, Vol. 22, issue 1, pp. 94-107 (2024), doi:10.1080/14488353.2022.2131949 | Cement is one of the main sources of negative environmental impact of concrete. One way to reduce this impact of concrete could be through the reduction of the cement content. This could be achieved by replacing a part of cement with mineral additives such as fly ash, blast furnace slag, silica fume, metakaolin (MK), etc. in concrete. In this paper, the effect of curing temperature on MK blended c... |
| Journal | 2022 | Fragmentation analysis of a bar with the Lip-field approach, Nicolas Moes, Benoit Le, Andrew Stershic, Mechanics of Materials, Vol. 172, number 104365, issue 1 (2022), doi:10.1016/j.mechmat.2022.104365 | The Lip field approach was introduced in Moes and Chevaugeon (2021) as a new way to regularize softening material models. It was tested in 1D quasistatic in Moes and Chevaugeon (2021) and 2D quasistatic in Chevaugeon and Moes (2021): this paper extends it to 1D dynamics, on the challenging problem of dynamic fragmentation. The Lip field approach formulates the mechanical problem to be solved as an... |
| Journal | 2020 | Effect of compaction on multi-physical properties of hemp-black liquor composites, Marie Viel, Florence Collet, Christophe Lanos, Journal of Materials Research and Technology, Vol. 9, issue 2, pp. 2487-2494 (2020), doi:10.1016/j.jmrt.2019.12.079 | This study aims to develop fully agro based insulating building materials. Previous studies investigated several types of aggregates and binders to develop composites. The thermal conductivity of such composite appears mainly impacted by the density. This paper aims to investigate the effect of density on various multi physical properties of composites, using the same formulation and adjusting the... |
| Journal | 2024 | Thermal, mechanical and microstructural properties of geopolymer mortars derived from ceramic sanitary-ware wastes: Pathway to net zero emission, Abir Rezzoug, Kada Ayed, Nordine Leklou, Ceramics International, Vol. 217, number 50 (2024), doi:10.1016/j.ceramint.2024.10.414 | In this study, the influence of curing temperatures (60, 80, and 100 °C) and sodium hydroxide concentrations molar (M) of (10 and 16) on the properties of geopolymer mortars, containing ceramic sanitary ware waste (CSW) as the sole precursor was investigated. Microstructural and compositional properties were analyzed using scanning electron microscopy (SEM), energy dispersive X ray spectroscopy (E... |
| Journal | 2024 | Micromechanics and microstructure based machine learning approach: Unveiling the role of porosity and hydrated phases on the tensile behaviour of cement pastes, Jinane Murr, Syed Yasir Alam, Frederic Grondin, Engineering Fracture Mechanics, Vol. 312, number 110613, issue 5 (2024), doi:10.1016/j.engfracmech.2024.110613 | The fracture process and the mechanical performance of the cement paste rely significantly on its tensile behaviour. Machine learning methods have been recently developed to predict this behaviour based on numerous experimental measurements. Due to multi phase heterogeneous nature of cement paste microstructure, evaluation of the role of each chemical phase on the cracking of cement paste is neces... |
| Journal | 2025 | Investigation of the creep properties of blended cement pastes using combined nanoindentation and SEM imaging, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, Construction and Building Materials, Vol. 463, number 140103 (2025), doi:10.1016/j.conbuildmat.2025.140103 | The mechanisms underlying creep in cementitious materials have been extensively studied, with pioneering contributions shedding light on its origins. However, the amplitude and precise causes of creep remain less understood, particularly in modern mixes incorporating significant proportions of supplementary cementitious materials (SCMs). Nanoindentation offers a rapid and reliable method for inves... |
| Journal | 2021 | Influence of initial material properties on the degradation of mortars with low expansion cements subjected to external sulfate attack, Sonia Boudache, Ahmed Loukili, Emmanuel Roziere, Laurent Izoret, Materials and Structures Materiaux Et Constructions, Vol. 54, number 1275, issue 3 (2021), doi:10.1617/s11527-021-01709-7 | External sulphate attack consists in reactions between sulphate ions and hydration products causing crystallisation pressures then macroscopic expansion and cracking. The penetration of sulphates within the material is the rate limiting step. Thus, laboratory tests can last a few years before giving usable results. Moreover some cement based materials show relatively long latency period and low ex... |
| Journal | 2025 | Integrated management of ferrochrome slag: Metal recovery, Cr(VI) stabilization, and sustainable reuse in construction materials, Ankit Kumar Tripathi, Shaswat Kumar Das, Syed Mohammed Mustakim, Sapan Kumar Kandi, Priyanka Rajput, Journal of Environmental Management, Vol. 390, number 126268 (2025), doi:10.1016/j.jenvman.2025.126268 | This study presents an integrated approach to valorize ferrochrome slag (FCS), a hazardous byproduct generated during chromite ore smelting in submerged arc furnaces. Approximately 1.11.2 tons of FCS, containing 1012 % metal values alongside non metallic slag forming phases is produced per ton of ferrochrome alloy, which poses serious environmental concerns due to the presence of hexavalent chromi... |
| Journal | 2021 | Spatial variability assessment of structures from adaptive NDT measurements, Mestapha Oumouni, Franck Schoefs, Structural Safety, Vol. 89, number 102052, issue 4 (2021), doi:10.1016/j.strusafe.2020.102052 | Inspection by non destructive testing (NDT) techniques is an effective way for assessing structures condition state, their pathologies and locating potential critical areas. However, establishing accurate diagnoses requires numerous measurements while available budget is limited. Nevertheless, determining the spatial variability of the material properties leads fewer of the required measurements, ... |
| Journal | 2024 | Experimental characterization of material strain-rate dependence based on full-field Data-Driven Identification, Adrien Vinel, Rian Seghir, Julien Berthe, Gerald Portemont, Julien Rethore, International Journal of Impact Engineering, Vol. 194, number 105083, issue 2023 (2024), doi:10.1016/j.ijimpeng.2024.105083 | Mechanical characterization usually relies on standardized sample geometries where homogeneous state of strain and stress are prescribed. Hence, many tests are required to capture the material response over various loading conditions. Using complex geometry allows for exploring wider domain in a single test but would require to have access to local strains and stresses to feed models. In that cont... |
| Journal | 2022 | An efficient matrix-free preconditioned conjugate gradient based multigrid method for phase field modeling of fracture in heterogeneous materials from 3D images, Xiaodong Liu, Julien Rethore, Antonius Adrianus Lubrecht, Computer Methods in Applied Mechanics and Engineering, Vol. 388, number 114266, issue 4821 (2022), doi:10.1016/j.cma.2021.114266 | In this paper, we present a new and efficient strategy to perform 3D computational fracture modeling from computed tomography (CT) images. The image based fracture modeling creates a new way to more accurately predict fracture in realistic structures. However, it is currently complex and expensive to perform such simulations. In this work, we propose to use a matrix free type preconditioned conjug... |
| Journal | 2023 | A dynamic hysteresis model of heat and mass transfer for hygrothermal bio-based materials, Yuliang Zou, Geoffrey Promis, Frederic Grondin, Mazen Saad, Ahmed Loukili, Huan Wang, Journal of Building Engineering, Vol. 79, number 107910, issue 3 (2023), doi:10.1016/j.jobe.2023.107910 | The hygrothermal behaviour of porous building materials is significantly determined by the moisture and heat transfer phenomena. However, most of existing models used to predict this phenomenon neglect moisture hysteresis effect and dynamic capillarity effect, limiting their accuracy in assessing the efficiency and sustainability of bio based building materials. To bridge this gap, the model prese... |
| Journal | 2023 | Development of flax/basalt/PA11 bio-composites: optimal formulation and modelling of the quasi-static behaviour, Wassim Guerfala, Patrick Rozycki, Christophe Binetruy, Frontiers in Materials, Vol. 10, number 813 (2023), doi:10.3389/fmats.2023.1176408 | Environmental impact is becoming increasingly important in the automotive industry, with car manufacturers looking to reduce CO |
| Journal | 2020 | A persistent modal plastic model for instabilities in Al-Mg alloys with 1D application, Baptiste Reyne, Nicolas Moes, Pierre Yves Manach, International Journal of Plasticity, Vol. 131, number 102713, issue 16 (2020), doi:10.1016/j.ijplas.2020.102713 | Several alloys are subjected to plastic instabilities that are due to the interaction between dislocations and solutes. Among them, Luders bands and the Portevin Le Chatelier (PLC) effect are of particular interest as they complicate the industrial use of many commercial alloys. They involve a repeated softening that results in mesh sensitivity and a bad conditioning during simulations. Existing m... |
| Journal | 2023 | Elastic constants of nano-scale hydrated cement paste composites using reactive molecular dynamics simulations to homogenization of hardened cement paste mechanical properties, Sela Hoeun, Fabrice Bernard, Frederic Grondin, Siham Kamali-Bernard, Syed Yasir Alam, Materials Today Communications, Vol. 36, number 106671, issue 4 (2023), doi:10.1016/j.mtcomm.2023.106671 | Calcium silicate hydrates, portlandite and ettringite are the main hydrated cement paste phases. The study of these phases might lead to a better understanding of the mechanical properties of hardened cement paste. In this work, molecular dynamics simulations were used to simulate different composites of these main phases. The objective were to obtain their elastic constants and to use them as a r... |
| Journal | 2023 | On the thermodynamics consistency of Gurson's model and its computational implications, Celine Bouby, Leo Morin, Francois Bignonnet, Luc Dormieux, Djimedo Kondo, International Journal of Solids and Structures, Vol. 279, number 112359, issue 7 (2023), doi:10.1016/j.ijsolstr.2023.112359 | The aim of this paper is to investigate the thermodynamics consistency of Gurson's model and notably its relation to the class of standard generalized materials. First, we briefly recall Gurson's model in its original format and reanalyzed it in the thermodynamic framework of poroplasticity of saturated media. This allows to properly define the coupling between elasticity and plasticity and to dem... |
| Journal | 2023 | Inventory analysis of the carbon fibres reinforced polyphenylene sulfide thermo-stamping manufacturing process, Vincent Lacoma, Jean Luc Bailleul, Sandy Moisan, Guillaume Vincent, Christophe Binetruy, Olivier Kerbrat, Journal of Cleaner Production, Vol. 393, number 136337, issue 30 (2023), doi:10.1016/j.jclepro.2023.136337 | In the context of environmental transition, the environmental impact of composite parts manufacturing has to be improved as well as the impact of each step of the life cycle. However, a lack of data makes this improvement difficult as few studies have focused on the environmental impact of the manufacturing process of composite parts by giving detailed inventory data and an associated environmenta... |
| Journal | 2025 | Dynamic mechanical analysis of epoxy composites: Master curve construction and prony series fitting to investigate filler shape effects on viscoelastic properties, Siddharth Kumar, Shrushti Maheswari, Sarthak S. Singh, Patrick Rozycki, Emergent Materials, Vol. 32, number 231, issue 2 (2025), doi:10.1007/s42247-024-00992-8 | The study employs a dynamic mechanical analyzer to investigate the frequency dependent viscoelastic properties of epoxy composites reinforced with spherical particles and milled glass fibers. This investigation examined 10% milled fiber and 15% spherical particle filled epoxy composites that were the optimized volume fractions of glass fillers based on compression experiments. The composites were ... |
| Journal | 2024 | OPEN-LOOP CONTROL SYSTEM FOR HIGH PRECISION EXTRUSION-BASED BIOPRINTING THROUGH MACHINE LEARNING MODELLING, Javier Arduengo, Nicolas Hascoet, Francisco Chinesta, Jean Yves Hascoet, Journal of Machine Engineering, Vol. 24, issue 1, pp. 103-117 (2024), doi:10.36897/jme/186044 | Bioprinting is a process that uses 3D printing techniques to combine cells, growth factors, and biomaterials to create biomedical components, often with the aim of imitating natural tissue characteristics. Typically, 3D bioprinting adopts a layer by layer method, using materials known as bio inks to build structures resembling tissues. This study introduces an open loop control system designed to ... |
| Journal | 2022 | A phase field model for partially saturated geomaterials describing fluidfluid displacements. Part I: The model and one-dimensional analysis, Siddhartha H. Ommi, Giulio Sciarra, Panagiotis Kotronis, Advances in Water Resources, Vol. 164, number 104170, issue 5 (2022), doi:10.1016/j.advwatres.2022.104170 | A model describing immiscible fluidfluid displacements in partially saturated porous media is presented. This is based on a phase field approach that interprets the mixture of wetting (liquid water) and non wetting (air) fluids within the pore space as a single saturating non uniform pore fluid characterized by a phase field parameter, which is considered to be the saturation degree of the wetting... |
| Journal | 2023 | Unified System Analysis for Time-Variant Reliability of a Floating Offshore Substation, Franck Schoefs, Mestapha Oumouni, Morteza Ahmadivala, Neil Luxcey, Florian Dupriez-Robin, Patrick Guerin, Journal of Marine Science and Engineering, Vol. 11, number 1924, issue 10 (2023), doi:10.3390/jmse11101924 | Offshore wind is planned to become the first source of energy by 2050. That requires installing turbines in deeper seas. It is shown that only floating wind turbines will allow dealing with this challenge while keeping a reasonable cost of energy production and transport according to the levelized cost of electricity. A Floating Offshore Substation will be needed in many sites. This technology is ... |
| Journal | 2020 | Effects of heat treatment on the behavior of teak wood adherends bonded joints, S. Budhe, M. D. Banea, S. Ghugal, S. de Barros, Applied Adhesion Science, Vol. 8, number 263, issue 1 (2020), doi:10.1186/s40563-020-00124-5 | The main aim of this work is to investigate the effect of heat treatment on the teak wood adherend bonded joints. Indian teak wood samples were kept in an oven at 150 °C for 2 h for the heat treatment process. The surface roughness values of the wood adherend before and after the heat treatment process were measured using a surface profilometer. Wettability of un treated and heat treated teak wood... |
| Journal | 2023 | Computation of energy evolution during the dynamic fracture of elastomers using the finite viscoelastic model: Its implementation in Abaqus, Vasudevan Kamasamudram, Michel Coret, Nicolas Moes, Mechanics of Materials, Vol. 181, number 104638, issue 5152 (2023), doi:10.1016/j.mechmat.2023.104638 | Cracks propagating in elastomers consume the strain energy available in the body through viscoelastic effects and the creation of new fracture surfaces. Determining the energy consumed by the dissipative and the fracture processes explicitly helps understand the fracture mechanisms better and if they are rate dependent. In literature, crack propagation experiments are usually performed on thin she... |
| Journal | 2023 | DeepBND: A machine learning approach to enhance multiscale solid mechanics, Felipe Rocha, Simone Deparis, Pablo Antolin, Annalisa Buffa, Journal of Computational Physics, Vol. 479, number 111996, issue 4 (2023), doi:10.1016/j.jcp.2023.111996 | Effective properties of materials with random heterogeneous structures are typically determined by homogenising the mechanical quantity of interest in a window of observation. The entire problem setting encompasses the solution of a local PDE and some averaging formula for the quantity of interest in such domain. There are relatively standard methods in the literature to completely determine the f... |
| Journal | 2020 | A stable extended/generalized finite element method with Lagrange multipliers and explicit damage update for distributed cracking in cohesive materials, Zoltan Csati, Nicolas Moes, Thierry J. Massart, Computer Methods in Applied Mechanics and Engineering, Vol. 369, number 113173, issue B7 (2020), doi:10.1016/j.cma.2020.113173 | A flexible, general and stable mixed formulation is developed to model distributed cracking in cohesive grain based materials in the framework of the extended/generalized finite element method. The displacement field is discretized on each grain separately, and the continuity of the displacement and traction fields across the interfaces between grains is enforced by Lagrange multipliers. The desig... |
| Journal | 2025 | Long-term thermo-mechanical behaviour of an energy pile installed in clay: Field experiments and numerical simulations, Changhao Qiu, Roxana Vasilescu, Mirna Doghman, Hussein Mroueh, Thibault Badinier, Fabien Szymkiewicz, Aghiad Khadour, Van Tri Nguyen, Jean Michel Pereira, Panagiotis Kotronis, Anh Minh Tang, Energy and Buildings, Vol. 349, number 116498, issue 2 (2025), doi:10.1016/j.enbuild.2025.116498 | This study investigates the long term thermo mechanical behaviour of an energy pile installed in clay using field experiments and numerical simulations, aiming both to understand its response under sustained mechanical loads and cyclic thermal loading, and to develop a novel numerical model that can provide practical guidance for the design of energy piles. Firstly, full scale experiments were per... |
| Journal | 2024 | A Machine Learning Led Investigation Predicting the Thermos-mechanical Properties of Novel Waste-based Composite in Construction, Assia Aboubakar Mahamat, Moussa Mahamat Boukar, Nordine Leklou, Ifeyinwa Ijeoma Obianyo, Tido Tiwa Stanislas, Numfor Linda Bih, Olugbenga Ayeni, Nurudeen Mahmud Ibrahim, Holmer Savastano, Waste and Biomass Valorization, Vol. 8, number e09406, issue 5 (2024), doi:10.1007/s12649-024-02538-9 | The study explores the potential of machine learning (ML) in predicting the thermal and mechanical properties of earth based composites reinforced with natural Borassus fruit fiber. The limited availability of large datasets for accurate predictions is a challenge in material science research, which this study addresses. The authors collected data on thermal conductivity, compressive and flexural ... |
| Journal | 2024 | Local and global sensitivity analysis of a coupled heat and moisture transfers model: effect of the variability of cob material properties, Junior Tchiotsop, Stephanie Bonnet, Tristan Senga Kiesse, Nabil Issaadi, Philippe Poullain, Heat and Mass Transfer Waerme Und Stoffuebertragung, Vol. 60, issue 1, pp. 67-87 (2024), doi:10.1007/s00231-023-03409-0 | Among earthen construction techniques, cob might be an interesting solution to mitigate greenhouse gases emissions and energy consumption of the building industry. One main issue encountered is that the cob material shows large variability of hygrothermal properties, which could consequently have an impact on the reliability of the estimation of the energy consumption of cob buildings. At the wall... |
| Journal | 2022 | Micromechanical schemes for Stokes to Darcy homogenization of permeability based on generalized Brinkman inhomogeneity problems, Francois Bignonnet, International Journal of Engineering Science, Vol. 172, number 103622, issue 3 (2022), doi:10.1016/j.ijengsci.2021.103622 | Mean field homogenization schemes are formulated for the Stokes to Darcy upscaling of the permeability on the basis of generalized inhomogeneity problems in which flow is described by Brinkman equations. The average velocity and drag force concentrations for flow in a potentially composite inclusion are characterized in terms of a permeability contribution tensor and an equivalent permeability, wh... |
| Journal | 2023 | Gas-particle flow of cohesive aluminium powders during laser metal deposition Experimental and numerical investigation, Stephane Touze, Matthieu Rauch, Jean Yves Hascoet, Advanced Powder Technology, Vol. 34, number 104182, issue 10 (2023), doi:10.1016/j.apt.2023.104182 | This paper investigates particle dynamics both inside and outside a Laser Metal Deposition nozzle of a Directed Energy Deposition processing head, i.e. a Laser Metal Deposition (LMD) nozzle, by way of high speed imaging and particle tracking as well as through computer simulations that account for particle collision and van der Waals forces. It is shown that the particle accumulation phenomena obs... |
| Journal | 2024 | An ecologically aware modification of the Morison's equation for long term marine growth effects, Cian Warby, Frederic Dias, Franck Schoefs, Vikram Pakrashi, Mechanics Research Communications, Vol. 139, number 104293, issue 5 (2024), doi:10.1016/j.mechrescom.2024.104293 | The Morison's equation continues to be an important approximation of the load effect of waves on structures. However, such forces can evolve with time due to marine growth and the evolution of long term growth within the Morison equation is challenging. Incorporation of long term marine growth gives rise to two timescales associated with the Morison equation. A short time scale is associated with ... |
| Journal | 2022 | Aggregate size effects on the mechanical behaviour and on the gas permeability at damaged state of cement-based materials with and without slag, Aurelie Fabien, Marta Choinska, Stephanie Bonnet, Arnaud Pertue, Abdelhafid Khelidj, European Journal of Environmental and Civil Engineering, Vol. 26, issue 12, pp. 5674-5695 (2022), doi:10.1080/19648189.2021.1915881 | The purpose of this article is to investigate the effects of aggregate size on the mechanical and mass transfer behavior of concrete. The experimental work is carried out using three types of materials: microconcrete, concrete and macroconcrete. All these materials chosen have the same water to cement ratio and the same aggregate volume fraction. They are prepared using two different cement types,... |
| Journal | 2025 | Test methods for chloride diffusivity of blended cement pastes: a review by RILEM TC 298-EBD, Neven Ukrainczyk, Thomas Bernard, Arezou Babaahmadi, Liming Huang, Christoph Zausinger, Anthony Soive, Stephanie Bonnet, Fabien Georget, Marusa Mrak, Sabina Dolenec, Tobias Volker, Prannoy Suraneni, William Wilson, Materials and Structures Materiaux Et Constructions, Vol. 58, number 475, issue 10 (2025), doi:10.1617/s11527-025-02809-4 | The use of supplementary cementitious materials (SCM) is an important part of the roadmap for reducing CO |
| Journal | 2021 | Chloride ions penetration of fly ash and ground granulated blast furnace slags-based alkali-activated mortars, Patrycja Duzy, Mateusz Sitarz, Marcin Adamczyk, Marta Choinska, Izabela Hager, Materials, Vol. 14, number 6583, issue 21 (2021), doi:10.3390/ma14216583 | Due to the need to reduce the CO |
| Journal | 2021 | Design of Sand-Based, 3-D-Printed Analog Faults With Controlled Frictional Properties, Philipp Braun, Georgios Tzortzopoulos, Ioannis Stefanou, Journal of Geophysical Research Solid Earth, Vol. 126, number 245, issue 5 (2021), doi:10.1029/2020JB020520 | Laboratory experiments with surrogate materials play an important role in fault mechanics. They can improve the current state of knowledge by testing various scientific hypotheses in a repeatable and controlled way. Central in these experiments is the selection of appropriate analog, rock like materials. Here, we investigated the frictional properties of sand based, 3 D printed materials. We perfo... |
| Proceedings | 2021 | Benchmarking virtual permeability predictions of real fibrous microstructure, David May, Elena Syerko, Tim Schmidt, Christophe Binetruy, Luisa Rocha da Silva, Stepan Lomov, Suresh Advani, 36th Technical Conference of the American Society for Composites 2021 Composites Ingenuity Taking on Challenges in Environment Energy Economy ASC 2021, Vol. 3, pp. 2123-2132, ISBN:[9781713837596] (2021) | For fast and complete impregnation in Liquid Composite Molding, knowledge about the permeability of the fibrous reinforcement is required. While development of experimental methods continues, a parallel benchmark effort to numerically characterize permeability is being pursued. The approach was to send out the images of a real fibrous microstructure to a number of participants, in order for them t... |
| Journal | 2022 | In-situ monitoring of micro-tunnel geometry change based on distributed optical fiber strain sensing, Arianna Piccolo, Yann Lecieux, Dominique Leduc, Sylvie Delepine-Lesoille, Frederic Bumbieler, Beatrice Yven, Smart Materials and Structures, Vol. 31, number 025004, issue 2 (2022), doi:10.1088/1361-665X/ac40dc | Underground radioactive waste disposal facilities must be monitored to guarantee their correct and safe exploitation during the early stage of their service life. This will be the case in Cigeo, the french industrial geological disposal facility for high level and intermediate level long lived waste, which must be monitored for the first a hundred years at least. For this purpose optical fiber str... |
| Journal | 2022 | Improved Coil Design for Magnetic Pulse Welding of Metallic Sheets, Rishabh Shotri, Koen Faes, Guillaume Racineux, Amitava De, Journal of Manufacturing and Materials Processing, Vol. 6, number 144, issue 6 (2022), doi:10.3390/jmmp6060144 | Magnetic pulse welding of overlapping dissimilar metallic sheets is an emerging technique and usually employs flat electromagnetic coils with rectangular , H , I , and E shaped cross sections. The asymmetric cross section of these coils results in a non uniform electromagnetic field and in a non uniform connection in the interface between the overlapping sheets. In this article, the use of a novel... |
| Journal | 2020 | Self-healing potential and phase evolution characterization of ternary cement blends, Mojtaba Mohammadi, Carol Youssef-Namnoum, Maxime Robira, Benoit Hilloulin, Materials, Vol. 13, number 2543, issue 11 (2020), doi:10.3390/ma13112543 | The autogenous self healing of cementitious material micro cracks might lead to the service life extension of structures. However, most of its aspects are still unknown. This paper investigates the self healing capacity of ternary cement blends including metakaolin (MK), ground granulated blast furnace slag (BFS), limestone (LS), and siliceous filler (F). Morphology and healing precipitation patte... |
| Journal | 2020 | Hygro-thermo-mechanical responses of balsa wood core sandwich composite beam exposed to fire, Luan Tran Van, Vincent Legrand, Pascal Casari, Revathy Sankaran, Pau Loke Show, Aydin Berenjian, Chyi How Lay, Processes, Vol. 8, number 103, issue 1 (2020), doi:10.3390/pr8010103 | In this study, the hygro thermo mechanical responses of balsa core sandwich structured composite was investigated by using experimental, analytical and numerical results. These investigations were performed on two types of specimen conditions: dry and moisture saturation sandwich composite specimens that are composed of E glass/polyester skins bonded to a balsa core. The wet specimens were immerse... |
| Journal | 2021 | Absorbent Porous Paper Reveals How Earthquakes Could be Mitigated, G. Tzortzopoulos, P. Braun, I. Stefanou, Geophysical Research Letters, Vol. 48, number 245, issue 3 (2021), doi:10.1029/2020GL090792 | Earthquakes nucleate when large amounts of elastic energy, stored in the earth's crust, are suddenly released due to abrupt sliding over a fault. Fluid injections can reactivate existing seismogenic faults and induce/trigger earthquakes by increasing fluid pressure. Here we develop an analogous experimental system of simultaneously loaded and wetted absorbent porous paper to quantify theoretically... |
| Journal | 2023 | Effect of Retarders on the Reactivity and Hardening Rate of Alkali-Activated Blast Furnace Slag Grouts, Faten Souayfan, Emmanuel Roziere, Ahmed Loukili, Christophe Justino, Materials, Vol. 16, number 5824, issue 17 (2023), doi:10.3390/ma16175824 | Sodium silicate activated slags have the potential to harden quickly, which limits their practical use in grouting and deep soil mixing works. The open time of grouts is defined as the time period when their rheological properties allow their storage, pumping, and injection into the soil. In this work, the impact of the H |
| Journal | 2023 | Spatial distribution of mineral development in Carboniferous Bowland Shale, UK at 3D micro- to nano- scales, Jingyue Hao, Lin Ma, Cathy Hollis, Anne Laure Fauchille, Kevin G. Taylor, International Journal of Coal Geology, Vol. 271, number 104236 (2023), doi:10.1016/j.coal.2023.104236 | Determination of mineral texture and diagenetic features in mudstones is crucial to reveal the history of their pore systems and provides key information to predict their future sealing ability, reactivity and storage capacity for sequestered CO |
| Journal | 2023 | An analytical friction model for fibre tow slippage in Tailored Fibre Placement preforms based on pull-out experiments, J. Simon, S. Comas-Cardona, C. Binetruy, B. Masseteau, N. Hamila, Composites Part B Engineering, Vol. 264, number 110906, issue 1 (2023), doi:10.1016/j.compositesb.2023.110906 | Fibre tow slippage in conventional reinforcement forming is a major defect which can be turned into an additional degree of freedom in preforms made by Tailored Fibre Placement (TFP). Controlling slippage of reinforcing fibre tows, which are deposited on a conventional reinforcement using the TFP technology, is an advantage which enlarges the preform design space Fial et al. (2018). Moreover, when... |
| Journal | 2021 | Chondrogenic and BMP-4 primings confer osteogenesis potential to human cord blood mesenchymal stromal cells delivered with biphasic calcium phosphate ceramics, Meadhbh Brennan, Mario Barilani, Francesco Rusconi, Julien de Lima, Luciano Vidal, Cristiana Lavazza, Lorenza Lazzari, Rosaria Giordano, Pierre Layrolle, Scientific Reports, Vol. 11, number 143, issue 1 (2021), doi:10.1038/s41598-021-86147-9 | Bone marrow mesenchymal stem/stromal cells (BMSCs) show great promise for bone repair, however they are isolated by an invasive bone marrow harvest and their regenerative potential decreases with age. Conversely, cord blood can be collected non invasively after birth and contains MSCs (CBMSCs) that can be stored for future use. However, whether CBMSCs can replace BMSCs targeting bone repair is unk... |
| Journal | 2021 | Characterization of microcracking of NCF composites under accelerated hygrothermal cycles: Influence of the stitching yarn and the style of biaxial NCF, H. Bezzou, M. Peron, P. Casari, V. Singery, D. Ponsolle, F. Jacquemin, Composites Part A Applied Science and Manufacturing, Vol. 149, number 106507 (2021), doi:10.1016/j.compositesa.2021.106507 | In this paper, an analysis of the evolution of microcracking of Non Crimp Fabric (NCF) polymer matrix laminates under hygrothermal loading is presented. These composites are reinforced with biaxial NCF styles ([+45/ 45], [0/90], etc.) and manufactured by Liquid Resin Infusion (LRI). The samples are subjected to accelerated hygrothermal cycles that cause microcracks in specific resin rich areas (RR... |
| Journal | 2023 | Effect of Temperature on the Lattice Strain Evolution in a Textured Alpha Titanium: Neutron Diffraction and Modelling, Kodjo Emmanuel Agbovi, Baptiste Girault, Jamal Fajoui, Saurabh Kabra, Winfried Kockelmann, Pierre Antoine Dubos, David Gloaguen, JOM, Vol. 75, issue 8, pp. 3055-3066 (2023), doi:10.1007/s11837-023-05840-4 | Plastic deformation of titanium alloys depends on the temperature and the mechanical loading mode. It is accommodated by a complex mixture of slip and twinning systems. It remains nevertheless unclear which deformation modes are activated in the polycrystal during loading, especially with the temperature. To better understand the mechanical behaviour of textured Ti, neutron diffraction measuremen... |
| Journal | 2020 | Multifidelity adaptive kriging metamodel based on discretization error bounds, L. Mell, V. Rey, F. Schoefs, International Journal for Numerical Methods in Engineering, Vol. 121, issue 20, pp. 4566-4583 (2020), doi:10.1002/nme.6451 | This article presents an approach to build a multifidelity kriging metamodel from finite element computations on different meshes for stuctural reliability assessment. The proposed method takes advantage of the computation of bounds on the discretization error, which enables to guarantee the state (safe or failure) of each computation of the performance function. An algorithm to build the metamode... |
| Journal | 2025 | Multiscale image-based modelling of composite materials, Dongze He, Yang Chen, Christian Breite, Mikhail Y. Matveev, Leonard Turpin, Elena Syerko, Guillaume Couegnat, Jeroen Soete, Mahoor Mehdikhani, Stepan V. Lomov, Yentl Swolfs, Philip J. Withers, International Materials Reviews, Vol. 70, issue 8, pp. 615-647 (2025), doi:10.1177/09506608251363653 | By control of their constituents, interfaces and architectures, composite materials can display a much broader suite of beneficial material properties than is possible for single phase materials. Furthermore, advanced manufacturing techniques are increasing the freedom to operate of composite designers. While much can be achieved with idealised models of composites, models are needed that more acc... |
| Journal | 2022 | A variational formulation of thermomechanical constitutive update for hyperbolic conservation laws, Thomas Heuze, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 394, number 114893, issue 1 (2022), doi:10.1016/j.cma.2022.114893 | In this paper, a variational framework is proposed for the constitutive update of thermomechanical constitutive models in the special case where their input results from quantities directly updated by hyperbolic conservation laws. Both a continuum and a consistent first order accurate discrete settings are derived. The originality of this work lies in that the constitutive update is driven by the ... |
| Journal | 2020 | The Eshelby problem of the confocal N-layer spheroid with imperfect interfaces and the notion of equivalent particle in thermal conduction, J. F. Barthelemy, F. Bignonnet, International Journal of Engineering Science, Vol. 150, number 103274, issue 23 (2020), doi:10.1016/j.ijengsci.2020.103274 | The solution to the generalized conduction Eshelby problem of a confocal N layer spheroid with low or highly conducting interfaces between isotropic layers is provided thanks to a decomposition in series of harmonics. A generic workflow is detailed for practical numerical implementation including a fine analysis to assess the influence of the level of truncation of the infinite series. The case of... |
| Journal | 2022 | A second gradient cohesive element for mode I crack propagation, Gwendal Jouan, Panagiotis Kotronis, Denis Caillerie, Frederic Collin, Finite Elements in Analysis and Design, Vol. 204, number 103732, issue 30 (2022), doi:10.1016/j.finel.2022.103732 | Modeling strain localization with a second gradient model can become problematic at the late stages of softening response, when the second gradient terms become significant compared to the first gradient terms. This is particularly true for mode I crack problems where an unrealistic spreading of the localized zone can be encountered. To deal with these limitations, a novel second gradient interfac... |
| Journal | 2020 | Stability properties of the Discontinuous Galerkin Material Point Method for hyperbolic problems in one and two space dimensions, Adrien Renaud, Thomas Heuze, Laurent Stainier, International Journal for Numerical Methods in Engineering, Vol. 121, issue 4, pp. 664-689 (2020), doi:10.1002/nme.6239 | In this paper, stability conditions are derived for the Discontinuous Galerkin Material Point Method (DGMPM) on the scalar linear advection equation for the sake of simplicity and without loss of generality for linear problems. The discrete systems resulting from the application of the DGMPM discretization in one and two space dimensions are first written. For these problems, a second order Runge ... |
| Journal | 2021 | Diagnosis and assessment of deep pile cap foundation of a tall building affected by internal expansion reactions, Fernando A.N. Silva, Joao M.P.Q. Delgado, Antonio C. Azevedo, Tahlaiti Mahfoud, Abdelhafid Khelidj, Nicole Nascimento, Antonio G.B. Lima, Buildings, Vol. 11, number 104, issue 3 (2021), doi:10.3390/buildings11030104 | Early deterioration of reinforced concrete foundations has been often reported in recent years. This process is usually characterized by an extensive mapping cracking process on concrete surfaces that results from several types of Internal Swelling Reaction (ISR). In this paper, a real case study of a tall reinforced concrete building with a severe deterioration process installed in its deep found... |
| Journal | 2023 | COMBINED TECHNIQUES AND RELEVANT IMAGE PROCESSING FOR QUANTITATIVE STATISTICAL CHARACTERIZATION OF INCLUSIONS IN ELASTOMERS, Thomas Glanowski, Matthieu Le Saux, Vincent Le Saux, Bertrand Huneau, Clement Champy, Pierre Charrier, Yann Marco, Rubber Chemistry and Technology, Vol. 96, issue 1, pp. 59-89 (2023), doi:10.5254/rct.22.22970 | The properties of elastomeric materials are strongly influenced by the inclusions resulting from the ingredients and the elaboration process. A methodology is proposed to differentiate the inclusions harmful for fatigue (larger than a few micrometers) in elastomers according to their chemical nature, and to characterize them quantitatively with sufficient statistics. Three techniques are used and ... |
| Journal | 2024 | Towards solar iron metallurgy: Complete hydrogen reduction of iron ore pellets under a concentrated light flux, B. Sanglard, B. Huneau, J. Carrey, S. Lachaize, Solar Energy, Vol. 284, number 113072, issue 9 (2024), doi:10.1016/j.solener.2024.113072 | Current ironmaking process leads to large CO |
| Journal | 2021 | Theoretical solution for the axial vibration of functionally graded double-lap adhesive joints, Shadi A. Sindi, Ramzi Othman, Khalid H. Almitani, Mathematics and Mechanics of Solids, Vol. 26, issue 6, pp. 823-842 (2021), doi:10.1177/1081286520967709 | Adhesively bonded joints have widely been used in a number of engineering applications, owing to their improved mechanical performance as compared with other mechanical joining techniques, such as rivets or bolts. In this study, a theoretical solution of double lap joints is established, with functionally graded adhesive and isotopic adherends, under harmonic loads. Assuming a parabolic distributi... |
| Journal | 2022 | Hygrothermal and Microstructural Investigation of PLA and PLA-Flax Printed Structures, Yassine Elias Belarbi, Ferhat Benmahiddine, Ameur El Amine Hamami, Sofiane Guessasma, Sofiane Belhabib, Fibers, Vol. 10, number 24, issue 3 (2022), doi:10.3390/fib10030024 | The aim of this work is to explore the manufacturing of insulation structures using fused filament deposition of biosourced materials. The approach considers printing of Polylactic acid (PLA) and PLA flax (PF) structures using varied infill density and printing temperatures. Differential Scanning Calorimetry and Thermal Gravimetry analysis are performed to study thermal behaviour of PLA and PF and... |
| Journal | 2021 | Creep and shrinkage behaviour of disintegrated and non-disintegrated cement mortar, Rihards Gailitis, Beata Figiela, Kalvis Abelkalns, Andina Sprince, Genadijs Sahmenko, Marta Choinska, Martin Duarte Guigou, Materials, Vol. 14, number 7510, issue 24 (2021), doi:10.3390/ma14247510 | One way to prevent cement from ending up in landfills after its shelf life is to regain its activity and reuse it as a binder. As has been discovered, milling by planetary ball mill is not effective. Grinding by collision is considered a more efficient way to refine brittle material and, in the case of cement, to regain its activity. There has been considerable research regarding the partial repla... |
| Proceedings | 2022 | Robust Tracking for the Diffusion Equation using Sliding-Mode Boundary Control, Diego Gutierrez-Oribio, Yury Orlov, Ioannis Stefanou, Franck Plestan, Proceedings of the IEEE Conference on Decision and Control, Vol. 2022-December, pp. 6076-6081, ISBN:[9781665467612], IEEE (2022), doi:10.1109/CDC51059.2022.9992664 | Robust output tracking is addressed in this paper for a diffusion equation with Neumann boundary conditions and anti collocated boundary input and output. The desired reference tracking is solved using the well known flatness and Lyapunov approaches. The reference profile is obtained by solving the motion planning problem for the nominal plant. To robustify the closed loop system in the presence o... |
| Journal | 2025 | A FDM-based experimental benchmark for evaluating quasistatic crack propagation in anisotropic linear elastic materials, Xinyuan Zhai, Thomas Corre, Veronique Lazarus, Engineering Fracture Mechanics, Vol. 324, number 111175, issue 112392 (2025), doi:10.1016/j.engfracmech.2025.111175 | Anisotropic materials gain importance in industry pushed forward by new applications, from wood construction, single crystals for photovoltaic applications or aerospace turbines, to Additive Manufactured materials. But due to the lack of certified damage tolerance models to guarantee their resistance to failure, their use in aerospace or nuclear sensitive components whose failure must be avoided a... |
| Journal | 2025 | Hysteresis at low humidity on vapor sorption isotherm of Ca-montmorillonite: The key role of interlayer cations, Yijie Wang, Zhen Yu Yin, Pierre Yves Hicher, Liming Hu, Applied Clay Science, Vol. 263, number 107628, issue 6 (2025), doi:10.1016/j.clay.2024.107628 | The vapor sorption isotherm (VSI) is significant for studying soil water interactions. The non coincidence between the adsorption isotherm and desorption isotherm is termed hysteresis. The VSI of expansive soils exhibits a unique hysteresis at low humidity, whose underlying microscopic mechanism has not yet been fully investigated. In this study, molecular simulations were used to generate the VSI... |
| Journal | 2022 | FEMU based identification of the creep behavior of Zircaloy-4 claddings under simulated RIA thermo-mechanical conditions, T. Jailin, N. Tardif, J. Desquines, P. Chaudet, M. Coret, M. C. Baietto, V. Georgenthum, Journal of Nuclear Materials, Vol. 561, number 153542, issue 2 (2022), doi:10.1016/j.jnucmat.2022.153542 | This study aims to identify the creep behavior of Zircaloy 4 fuel claddings under simulated reactivity initiated accident (RIA) thermo mechanical conditions. In a previous work ballooning creep tests performed in simulated RIA conditions were described. A challenge to overcome when analyzing these experiments is that ballooning tests imply structural effects during the deformation of the specimen ... |
| Journal | 2024 | A Novel Finite Element-Based Method for Predicting the Permeability of Heterogeneous and Anisotropic Porous Microstructures, Paris Mulye, Elena Syerko, Christophe Binetruy, Adrien Leygue, Materials, Vol. 17, number 2873, issue 12 (2024), doi:10.3390/ma17122873 | Permeability is a fundamental property of porous media. It quantifies the ease with which a fluid can flow under the effect of a pressure gradient in a network of connected pores. Porous materials can be natural, such as soil and rocks, or synthetic, such as a densified network of fibres or open cell foams. The measurement of permeability is difficult and time consuming in heterogeneous and anisot... |
| Journal | 2023 | Residual Stress Gradient Built in X40CrMoVN16-2 Austenitic Steel Cube Manufactured by Laser Powder Bed Fusion, B. Girault, M. Limousin, D. Gloaguen, L. Van Belle, P. A. Dubos, S. Branchu, M. Girard, P. Y. Durand, M. J. Moya, C. Colin, S. Kabra, W. Kockelmann, B. Courant, Metallurgical and Materials Transactions A Physical Metallurgy and Materials Science, Vol. 54, issue 10, pp. 4012-4030 (2023), doi:10.1007/s11661-023-07148-z | Additive manufacturing processes and especially the family of laser powder bed fusion technologies have a great industrial potential since it enables, from metal powder beds, to produce full density complex monolithic parts. The high temperature gradient resulting from the locally concentrated energy input leads to strong temperature fields driving non negligible residual stress gradients, part de... |
| Journal | 2025 | Digital design and manufacturing of a railway bogie demonstrator via multi-material wire arc directed energy deposition, Antoine Queguineur, Amirmohammad Daareyni, Hossein Mokhtarian, Matti Isakov, Remco Rook, Wei Ya, Constantinos Goulas, Jean Yves Hascoet, Inigo Flores Ituarte, International Journal of Advanced Manufacturing Technology, Vol. 136, issue 11-12, pp. 5281-5303 (2025), doi:10.1007/s00170-025-15132-7 | The sequential digital design and manufacturing of components play a crucial role in realizing the industrial potential of directed energy deposition (DED), particularly when employing an electric arc as the energy source to melt a filler wire (DED ARC). This study explores the application of DED ARC for manufacturing large scale, load bearing structures, using a railway bogie as a case study. Ori... |
| Journal | 2023 | Experimental Study of the Dimensional and Hygrothermal Properties of Hemp Concrete under Accelerated Aging, Theo Poupard, Junior Tchiotsop, Nabil Issaadi, Ouali Amiri, Buildings, Vol. 13, number 2414, issue 10 (2023), doi:10.3390/buildings13102414 | In this article, the functional properties of hemp concrete are studied. Hemp concrete stands to reduce the carbon impact and improve the energy consumption of houses. Hence, numerous properties are measured: mass and dimension (volume) variations are found, as is the variability in hygrothermal properties (density, thermal conductivity, heat capacity, moisture buffer value, and water vapor permea... |
| Journal | 2023 | Towards quantifying the effect of pump wave amplitude on cracks in the Nonlinear Coda Wave Interferometry method, Shilin Qu, Benoit Hilloulin, Olivier Chupin, Jean Michel Piau, Odile Abraham, Vincent Tournat, Ultrasonics, Vol. 132, number 106991, issue 2 (2023), doi:10.1016/j.ultras.2023.106991 | In Non Destructive Testing and Evaluation (NDT&E), an ultrasonic method called Nonlinear Coda Wave Interferometry (NCWI) has recently been developed to detect cracks in heterogeneous materials such as concrete. The underlying principle of NCWI is that a pump wave is used to activate the crack breathing which interact with the source probe signal. The resulting signal is then measured at receiver p... |
| Journal | 2023 | Unified numerical process modeling of forming and consolidation for thermoplastic composites with prepreg patches, P. D. Mulye, L. Morancay, C. Binetruy, S. Comas-Cardona, A. Leygue, D. Guillon, Frontiers in Materials, Vol. 10, number 211 (2023), doi:10.3389/fmats.2023.1176482 | The main idea behind Quilted Stratum Process (QSP®) is to create a flat blank made of unidirectional/woven thermoplastic prepreg patches instead of using uniformly shaped prepreg stack as is the case with standard thermostamping process. Thus, using QSP®; one can manufacture components with complex geometries by using nearly rectangular patches while still maintaining a short... |
| Proceedings | 2022 | Advances in Sliding Mode Control of Earthquakes via Boundary Tracking of Wave and Diffusion PDEs, Diego Gutierrez-Oribio, Yury Orlov, Ioannis Stefanou, Franck Plestan, Proceedings of IEEE International Workshop on Variable Structure Systems, Vol. 2022-September, pp. 231-236, ISBN:[9781665463591], IEEE (2022), doi:10.1109/VSS57184.2022.9902111 | Two recent results on earthquake control are summarized. A simplified model of an earthquake phenomenon is addressed by means of a cascade system of a 1D wave equation, representing the fault slip and wave propagation, and a 1D diffusion equation, representing the actuator dynamics as a diffusion process. In order to avoid a fast slip (earthquake like behaviour), the control is designed to follow ... |
| Journal | 2023 | Stochastic Multiphasic Multivariate State-Based Degradation and Maintenance Meta-Models for RC Structures Subject to Chloride Ingress, Boutros El Hajj, Bruno Castanier, Franck Schoefs, Emilio Bastidas-Arteaga, Infrastructures, Vol. 8, number 36, issue 2 (2023), doi:10.3390/infrastructures8020036 | The objective of this paper is to propose tools for the lifecycle management of infrastructure by showing the slow degradation processes for which inspection data are accessible, especially the data obtained from non destructive testing (NDT) and structural health monitoring (SHM). One major characteristic of these degradation processes is their multiphasic nature; consequently, they can be discre... |
| Journal | 2024 | A Hydraulic Gradient and Stress-Controlled Erosion Apparatus for Assessing Soil Internal Erosion, Didier Marot, Bikram Oli, Fateh Bendahmane, Rachel Gelet, Philippe Leroy, Geotechnical Testing Journal, Vol. 47, issue 6, pp. 1205-1228 (2024), doi:10.1520/GTJ20230454 | Among the four dominant mechanisms of internal erosion, suffusion appears as one of the most complex. It is indeed the result of the combination of three processes: dislodgement of fine particles, transport of them, and filtration of some fluidized fine particles. These processes depend on the soils stress state and on the hydraulic gradient path. Thus, to ensure the repeatability of the suffusion... |
| Journal | 2023 | Characterisation and propagation of spatial fields in deterioration models: application to concrete carbonation, N. Rakotovao Ravahatra, E. Bastidas-Arteaga, F. Schoefs, F. Duprat, T. de Larrard, M. Oumouni, European Journal of Environmental and Civil Engineering, Vol. 27, issue 6, pp. 2261-2287 (2023), doi:10.1080/19648189.2019.1620133 | Characterising spatial variability, which is of utter importance in inspection and maintenance strategies, requires comprehensive spatially distributed databases. However, in real practice, spatially distributed inspection is costly and could damage the structure if a large number of destructive tests are carried out. Therefore, the first objective of this work is to propose a methodology to extra... |
| Journal | 2023 | Experimental investigation of the loading speed effects on the performances of ultrasonically welded PA66/glass fabric composites, Pauline Bourda, Mamadou Abdoul Mbacke, Patrick Rozycki, Composites Part B Engineering, Vol. 253, number 110537, issue 6 (2023), doi:10.1016/j.compositesb.2023.110537 | These past decades, the ability of thermoplastic composites to be welded has been of great interest, with numerous studies investigating the process and mechanical strength of joints for quasi static loadings. The present study aims to determine the loading speed influence on the behaviour of these structures, as crashworthiness is of tremendous interest in the transport industry for safety issues... |
| Journal | 2020 | Multi-partner benchmark experiment of fatigue crack growth measurements, Raphael Langlois, Raphael Cusset, Jerome Hosdez, Vincent Bonnand, Benoit Blaysat, Lea Menut-Tournadre, Jan Neggers, Michel Coret, Joseph Henry, Veronique Doquet, Michel Grediac, Vincent Chiaruttini, Martin Poncelet, Henry Proudhon, Nathalie Limodin, Julien Rethore, Engineering Fracture Mechanics, Vol. 235, number 107157, issue 11 (2020), doi:10.1016/j.engfracmech.2020.107157 | The design of reliable structures and the estimation of the residual fatigue life of industrial parts containing flaws or cracks rely on our ability to predict the propagation of fatigue cracks. Whereas in industrial component cracks might have a complex path due to geometry and loading, lab experiments used for identifying crack propagation law are often in pure mode I. The paper presents a synth... |
| Journal | 2021 | Bounding the multi-scale domain in numerical modelling and meta-heuristics optimization: Application to poroelastic media with damageable cracks, Albert Argilaga, Efthymios Papachristos, Materials, Vol. 14, number 3974, issue 14 (2021), doi:10.3390/ma14143974 | It is very common for natural or synthetic materials to be characterized by a periodic or quasi periodic micro structure. This micro structure, under the different loading conditions may play an important role on the apparent, macroscopic behaviour of the material. Although, fine, detailed information can be implemented at the micro structure level, it still remains a challenging task to obtain ex... |
| Journal | 2025 | Dynamic damage modelling through phase-field approaches: assessment, critical analysis and comparison, Lamia Mersel, Pascal Bouda, Jeremy Germain, Julien Rethore, Comptes Rendus Mecanique, Vol. 353, issue G1, pp. 687-724 (2025), doi:10.5802/crmeca.297 | This work assesses the ability of various phase field approaches to model dynamic damage evolution up to fracture. The damage evolution can be formulated using several types of Partial Differential Equations (PDEs), such as elliptic, parabolic and hyperbolic damage PDEs. The latter enable the use of explicit time integration, which is a crucial feature if an implementation in solvers dedicated to ... |
| Journal | 2022 | A phase field model for partially saturated geomaterials describing fluid-fluid displacements, Part II: Stability analysis and two-dimensional simulations, A phase field model for partially saturated geomaterials describing fluidfluid displacements, Part II: Stability analysis and two-dimensional simulations, Siddhartha H. Ommi, Giulio Sciarra, Panagiotis Kotronis, Advances in Water Resources, Vol. 164, number 104201, issue 5 (2022), doi:10.1016/j.advwatres.2022.104201 | Flows involving immiscible displacement of one fluid by another in a porous media are known to destabilize and form fluid fingering. When the non wetting fluid is a highly mobile gas (air) and the wetting fluid is an in compressible liquid (water) the classical macroscopic theory is unable to describe the fingered flow. In Part I of this study we have introduced a model that interprets the mixture... |
| Journal | 2023 | The effects of sample preparation on the pore structure and phase composition of the sulfated cement pastes, Iman A.N. Omrani, Waldemar Maniukiewicz, Marcin Swiatkowski, Marta Choinska Colombel, Dalia Bednarska, Marcin Koniorczyk, Construction and Building Materials, Vol. 386, number 131592, issue 5 (2023), doi:10.1016/j.conbuildmat.2023.131592 | Sample preparation is a critical step in the microstructural analysis of a sulfated cement paste because the sulfate attack's products such as ettringite, gypsum, etc. are highly vulnerable under pore solution extraction. Hence, carelessness at this step can easily lead to misleading conclusions concerning the aftermaths of the sulfate attack. Considering this issue, the presented research tended ... |
| Journal | 2023 | Effect of thermal cycles on volumetric and shear behavior of sandconcrete interface, Kexin Yin, Roxana Vasilescu, Geomechanics for Energy and the Environment, Vol. 36, number 100503, issue 4 (2023), doi:10.1016/j.gete.2023.100503 | Energy piles are dual purpose foundation elements that transfer the building loads to the supporting soil and act as heat exchangers for heating and cooling. Energy piles are subjected to heating and cooling cycles over days and seasons, resulting in cyclic expansion and contraction. The cyclic expansion and contraction bring about the modification of vertical stress and the increase of vertical d... |
| Book section | 2024 | Preliminary Results of Interlaboratory Tests on Hygrothermal Properties of CEB, Thibaut Colinart, Fionn Mcgregor, Myriam Duc, Nabil Issaadi, Lauredan Le Guen, Yacine Ferroukhi, Abderrahim Boudenne, Second RILEM International Conference on Earthen Construction, Vol. 52, pp. 458-465, ISBN:978-3-031-62689-0, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-62690-6_47 | Determining the hygrothermal properties of earth based building materials on a material scale is a major challenge in order to highlight and guarantee their performance. This data is also essential to feed models at wall and building scales for prediction and optimization of their contribution to energy consumption and users comfort. In the context of the activities of the French National Project ... |
| Journal | 2022 | A numerical microscopically informed upscale approach for analyzing the reliability of testing method for concrete resistance to freeze-thaw, Sara Al Haj Sleiman, Abderrahmane Rhardane, Syed Yasir Alam, Frederic Grondin, Ahmed Loukili, Laurent Izoret, Construction and Building Materials, Vol. 317, number 125772, issue 7 (2022), doi:10.1016/j.conbuildmat.2021.125772 | Due to the complexity of the problem, experimental studies on the frost action in concrete cannot be validated directly, since the major challenge of such a complex phenomenon is to be able to isolate the influence of each parameter involved in freezing and thawing processes. Therefore, the development of numerical tools offers an opportunity to represent the complexity of the material under study... |
| Journal | 2024 | Simulation of the fiber orientation through a finite element approach to solve the FokkerPlanck equation, Nazih Assaad Al Ayoubi, Hugues Digonnet, Luisa Silva, Christophe Binetruy, Thierry Renault, Sebastien Comas-Cardona, Journal of Non Newtonian Fluid Mechanics, Vol. 331, number 105284, issue 6 (2024), doi:10.1016/j.jnnfm.2024.105284 | This work aims to introduce a groundbreaking approach by directly computing the FokkerPlanck equation, providing a mesoscopic scale orientation indicator based on the 2D probability density function (PDF) of the fibers orientation state. Unlike conventional methods that rely on pre averaged quantities and closure approximations, our method offers enhanced accuracy and information preservation. The... |
| Journal | 2025 | Mapping indoor overheating exposure rate at city scale: A data-driven method based on building typologies and surrogate-modelling, Obaidullah Yaqubi, Sihem Guernouti, Auline Rodler, Marjorie Musy, Energy and Buildings, Vol. 332, number 115441 (2025), doi:10.1016/j.enbuild.2025.115441 | Evaluation of urban scale indoor overheating in buildings has become a critical area of research due to the combined effects of global warming and the Urban Heat Island (UHI) phenomenon, which have significantly impacted indoor comfort during summer and are projected to intensify. This study presents a comprehensive workflow for assessing urban scale indoor overheating vulnerability, designed to s... |
| Journal | 2021 | Finite element implementation and application of a sand model in micropolar theory, Jiangxin Liu, Zhen Yu Yin, Lijian Wu, Pierre Yves Hicher, SN Applied Sciences, Vol. 3, number 465, issue 8 (2021), doi:10.1007/s42452-021-04708-z | Abstract: In traditional finite element failure analyses of geotechnical structures, the micro grain rotations cannot be modelled and numerical solutions are mesh dependent. In this study, a user element including rotational degree of freedom has been developed based on micropolar theory (Cosserat theory), then an enhanced non associated sand model is calibrated with laboratory data and used to mo... |
| Journal | 2020 | Numerical modeling of the hygro-mechanical behavior of the 3D composite materials, Mamadou Abdoul Mbacke, Shahram Khazaie, Sylvain Freour, Frederic Jacquemin, Journal of Composite Materials, Vol. 54, issue 28, pp. 4457-4471 (2020), doi:10.1177/0021998320932270 | The composite materials used in marine environments are subjected to mechanical loads along with the water absorption. The analysis of the behavior of such materials requires to take into account the coupling between the mechanical and diffusion behaviors. The hygro mechanical coupling has been widely investigated experimentally and numerically. This paper presents a numerical approach to model th... |
| Journal | 2023 | Experimental investigation of the alternate recurrence of quasi-static and dynamic crack propagation in PMMA, Raphael Heinzmann, Rian Seghir, Syed Yasir Alam, Julien Rethore, International Journal of Fracture, Vol. 242, issue 2, pp. 227-245 (2023), doi:10.1007/s10704-023-00717-8 | The alternate (stick slip) cracking phenomenon in Poly(methyl methacrylate) (PMMA) was investigated using high speed imaging and digital image correlation (DIC). PMMA is known to show a great variety of fracture behaviors by even small changes in loading conditions. With TDCB shaped samples and under a range of constant extension rates, the phenomenon of alternate cracking is observed. Here, loops... |
| Journal | 2025 | Influence of sample size on permeability of carboncarbon composites with stochastic microstructure, T. Lavaggi, J. W. Gillespie, P. D. Mulye, C. Binetruy, S. G. Advani, Composites Part A: Applied Science and Manufacturing, Composites Part A Applied Science and Manufacturing, Vol. 198, number 109126, issue 10-11 (2025), doi:10.1016/j.compositesa.2025.109126 | |
| Journal | 2024 | For better comprehension of mussel's thermal characteristics and their thermal effect on dynamic submarine electrical cables, Ziad Maksassi, Ahmed Ould EL Moctar, Bertrand Garnier, Franck Schoefs, Emmanuel Schaeffer, Applied Ocean Research, Vol. 144, number 103900, issue 1 (2024), doi:10.1016/j.apor.2024.103900 | Floating offshore wind turbines (FOWTs) face a major challenge when focusing on the effect of biofouling: biofouling by mussels on bottom surface mobile connections, such as dynamic submarine electrical cables and mooring lines. Mussels are one of the dominant species in offshore wind farms in North Atlantic area. Amongst other effects, mussels can cause significant thermal impacts on dynamic powe... |
| Journal | 2021 | Fragility analysis of concrete elevated water tanks under seismic loads, Amar Aliche, Hocine Hammoum, Karima Bouzelha, Younes Aoues, Ouali Amiri, Youcef Mehani, Frattura Ed Integrita Strutturale, Vol. 15, issue 57, pp. 93-113 (2021), doi:10.3221/IGF-ESIS.57.09 | The design of concrete elevated water tanks involves several kinds of uncertainties. Traditionally, the design of these structures is based on a deterministic analysis. Partial safety factors prescribed in design codes are applied to take into account these uncertainties and to ensure sufficiently safe design. However, this approach does not allow rational evaluation of the risk related to the str... |
| Journal | 2020 | Forced vibrations and wave propagation in multilayered solid spheres using a one-dimensional semi-analytical finite element method, Matthieu Gallezot, Fabien Treyssede, Odile Abraham, Wave Motion, Vol. 96, number 102555, issue 1 (2020), doi:10.1016/j.wavemoti.2020.102555 | A numerical model is proposed to compute the eigenmodes and the forced response of multilayered elastic spheres. The main idea is to describe analytically the problem along the angular coordinates with spherical harmonics and to discretize the radial direction with one dimensional finite elements. The proper test function must be carefully chosen so that both vector and tensor spherical harmonics ... |
| Journal | 2022 | A computational approach based on extended finite element method for thin porous layers in acoustic problems, Shaoqi Wu, Olivier Dazel, Gregory Legrain, International Journal for Numerical Methods in Engineering, Vol. 123, issue 18, pp. 4209-4243 (2022), doi:10.1002/nme.7006 | The simulation of stationary acoustic fields involving thin porous layers is addressed in the present article. Layer thickness is assumed to be relatively thin in comparison to the overall computational domain, but its non negligible acoustic impact must be taken into consideration in the numerical model. Within the classical finite element method (FEM), meshes are compatible at material interface... |
| Journal | 2023 | Effect of the confinement type on the mechanical performance of glass waste concrete: Experimental and numerical modeling, O. Fedaoui-Akmoussi, F. Taouche-Kheloui, T. Ben Chabane, N. Leklou, M.Almansba, Engineering Failure Analysis, Vol. 143, number 106898, issue 3-A (2023), doi:10.1016/j.engfailanal.2022.106898 | Disposing glass into open spaces and landfills is among the most serious environmental threats, as well as a source of potential health risks around the world. Therefore, in the construction sector, recovering discarded glass as a building material is gaining popularity since it reduces greenhouse gas footprint and associated environmental problems. Our paper investigates experimental and numerica... |
| Journal | 2023 | The Effect of Preconditioning Temperature on Gas Permeability of Alkali-Activated Concretes, Patrycja Duzy, Marta Choinska Colombel, Izabela Hager, Ouali Amiri, Materials, Vol. 16, number 4143, issue 11 (2023), doi:10.3390/ma16114143 | Alkali activated materials (AAM) are binders that are considered an eco friendly alternative to conventional binders based on Portland cement. The utilization of industrial wastes such as fly ash (FA) and ground granulated blast furnace slag (GGBFS) instead of cement enables a reduction of the CO |
| Journal | 2023 | Homogenized elasticity and domain of linear elasticity of 2D architectured materials, V. Jeanneau, C. Combescure, M. L.M. Francois, International Journal of Solids and Structures, Vol. 269, number 112185, issue 5 (2023), doi:10.1016/j.ijsolstr.2023.112185 | This article presents a generic method to determine analytically the equivalent homogeneous linear elastic behavior of any 2D architectured material and to determine its macroscopic linear elasticity domain. The method is applied throughout the paper in the equilateral triangular case, as an example. Additional examples of square, isosceles right angled triangular and hexagonal architectured mater... |
| Journal | 2023 | Local water content field within an epoxy/metal bonded assembly in immersion, R. Grangeat, M. Girard, C. Lupi, F. Jacquemin, Journal of Adhesion, Vol. 99, issue 3, pp. 432-448 (2023), doi:10.1080/00218464.2021.2021893 | In this article a model of water diffusion within a bonded assembly will be set up. It will be fed by experimental tests which will allow to characterize the diffusive properties of a bonded assembly by taking into account the presence of interphases. For this purpose, specimens will be instrumented with Fresnel fiber optic sensors. These sensors allow a local measurement of the water content of a... |
| Journal | 2023 | Two multifidelity kriging-based strategies to control discretization error in reliability analysis exploiting a priori and a posteriori error estimators, Ludovic Mell, Valentine Rey, Franck Schoefs, Computers and Structures, Vol. 274, number 106897, issue 3 (2023), doi:10.1016/j.compstruc.2022.106897 | This paper presents two approaches to tackle the issue of discretization error in the reliability assessment of structures. The first method (AGSK MCS for Adaptive Guaranteed State Kriging Monte Carlo Sampling) uses discretization error bounds to guarantee the state safe or failed of the points used to build the Kriging metamodel of the limit state function. Two kriging metamodels interpolating lo... |
| Journal | 2020 | Analysis of the delayed damage model for three one-dimensional loading scenarii, Jihed Zghal, Nicolas Moe, Comptes Rendus Physique, Vol. 21, issue 6, pp. 527-537 (2020), doi:10.5802/CRPHYS.42 | The delayed damage model has been introduced by Allix andDeu [1] as away to overcome spurious mesh dependency in failure analysis involving damage and dynamic loading. The damage rate is bounded through a time scale which, combined with the wave speed, introduces implicitly a length scale. In this paper, the delayed damage model is analyzed through numerical experiments on three different loading ... |
| Journal | 2023 | Development of flexible piezoelectric sole with wireless communication for medical application, Samia Adrar, Mohammed El Gibari, Philippe Saillant, Jean Christophe Thomas, Raynald Seveno, Biomedical Signal Processing and Control, Vol. 85, number 104878, issue 2 (2023), doi:10.1016/j.bspc.2023.104878 | The subject of this article falls into the category of research themes on systems for medical applications with the objective of monitoring the patient at home via tools adapted to his pathology. In this context, we describe here the design of a sole for the analysis of the gait for detect the presence of anomalies in the foot characterized by a gait disorder, which can be related to a chronic dis... |
| Journal | 2022 | Uncertainty of the virtual image correlation method, Marc Louis Maurice Francois, International Journal for Numerical Methods in Engineering, Vol. 123, issue 18, pp. 4367-4390 (2022), doi:10.1002/nme.7037 | The virtual image correlation method applies for the measurement of silhouettes boundaries with sub pixel uncertainty. It consists in a correlation between an image of interest and a virtual image based on a parameterized curve. It is shown that the method is exact in 1D, insensitive to contrast variation, and that the bias induced by brightness variation can be easily corrected. Optimal value of ... |
| Journal | 2021 | Dimensional variation and evolution of mechanical properties of wet aged composites reinforced with flax fibers, Ziad El Hachem, Amandine Celino, Georges Challita, Samuel Branchu, Antoine Le Duigou, Sylvain Freour, Journal of Composite Materials, Vol. 55, issue 8, pp. 1131-1148 (2021), doi:10.1177/0021998320966045 | The aim of this study is to investigate the dimensional variation of polypropylene composites reinforced with UD flax fibers, and the modification of its dynamical mechanical properties after moisture absorption. The effects of fiber content, coupling agent and moisture content were also examined. Results have shown that the swelling increases significantly when increasing the fiber content and th... |
| Journal | 2024 | Experimental, analytical and numerical study of reinforced concrete beams impacted by deformable bodies at low velocities, Lucas Marquez, Herve Le Sourne, Philippe Rigo, International Journal of Impact Engineering, Vol. 192, number 105027, issue 8 (2024), doi:10.1016/j.ijimpeng.2024.105027 | In this work, the structural behavior of Reinforced Concrete (RC) beams struck by rigid and deformable impactors at low velocities is studied. An experimental campaign consisting of three point bending, crushing, and drop weight tests is carried out to characterize and compare the quasi static and dynamic behaviors of the colliding bodies. Three repetitions per configuration are tested to obtain r... |
| Journal | 2024 | How Does Customized Cutting Guide Design Affect Accuracy and Ergonomics in Pelvic Tumor Resection? A Study in Cadavers, Henri Fragnaud, Vincent Biscaccianti, Jean Yves Hascoet, Antoine Hamel, Mathieu Rostam, Francois Lataste, Yoann Varenne, Luciano Vidal, Vincent Crenn, Clinical Orthopaedics and Related Research, Vol. 482, issue 6, pp. 994-1002 (2024), doi:10.1097/CORR.0000000000003000 | BackgroundCustomized cutting guides are technical aids that make primary pelvic bone tumor resection safer and more reliable. Although the effectiveness of such devices appears to be widely accepted, their conception and design remain varied. Two main designs have been reported: the heavier block type customized cutting guides and the lighter patch type customized cutting guides. As recent tools, ... |
| Journal | 2023 | New Repair Material for Ordinary Concrete Substrates: Investigating Self-Compacting Sand Concrete and Its Interaction with Roughness of the Substrate Surface, Karim Belmokretar, Kada Ayed, Djamel Eddine Kerdal, Nordine Leklou, Mohamed Mouli, Journal of Materials in Civil Engineering, Vol. 35, number 432, issue 9 (2023), doi:10.1061/JMCEE7.MTENG-15348 | This experimental investigation studied the development and use of a new self compacting sand concrete (SCSC) to perform repairs on ordinary concrete (OC) substrates. This type of concrete should have the following characteristics: excellent fluidity, optimum stability, and acceptable bond strength. In addition, a new pouring method was used for the application of the repair layers. For this, nine... |
| Journal | 2021 | The role played by viscoelasticity in the bulk material during the propagation of a dynamic crack in elastomers, Vasudevan Kamasamudram, Michel Coret, Nicolas Moes, International Journal of Fracture, Vol. 27, number 431, issue 56 (2021), doi:10.1007/s10704-021-00561-8 | Investigation of dynamic fracture of elastomers can still be considered to be a relatively open area. When a sheet of elastomer is stretched in a tensile machine and a crack is introduced, the crack propagates at a speed that depends on the initial stretch level. There are instances where this speed is noted to exceed the shear wave speed based on the elastic modulus under high imposed stretches. ... |
| Journal | 2022 | The role of surface micro-cracks in cementitious materials responsible for the Pickett effect, Abderrahmane Rhardane, Syed Yasir Alam, Frederic Grondin, Mechanics of Time Dependent Materials, Vol. 26, issue 3, pp. 719-740 (2022), doi:10.1007/s11043-021-09509-w | The Pickett theory for the development of drying creep has been discussed by many authors to explain creep induced shrinkage strains and the development of microcracking caused by creep loads. This paper suggests a micromechanical modeling approach of drying creep in cement pastes by taking into consideration the heterogeneous distribution of cement phases in constructed representative virtual mic... |
| Journal | 2023 | On the limitations of low-rank approximations in contact mechanics problems, Kiran Sagar Kollepara, Jose M. Navarro-Jimenez, Yves Le Guennec, Luisa Silva, Jose V. Aguado, International Journal for Numerical Methods in Engineering, Vol. 124, issue 1, pp. 217-234 (2023), doi:10.1002/nme.7118 | Typical strategies for reducing the computational cost of contact mechanics models use low rank approximations. The underlying hypothesis is the existence of a low dimensional subspace for the displacement field and a non negative low dimensional subcone for the contact pressure. However, given the local nature of contact, it seems natural to wonder whether low rank approximations are a good fit f... |
| Journal | 2023 | Characterization of Al-12Si Thin-Wall Properties Fabricated with Laser Direct Energy Deposition, Raihan Rumman, Mallaiah Manjaiah, Stephane Touze, Ruby Alice Sims, Jean Yves Hascoet, Jamie Scott Quinton, Sustainability Switzerland, Vol. 15, number 12806, issue 17 (2023), doi:10.3390/su151712806 | Additive manufacturing is an emerging process that is used to manufacture industrial parts layer by layer and can produce a wide range of geometries for various applications. AM parts are adopted for aerospace, automobiles, antennas, gyroscopes, and waveguides in electronics. However, there are several challenges existing in manufacturing Al components using the AM process, and their mechanical an... |
| Journal | 2021 | Contribution of the capillary pressure second-order term on fast drying of cement-based materials, Yuliang Zou, Mazen Saad, Frederic Grondin, Construction and Building Materials, Vol. 296, number 123422, issue 5 (2021), doi:10.1016/j.conbuildmat.2021.123422 | Standard models used to predict moisture transport of cement based materials are based on quasi static behaviour laws. However, it is not appropriate for fast drying condition. In this paper, a model taking into account dynamic effects on capillarity pressure is presented for the analysis of moisture transport in deforming cement based materials. The proposed model is discretized in space by finit... |
| Journal | 2025 | A POD-TANN Approach for the Multiscale Modeling of Materials and Macro-Element Derivation in Geomechanics, Giovanni Piunno, Ioannis Stefanou, Cristina Jommi, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 49, issue 2, pp. 700-719 (2025), doi:10.1002/nag.3891 | This paper introduces a novel approach that combines proper orthogonal decomposition (POD) with thermodynamics based artificial neural networks (TANNs) to capture the macroscopic behavior of complex inelastic systems and derive macro elements in geomechanics. The methodology leverages POD to extract macroscopic internal state variables from microscopic state information, thereby enriching the macr... |
| Proceedings | 2023 | INFUSION AND POLYMERIZATION OF THICK GLASS/ELIUM® ACRYLIC THERMOPLASTIC RESIN COMPOSITES, Nihad Siddig, Yvan Denis, Sebastien Comas-Cardona, Philippe Le Bot, Antoine De Fontgalland, Damien Lecointe, Christophe Binetruy, Iccm International Conferences on Composite Materials (2023) | The consideration and implementation of actions to reduce the environmental footprint of products and sectors are becoming major concerns. Recycling wind turbine blades and induced production wastes are becoming significant challenges due to the nature of the currently used materials, i.e., fiber reinforced thermoset polymer composites, making it challenging to recycle and transform into valuable ... |
| Journal | 2024 | Marine durability of carbon black-filled polychloroprene: Effect of seawater ageing on network, tensile and fatigue properties, H. Madeira, P. Y. Le Gac, M. Le Gall, E. Verron, Polymer Degradation and Stability, Vol. 230, number 111045, issue 3 (2024), doi:10.1016/j.polymdegradstab.2024.111045 | With the development of marine renewable energies, the durability of materials at sea is more than ever a major issue in reducing the risk of failure of offshore devices. In this aggressive environment, elastomers, and in particular polychloroprene (CR), have many applications because of their good damping and fatigue properties. However, these materials are subject to ageing in service, which lea... |
| Journal | 2024 | Moisture Effects on Acoustic Emission Characteristics and Damage Mechanisms of Balsa Wood Core Composite Sandwich under 4-Point Bending, Yuan Wu, Marianne Perrin, Marie Laetitia Pastor, Pascal Casari, Xiaojing Gong, Materials, Vol. 17, number 1044, issue 5 (2024), doi:10.3390/ma17051044 | To contribute to the development of sustainable composites, this work investigates the effects of moisture on the key AE characteristics related to the damage mechanisms of a bio based balsa wood core sandwich in 4 point bending tests, including cumulative counts, amplitude, peak frequency, and duration. Novel triple dog bone balsa wood core sandwich specimens with different MC (moisture content) ... |
| Journal | 2023 | An analytical approach of design for recycling of laminate structures by the use of magnetic pulse disassembling, Benoit Lagain, Thomas Heuze, Guillaume Racineux, Michel Arrigoni, International Journal of Solids and Structures, Vol. 275, number 112290, issue 18 (2023), doi:10.1016/j.ijsolstr.2023.112290 | Composite materials in association with metal sheets or ceramic coatings have found a variety of applications, especially as load bearing components in composite structures. Their disassembly for recycling or maintenance has therefore become more complex. The magnetic pulse technique, usually dedicated to dynamic forming and welding processes, can be used to separate composite materials of a lamin... |
| Journal | 2025 | Stress intensity factor determination along a kinked crack path by DIC analyses, T. Corre, F. Hild, V. Lazarus, International Journal of Fracture, Vol. 249, number 465, issue 3 (2025), doi:10.1007/s10704-025-00862-2 | Sharp kinks may be observed under shear loading or in materials containing weak directions, such as those produced by additive manufacturing. A better understanding of the fracture of these materials, both theoretically and experimentally, is required to deploy them in structural applications. This study focuses on the measurement of stress intensity factors (SIFs) around a sharp kink using digita... |
| Journal | 2021 | Deflections of pneumatic masts and columns, J. C. Thomas, A. Le Van, Architectural Engineering and Design Management, Vol. 17, issue 3-4, pp. 299-315 (2021), doi:10.1080/17452007.2020.1738998 | Like all structural elements, inflatable beams can be subjected to combined loads. This may be the case for inflatable masts or inflatable columns supporting floors. This study addresses inflatable beams subjected to combinations of compression and bending. Whereas the mechanics of inflatable beams subjected only to transverse loading is now well established, the study of inflatable beams subjecte... |
| Journal | 2020 | Real time imaging of strain fields induced by the ferrite-to-austenite transformation in high purity iron, Nicolas Bruzy, Michel Coret, Bertrand Huneau, Laurent Stainier, Christophe Denoual, Marilyne Mondon, Guillaume Kermouche, Materials Today Communications, Vol. 24, number 101028 (2020), doi:10.1016/j.mtcomm.2020.101028 | During the ferrite to austenite transformation, the accommodation of the volume misfit between ferrite and austenite induces strain localization in both phases. A detailed understanding of this mechanism is a necessary step towards the improvement of thermomechanical treatments of iron alloys. Full field measurements of displacement during heating of high purity iron samples are thoroughly post pr... |
| Journal | 2023 | Robust boundary tracking control of wave PDE: Insight on forcing slow-aseismic response, Diego Gutierrez-Oribio, Yury Orlov, Ioannis Stefanou, Franck Plestan, Systems and Control Letters, Vol. 178, number 105571, issue 4 (2023), doi:10.1016/j.sysconle.2023.105571 | The output boundary tracking problem is addressed for a wave partial differential equation (PDE) with uncertain multiplicative parameters and additive boundary and in domain terms. To solve this problem, a homogeneous boundary feedback controller is designed using collocated boundary measurements only. Global exponential Input to State Stability (eISS) of the closed loop system and its insensitivi... |
| Journal | 2024 | Do multiphysics processes lead to mesh independent analyses?, Eleni Gerolymatou, Alexandros Stathas, Ioannis Stefanou, International Journal of Mechanical Sciences, Vol. 274, number 109265, issue 17 (2024), doi:10.1016/j.ijmecsci.2024.109265 | Multiphysics processes are common in nature and can occur in conjuction with intense strains. When strain softening is also present, the original uniform strain distribution is lost and strain localization occurs. In a classical continuum strain localization happens on a mathematical plane (i.e shear band of zero thickness). This leads to mesh dependent numerical analyses, in which strain localize... |
| Journal | 2020 | A simple characterization methodology for the identification of the visco-elastic behavior of thermoset adhesives during cure, Marion Girard, Mael Peron, Alexandre Uguen, Pascal Casari, Frederic Jacquemin, Applied Adhesion Science, Vol. 8, number 5481, issue 1 (2020), doi:10.1186/s40563-020-00125-4 | The identification of the mechanical behavior of adhesives is necessary to describe the development of residual stresses during their curing, which might impact their mechanical strength and lead to early failure of the bonding. A simple characterization and modeling approach is therefore developed and presented, which permits to monitor and identify the mechanical behavior of a thermosetting adhe... |
| Journal | 2021 | Adherence of geopolymer and pultruded composite substrates: influence of adhesive type and surface treatment, Ana Passos, Ricardo de Aguiar, Hector Costa, Eduardo Sampaio, Silvio de Barros, Journal of Adhesion Science and Technology, Vol. 35, issue 16, pp. 1723-1733 (2021), doi:10.1080/01694243.2020.1859240 | In the last years, the use of adhesive bonding is increasing as an alternative to traditional joining techniques due to their advantages such as ease of application, low weight and the good mechanical properties. To ensure good adherence between the substrates, adequate materials and surface treatment are required. The main objective of this work is to evaluate the adherence of epoxy and polyureth... |
| Journal | 2022 | Uses of Usumacinta River sediments as a sustainable resource for unpaved roads: An experimental study on a full-scale pilot unit, I. Djeran-Maigre, A. Morsel, L. Briancon, E. Delfosse, D. Levacher, A. R. Razakamanantsoa, Transportation Engineering, Vol. 9, number 100136, issue 3 (2022), doi:10.1016/j.treng.2022.100136 | Purpose: Transportation is a key factor for economic growth and poverty reduction because it improves access to services and opportunities for rural communities. Unpaved roads, however, still represent 80% of the global road network. The state of Tabasco, Mexico, is not an exception. Materials and methods: Geotechnical identifications of raw and lime treated sediments are performed. A methodology ... |
| Journal | 2020 | Improvement of the digital image correlation close to the borders of an object, M. Baconnais, J. Rethore, M. Francois, Strain, Vol. 56, number 739, issue 3 (2020), doi:10.1111/str.12340 | The measurement error of the finite element based Digital Image Correlation is reduced along the borders of an object by using the precise measurement, obtained by Virtual Image Correlation (VIC). The proposed method is called Virtual and Digital Image Correlation (VDIC). The boundary, identified by the VIC with a subpixel precision, is used firstly to create an adapted mesh and secondly to create... |
| Journal | 2020 | Laser polishing of additive laser manufacturing surfaces: Methodology for parameter setting determination, Benoit Rosa, Jean Yves Hascoet, Pascal Mognol, International Journal of Manufacturing Research, Vol. 15, number 181, issue 2 (2020), doi:10.1504/IJMR.2020.106853 | This paper focuses on the improvement of thin and complex surfaces obtained with a direct metal deposition (DMD) process through the use of the laser polishing process on the same five axis machine. This study aims at giving a methodology to determine laser polishing operating parameters and thus master the final topography improvement. On the basis of experiments and a polynomial regression metho... |
| Journal | 2022 | A plate theory for inflatable panels, Paul Lacorre, Anh Le van, Rabah Bouzidi, Jean Christophe Thomas, International Journal of Solids and Structures, Vol. 256, number 111969, issue 2 (2022), doi:10.1016/j.ijsolstr.2022.111969 | An inflatable panel is an airtight membrane structure whose envelope has two parallel flat sides when pressurized. It acquires load carrying capacity due to its internal pressure. While pressurized tubes have been studied extensively over the past decades, panels were less investigated. In this work, a model of inflatable panels including shear effects is proposed. The nonlinear equations of motio... |
| Journal | 2020 | A variational framework for the modeling of glassy polymers under finite strains, Jan Michel C. Farias, Laurent Stainier, Eduardo Alberto Fancello, Continuum Mechanics and Thermodynamics, Vol. 32, issue 4, pp. 1037-1055 (2020), doi:10.1007/s00161-019-00809-8 | In this paper, a viscoelastic model able to capture important mechanical features of a wide class of glassy polymers is presented. Among them, the ability of reproducing the highly nonlinear rate dependent stress response and the post yield strain softening phenomenon. The simplicity of the proposition allows to recover the same mathematical structure of classical constitutive approaches, well sui... |
 | Book | 2023 | Corrosion and Reliability Assessment of Inspected Pipelines, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, ISBN:[9783031435317, 9783031435324], Springer International Publishing (2023), doi:10.1007/978-3-031-43532-4 | This book provides the most up to date, advanced methods and tools for risk assessment of onshore pipelines. These methods and tools are based primarily on information collected from ILI measurements and additional information about the soil surrounding the pipeline. The book provides a better understanding how the defects grow and interact (repulsion or attraction) and their spatial variability. ... |
| Journal | 2020 | Assessment of uncertainty propagation using first-order Markov chain for maintenance of pavement degradation, Amjad Issa, Franck Schoefs, International Journal of Pavement Engineering, Vol. 21, issue 14, pp. 1841-1852 (2020), doi:10.1080/10298436.2019.1568430 | The first order Markov Chain (MC) is used to predict the degradation of three types of pavements (rigid, semi rigid, and mix) utilising database in the five departments in the West of France. The assessment of uncertainty in the MC evolution is presented through studying the trend of mean and standard deviation, for components of the transition probabilities (TP) using different time steps (2, 3, ... |
| Journal | 2022 | Adhesive Strength of Modified CementAsh Mortars, Leonid Dvorkin, Patrycja Duzy, Karolina Brudny, Marta Choinska, Kinga Korniejenko, Energies, Vol. 15, number 4229, issue 12 (2022), doi:10.3390/en15124229 | The main aim of this article, carried out in relation to ash cement mortars, is to determine the effect of complex additives of polyfunctional modifiers, including, in addition to superplasticizers, air entraining and water retaining additives, at different values of watercement ratios. With the use of experimentalstatistical models, the complex effect on the adhesive strength of cement ash mortar... |
| Journal | 2022 | A robust 3D crack growth method based on the eXtended Finite Element Method and the Fast Marching Method, M. Le Cren, A. Martin, P. Massin, N. Moes, International Journal of Fracture, Vol. 235, issue 2, pp. 243-265 (2022), doi:10.1007/s10704-022-00632-4 | In the context of the eXtended Finite Element Method (X FEM), the use of two level set functions allows the representation of the crack to be achieved regardless of the mesh. The initial crack geometry is represented by two distinct level set functions, and the crack propagation is simulated by an update of these two level set functions. In this paper, we propose a new approach, based on the Fast ... |
| Journal | 2024 | An analytical model for the long term slag hydration kinetics in slag blended cement established from a large experimental database, Jack Atallah, Francois Bignonnet, Harifidy Ranaivomanana, Stephanie Bonnet, Construction and Building Materials, Vol. 448, number 138160 (2024), doi:10.1016/j.conbuildmat.2024.138160 | A model is proposed for the hydration rate of slag in slag blended cement at long term, from 3 days up to 3 years. The model accounts for the main parameters influencing on the slag hydration kinetics: water to binder ratio, slag substitution level, temperature, slag Blaine fineness, proportion of reactive slag. Additionally, the chemical composition of both slag and clinker is accounted for throu... |
| Journal | 2023 | Numerical estimation of the permeability of granular soils using the DEM and LBM or FFT-based fluid computation method, Ngoc Son Nguyen, Francois Bignonnet, Granular Matter, Vol. 25, number 711, issue 3 (2023), doi:10.1007/s10035-023-01330-1 | Abstract: Numerical packings of spheres with uniform grain size distribution and maximum to minimum diameter ratio up to 15 are generated using the Discrete Element Method (DEM). Two numerical methods are used to compute their permeability by homogenization: the Lattice Boltzmann Method (LBM) and a Fast Fourier Transform (FFT) based method. The results given by both methods are shown to be consist... |
| Journal | 2024 | Swelling-driven mechanics of partially cross-linked polymer gels: Steady state solutions, Paola Nardinocchi, Siddhartha H. Ommi, Giulio Sciarra, International Journal of Engineering Science, Vol. 202, number 104101, issue 11 (2024), doi:10.1016/j.ijengsci.2024.104101 | The study aims to investigate how the mechanics of swelling of a polymer gel is affected by the presence of free chains due to a partial cross linking process. The analysis is focused on the equilibrium solution of the mechano diffusion problem under different as prepared states, corresponding to different polymer network fractions before diffusion starts. The limit situations of perfectly cross l... |
| Journal | 2023 | Solidification Study of an Organic Fine Sediment Using Geopolymer Binders Properties, Ishak Moghrabi, Harifidy Ranaivomanana, Fateh Bendahmane, Ouali Amiri, Dimitri Deneele, International Journal of Geomechanics, Vol. 23, number 721, issue 10 (2023), doi:10.1061/IJGNAI.GMENG-8187 | The present study addresses the characterization of long term and durability properties for employment in road subgrade construction of geopolymer treated sediments. Four mixtures are presently selected based on a previous study: untreated sediment, sediment treated with 2% hydraulic lime (L) and 7% ordinary Portland cement OPC, and two geopolymer treated mixtures using 5% and 10% of ground granul... |
| Journal | 2022 | Climate change indicators dataset for coastal locations of the European Atlantic area, Bassel Habeeb, Emilio Bastidas-Arteaga, Data in Brief, Vol. 43, number 108339 (2022), doi:10.1016/j.dib.2022.108339 | Over time, considerable changes in the earth's climate have always occurred due to a wide variety of natural processes. During the last century, these natural changes have all been accelerated by global warming, which has been driven by human activities. Climate change leads to wide variations in environmental variables such as temperature, relative humidity, carbon dioxide, etc. These changes cou... |
| Journal | 2024 | Evaluating the effect of slag variability on the properties of slag-based cement grouts, Faten Souayfan, Emmanuel Roziere, Manon Michaut, Christophe Justino, Case Studies in Construction Materials, Vol. 21, number e04070, issue 8 (2024), doi:10.1016/j.cscm.2024.e04070 | Slag cements are used to design grouts with high water to cement ratio and low permeability, to improve the physical and mechanical properties of permeable soils. Because of the variable physico chemical properties of slag, it can be challenging to predict their behavior. Most research on slag reactivity involves low water to binder ratios in concrete and strength. This study investigates grouts w... |
| Journal | 2024 | Experimental Investigation on the Effects of Mineral Water Composition on the Leaching of Cement-Based Materials, Alienor Pouyanne, Sonia Boudache, Benoit Hilloulin, Ahmed Loukili, Emmanuel Roziere, Materials, Vol. 17, number 1548, issue 7 (2024), doi:10.3390/ma17071548 | The common phenomenon observed for concrete in aggressive water is leaching, which involves the dissolution of cement hydration products. Many studies have focused on leaching in demineralised water or acid attacks, but mineral water still deserves further investigation. In most standards, the aggressiveness of a given water body is determined by its pH and not its composition. The effect of the c... |
| Journal | 2020 | On loading paths followed inside plastic simple waves in two-dimensional elastic-plastic solids, Adrien Renaud, Thomas Heuze, Laurent Stainier, Journal of the Mechanics and Physics of Solids, Vol. 143, number 104064, issue 1 (2020), doi:10.1016/j.jmps.2020.104064 | Although the solution of hyperbolic partial differential equations in elastic plastic media is of major importance in solid mechanics, the mathematical complexity of such problems increases with the space dimensionality. As a result, the development of analytical solutions is in general not possible. Whereas the wave structure resulting from given external loads is known and well understood for on... |
| Journal | 2021 | Effect of re-saturation after drying on hydric and strength behaviour of mortar, I. Yurtdas, N. Leklou, Materials and Structures Materiaux Et Constructions, Vol. 54, number 129, issue 5 (2021), doi:10.1617/s11527-021-01780-0 | This experimental study investigates the effect of re saturation after air drying and oven drying at 60 °C on the evolution of hydric and strength behaviour of a standard mortar. Various tests are carried out and lead to the following observations. The swelling occurs relatively quickly, then remains constant and slightly lower than the drying shrinkage for air dried samples, whereas for oven drie... |
| Proceedings | 2022 | A SEMI-ANALYTICAL METHODOLOGY TO ASSESS THE DYNAMIC ELASTIC RESPONSE OF A MONOPILE OFFSHORE WIND TURBINE SUBJECTED TO LOW-ENERGY SHIP IMPACTS, Icaro Ladeira, Herve Le Sourne, Jonathan Moran, Priscilla Salazar, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 2, ISBN:[9780791885864], American Society of Mechanical Engineers (2022), doi:10.1115/OMAE2022-79672 | Low energy impacts between ships and offshore wind turbines (OWT) can occur during maintenance operations, when service vessels need to approach the turbine at low speeds. While this type of accident might not result in significant permanent damage of the tower or the foundation, the whipping elastic response of the overall structure can induce high accelerations at the rotor nacelle assembly (RNA... |
| Journal | 2024 | Influence of Plastic Anisotropy and Strain path on strain-induced Phase Transformation of Cobalt, Pierre Antoine Dubos, Jamal Fajoui, Baptiste Girault, David Gloaguen, Metals and Materials International, Vol. 30, issue 1, pp. 1-12 (2024), doi:10.1007/s12540-023-01490-y | The objective of this paper is to contribute to a better understanding of the deformation mechanisms of a rolled polycrystalline cobalt sheet. In order to achieve this goal, a particular attention is given to the strain induced phase transformation and the forming parameters on which it may depend such as the plastic anisotropy or the loading path. In situ phase quantification by X ray diffraction... |
| Journal | 2021 | Concrete in a severe freezing environment: a meteorological characterization, Laurent Izoret, Sara Al Haj Sleiman, Nadare Matoiri-Chaibati, Frederic Grondin, Materials and Structures Materiaux Et Constructions, Vol. 54, number 896, issue 1 (2021), doi:10.1617/s11527-020-01603-8 | When comparing the different test methods for concrete resistance to scaling and the crucial lack of correlation between laboratory test results and field results, the representativeness of these methods can be questioned. Many researchers have tried to clarify most of the mechanisms involved in the damage due to scaling, as well as thermal parameters influencing damage intensity. However, what ca... |
| Journal | 2024 | INVESTIGATION OF MECHANICAL CHARACTERISTICS OF LIGHTWEIGHT CONCRETE USING ENVIRONMENTALLY FRIENDLY LIGHTWEIGHT AGGREGATES, Lisa Oksri-Nelfia, Nazifa Sekarningtyas, Agung Sumarno, Astri Rinanti, Ouali Amiri, Indonesian Journal of Urban and Environmental Technology, pp. 216-231 (2024), doi:10.25105/urbanenvirotech.v7i2.19715 | Aim: This study aims to investigate the mechanical properties of lightweight concrete using lightweight aggregate and analyze the impact of silica fume on enhancing its compressive strength. The main objective of this study was to improve the value of industrial waste by utilizing GGBFS as a substitute for cement. Four alternative compositions have been used to produce samples of lightweight concr... |
| Journal | 2022 | Derivation of the chain length distribution in crosslinked elastomers from thermoporometric literature data, Alice Gros, Bertrand Huneau, Erwan Verron, Thermochimica Acta, Vol. 718, number 179383, issue 23 (2022), doi:10.1016/j.tca.2022.179383 | Thermoporometry appears to be an under exploited technique to obtain an insight of polymer network properties, and chain length distribution in particular. In this paper, the derivation of a relationship between raw differential scanning calorimetry (DSC) data of a solvent swollen natural rubber (i.e. basic data for thermoporometry applied to polymers) and chain length distribution is conducted, b... |
| Journal | 2022 | Numerical investigation for the effect of deformation and dynamic pressure on the fast drainage of porous materials, Yuliang Zou, Mazen Saad, Frederic Grondin, European Journal of Environmental and Civil Engineering, Vol. 26, issue 13, pp. 6605-6624 (2022), doi:10.1080/19648189.2021.1951360 | In the case of a fast drainage process, water movements result in a rapid change in capillary pressure and shrinkage of a porous material. Until now the models used to predict the deformation of most porous media are based on the quasi static behaviour laws, and dynamic effects are completely neglected. In this paper, a fully coupled model with dynamic capillarity effect considered is proposed for... |
| Proceedings | 2024 | A simplified method to assess the elastoplastic response of standalone tubular Floating Offshore Wind Turbine supports subjected to ship impact, PROCEEDINGS OF THE 9th INTERNATIONAL CONFERENCE ON COLLISION AND GROUNDING OF SHIPS AND OFFSHORE STRUCTURES (ICCGS 2023), NANTES, FRANCE, 11-13 SEPTEMBER 2023, G. Vandegar, Y. P.Sone Oo, I. Ladeira, H. Le Sourne, S. Echeverry, Advances in the Collision and Grounding of Ships and Offshore Structures Proceedings of the 9th International Conference on Collision and Grounding of Ships and Offshore Structures Iccgs 2023, pp. 447-454, ISBN:[9781032611303], CRC Press (2024), doi:10.1201/9781003462170-54 | This paper presents a rapid collision simulation tool for Floating Offshore Wind Turbines (FOWTs), with specific focus on spar buoy floating platforms. The tool is based on a semi coupled approach, applying the rigid body dynamics program MCOL to simulate external dynamics. Internal mechanics is modeled based on an elastoplastic simplified method for the impact response of standalone tubular OWT s... |
| Journal | 2023 | A Simple 3D Cell Culture Method for Studying the Interactions between Human Mesenchymal Stromal/Stem Cells and Patients Derived Glioblastoma, Lisa Oliver, Arturo Alvarez-Arenas, Celine Salaud, Juan Jimenez-Sanchez, Gabriel F. Calvo, Juan Belmonte-Beitia, Stephanie Blandin, Luciano Vidal, Victor Perez, Dominique Heymann, Francois M. Vallette, Cancers, Vol. 15, number 1304, issue 4 (2023), doi:10.3390/cancers15041304 | We have developed a 3D biosphere model using patient derived cells (PDCs) from glioblastoma (GBM), the major form of primary brain tumors in adult, plus cancer activated fibroblasts (CAFs), obtained by culturing mesenchymal stem cells with GBM conditioned media. The effect of MSC/CAFs on the proliferation, cell cell interactions, and response to treatment of PDCs was evaluated. Proliferation in th... |
| Journal | 2023 | On the statistical behavior of homogenized properties and ultrasonic phase velocities in random polycrystals, Ningyue Sheng, Shahram Khazaie, Mathilde Chevreuil, Sylvain Freour, International Journal of Solids and Structures, Vol. 285, number 112531, issue 20 (2023), doi:10.1016/j.ijsolstr.2023.112531 | Most theoretical studies on homogenized properties of polycrystals consider infinite textureless media with orientations characterized by independent Euler angles. However, microstructural analyses of polycrystals reveal spatially correlated orientations of grains whose sizes often follow lognormal distributions. Moreover, experimental investigations show that the single crystal elastic constants ... |
| Journal | 2022 | Modeling diffusive phase transformation and fracture in viscoplastic materials, Ethel Djeumen, Gergely Molnar, Nicolas Tardif, Michel Coret, Jean Desquines, Tatiana Taurines, Marie Christine Baietto, International Journal of Solids and Structures, Vol. 252, number 111757, issue 25 (2022), doi:10.1016/j.ijsolstr.2022.111757 | In recent years, the phase field method has attracted a lot of attention and has emerged as one of the most efficient tools for modeling fracture and phase transformation. The phase field method is based on the regularization of discontinuities which allows the resolution of complex problems using classical numerical methods. A multiphase field model which is essential for describing crack propaga... |
| Journal | 2021 | A coupled closed-form/Doubly Asymptotic Approximation approach for the response of orthotropic plates subjected to an underwater explosion, Ye Pyae Sone Oo, Herve Le Sourne, Olivier Dorival, Ships and Offshore Structures, Vol. 16, issue sup1, pp. 171-185 (2021), doi:10.1080/17445302.2021.1918962 | A closed form analytical solution procedure is proposed to solve the coupled fluid structure interaction (FSI) equations that involve the first order Doubly Asymptotic Approximation (DAA |
| Journal | 2022 | Multi-criteria assessment of a high-performance glulam through numerical simulation, Wilberth G. Gomez-Ceballos, Mauricio Gamboa-Marrufo, Frederic Grondin, Engineering Structures, Vol. 256, number 114021, issue 2 (2022), doi:10.1016/j.engstruct.2022.114021 | Timber concrete structures have been developed as sustainable solutions to face current environmental challenges. This paper aims to present a numerical method for the analysis of the mechanical behaviour of glued laminated wood beams (Glulam) reinforced with ultra high performance fibre reinforced concrete (UHPFRC). For this purpose, three series of a proposed Glulam UHPFRC (HP Glulam) beams with... |
| Journal | 2023 | Uncertainty quantification of semi-destructive testing for chloride content assessment for a concrete bridge in maritime environment, Franck Schoefs, Keita Awa Zahui Raissa, Stephanie Bonnet, Alan John OConor, Frontiers in Built Environment, Vol. 9, number 1122 (2023), doi:10.3389/fbuil.2023.1130066 | Reinforced concrete (RC) structures in harbors are designed for long life (5070 years) and are subjected to chloride induced corrosion. Diagnosis of these structures usually relies on inspections which consist of ponding salt in the concrete cover with semi destructive testing (SDT). Uncertainties in inspection result in bad diagnosis, and consequently in bad decisions. This study aims at developi... |
| Journal | 2024 | PREPRINT Machine Learning for the Sensitivity Analysis of a Model of the Cellular Uptake of Nanoparticles for the Treatment of Cancer, Sarah Iaquinta, Shahram Khazaie, Samer Albanna, Sylvain Freour, Frederic Jacquemin, International Journal for Numerical Methods in Biomedical Engineering, Vol. 12, number 2825 (2024), doi:10.1002/cnm.3878 | Experimental studies on the cellular uptake of nanoparticles (NPs), useful for the investigation of NP based drug delivery systems, are often difficult to interpret due to the large number of parameters that can contribute to the phenomenon. It is therefore of great interest to identify insignificant parameters to reduce the number of variables used for the design of experiments. In this work, a m... |
| Journal | 2025 | Numerical modeling of inter-ply slippage in Non-Crimp Fabrics at the continuum level within the Arbitrary Lagrangian Eulerian framework, J. Simon, N. Hamila, Computer Methods in Applied Mechanics and Engineering, Vol. 445, number 118112, issue 4 (2025), doi:10.1016/j.cma.2025.118112 | Non Crimp Fabrics (NCF) are advanced fibrous reinforcements characterized by reduced fiber waviness, offering superior mechanical performance compared to woven or braided fabrics. However, their stitching dependent cohesion makes them prone to inter ply slippage, posing significant challenges in material forming simulations. While extensive research has been conducted on shear behavior and stitchi... |
| Book section | 2023 | Micromechanical Properties Assessment of Slag Blended Cements Using Nanoindentation and Scanning Electron Microscopy, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 44, pp. 88-98, ISBN:978-3-031-33186-2, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33187-9_9 | Sustainability concerns related to the CO |
| Journal | 2025 | Characterizing the onset and development of internal erosion in gap-graded soils under complex stress states, Bikram Oli, Rachel Gelet, Didier Marot, Fateh Bendahmane, Ngoc Son Nguyen, Jean Robert Courivaud, Acta Geotechnica, Vol. 139, number 1, issue 1 (2025), doi:10.1007/s11440-025-02573-3 | The complex phenomenon of suffusion is the selective erosion of the fine fraction under the effect of seepage flow within the matrix of coarser particles. Three processes are involved simultaneously: detachment, transport, and partial filtration of the fine particles. With the objective to characterize the influence of the stress state on suffusion related parameters, downward seepage flow tests w... |
| Journal | 2025 | Calibration of the low-velocity impact experiments, Ramzi Othman, U. A. Khashaba, Polymer Composites, Vol. 45, number 7647, issue 8 (2025), doi:10.1002/pc.29896 | Low velocity impact experiments are essential for evaluating the mechanical behavior and impact resistance of composite materials in engineering applications. These experiments are primarily based on the measurement of the force time signal and a few parameters, including impact energy, impact velocity, and mass. All other parameters, such as displacement, velocity, and absorbed energy, are subseq... |
| Journal | 2023 | Guiding severely anisotropic twinning bands in Magnesium: An in situ investigation by full-field microscopic image correlation, S. Can Erman, Laurent Stainier, C. Can Aydner, Materials Today Communications, Vol. 35, number 106203 (2023), doi:10.1016/j.mtcomm.2023.106203 | A critical issue for lightweight Magnesium alloys is their propensity for strain localization at the component scale, linked to the peculiar twinning phenomenon. For the (c axes aligned) rolling texture, highly compact coordinated twinning bands (CTBs) form that, uniquely, have a singular plane of shear. Normally, where these bands emerge, and progress are up to stochastic factors. Here, a cross n... |
| Journal | 2020 | A Cost-Benefit Methodology for Selecting Analytical Reinforced Concrete Corrosion Onset Models, N. Rakotovao Ravahatra, T. De Larrard, F. Duprat, E. Bastidas-Arteaga, F. Schoefs, Advances in Civil Engineering, Vol. 2020, issue 88, pp. 1-22 (2020), doi:10.1155/2020/3286721 | This work focuses on predicting corrosion onset induced by concrete carbonation or chloride ingress when using analytical predictive models. The paper proposes a procedure that helps building and infrastructure managers to select an appropriate model depending on the available information and the means granted to auscultation campaigns. The approach proposed combines the costs of input parameters,... |
| Journal | 2022 | Measuring both thermal and kinematic full-fields using a single CMOS camera during high temperature tests, T. Jailin, N. Tardif, P. Chaudet, J. Desquines, M. Coret, M. C. Baietto, V. Georgenthum, Optics and Lasers in Engineering, Vol. 158, number 107107, issue 6 (2022), doi:10.1016/j.optlaseng.2022.107107 | In numerous domains, both kinematic and thermal fields are sought to study temperature dependent phenomena. They are usually obtained by digital image correlation and infrared thermography, respectively. Although these techniques are well mastered, their combination is not straightforward since they need radically different conditions to work efficiently. This paper presents a procedure to measure... |
| Journal | 2024 | Insights of using control theory for minimizing induced seismicity in underground reservoirs, Diego Gutierrez-Oribio, Ioannis Stefanou, Geomechanics for Energy and the Environment, Vol. 39, number 100570, issue 6 (2024), doi:10.1016/j.gete.2024.100570 | Deep Geothermal Energy, Carbon Capture, and Storage and Hydrogen Storage have significant potential to meet the large scale needs of the energy sector and reduce the CO |
| Journal | 2020 | How to efficiently apply soft thin coating to existing Finite Element contact model, T. Tiirats, N. Chevaugeon, N. Moes, C. Stolz, N. Marouf, E. Desdoit, Finite Elements in Analysis and Design, Vol. 177, number 103420, issue 1 (2020), doi:10.1016/j.finel.2020.103420 | In case of very thin surface coatings, the coating layer is often ignored in a large scale Finite Element Analysis. This is mainly due to extensive numerical cost required to capture the correct mechanical behaviour of the layer, especially if the coating is significantly softer than the substrate. To overcome the excessive computational cost, due to the full discretization of the thin layer, in l... |
| Book section | 2020 | The development of accelerated test method for internal sulfate attack by delayed ettringite formation, Van Huong Nguyen, Nordine Leklou, Pierre Mounanga, Materials Science Forum, Vol. 987 MSF, pp. 27-32, ISBN:[9783035714647] (2020) | Delayed Ettringite Formation (DEF) is an internal sulfate attack caused by heat induced decomposition and/or prevention of normal ettringite formed during the initial hydration of cement at elevated temperature (above about 70°C) and its re crystallization in the hardened matrix. This reaction is a physico chemical phenomenon inducing an expansion of the cement paste that could lead to cracking of... |
| Journal | 2025 | Evaluating the importance of spatial variability of corrosion initiation parameters for the risk-based maintenance of reinforced concrete marine structures, Romain Clerc, Charbel Pierre El-Soueidy, Franck Schoefs, Structural Safety, Vol. 114, number 102568 (2025), doi:10.1016/j.strusafe.2024.102568 | In Risk Based Maintenance (RBM) of Reinforced Concrete (RC) marine structures, modeling the spatial variability of corrosion initiation parameters is crucial for ensuring durability. However, the necessity for an accurate characterization of this spatial variability has not yet been fully investigated, despite the potential increase in measurement costs. This study addresses this gap by focusing s... |
| Journal | 2022 | Influence of waste tyre rubber of different aggregate forms and sizes on the sustainable behaviour of self-compacting sand concrete in aggressive environment, Faisal A.H. Saleh, Nouria Kaid, Kada Ayed, Djamel Eddine Kerdal, Nadjib Chioukh, Nordine Leklou, Journal of Rubber Research, Vol. 25, issue 2, pp. 89-104 (2022), doi:10.1007/s42464-022-00160-9 | In the past, researchers focused mainly on the potential use of recycled rubber tyres, in the form of aggregates in construction materials. This process provided a viable environmentally friendly solution for the disposal of waste tyres. These days, the use of different shapes and sizes of rubber aggregates in rubberised self compacting concrete requires extensive durability checks. In this study,... |
| Journal | 2024 | Aging properties of a vegetable-based polyurethane foam under high relative humidity and different temperatures, Enio Henrique Pires Da Silva, Silvio De Barros, Pascal Casari, Marcelo Leite Ribeiro, Polymer Engineering and Science, Vol. 53, number 61, issue 4 (2024), doi:10.1002/pen.26725 | The objective of this study is to assess, characterize, and forecast the aging effects on the mechanical properties of a vegetable based polyurethane foam (PUF) derived from castor oil under elevated relative humidity conditions and at two distinct load orientations (aligned with the expansion direction and perpendicular to it). Ten specimens were subjected to temperatures of 60, 75, and 90°C, alo... |
| Journal | 2020 | On the definition of a relevant meso-scale for upscaling the mechanical behavior of 3D granular materials, Ngoc Son Nguyen, Helene Magoariec, Eric Vincens, Bernard Cambou, Granular Matter, Vol. 22, number 1525, issue 1 (2020), doi:10.1007/s10035-019-0972-9 | Abstract: In this paper, the difficulty to adapt the definition of a meso scale for 2D granular materials to derive the macroscopic mechanical behavior of 3D granular materials by upscaling is discussed. A starting point for a definition of a 3D meso scale may be found in previous works where the transport of small particles through a set of defined pores and constrictions has been investigated. I... |
| Journal | 2023 | A two-scale solver for linear elasticity problems in the context of parallel message passing, Alexis Salzman, Nicolas Moes, Computer Methods in Applied Mechanics and Engineering, Vol. 407, number 115914, issue 4 (2023), doi:10.1016/j.cma.2023.115914 | This paper pushes further the intrinsic capabilities of the GFEMgl global local approach introduced initially in Duarte et al. (2007). We develop a distributed computing approach using MPI (Message Passing Interface) both for the global and local problems. Regarding local problems, a specific scheduling strategy is introduced. Then, to measure correctly the convergence of the iterative ... |
| Journal | 2024 | A new protocol to evaluate the behaviour and durability of marine structures, Marinelle El-Khoury, Emmanuel Roziere, Frederic Grondin, Mathias Marcel, Rachid Cortas, Fadi Hage Chehade, Ocean Engineering, Vol. 302, number 117579 (2024), doi:10.1016/j.oceaneng.2024.117579 | Sustained mechanical and environmental loadings on offshore structures result in creep phenomena. Creep and relaxation significantly affects the development of strains and stresses, thus they influence the durability of structures. Creep originates from the behaviour of the phases within the cement matrix. Seawater modifies the phases composition of cement matrix because of the variety of ions and... |
| Journal | 2024 | Directional saturation of a strongly bimodal pore size distribution carbon interlock fabric: Measurement and multiphase flow modeling, Gabriela Gambarini, Gabriel Valdes-Alonzo, Christophe Binetruy, Sebastien Comas-Cardona, Elena Syerko, Marc Waris, Composites Part B Engineering, Vol. 281, number 111532, issue 3 (2024), doi:10.1016/j.compositesb.2024.111532 | This study focuses on the analysis of the directionality of saturation of materials with bimodal pore size distributions. The material studied is an anisotropic carbon interlock with highly contrasted dual scale porosity, with heavy warp and light weft tows. Experimentally, 6 configurations are tested using injection combined with dielectric sensors to measure saturation times and unsaturated leng... |
| Journal | 2021 | A new mechanism-based temperature-dependent viscoelastic model for unidirectional polymer matrix composites based on Cartan decomposition, L. Di Gennaro, F. Daghia, M. Olive, F. Jacquemin, D. Espinassou, European Journal of Mechanics A Solids, Vol. 90, number 104364, issue 2217 (2021), doi:10.1016/j.euromechsol.2021.104364 | A new three dimensional temperature dependent viscoelastic constitutive model for unidirectional fiber reinforced, polymer composite materials subjected to small strains is developed in this work. The key point is to introduce the viscoelastic behavior only where appropriate, based on the constitutive behavior of the underlying constituents: in particular, the matrix deviatoric response is conside... |
| Journal | 2023 | An optimal-transport finite-particle method for mass diffusion, A. Pandolfi, L. Stainier, M. Ortiz, Computer Methods in Applied Mechanics and Engineering, Vol. 416, number 116385, issue 4 (2023), doi:10.1016/j.cma.2023.116385 | We formulate a class of velocity free finite particle methods for mass transport problems based on a time discrete incremental variational principle that combines entropy and the cost of particle transport, as measured by the Wasserstein metric. The incremental functional is further spatially discretized into finite particles, i.e., particles characterized by a fixed spatial profile of finite widt... |
| Journal | 2021 | Measuring coarse grain deformation by digital image correlation, Claire Silvani, Julien Rethore, Sylvie Nicaise, Strain, Vol. 57, number 3, issue 3 (2021), doi:10.1111/str.12378 | This work presents results from oedometric compression of coarse granular material. Coarse granular media exhibit significant deformations making it complicated to predict the settlement of structures. In this paper, a measurement technique was developed for the analysis of two dimensional (2 D) images of a deforming coarse granular medium to investigate its deformation. This was achieved by reali... |
| Journal | 2025 | Computing the dynamic response of periodic waveguides with nonlinear boundaries using the wave finite element method, Vincent Mahe, Adrien Melot, Benjamin Chouvion, Christophe Droz, Computers and Structures, Vol. 315, number 107778, issue 4 (2025), doi:10.1016/j.compstruc.2025.107778 | A new method to compute the dynamic response of periodic waveguides with localised nonlinearities is introduced and used to investigate the nonlinear shift of a band edge mode in the bandgap of a locally resonant phononic structure. This nonlinear extension of the Wave Finite Element Method (WFEM) uses a finite element discretisation of arbitrarily complex unit cells, and leverages FloquetBloch th... |
| Journal | 2022 | 3D interaction diagrams for symmetrically reinforced concrete square sections with various reinforcement ratios, Androniki Anna Doulgeroglou, Panagiotis Kotronis, Giulio Sciarra, Catherine Bouillon, Engineering Structures, Vol. 262, number 114272, issue 6 (2022), doi:10.1016/j.engstruct.2022.114272 | 3D interactions diagrams for symmetrically Reinforced Concrete (RC) square sections with various reinforcement ratios are constructed using 3D non linear finite element simulations. The interaction diagrams are expressed in terms of generalized forces (axial force, bending moment and shear force) and allow to identify two characteristic states: the first characteristic state corresponds to the ela... |
| Journal | 2023 | Efficient dual-scale flow simulation for Resin Transfer Molding process based on domains skeletonization, S. Bancora, C. Binetruy, S. Advani, S. Comas-Cardona, A. Leygue, Composites Part A Applied Science and Manufacturing, Vol. 165, number 107319, issue 3 (2023), doi:10.1016/j.compositesa.2022.107319 | In the Resin Transfer Molding (RTM) process, a polymeric resin is injected inside a dry preform to fill the gaps around and inside the fiber tows. Simulating this process at the scale of the tows is challenging because of the computational cost associated to solving a three dimensional dual scale flow problem. In this work, a novel Dual Scale Skeleton model (DSS) is introduced, capable of solving ... |
| Journal | 2023 | Support vectors machines for the estimation of probability of failure: Multifidelity classifiers built from a posteriori discretization error estimators, Ludovic Mell, Valentine Rey, Franck Schoefs, Structural Safety, Vol. 102, number 102321, issue 247 (2023), doi:10.1016/j.strusafe.2023.102321 | This article proposes two algorithms to compute the probability of failure using Support Vector Machine (SVM) classifiers and Monte Carlo estimator in the context of structural mechanics. The observations used to build the classifiers are obtained from calls to a finite element solver which introduces discretization error. By exploiting guaranteed discretization error estimators, the proposed meth... |
| Journal | 2021 | Simple and Versatile Analytical Method for Monitoring the Deposition of Thin Layers by Optical Measurement and Calculation of Residual Stress, Quentin Hatte, Mireille Richard-Plouet, Pierre Yves Jouan, Pascal Casari, Pierre Antoine Dubos, Thin Solid Films, Vol. 725, number 138635 (2021), doi:10.1016/j.tsf.2021.138635 | This paper develops a simple and versatile analytical method for characterizing residual stress associated with the deposition of thick, thin, single and multilayer coatings. This study is of great importance, since the generation of residual stress can lead to the formation of significant defects in the coating. To illustrate the effectiveness of our analytical method, two different processes wer... |
| Journal | 2024 | Physico-mechanical and thermal properties of vibrating and self-compacting sand concrete based on recycled aggregate from concrete, Faisal Abdelrahman Hashem Saleh, Nordine Leklou, Kada Ayed, Construction and Building Materials, Vol. 429, number 136321 (2024), doi:10.1016/j.conbuildmat.2024.136321 | This study explores the use of recycled aggregates (RA) from concrete, replacing 100% of Cruched Sand (CS) by volume. It focuses on their processing methods and their performance compared to Self Compacting Sand Concrete (SCSC) and Vibrated Concrete (VC). Fresh properties, including workability, are affected by RA, but RA based SCSC meets standards. While RA based SCSC initially had lower strength... |
| Journal | 2024 | Comprehensive Characteristics of High-Performance Concrete with Nickel Slag as Fine and Coarse Aggregate, Lisa Oksri Nelfia, Ananda Bima Nurul Haq, Ananto Nugroho, Astri Rinanti, Bambang Endro Yuwono, Deprizon Syamsunur, Yohans Sunarno, Ouali Amiri, International Journal of Technology, Vol. 15, number 1613, issue 6 (2024), doi:10.14716/ijtech.v15i6.7184 | This study aimed to determine the effect of using nickel slag as an alternative aggregate for high performance concrete. To achieve the aim, nickel slag aggregate with particle sizes of 0/5 mm and 10/20 mm was considered, using X ray Diffraction (XRD) to analyze the compounds and minerals contained in the slag content. The investigation incorporated up to 20% Ground Granulated Blast furnace Slag (... |
| Journal | 2020 | Shear localization as a mesoscopic stress-relaxation mechanism in fused silica glass at high strain rates, W. Schill, J. P. Mendez, L. Stainier, M. Ortiz, Journal of the Mechanics and Physics of Solids, Vol. 140, number 103940, issue 5 (2020), doi:10.1016/j.jmps.2020.103940 | Molecular dynamics (MD) simulations of fused silica glass deforming in pressure shear, while revealing useful insights into processes unfolding at the atomic level, fail spectacularly in that they grossly overestimate the magnitude of the stresses relative to those observed, e. g., in plate impact experiments. We interpret this gap as evidence of relaxation mechanisms that operate at mesoscopic le... |
| Journal | 2025 | Effects of Thermal Activation on Mechanical Performance and Sustainability of Slag-Based Geopolymers, Lais Alves, Nordine Leklou, Fabio de Simone e Souza, Silvio de Barros, Materials, Vol. 18, number 4419, issue 18 (2025), doi:10.3390/ma18184419 | Ground granulated blast furnace slag (GBFS) based geopolymers represent a viable binder system that combines mechanical efficiency with a significantly lower carbon footprint when compared to conventional Portland cement. This work examines how thermal curing between 20 °C and 80 °C affects setting time, mechanical performance, shrinkage, and porosity of GBFS based geopolymers. Curing at 40 °C acc... |
| Journal | 2021 | Magnetic pulse hybrid joining of polymer composites to metals, Chady Khalil, Surendar Marya, Guillaume Racineux, Metals, Vol. 11, number 2001, issue 12 (2021), doi:10.3390/met11122001 | To lighten their vehicles, car manufacturers are inclined to substitute steel structures with aluminum alloys or composites parts. They are then faced with the constraints inherent to dissimilar (galvanized steel/aluminum) or hybrid (metal/composite) assemblies. Recent developments in magnetic pulse welding seems to offer a viable route. Very fast, this process can be robotized and generates a ver... |
| Journal | 2025 | Methods for Defining Climate Change Mitigation Strategies at Organisational Level Review and Outlook, Nicolas Desmoitier, Jean Roman, Benoit Hilloulin, Emmanuel Roziere, Alexis Laurent, Business Strategy and the Environment, Vol. 2019, number 407, issue 6223 (2025), doi:10.1002/bse.4130 | The private sector has a pivotal role in contributing to the objective of the Paris Agreement and its 1.5° target. However, there is a lack of a comprehensive framework to define and implement climate change mitigation strategies in organisations. The current study aims to fill this gap by performing a critical review of existing schemes that can make a partial contribution to the definition of su... |
| Book section | 2024 | Multi-objective Optimization-Driven Design: Generative Design Approach for Manufacturing of a Train Bogie, Amirmohammad Daareyni, Antoine Queguineur, Hossein Mokhtarian, Reza Asadi, Inigo Flores Ituarte, Flexible Automation and Intelligent Manufacturing: Manufacturing Innovation and Preparedness for the Changing World Order, Vol. 12, pp. 48-55, ISBN:[9783031744846], Springer Nature Switzerland (2024), doi:10.1007/978-3-031-74485-3_6 | In recent years, advances in additive manufacturing (AM) technologies, particularly in Direct Energy Deposition (DED) as Wire Arc Additive Manufacturing (WAAM) and Laser Wire Directed Energy Deposition (LW DED), have enabled engineers to produce large complex structures. Consequently, these developments drive a paradigm shift in how we conceptualize and manufacture complex components, pushing the ... |
| Journal | 2021 | Multifield variational formulations of diffusion initial boundary value problems, Jorge de Anda Salazar, Thomas Heuze, Laurent Stainier, Continuum Mechanics and Thermodynamics, Vol. 33, issue 2, pp. 563-589 (2021), doi:10.1007/s00161-020-00931-y | We present two multifield and one single field variational principles for the initial boundary value problem of diffusion. Chemical potential and concentration appear as conjugate variables in the multifield formulations. The main importance of the proposed formulations is the approach used to generate the variational principles, where the framework of Generalized Standard Materials is used for co... |
| Journal | 2023 | Creep analysis of cementitious materials in seawater using a poro-chemo-mechanical model, Marinelle El-Khoury, Frederic Grondin, Benoit Hilloulin, Emmanuel Roziere, Rachid Cortas, Fadi Hage Chehade, Marine Structures, Vol. 90, number 103431 (2023), doi:10.1016/j.marstruc.2023.103431 | With the rapid growth of the offshore engineering sector, studying the durability of offshore structures becomes primordial. Evaluating experimentally the coupling between mechanical and chemical degradation of the cement based materials and structures is a challenging task because it requires tracking the evolution of the micro mechanisms associated with the degradation in real time for long peri... |
| Journal | 2023 | A revisited compression flow model for concentrated suspensions with fiber-friction interactions, Francois Mahe, Christophe Binetruy, Suresh Advani, Julien Ferec, Benedikt Eck, Journal of Non Newtonian Fluid Mechanics, Vol. 319, number 105090, issue 5 (2023), doi:10.1016/j.jnnfm.2023.105090 | Sheet Molding Compounds are composite materials made of chopped fiber bundles and thermoset resin processed by compression molding. Their high fiber content and relatively long fiber length classify them as concentrated suspensions. Experimental observations of mesostructures indicate the importance of contacts between the fiber bundles and friction forces during processing of these materials. The... |
| Journal | 2022 | Effects of rubber aggregates on the physical-mechanical, thermal and durability properties of self-compacting sand concrete, Faisal Abdelrahman Hashem Saleh, Nouria Kaid, Kada Ayed, Djamel Eddine Kerdal, Nadjib Chioukh, Nordine Leklou, Frattura Ed Integrita Strutturale, Vol. 16, issue 61, pp. 89-107 (2022), doi:10.3221/IGF-ESIS.61.06 | The aim of this research was to study the effect of incorporating waste rubber aggregates on the physical mechanical, thermal and durability performance of Self Compacting Sand Concrete (SCSC) mixtures. Separately, Rubberized Self Compacting Sand Concretes (RSCSC) were elaborated with three fractions of rubber grains in which natural aggregates were replaced with powder rubber, sand rubber and gra... |
| Journal | 2021 | Inverse methodology as applied to reconstruct local textile features from measured pressure field, S. Bancora, C. Binetruy, S. Advani, S. Comas-Cardona, Journal of Materials Science and Technology, Vol. 71, pp. 241-247 (2021), doi:10.1016/j.jmst.2020.09.010 | One can compute the final deformation of a known geometry under specific boundary conditions using the constitutive laws of mechanics that describe their stress strain behavior. In such cases the initial geometry is known, and all operators mapping the deformation are defined on the reference domain. However, there are situations in which the final configuration of a deformation might be known but... |
| Journal | 2025 | Modelling the impact of irrigated vegetation on urban microclimate: A review, Martina Garcia de Cezar, Bruno Cheviron, Severine Tomas, Merveil Muanda Lutete, Auline Rodler, Laurent Aprin, Science of the Total Environment, Vol. 997, number 180166, issue 19 (2025), doi:10.1016/j.scitotenv.2025.180166 | The repeated occurrence, intensity and frequency of urban heatwaves pose significant challenges to urban areas. This paper critically reviews the current state of modelling the impact of irrigated vegetation on urban microclimate. It synthesizes findings from recent publications on the subject, focusing on the methodologies, challenges, and advances in numerical models that describe thermal comfor... |
| Journal | 2025 | Mathematical and numerical assessment of Data-Driven Identification method applied to nonlinear elasticity, Nour Hachem, Adrien Leygue, Laurent Stainier, Computer Methods in Applied Mechanics and Engineering, Vol. 446, number 118273, issue 1 (2025), doi:10.1016/j.cma.2025.118273 | The Data Driven Identification method estimates the mechanical response of material samples without postulating a predefined constitutive model. Leygue (2025) provided an initial mathematical analysis of this method, introducing a criterion to assess the well posedness of the problem. This study builds on that work to deepen the mathematical understanding of DDI, with a focus on the selection of d... |
| Journal | 2021 | A numerical investigation to determine the py curves of laterally loaded piles, Kexin Yin, Lianghui Li, Eugenia Di Filippo, Mathematics, Vol. 9, number 2783, issue 21 (2021), doi:10.3390/math9212783 | This paper focuses on a numerical approach to finding the py curves for laterally loaded piles. The DruckerPrager plastic model is employed and implemented within a finite element MATLAB code. The pre and post processing code for Gmsh and related numerical tools are established as well. The py curve results from this new approach have been validated and compared to the typical design equations of ... |
| Journal | 2025 | Influence of static and cyclic thermal loadings on the performance of fly ashsteel slag and fly ashglass powder-based geopolymer composites, Supriya Janga, Ashwin Narendra Raut, Shaswat Kumar Das, Journal of Thermal Analysis and Calorimetry, Vol. 150, issue 14, pp. 10803-10820 (2025), doi:10.1007/s10973-025-14474-4 | This study comprehensively examines the thermomechanical performance of fly ash (FA) based geopolymers blended with either steel slag (SS) or glass powder (GP). A total of 18 different mix compositions were formulated using three molarities of alkali activators (10 M, 12 M, and 14 M NaOH), and their performance under both static and cyclic thermal loading was evaluated. The fresh properties reveal... |
| Journal | 2023 | Characterization and modelling of the hygro-viscoelastic behaviour of polymer-based composites used in marine environment, Quentin Dezulier, Alexandre Clement, Peter Davies, Frederic Jacquemin, Mael Arhant, Benjamin Flageul, Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences, Vol. 381, number 1, issue 2240 (2023), doi:10.1098/rsta.2021.0221 | This paper presents results from a study of the long term behaviour of carbon/epoxy composites. The interactions between ageing in water and constant mechanical loads are described, first experimentally then using a simple modelling approach. An identification procedure for the model is carried out and test/model comparisons are discussed. The results show that a four parameter Burgers model can p... |
| Journal | 2022 | Thermodynamic difficulties to determine a critical chloride threshold for breakdown of the protective layer of steel reinforcement in a maritime concrete structure, Anthony Soive, Stephanie Bonnet, Abdelhafid Khelidj, Veronique Baroghel-Bouny, Journal of Sustainable Cement Based Materials, Vol. 11, issue 5, pp. 308-318 (2022), doi:10.1080/21650373.2021.1961325 | There is much debate on the expression used for the critical chloride threshold as well as on its value for breakdown of the protective layer of steel for reinforced concrete. In fact, this concept suggests that the breakdown is only driven by dissolution of the protective layer. A reactive transport model including dissolution and precipitation of solid species with their kinetics is then used in... |
| Journal | 2020 | Instrumentation of Stratospheric Balloon Straps with Optical Fibre for Temperature and Strain Monitoring, Yann Lecieux, Cyril Lupi, Dominique Leduc, Quentin Mace, Valentin Jeanneau, Pascale Guigue, Sensors Basel Switzerland, Vol. 20, number 1433, issue 5 (2020), doi:10.3390/s20051433 | This article is devoted to the instrumentation, with optical fibres, of the straps holding the envelope of stratospheric balloons. This instrumentation is motivated in the first instance by the need to validate the numerical models used in the design of balloons. It must also be used to measure the temperature along the envelope in order to deduce the pressure field. It is shown at first that the ... |
| Journal | 2024 | ADER discontinuous Galerkin Material Point Method, Alaa Lakiss, Thomas Heuze, Mikhael Tannous, Laurent Stainier, International Journal for Numerical Methods in Engineering, Vol. 125, number 477, issue 1 (2024), doi:10.1002/nme.7365 | The first order accurate discontinuous Galerkin Material Point Method (DGMPM), initially introduced by Renaud et al. (J Comput Phys. 2018;369:80102.), considers a solid body discretized by a collection of material points carrying the history of the matter, embedded in an arbitrary grid on which a nodal discontinuous Galerkin approximation is defined, and that serves to solve balance equations. Thi... |
| Journal | 2020 | Practice on creating a common reference concrete for Round Robin Testing programmes based on the experience from COST Action TU1404, Marijana Serdar, Stephanie Staquet, Dirk Schlicke, Emmanuel Roziere, Miguel Azenha, Sree Nanukuttan, Ivan Gabrijel, Ozlem Cizer, Violeta Bokan Bosiljkov, Aljosa Sajna, Construction and Building Materials, Vol. 247, number 118542 (2020), doi:10.1016/j.conbuildmat.2020.118542 | Round Robin Testing (RRT) is a well known method for assessing the reproducibility of a test or verification of a new test procedure of almost any kind. In the EU funded network COST Action TU1404 Towards the next generation of standards for service life of cement based materials and structures, an Extended Round Robin Testing program (RRT+) was planned as a fundamental tool to obtain i... |
| Journal | 2021 | Thermal monitoring for metallic additive manufacturing multi-beads multi-layers parts, Matthieu Rauch, Jean Yves Hascoet, Clement Rousseau, Guillaume Ruckert, Journal of Machine Engineering (2021), doi:10.36897/jme/139158 | Among Metallic Additive Manufacturing processes, Directed Energy Deposition (DED) processes are very promising for the Industry. An issue that prevents a larger development of DED is the reliability of the process, since its complexity makes the result of the manufacturing variable. Thermal behavior is a critical aspect for which uncontrolled phenomena can lead to part failure. Some thermal monito... |
| Journal | 2025 | Phase-field and lip-field approaches for fracture with extreme mesh deformation (X-Mesh): a one-dimensional study, Nicolas Moes, Benoit Le, Nicolas Chevaugeon, Jean Francois Remacle, Comptes Rendus Mecanique, Vol. 353, issue G1, pp. 1027-1051 (2025), doi:10.5802/CRMECA.318 | We consider a one dimensional fracture problem modelled using either the phase field or lip field approach. In both cases, we optimise the incremental potentialwith respect to the displacement and damage fields and the nodal coordinates of the mesh. This is thus a variational mesh study. We observe that, as the damage reaches its maximum value, the optimisation drives the most damaged element to z... |
| Book section | 2023 | Accelerated Carbonation of Recycled Concrete Aggregates and Model Materials, Farah Kaddah, Ouali Amiri, Harifidy Ranaivomanana, Emmanuel Roziere, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 44, pp. 572-580, ISBN:978-3-031-33186-2, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33187-9_53 | The accelerated carbonation of recycled concrete aggregates (RCA) has been suggested to improve their properties. Several physical and mechanical phenomena occur during the carbonation of adhered cement mortar, but the relationship between bound CO |
| Journal | 2026 | Comparing the highly-resolved onset of RayleighTaylor and KelvinHelmholtz RayleighTaylor instabilities, Bhavna Joshi, Aditi Sengupta, Yassin Ajanif, Lucas Lestandi, European Journal of Mechanics B Fluids, Vol. 115, number 204382, issue 13 (2026), doi:10.1016/j.euromechflu.2025.204382 | The present study explores onset of RayleighTaylor instability (RTI) and KelvinHelmholtz RayleighTaylor instability (KHRTI) with highly resolved direct numerical simulations of two setups considering air at different temperatures (or densities) and/or velocities in two halves of three dimensional (3D) cuboidal domains. The RTI and KHRTI are simulated with 4.2 billion and 480 million mesh points, r... |
| Journal | 2022 | A multi-scale statistical description of stacks of non-cohesive thin particles, Francois Mahe, Christophe Binetruy, Suresh Advani, Julien Ferec, Benedikt Eck, Powder Technology, Vol. 399, number 116988, issue 8 (2022), doi:10.1016/j.powtec.2021.11.032 | In this article, we provide a general description of a random stack of solid particles. We consider fine particles of any shape distributed evenly on a flat surface. The angular distribution of the particles is arbitrary. In the absence of constraints imposed on the medium, the volume fraction is expressed analytically according to the parameters of the problem. We thus define a generalized strain... |
| Journal | 2024 | Surface calibration of electromagnetic properties to simultaneously consider water and chloride contents in concrete both with and without slag, Mohamad Khodor El Achrafi, Geraldine Villain, Stephanie Bonnet, Construction and Building Materials, Vol. 417, number 135176, issue 4 (2024), doi:10.1016/j.conbuildmat.2024.135176 | In this work, novel calibration curves and calibration surfaces of Electromagnetic (EM) characteristics are modeled as a function of the water and chloride contents of concrete. An experimental campaign was carried out on cores extracted from two types of concretes: C1 (Ordinary Portland Concrete) and C3 (62% slag + 38% clinker). The cores were initially saturated at three sodium chloride (NaCl) c... |
| Journal | 2024 | 3D failure envelope of rigid inclusion reinforced foundations, Ramon Alcala-Ochoa, Zheng Li, Panagiotis Kotronis, Giulio Sciarra, Acta Geotechnica, Vol. 45, number 995, issue 1 (2024), doi:10.1007/s11440-024-02309-9 | The paper focuses on the identification of the 3D failure envelope of a shallow foundation on soft soil reinforced by rigid inclusions. A nonlinear 3D finite element model is first validated against literature results and novel centrifuge experimental data. The failure envelope, defined in the vertical force (V), bending moment (M) and horizontal force (H) space, is then constructed using numerica... |
| Journal | 2025 | Immersed boundary formulation for complex geometries in hypersonic flows: Application to atmospheric reentry, Iko Midani, Valentin Ledermann, Eddy Constant, Martin Spel, Laurent Stainier, Pierre Boivin, Julien Favier, Computers and Fluids, Vol. 299, number 106715, issue 01 (2025), doi:10.1016/j.compfluid.2025.106715 | This article discusses the challenges of modeling atmospheric reentry using computational fluid dynamics (CFD) due to its complexity and practical industrial applications. Ablation phenomena caused by high energy make it difficult and time consuming to use a high fidelity CFD method to accurately measure forces and heat flux. As a result, methods based on Newton's theory are used to model aerodyna... |
| Journal | 2022 | Uncertainty Propagation of Structural Computation for Fatigue Assessment, Ludovic Mell, Valentine Rey, Franck Schoefs, Benjamin Rocher, Journal of Marine Science and Application, Vol. 21, issue 4, pp. 55-66 (2022), doi:10.1007/s11804-022-00300-y | Offshore wind substations are subjected to uncertain loads from waves, wind and currents. Sea states are composed of irregular waves which statistics are usually characterized. Irregular loads may induce fatigue failure of some structural components of the structures. By combining fatigue damage computed through numerical simulations for each sea state endured by the structure, it is possible to a... |
| Proceedings | 2024 | Chloride Diffusion in Geopolymers Containing Phase Change Materials, Bouha El Moustapha, Stephanie Bonnet, Abdelhafid Khelidj, American Concrete Institute ACI Special Publication, Vol. SP-362, pp. 763-773, ISBN:[9781641952507], American Concrete Institute (2024), doi:10.14359/51742007 | The aim of this research is to examine the steady state chloride migration properties of blast furnace slag based geopolymer mortars (GPMs) and Portland cement based mortars (CMs). Three grades of microencapsulated phase change materials (MPCM) were used: 0%, 5%, and 10%. In addition, three rates of metakaolin (MK), namely 0%, 10%, and 20%, were added to study their influence on geopolymer perform... |
| Journal | 2020 | An enriched finite volume formulation for the simulation of ductile material failure under shock loading, Marie Gorecki, Guillaume Peillex, Laurianne Pillon, Nicolas Moes, Computational Mechanics, Vol. 65, issue 5, pp. 1267-1288 (2020), doi:10.1007/s00466-020-01818-0 | A method is proposed to model failure under shock loading. Finite Volume schemes are known to be efficient to take into account the density variations in the shock regions. The proposed method, called eXtended Finite Volume (XFV), is able to model failure in a finite volume framework. The material degradation is modeled using a cohesive zone model to dissipate the amount of energy required to crea... |
| Journal | 2025 | Plastic optical fiber sensors for mooring lines monitoring in floating wind turbines: A reliability study of OTDR measurement, Romain Grangeat, Marion Girard, Cyril Lupi, Dominique Leduc, Frederic Jacquemin, Applied Ocean Research, Vol. 158, number 104541 (2025), doi:10.1016/j.apor.2025.104541 | This study investigates the use of POF (Plastic Optical Fibers) for mooring lines monitoring in floating wind turbines. Focusing on their mechanical adaptability and optical performance in marine environments. Optical attenuation measurement are employed to determine integrity of POFs under mechanical stresses such as tension and torsion, as well as during prolonged water immersion at ambient temp... |
| Journal | 2021 | Development of a damage viscoelastic model using the thick level set approach to fracture: 1D modeling and comparison to uniaxial tension stress tests on bituminous specimens, Benjamin Shiferaw, Olivier Chupin, Jean Michel Piau, Nicolas Moes, Engineering Fracture Mechanics, Vol. 257, number 108026, issue 4 (2021), doi:10.1016/j.engfracmech.2021.108026 | The present paper deals with the development of a mechanical model coupling damage and viscoelasticity for applications related to fracture in bituminous materials and structures. The behavior of these materials is highly thermo sensitive and depends on the loading rate. Currently, there is no consensus on a modeling approach able to capture their behavior to fracture for a wide range of temperatu... |
| Journal | 2023 | Variational approach to viscoelastic fracture: comparison of a phase-field and a lip-field approach, Rajasekar Gopalsamy, Nicolas Chevaugeon, Olivier Chupin, Ferhat Hammoum, International Journal of Fracture, Vol. 244, issue 1-2, pp. 163-185 (2023), doi:10.1007/s10704-023-00725-8 | Fracture of viscoelastic materials is considered to be a complex phenomenon due to their highly rate sensitive behavior. In this context, we are interested in the quasi static response of a viscoelastic solid subjected to damage. This paper outlines a new incremental variational based approach and its computational implementation to model damage in viscoelastic solids. The variational formalism al... |
| Journal | 2022 | A NOVEL SLICING STRATEGY FOR CONTINUOUS PRINTING WITH A HELIX 3D PRINTER, Tugdual Le Neel, Tarek Mesto, Jean Yves Hascoet, Journal of Machine Engineering (2022), doi:10.36897/jme/151119 | Additive manufacturing is an essential solution in the production of parts. Model slicing is an important step of the 3D printing process. The slicing of the layers is the core part of the additive manufacturing because it transforms the 3D model to a 2D profile layer for the printer to manufacture. A novel machine architecture deposits with a helical path. The helical architecture provides a cont... |
| Journal | 2022 | Three-dimensional modelling of stress relaxation of soft clay under complex loading conditions, Jian Li, Dong Mei Zhang, Pierre Yves Hicher, Chang Fu Wei, European Journal of Environmental and Civil Engineering, Vol. 26, issue 7, pp. 2496-2508 (2022), doi:10.1080/19648189.2016.1232664 | Stress relaxation is an important phenomenon of viscous behaviour of clay. Current studies only concern the stress relaxation during loading and lack of that under complex loading conditions. This paper focuses on constitutive modelling of stress relaxation of soft clay during complex loading conditions. For this, a newly developed anisotropic elastic viscoplastic model of soft clays is adopted as... |
| Journal | 2025 | Closed-loop control of a directed energy deposition process for repair applications, Stephane Touze, Carolina Navarro Valero, Guillaume Ruckert, Jean Yves Hascoet, Progress in Additive Manufacturing, Vol. 3, number 118 (2025), doi:10.1007/s40964-024-00867-8 | Additive manufacturing processes of the directed energy deposition family such as laser metal deposition or wire arc additive manufacturing offer great control and improved metallurgical properties over traditional processes such as casting. They are very promising for many industrial applications such as the fabrication of intricate parts with high performance alloys as well as repair application... |
| Journal | 2024 | Toughening effects of out-of-crack-path architected zones, Julie Triclot, Thomas Corre, Anthony Gravouil, Veronique Lazarus, International Journal of Fracture, Vol. 86, number 350, issue 11 (2024), doi:10.1007/s10704-024-00811-5 | The increasing use of architected materials has broadened the possibilities of mechanical behaviour. In this article, we aim to explore these new possibilities in terms of in service behaviour, especially in terms of crack propagation by performing an in depth study in the framework of Linear Elastic Fracture Mechanics (LEFM). The specific configuration studied here is the case where the architect... |
| Journal | 2025 | CLOSED-LOOP CONTROL OF EXTRUSION-BASED BIOPRINTING THROUGH REAL-TIME COMPUTER VISION, Javier Arduengo, Nicolas Hascoet, Francisco Chinesta, Jean Yves Hascoet, Journal of Machine Engineering, Vol. 25, issue 2, pp. 28-42 (2025), doi:10.36897/jme/205422 | Bioprinting is the technology that combines the use of living matter and biomaterials to manufacture biological models, tissues, and structures layer by layer for applications in regenerative medicine, drug testing, and tissue engineering. Among bioprinting techniques, extrusion based methods are the most widely used because of their relative simplicity, affordability, and ability to handle as wid... |
| Journal | 2025 | 3D printable eco-efficient mortars under salt water: Mix design and characterization, Raghed Al Thib, Sebastien Remond, Naima Belayachi, Elise Remond, Ahmed Loukili, Construction and Building Materials, Vol. 501, number 144288, issue 1 (2025), doi:10.1016/j.conbuildmat.2025.144288 | Concrete 3D Printing (3DP) is an emerging technology with significant potential to improve construction productivity, reduce material consumption and waste, and enable complex shapes. It is particularly promising for construction in challenging environments such as underwater infrastructure. However, traditional printable mortars are heavily dependent on Portland cement with high carbon footprint,... |
| Journal | 2026 | Tensile and shear behavior of recycled AA 6060 aluminium chips by direct hot extrusion, Thomas Corre, Jason Perrin, Johannes Gebhard, Theo Duchateau, Lola Lilensten, Mathilde Laurent-Brocq, A. Erman Tekkaya, Bertrand Huneau, Materials Science and Technology United Kingdom, Vol. 12, number 82 (2026), doi:10.1177/02670836241287768 | Solid state recycling of aluminium chips is a promising technique to reduce environmental impacts of secondary production. As the recycling process induces a highly oriented microstructure, this study aims to quantify the mechanical properties of extrudates and identify the role of chip boundaries in the fracture behavior. Tensile and shear tests are performed on heat treated AA 6060 alloy and ana... |
| Journal | 2024 | Phase transformations in cold-rolled 304L stainless steel by dilatometry, Mokded Bachani, Abdelali Hayoune, Jamal Fajoui, Pierre Antoine Dubos, Bulletin of Materials Science, Vol. 47, number 2078, issue 2 (2024), doi:10.1007/s12034-024-03163-x | Phase transformations in cold rolled (CR) 304L austenitic stainless steel were studied using different techniques, including dilatometry, X ray diffraction and scanning electron microscopy. During continuous annealing, the dilatometric measurements indicated that the evolution of the deformed microstructures led to an important anomaly constituted of two contractions. Quantitative processing of th... |
| Journal | 2024 | Determining singular and non-singular Williams expansion terms from full-field measurements: Consideration of structural effects on fracture behavior, Bastien Lammens, Gerald Portemont, Julien Berthe, Rian Seghir, Julien Rethore, Theoretical and Applied Fracture Mechanics, Vol. 130, number 104304, issue 15 (2024), doi:10.1016/j.tafmec.2024.104304 | When a cohesive crack propagates within a fiber reinforced composite, the crack tip will potentially be subjected to complex far field stress. In quasi brittle or ductile materials, the latter may affect the fracture behavior itself hence predictions simply using Griffith theory may deviate from experience. In this context, we investigated the influence of higher order linear elastic fracture mech... |
| Journal | 2022 | Non-uniqueness, stability and bifurcation analyses in elasto-viscoplastic boundary value problems with no inertia, Huan Wang, Panagiotis Kotronis, Giulio Sciarra, International Journal of Engineering Science, Vol. 177, number 103714, issue 4 (2022), doi:10.1016/j.ijengsci.2022.103714 | The article focuses on non uniqueness, bifurcation and stability conditions in elasto viscoplastic boundary value problems when inertia terms are neglected. Analytical and numerical studies are presented to investigate the capability of an elasto viscoplastic model to regularize the behavior in the occurrence of strain localization with respect to number of strain bands formed and mesh dependency.... |
| Journal | 2022 | Enhanced Modeling of Water Diffusion in Natural Fibers: Application to Diss Fibers, Mustapha Nouri, Mahfoud Tahlaiti, Abdelkader Meroufel, Frederic Grondin, Journal of Natural Fibers, Vol. 19, issue 14, pp. 9259-9268 (2022), doi:10.1080/15440478.2021.1982817 | Water diffusion through natural fibers represents an important aspect with regard to the integrity of biocomposites. Usually, diffusion model is defined assuming circular fiber cross sections, while microscopic analysis findings revealed other geometries. This was found to affect the modeling of water transport through fibers and provide a gap versus experimental data. This work aims to present a ... |
| Journal | 2024 | A thermomechanical investigation of textured Magnesium in an effort to validate crystal plasticity simulations, Necdet Ali Ozdur, Sefer Can Erman, Rian Seghir, Laurent Stainier, C. Can Aydiner, Procedia Structural Integrity, Vol. 61, pp. 277-284 (2024), doi:10.1016/j.prostr.2024.06.035 | Magnesium is among the lightest structural metals with a high strength to weight ratio. A widespread adoption of magnesium alloys in the industry, however, is impeded by its unorthodox mechanical behavior. The vast differences between activation energies of the slip systems in HCP magnesium, combined with profuse (and abrupt) activity of tensile twinning leads to an extreme plastic anisotropy. On ... |
| Journal | 2024 | Path differences between quasistatic and fatigue cracks in anisotropic media, Xinyuan Zhai, Thomas Corre, Ataollah Mesgarnejad, Alain Karma, Veronique Lazarus, Physical Review E, Vol. 110, issue 6 (2024), doi:10.1103/PhysRevE.110.L063001 | We report experimental observations demonstrating that, in anisotropic media, fatigue cracks under cyclic loading follow strikingly different paths than quasistatic cracks under monotonic loading. We find a qualitatively similar behavior in a computational model, which suggests that this path difference is a general phenomenon. In both experiments and computations, quasistatic cracks follow paths ... |
| Journal | 2023 | In Situ Tensile Testing under High-Speed Optical Recording to Determine Hierarchical Damage Kinetics in Polymer Layers of Flax Fibre Elements, Emmanuelle Richely, Johnny Beaugrand, Michel Coret, Christophe Binetruy, Pierre Ouagne, Alain Bourmaud, Sofiane Guessasma, Polymers, Vol. 15, number 2794, issue 13 (2023), doi:10.3390/polym15132794 | This study aims at better understanding the damage and fracture kinetics in flax fibre elements at both the unitary and bundle scales, using an experimental setup allowing optical observation at high recording rate in the course of tensile loading. Defects and issues from flax unitary fibre extraction are quantitated using polarized light microscopy. Tensile loading is conducted according to a par... |
| Journal | 2021 | Extending High Value Components Performances with Additive Manufacturing: Application to Naval Applications, Matthieu Rauch, Gatien Pechet, Jean Yves Hascoet, Guillaume Ruckert, Solid State Phenomena, Vol. 319, pp. 58-62 (2021), doi:10.4028/www.scientific.net/SSP.319.58 | Additive Manufacturing (AM), consists of depositing material in successive layers to obtain the desired part. The parts produced by AM can thus adopt geometries inaccessible by conventional manufacturing means, for example hollow or lattice structures which considerably reduce their weight while keeping or even improving their mechanical properties. Among the many existing processes, Wire Arc Addi... |
| Journal | 2025 | Measurement, self-similarity, and TNT equivalence of blasts from exploding wires, A. Morsel, F. Masi, P. Kotronis, I. Stefanou, Shock Waves, Vol. 35, issue 1, pp. 17-35 (2025), doi:10.1007/s00193-024-01209-x | Reduced scale experiments offer a controlled and safe environment for studying the effects of blasts on structures. Traditionally, these experiments rely on the detonation of solid or gaseous explosive mixtures, with only limited understanding of alternative explosive sources. This paper presents a detailed investigation of the blasts produced by exploding aluminum wires for generating shock waves... |
| Journal | 2020 | Remapping-free variational h-adaption for strongly coupled thermo-mechanical problems, Rohit Pethe, Thomas Heuze, Laurent Stainier, Finite Elements in Analysis and Design, Vol. 176, number 103435, issue 1 (2020), doi:10.1016/j.finel.2020.103435 | A mesh adaption approach for strongly coupled problems is proposed, based on a variational principle. The adaption technique relies on optimality properties of an energy like potential and is hence free from error estimates and the associated computational cost. According to the saddle point nature of this variational principle, a staggered solution approach appears more natural and leads to separ... |
| Journal | 2024 | An Ecologically Consistent Model of Growth for Hard-Bodied Marine Organisms, Cian Warby, Frederic Dias, Franck Schoefs, Vikram Pakrashi, Journal of Marine Science and Engineering, Vol. 12, number 2067, issue 11 (2024), doi:10.3390/jmse12112067 | There are several factors to account for marine growth including but not limited to temperature, salinity, chlorophyll a content, existing species in the environment and predating. This paper proposes a model of biological growth for hard species on marine structures, which can be compatible with site specific and realistic ecology while also being able to translate the results for analyses linked... |
| Journal | 2023 | Semi-automatic segmentation of pelvic bone tumors: Usability testing, Luciano Vidal, Vincent Biscaccianti, Henri Fragnaud, Jean Yves Hascoet, Vincent Crenn, Annals of 3D Printed Medicine, Vol. 9, number 100098, issue 6 (2023), doi:10.1016/j.stlm.2022.100098 | In this study, we focus on studying inter user variability of a semi automatic image processing pipeline used for 3D model production and subsequent PSI design in pelvic tumor resection. Six retrospective cases of pelvic bone tumors were segmented. Three different users (trained engineer (TE), orthopedic student (OS), expert orthopedic surgeon (OE)) performed multimodal semi automatic segmentation... |
| Book section | 2021 | Development of Analytical Formulae to Determine the Response of Submerged Composite Plates Subjected to Underwater Explosion, Ye Pyae Sone Oo, Herve Le Sourne, Olivier Dorival, Practical Design of Ships and Other Floating Structures, Vol. 64, pp. 270-290, ISBN:[9789811546716], Springer Singapore (2021), doi:10.1007/978-981-15-4672-3_17 | Closed form analytical formulae are developed to analyze the bending response of submerged composite rectangular plates subjected to underwater explosions (UNDEX). These explosions are supposed to occur at a sufficiently large stand off distance so that a uniformly distributed pressure pulse can be applied and the corresponding bubble effects can be ignored. The plate is considered in an air backe... |
| Book | 2024 | Probabilistic modeling of chloride diffusion in repaired reinforced concrete structures, Quynh Chau Truong, Charbel Pierre El Soueidy, Emilio Bastidas-Arteaga, ISBN:[9780443134715, 9780443134708], Elsevier (2024), doi:10.1016/B978-0-443-13470-8.00008-3 | The durability of reinforced concrete (RC) structures is a crucial aspect of infrastructure maintenance, as it directly affects the safety and serviceability of these structures. Therefore, it is of utmost importance to understand the degradation processes and develop appropriate repair strategies. However, probabilistic modeling of degradation processes in repaired concrete structures is still at... |
| Journal | 2025 | miniBLAST: A Novel Experimental Setup for Laboratory Testing of Structures Under Blast Loads, A. Morsel, F. Masi, E. Marche, G. Racineux, P. Kotronis, I. Stefanou, Experimental Techniques, Vol. 52, number 2708, issue 9 (2025), doi:10.1007/s40799-024-00771-4 | We present a novel experimental setup called miniBLAST, which enables systematic and repeatable laboratory tests of structures subjected to blast loads. The explosive source is based on the discharge of high electrical loads on a thin conductor, producing repeatable blast type shock waves of controlled intensity. Conducting blast experiments under safe laboratory conditions offers significant adva... |
| Journal | 2024 | Fracture behavior of brittle particulate composites consisting of a glass matrix and glass or ceramic particles with elastic property mismatch, Tanguy Lacondemine, Julien Moriceau, Theany To, Patrick Houizot, Fabrice Celarie, Dusan Galusek, Jozef Kraxner, Marion Vandenhende, Gaelle Delaizir, Raphael Langlois, Julien Rethore, Jerome Adrien, Eric Maire, Tanguy Rouxel, Materialia, Vol. 38, number 102278, issue 10 (2024), doi:10.1016/j.mtla.2024.102278 | The aim of this work is two fold: i) elaborating dense and transparent inorganic glass composites with improved fracture properties, and ii) testing the theoretical analysis proposed in [1] and based on Poisson's ratio mismatch. Particulate composites, consisting of glass or ceramic particles embedded in a soda lime silica glass matrix, were synthesized and their fracture behavior was studied by m... |
| Journal | 2022 | Impact strength of thermally aged double lap adhesively bonded joints, Marleine Morcos, Georges Challita, Vincent Legrand, Khaled Khalil, Pascal Casari, International Journal of Adhesion and Adhesives, Vol. 112, number 103029, issue 1415 (2022), doi:10.1016/j.ijadhadh.2021.103029 | In this paper deep investigations and full characterization of SA 70 epoxy's properties as a bulk material and as an adhesive in a bonded assembly, are performed. Those properties are essential for an industrial or a supplier and whose determination is not at all obvious. Double lap bonded steel SA 70 epoxy assemblies were prepared and then thermally aged within a wide interval of temperatures up ... |
| Journal | 2020 | Stability of the stationary solutions of the AllenCahn equation with non-constant stiffness, Paolo Butta, Emilio N.M. Cirillo, Giulio Sciarra, Wave Motion, Vol. 98, number 102641 (2020), doi:10.1016/j.wavemoti.2020.102641 | We study the solutions of a generalized AllenCahn equation deduced from a Landau energy functional, endowed with a non constant higher order stiffness. We assume the stiffness to be a positive function of the field and we discuss the stability of the stationary solutions proving both linear and local non linear stability.... |
| Journal | 2022 | Performance of chemical substance inhibitors on the surface between steel rebar and concrete, Ahmed Elshami, Stephanie Bonnet, Abdelhafid Khelidj, Mohammad Farouk Abdelmagied, European Journal of Environmental and Civil Engineering, Vol. 26, issue 15, pp. 7553-7571 (2022), doi:10.1080/19648189.2021.2003251 | Corrosion inhibitors effects on concrete microstructure, transport characteristics, and rebar corrosion are determined. The impact of admixing corrosion inhibitor in Portland cement based concrete on transport characteristics is investigated experimentally in this article. An organic corrosion inhibitor AMA, chemical substance inhibitors MFP and a nitrite based inhibitor CNI were tested as corrosi... |
| Book | 2024 | Introduction to Reinforcement Learning with Applications in Geomechanics, Alexandros Stathas, Diego Gutierrez-Oribio, Ioannis Stefanou, ISBN:[9781789451931, 9781394325665], Wiley (2024), doi:10.1002/9781394325665.ch4 | Reinforcement learning (RL) is a subfield of machine learning (ML) that focuses on the development of software agents that are capable of making optimal decisions in dynamic and uncertain environments. This chapter introduces the fundamental components of RL and their relations to the Bellman equations and presents an example on policy iteration: a miner trapped inside a trembling mine finding his... |
| Journal | 2023 | Experimental Study of the Mechanical Behavior of Polyvinyl Chloride Foam under Shear Stress, Karim Mharsi, Jamal Fajoui, Pascal Casari, Mohamed Kchaou, Journal of Materials Engineering and Performance, Vol. 32, issue 17, pp. 7879-7894 (2023), doi:10.1007/s11665-022-07672-w | The development of modern technologies requires the use of materials with high mechanical properties specific to their use, but with low densities. Composite materials with sandwich structure meet the above requirements, due to their low density, high strength, high rigidity and excellent durability. Despite of their advantages, sandwich structure is rather sensitive to failure by shear load of th... |
| Book section | 2023 | Comparison of Machine Learning Algorithms for the Prediction of the External Sulphate Attack Resistance of Blended Cements, Abdelhamid Hafidi, Benoit Hilloulin, Sonia Boudache, Umunnakwe Rejoice, Ahmed Loukili, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 44, pp. 725-735, ISBN:978-3-031-33186-2, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33187-9_67 | Using supplementary cementitious materials (SCM) can help increase the sulphate resistance of cement blends. However, formulating sulphate resistant materials with increasing amounts of SCM is challenging, and the required standard tests last several months. Therefore, creating new tools that can be easily applied and understandable could help develop novel materials in the future. Machine learnin... |
| Journal | 2021 | Temporal analysis of the performance of an elevated concrete tank considering the corrosion of the steel reinforcement, Nassima Miloudi, Karima Bouzelha, Hocine Hammoum, Younes Aoues, Ouali Amiri, Frattura Ed Integrita Strutturale, Vol. 15, issue 56, pp. 94-114 (2021), doi:10.3221/IGF-ESIS.56.08 | Reinforced concrete water storage tanks are civil engineering structures subject to very aggressive atmospheric conditions that expose them to harmful corrosion risk. This dangerous phenomenon caused by the penetration of chloride ions causes pitting corrosion and leads to the reduction of the section of the reinforcements and consequently to the loss of strength and the structure performance. In ... |
| Journal | 2025 | Discussion on mechanical and structural analysis of metakaolin-based one-part geopolymers with the addition of magnesium oxide by Zhang et al. (2025), Shaswat Kumar Das, Construction and Building Materials, Vol. 505, number 144744 (2025), doi:10.1016/j.conbuildmat.2025.144744 | This article presents a discussion on the paper by Zhang et al. (2025), published in this journal, which investigates the effect of reactive MgO on one part Na based geopolymers prepared using metakaolin and silica fume as precursor materials. The authors of the original study attributed the high compressive strength observed to the formation of magnesium silicate hydrate (M S H) type gels, primar... |
| Book section | 2021 | Response of composite plates in air-backed and water-backed conditions subjected to a far-field underwater explosion, Y. P.Sone Oo, H. Le Sourne, O. Dorival, Vol. 2021, pp. 74-84 (2021), doi:10.1201/9781003230373-9 | A semi analytical design tool is introduced for a rapid analysis of the interaction of a plane shock wave generated by a far field underwater explosion and the submerged orthotropic plate in both airbacked and water backed conditions. An efficient numerical scheme called a Nonstandard Finite Difference (NSFD) is adapted to solve the coupled fluid structure equations involving the first order Doubl... |
| Journal | 2025 | Shape Measurements of Lattice Materials from Few X-Ray Radiographs Using the 3D Virtual Image Correlation (3D-VIC) Method, L. Calmettes, M. L.M. Francois, J. Rethore, Experimental Mechanics, Vol. 466, number 2495, issue 3 (2025), doi:10.1007/s11340-024-01116-3 | Background: the development of additive manufacturing technologies (3D printing) has made it possible to manufacture complex structures such as architected materials. However, traditional inspection methods are not suited to these materials, which require volume inspection to examine their internal structure. Objective: the aim is to provide a 3D shape measurement method based on the initial compu... |
| Journal | 2022 | Influence of the mechanical and geometrical parameters on the cellular uptake of nanoparticles: A stochastic approach, Sarah Iaquinta, Shahram Khazaie, Elena Ishow, Christophe Blanquart, Sylvain Freour, Frederic Jacquemin, International Journal for Numerical Methods in Biomedical Engineering, Vol. 38, number 525, issue 6 (2022), doi:10.1002/cnm.3598 | Nanoparticles (NPs) are used for drug delivery with enhanced selectivity and reduced side effect toxicity in cancer treatments. Based on the literature, the influence of the NPs mechanical and geometrical properties on their cellular uptake has been studied through experimental investigations. However, due to the difficulty to vary the parameters independently in such a complex system, it remains ... |
| Proceedings | 2020 | Coupled NIRT/3D-DIC for a FEMU Identification of the Thermo-Mechanical Behavior of Zr-4 Claddings Under Simulated Reactivity Initiated Accident, T. Jailin, N. Tardif, J. Desquines, M. Coret, M. C. Baietto, T. Breville, P. Chaudet, V. Georgenthum, Conference Proceedings of the Society for Experimental Mechanics Series, pp. 41-47, ISBN:[9783030300975], Springer International Publishing (2020), doi:10.1007/978-3-030-30098-2_7 | Nowadays, full field measurements techniques enable heterogeneous experiments to be performed without the need of averaging assumptions. The richness and the quantity of recording data obtained by these techniques led to the development of robust identification methods, such as the finite element model updating (FEMU) technique. However, it is still difficult to measure both kinematic and thermal ... |
| Journal | 2025 | Printing with earth: characterizing local soils for sustainable 3D construction, Yameng Ji, Philippe Poullain, Nordine Leklou, Materials and Structures Materiaux Et Constructions, Vol. 58, number 347, issue 9 (2025), doi:10.1617/s11527-025-02828-1 | Additive manufacturing is increasingly being recognized as transformative in the field of sustainable construction, with raw earth emerging as an attractive building material due to its abundance and minimal environmental impact. However, despite growing interest, no standardized framework currently exists for selecting and characterizing soils suitable for 3D printing, and previous research has e... |
| Book section | 2022 | Ship collision events against reinforced concrete offshore structures, L. Marquez, P. Rigo, H. Le Sourne, Vol. 2022, pp. 245-253 (2022), doi:10.1201/9781003230373-29 | The number of Floating Offshore Wind Turbines (FOWT) is expected to increase significantly in the coming years to face the challenges of the current global decarbonization policies. The use of materials such as Reinforced Concrete in the floating substructures becomes then attractive for reducing both maintenance and chain manufacturing costs, as seen in different industrial scale prototypes such ... |
| Book section | 2023 | A Benchmarking of Slag Blended Cement Hydration Models, Jack Atallah, Harifidy Ranaivomanana, Francois Bignonnet, Stephanie Bonnet, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 43, pp. 23-33, ISBN:978-3-031-33210-4, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33211-1_2 | Several slag blended cement hydration models widely used in the cement research field are benchmarked in this work, with a focus on their hypothesis, assets and drawbacks. The effect of slag on the hydrating mixture and the hydration products composition and quantities is considered. Different cement hydration models are presented in this study: analytical models such as Chen & Brouwers and Kolani... |
| Journal | 2024 | Design of Alkali-Activated Materials and Geopolymer for Deep Soilmixing: Interactions with Model Soils, Faten Souayfan, Emmanuel Roziere, Michael Paris, Dimitri Deneele, Ahmed Loukili, Christophe Justino, Materials, Vol. 17, number 3783, issue 15 (2024), doi:10.3390/ma17153783 | This study focuses on the use of alkali activated materials and geopolymer grouts in deep soilmixing. Three types of grouts, incorporating metakaolin and/or slag and activated with sodium silicate solution, were characterized at different scales to understand the development of their local structure and macroscopic properties. The performance of the soilmix was assessed by using combinations of th... |
| Book section | 2021 | Stochastic Carbon Dioxide Forecasting Model for Concrete Durability Applications, Bassel Habeeb, Emilio Bastidas-Arteaga, Helena Gervasio, Maria Nogal, 18th International Probabilistic Workshop, Vol. 153, pp. 753-765, ISBN:[9783030736156], Springer International Publishing (2021), doi:10.1007/978-3-030-73616-3_58 | Over the Earths history, the climate has changed considerably due to natural processes affecting directly the earth. In the last century, these changes have perpetrated global warming. Carbon dioxide is the main trigger for climate change as it represents approximately up to 80% of the total greenhouse gas emissions. Climate change and concrete carbonation accelerate the corrosion process increasi... |
| Journal | 2024 | Contribution to Adjustment of Partial Safety Factors for RC Water Tank Design, Karima Bouzelha, Hocine Hammoum, Amar Aliche, Younes Aoues, Ouali Amiri, Structural Engineering International, pp. 1-10 (2024), doi:10.1080/10168664.2024.2318320 | Traditionally, the optimisation of civil engineering structures is conducted by a deterministic approach based on global safety factors recommended by the dimensioning codes, such as the Algerian seismic code (RPA) and the Eurocode (EN 1990). These factors are applied to take into account the uncertainties related to the most important parameters of the structure as well as the actions and their e... |
| Proceedings | 2022 | Tracking for a Wave Equation Using Homogeneous Boundary Control, Diego Gutierrez-Oribio, Yury Orlov, Ioannis Stefanou, Franck Plestan, 2022 European Control Conference Ecc 2022, pp. 963-968, ISBN:[9783907144077], IEEE (2022), doi:10.23919/ECC55457.2022.9838048 | In this paper, a wave equation with control input in one of its boundaries is considered. Using a Lyapunov approach, the control is designed as a homogeneous algorithm to drive the states to a vicinity of a reference signal, achieving exponential Input to State Stability of the closed loop system. This homogeneity based tracking control strategy is evaluated in a simplified earthquake model, allow... |
| Journal | 2024 | An implicit consideration of fluid flow in the calculation of drying shrinkage of porous materials: Case of saturated concrete in low humidity environment, Yuliang Zou, Mazen Saad, Frederic Grondin, Syed Yasir Alam, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 48, issue 2, pp. 496-516 (2024), doi:10.1002/nag.3647 | The drying shrinkage of porous materials is significantly dependent on external relative humidity ((Formula presented.)). The perspective of temperature increase due to the climate change will accentuate the drying phenomenon in structures in lands and cities. The evolution of shrinkage can be determined by equivalent pore pressure consisting of capillary pressure (Formula presented.), disjoining ... |
| Journal | 2025 | Replication of an intervertebral disc using an in-house bioprinter: A proof-of-concept study, Emmaelle Carrot, Perrine de Villemagne, Paul Humbert, Sebastien Grastilleur, Benoit Rosa, Boris Halgand, Yoan Le Guennec, Johann Clouet, Vianney Delplace, Pierre Weiss, Franck Halary, Jean Yves Hascoet, Marion Fusellier, Luciano Vidal, Jerome Guicheux, Catherine Le Visage, International Journal of Bioprinting, Vol. 0, number 5021, issue 0 (2025), doi:10.36922/ijb.5021 | The intervertebral disc, a fibro cartilaginous structure, contains a gelatinous core (nucleus pulposus) surrounded by collagen fiber lamellae (annulus fibrosus). Intervertebral disc degeneration leads to a debilitating disorder, and new treatments are currently being developed. Unfortunately, conventional monolayer invitromodels fail to predict the clinical efficacy of novel therapies accurately. ... |
| Journal | 2022 | Relation between durability and mechanical properties on glass fiber reinforced slag-based geopolymer, Lais Alves, Nordine Leklou, Silvio de Barros, Proceedings of the Institution of Mechanical Engineers Part L Journal of Materials Design and Applications, Vol. 236, issue 7, pp. 1431-1442 (2022), doi:10.1177/14644207211043870 | This work seeks to improve the understanding of the durability of pure slag based geopolymer composites containing glass fibers. Degradation by attack of saline mist, simulated by the salt spray essay, was carried out for a period of 30 days. The test simulates the conditions found in the sea and nearby environments. The chamber works at relative humidity 97%, by nebulizing sodium chloride solutio... |
| Journal | 2023 | Statistical properties of effective elastic moduli of random cubic polycrystals, Ningyue Sheng, Shahram Khazaie, Mathilde Chevreuil, Sylvain Freour, Mechanics and Industry, Vol. 24, number 33, issue 2 (2023), doi:10.1051/meca/2023030 | The homogenized elastic properties of polycrystals depend on the grain morphology and crystallographic orientations. For simplification purposes, the orientations of the grains are usually considered three independent Euler angles. However, experimental investigations reveal spatial correlations in these angles. The Karhunen Loeve expansion is used to generate random fields of Euler angles having ... |
| Journal | 2025 | Enforcement of the irreversibility condition in the phase field damage model: Influence of the history variable approximation, Abdelmalek Barki, Jihed Zghal, Laurent Gallimard, Isabelle Bruant, Nicolas Chevaugeon, Luc Davenne, Engineering Fracture Mechanics, Vol. 328, number 111518, issue 8 (2025), doi:10.1016/j.engfracmech.2025.111518 | The phase field damage model has been widely used in recent decades, based on regularizing the local variational problem (Griffith criterion revisited). This original phase field damage model must satisfy the irreversibility condition of cracks, so a constrained variational inequality must be solved. Interest in this method within the mechanical community grew after the publication of Miehe et al.... |
| Journal | 2026 | Influence of grain size distribution type on statistical moments of ultrasonic attenuations and phase velocities in random polycrystals, Ningyue Sheng, Shahram Khazaie, Mathilde Chevreuil, Sylvain Freour, Ultrasonics, Vol. 157, number 107800, issue 3 (2026), doi:10.1016/j.ultras.2025.107800 | This study investigates the sensitivity of ultrasonic phase velocity and attenuation statistics to grain size distribution types, specifically monomodal and bimodal, in cubic finite sized polycrystals with identical overall arithmetic or volumetric grain size statistics. A large ensemble of synthetic polycrystalline microstructures was generated, and their ultrasonic responses were computed using ... |
| Journal | 2023 | Modelling the Flexural Hysteresis Behaviour of Bretelle Dampers Based on a Quasi-Static Bending Test, Shima Zamanian, Sebastien Langlois, Alex Loignon, Alireza Ture Savadkoohi, Marc L.M. Francois, IEEE Transactions on Power Delivery, Vol. 38, issue 6, pp. 4081-4089 (2023), doi:10.1109/TPWRD.2023.3307907 | Bretelle dampers are made of slack conductor pieces that are used to mitigate aeolian vibration amplitudes. Under cyclic and dynamic excitation, inter strand friction in slack conductors causes a significant flexural hysteresis leading to the dissipation of high amounts of energies. The objective of this work is to study the flexural hysteresis of three types of slack conductors based on quasi sta... |
| Book | 2024 | Preface, Ioannis Stefanou, Felix Darve, ISBN:[9781789451931, 9781394325665], [9781789451924, 9781394325634] (2024) | |
| Book | 2021 | Macroelements for soil-structure interaction, Diana Salciarini, Stephane Grange, Claudio Tamagnini, Panagiotis Kotronis, ISBN:[9781786307989, 9781119887690], Wiley (2021), doi:10.1002/9781119887690.ch4 | This chapter shows the potentiality offered by the macroelements for the quantitative evaluation of soil structure interaction (SSI) effects and compares the two alternative approaches in the formulation of macroelements (based on elastoplasticity and hypoplasticity). It presents the concept of generalized forces. The chapter provides the general formulation of the incremental constitutive equatio... |
| Journal | 2026 | A New Analytical Model for Progressive Damage in CFRP Composite Beams Under Low-Velocity Impact, Ramzi Othman, Usama Khashaba, Polymer Composites, Vol. 4, number 194 (2026), doi:10.1002/pc.70479 | Low velocity impact (LVI) on carbon fiber reinforced polymer (CFRP) composite structures is a critical concern in the aerospace and automotive industries due to its potential to induce internal damage while leaving minimal external signs. This study proposes a simplified but powerful analytical mass spring model capable of accurately predicting the mechanical response of composite beams under LVI ... |
| Journal | 2025 | Nearly complete strain-induced phase transformation in cold-rolled pure cobalt, Ines Addi, Pierre Antoine Dubos, Baptiste Girault, David Gloaguen, Next Materials, Vol. 9, number 101109 (2025), doi:10.1016/j.nxmate.2025.101109 | The aim of this study is to investigate the effect of high strain levels, achieved through cold rolling, on the strain induced phase transformation in cobalt, from the Face Centred Cubic (FCC) phase to the Hexagonal Close Packed (HCP) one. The samples were cold rolled at various reduction ratios and their surfaces were analysed using Electron BackScattered Diffraction (EBSD), which provides miscel... |
| Journal | 2025 | On the formulation and convergence of Data-Driven Identification, Adrien Leygue, Comptes Rendus Mecanique, Vol. 353, issue G1, pp. 761-773 (2025), doi:10.5802/crmeca.303 | Background: The Data Driven Identification(DDI) method is a model free approach to the identification of the mechanical stress in parts subject to statically indeterminate stress states. Although the method has been applied in many studies, no theoretical analysis of its convergence has been proposed so far. Purpose: The aim of this manuscript is to propose a first study of the DDI properties in o... |
| Journal | 2024 | Classification of whispering gallery modes for cladded systems, Corentin Guigot, Dominique Leduc, Yann Lecieux, Optics and Laser Technology, Vol. 174, number 110572, issue 2 (2024), doi:10.1016/j.optlastec.2024.110572 | A classification of whispering gallery modes has been proposed between three types : core modes, cladding modes and composed modes. While core modes or cladding modes are interesting to generate with a sensor purpose, composed modes propagate in both core and coating and therefore should be avoided. In this paper, a theoretical and numerical study of modes insensitive to environment has been made.... |
| Journal | 2025 | Transatlantic Coastal Community Voices on Floating Offshore Wind Farms With Artificial Reefs, Antoine Dubois, Alison Bates, Angela Lin, Franck Schoefs, Pierre Alexandre Mahieu, Wind Energy, Vol. 28, number 11, issue 6 (2025), doi:10.1002/we.70021 | In the United States (US) and in France, offshore wind farms (OWFs) and floating offshore wind farms (FOWFs) have faced political concerns and, in some cases, strong stakeholder opposition. Respecting the views of local communities is critical for a socially responsible energy transition. The development of such projects should also minimize impacts on the environment. This study aimed to assess a... |
| Journal | 2021 | Investigation of the reversible response of track ballast considering complementary approaches, Olivier Chupin, Jean Michel Piau, Antoine Martin, Christophe Dano, Pierre Yves Hicher, Transportation Geotechnics, Vol. 26, number 100436, issue 6 (2021), doi:10.1016/j.trgeo.2020.100436 | This paper aims at showing that the reversible behavior of track ballast can be reasonably modeled by a homogeneous elastic layer in the computation of the reversible dynamic response of railway structures subjected to moving train loads. To accomplish this, 2D simulations by means of the discrete element method (DEM) and triaxial tests were carried out. Importantly, these two approaches were perf... |
| Journal | 2023 | Interface Shear Behavior of MGS-1 and JEZ-1 Martian Regolith Simulants, Kexin Yin, Roxana Vasilescu, Jian Meng, An Chen, Journal of Aerospace Engineering, Vol. 36, number 469, issue 6 (2023), doi:10.1061/JAEEEZ.ASENG-4671 | The mechanical behavior of Martian regolith structure interfaces is of great significance for the design of Mars rover and excavation tools, as well as for infrastructure construction for Mars exploration. This paper aims to understand the basic interface response of MGS 1 and JEZ 1 Martian simulants. The characteristics of simulant simulant and simulant steel interface are investigated by a direc... |
| Journal | 2025 | Sulfate attack of deep foundation concrete: New testing method and influence of temperature on degradation mechanism, Faten Souayfan, Farah Kaddah, Sonia Boudache, Stephane Guerineau, Christophe Justino, Emmanuel Roziere, Case Studies in Construction Materials, Vol. 23, number e05368, issue 34 (2025), doi:10.1016/j.cscm.2025.e05368 | Thaumasite attack presents a significant concern within the domain of deep soil foundation construction. In these exposure conditions, concrete is exposed to sulfate rich groundwater from the fresh state, hence the need for specific durability testing procedure. The use of supplementary cementitious materials (SCM) has long been a way to prevent external sulfate attack. The specific degradation du... |
| Journal | 2023 | Fingering and strain localization in porous media during imbibition processes, Mohammed Zaim, Siddhartha Harsha Ommi, Frederic Collin, Panagiotis Kotronis, Giulio Sciarra, International Journal for Numerical Methods in Engineering, Vol. 124, issue 16, pp. 3554-3581 (2023), doi:10.1002/nme.7261 | Fingered infiltration of a wetting fluid through a porous network is a widely studied subject in the field of fluid mechanics. However, the effect of this heterogeneous percolation on the response of granular materials, in particular fine grained soils, is a poorly investigated and badly understood topic which deserves deep analysis, considering, among others, possible applications in soil remedia... |
| Journal | 2026 | A new correlation model for ultrasonic attenuation in polycrystals with broad grain size distributions, Ningyue Sheng, Shahram Khazaie, Ultrasonics, Vol. 160, number 107924, issue 3 (2026), doi:10.1016/j.ultras.2025.107924 | Ultrasonic characterization of polycrystalline materials is traditionally based on a single exponential two point correlation function (TPCF). However, industrial metallic polycrystals often exhibit a wide grain size distribution, for which the classical analytical scattering induced attenuation frameworks fail to reproduce the experimental measurements. In this paper, we introduce a new closed fo... |
| Journal | 2026 | Efficient time-dependent fatigue reliability assessment accounting for material variability in steel structures, Valentine Rey, Clement Freyssinet, Franck Schoefs, Reliability Engineering and System Safety, Vol. 265, number 111536, issue 3 (2026), doi:10.1016/j.ress.2025.111536 | For steel structures with highly variable number of cycles to failure and when the load history is the output of a complex stochastic process, assessing fatigue damage with time is challenging. In this article, non linear accumulation damage model available in literature is considered. With this model, the history of loading, that is to say the order or cycles, is taken into account. Using this mo... |
| Proceedings | 2023 | Time delay effect in the dynamic response of submerged cylinder subjected to an underwater explosion, Proceedings of the 9th International Conference on Marine Structures (MARSTRUCT 2023, Gothenburg, Sweden, 3-5 April 2023), Y. P.Sone Oo, H. Le Sourne, K. Brunelliere, Advances in the Analysis and Design of Marine Structures Proceedings of the 9th International Conference on Marine Structures Marstruct 2023, pp. 669-677, ISBN:[9781032506364], CRC Press (2023), doi:10.1201/9781003399759-74 | The plate model previously proposed by the authors is extended to a simply supported closed circular cylinder subjected to a far field underwater explosion. A Double Fourier Series is used to solve the classic shell equations and then the resulting structural equation is coupled with the Plane Wave Approximation (early time model) and the first order Doubly Asymptotic Approximation (DAA1), an earl... |
| Book section | 2020 | Hydration and Durability of Ternary Binders Based on Metakaolin and Limestone Filler, Emmanuel Roziere, Gildas Medjigbodo, Laurent Izoret, Ahmed Loukili, Calcined Clays for Sustainable Concrete, Vol. 25, pp. 673-681, ISBN:978-981-15-2805-7, Springer Singapore (2020), doi:10.1007/978-981-15-2806-4_75 | The combination of Portland cement and mineral additions allows reducing the carbon footprint of cement based materials and improving their resistance to several environmental actions. The development of binary binders is limited by the reactivity of pozzolanic materials at high substitution levels and the availability of industrial by products such as slags and fly ash. Thus, it is necessary to d... |
| Journal | 2023 | An Experimental Investigation on Shear Strength, Deformation, and Particle Breakage of Carbonate Sand-Concrete Interface through Direct Shear Tests Subjected to Monotonic-Cyclic Thermal Loadings, Kexin Yin, Roxana Vasilescu, Journal of Materials in Civil Engineering, Vol. 35, number 1, issue 11 (2023), doi:10.1061/JMCEE7.MTENG-15734 | This paper presents the influence of temperature on the shear response of the carbonate sand concrete interface to better understand the behavior of energy piles drilled in sandy soils. Direct shear tests were performed on a carbonate sand concrete interface under monotonic (8°C, 13°C, and 18°C) and cyclic (8°C 18°C) thermal loadings. The monotonic temperature has no impact on the shear stress mob... |
| Journal | 2024 | Reliability Analysis of the Slope Stability of Homogeneous Earth Dam under Seismic Loading, Lynda Belazouz, Karima Bouzelha, Hocine Hammoum, Ouali Amiri, Nacim Khelil, Periodica Polytechnica Civil Engineering, Vol. 68, issue 1, pp. 107-121 (2024), doi:10.3311/PPci.22537 | Earth dams are widespread throughout the world and their safety is the overriding concern of civil engineers, especially in regions with high seismic activity. This contribution presents a deterministic and reliability based approach of the slope stability analysis of homogeneous earth dam under seismic loading. The hydrostatic loading as well as the saturation line in the dam body is considered f... |
| Journal | 2024 | IMPACT OF A VARIATION IN WIRE FEED SPEED ON DEPOSITS FROM THE WIRE ARC ADDITIVE MANUFACTURING (WAAM), Alizee Remy, Uzoma Vincent Nwankpa, Matthieu Rauch, Jean Yves Hascoet, Guillaume Ruckert, Journal of Machine Engineering, Vol. 24, issue 2, pp. 117-128 (2024), doi:10.36897/jme/188308 | Metal Additive Manufacturing (MAM) is one of the innovative industrial technologies of the last decade, which presents some benefits as compared to traditional manufacturing techniques. MAM is faster, less expensive, and allow the manufacturing of large, complex components than casting, foundry etc. Understanding the influence of process parameters on the deposited matter and material characterist... |
| Journal | 2025 | Impact of flow direction and soil characteristics on suffusion susceptibility: Analyzing soil resistance and filtration effects, Dinh Minh Tran, Didier Marot, Fateh Bendahmane, Rachel Gelet, Geomechanics for Energy and the Environment, Vol. 42, number 100657, issue 5 (2025), doi:10.1016/j.gete.2025.100657 | Most suffusion tests described in the literature are performed by applying a vertical flow to homogenous specimens, whereas on site, the flow can be in another direction and the soil may display local variations of density and grain size distribution. A series of suffusion tests are performed with a multi direction flow device, under vertical or horizontal flow. Two cohesionless soils which slight... |
| Journal | 2025 | Directional Corrosion Behavior of Cold-Rolled and Annealed 304L Stainless Steel: Role of Residual Stress and Phase Transformation, Mokded Bachani, Abdelali Hayoune, Jamal Fajoui, Pierre Antoine Dubos, Steel Research International, Vol. 38, number 154 (2025), doi:10.1002/srin.202401046 | This study examines the microstructural evolution, phase transformation, and corrosion behavior of 304L stainless steel after 50% cold rolling and annealing within a temperature range of 400850 °C. X ray diffraction, scanning electron microscopy, and cyclic potentiodynamic polarization in 0.6 M NaCl are employed for analysis. Cold rolling induces significant martensitic transformation (62% volume ... |
| Journal | 2020 | On the use of Cox regression for statistical analysis of fatigue life results, K. Narynbek Ulu, B. Huneau, E. Verron, A. S. Beranger, P. Heuillet, Journal of Testing and Evaluation, Vol. 48, number 20180541, issue 2 (2020), doi:10.1520/JTE20180541 | The presence of scatter is inherent to fatigue life studies of materials and structures; a wide variety of statistical tools exists for analysis. Among them, Cox (proportional hazards) regression is widely encountered in survival studies of medical sciences, but has not found frequent use in fatigue of materials. Of interest is the ability to treat scatter in both applied load and fatigue life as ... |
| Proceedings | 2022 | HYDRODYNAMIC EFFECTS OF SURFACE ROUGHNESS ON CYLINDERS: LITERATURE REVIEW AND RESEARCH GAPS, Maduka Maduka, Katherine Coughlan, Sanjay Arwade, Franck Schoefs, Alison Bates, Krish Thiagarajan, Proceedings of the ASME 2022 4th International Offshore Wind Technical Conference Iowtc2022, ISBN:[9780791886618], American Society of Mechanical Engineers (2022), doi:10.1115/IOWTC2022-98886 | In recent years, several studies have been performed to assess the damages caused by marine biofouling. Marine biofouling (or marine growth) generally refers to the settlement and growth of unwanted aquatic organisms on human made structures situated in marine and estuarine environments. Regarding the continued demonstration of energy resource potential and a promising area of research by offshore... |
| Journal | 2025 | On-the-fly adaptive sampling strategy for data-driven computational mechanics: Applications to computational homogenisation, Felipe Rocha, Auriane Platzer, Adrien Leygue, Laurent Stainier, Mechanics of Materials, Vol. 207, number 105382, issue 3 (2025), doi:10.1016/j.mechmat.2025.105382 | To overcome well known drawbacks of classical phenomenological constitutive modelling of non linear heterogeneous materials, a popular approach is the so called computational homogenisation (CH), which relies on a combined description of constitutive behaviours and spatial morphology of smaller scales constituents. Their computational implementation usually encompasses two level finite element num... |
| Journal | 2024 | Modeling of Chloride Spatial Variability in a Reinforced Concrete Wharf from Onsite Measurements, Romain Clerc, Franck Schoefs, Mestapha Oumouni, Ines Othmen, Stephanie Bonnet, ASCE ASME Journal of Risk and Uncertainty in Engineering Systems Part A Civil Engineering, Vol. 10, number 1, issue 3 (2024), doi:10.1061/AJRUA6.RUENG-1214 | Chloride ingress by diffusion is the major deterioration process of reinforced concrete (RC) structures exposed to the marine environment. These structures have significant lengths or surfaces exposed to the outside environment. Due to the material variability (different concrete batches and vibration) and exposure variability, the material experiences a spatial variability of the deterioration pr... |
| Journal | 2026 | Reactive MgO enhanced carbonation resistance in Alkali-Activated Materials: Insights into Mg-bearing phase evolution and possible M-S-H formation, Shaswat Kumar Das, Yuya Suda, Cement and Concrete Composites, Vol. 170, number 106572 (2026), doi:10.1016/j.cemconcomp.2026.106572 | This study evaluates the role of reactive MgO in enhancing the carbonation resistance of fly ash blast furnace slag (FA BFS) based alkali activated materials (AAMs), with particular emphasis on phase evolution and microstructure performance relationships. Five mixtures were prepared with constant BFS content (30%) while replacing FA with 5 20% reactive MgO. Increasing MgO content significantly imp... |
| Journal | 2020 | Towards the prediction of sandwich composites durability in severe condition of temperature: A new numerical model describing the influence of material water content during a fire scenario, Juan Pablo Marquez Costa, Vincent Legrand, Sylvain Freour, Frederic Jacquemin, Materials, Vol. 13, number 5420, issue 23 (2020), doi:10.3390/ma13235420 | An advanced fire thermal model was developed to predict the evolution of the temperature and decomposition gradient across a sandwich composite structure when exposed to high temperatures (fire). This model allows the prediction of a large numbers of parameters, such as thermal expansion, gas mass storage, porosity, permeability, density, and internal pressure. The highlight of this model is that ... |
| Journal | 2024 | A numerical and experimental identification of crystallinity gradients in carbon fiber reinforced thermoplastic composites obtained by laser assisted filament winding, Anna Maria El Bayssari, Mael Peron, Anais Barasinski, Frederic Jacquemin, Federica Daghia, Damien Guillon, Journal of Composite Materials, Vol. 58, issue 3, pp. 327-342 (2024), doi:10.1177/00219983231223568 | The presence of temperature and crystallinity gradients in carbon fiberreinforced PolyEtherEtherKetone (PEEK) composite laminates, produced via laser assisted tape placement, is investigated in this paper. The manufacturing process takes place with high deposition speed and using localized laser source for heating, therefore enhancing the formation of temperature and crystallinity gradients throug... |
| Journal | 2024 | Development of accelerated test methods by electromigration to assess the risk of internal sulfate attack in heat-cured mortar and concrete, Van Huong Nguyen, Nordine Leklou, Pierre Mounanga, Construction and Building Materials, Vol. 455, number 139185 (2024), doi:10.1016/j.conbuildmat.2024.139185 | Internal sulfate attack induces the formation of delayed ettringite (DEF) in hardened cement based materials. DEF is a complex phenomenon, detrimental to the durability of concrete and which develops in the long term, depending on the temperature history of the material at early age, its composition, its physicochemical and mechanical properties, and the environmental conditions. Today, the risk a... |
| Journal | 2025 | Characterization of the cyclic hygroscopic aging behavior of balsa wood core bio-composite sandwich structures with preexisting defects in laminate skins, Yuan Wu, Jamal Fajoui, Pascal Casari, Sylvain Freour, Polymer Composites (2025), doi:10.1002/pc.30031 | Aimed at the decarbonization of marine structures under harsh humid environments, the present study explores the cyclic hygroscopic aging behavior of balsa wood core bio composite sandwich structures with manufacturing defects in Glass Fiber Reinforced Polymer (GFRP) skins. Both experimental investigations and analytical predictions are presented. Two distinct protocols were proposed to realize co... |
| Proceedings | 2020 | Dynamic ultimate strength of a container ship under sagging condition, George Jagite, Herve Le Sourne, Patrice Cartraud, Fabien Bigot, Quentin Derbanne, Sime Malenica, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 2B-2020, ISBN:[9780791884331], American Society of Mechanical Engineers (2020), doi:10.1115/OMAE2020-18198 | When technically specifying ships for the future, the following aspects are examples of what we will have even more focus on than today: bigger, lighter, and faster. Thereby, the hydro elastic type of structural response will be more and more significant. In addition, some of the recent container ships' designs are with very low values of the "minimum hogging still water bending moment."Combined w... |
| Journal | 2025 | Molecular Dynamics Study on Quartz-Indenter Shape and Depth Effects in Epoxy Interfacial Mechanics, Pengchang Wei, Zhen Yu Yin, Pierre Yves Hicher, Yuanyuan Zheng, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 49, issue 13, pp. 2949-2964 (2025), doi:10.1002/nag.4021 | The interfacial mechanical behavior between epoxy and quartz at the microscale remains inadequately understood. The quartz indenter shape and indentation depth (h |
| Journal | 2025 | Swelling pressure of clayey geomaterials: A comprehensive analysis of experimental methods, numerical estimates and molecular dynamics simulations, Hamza Mhamdi Alaoui, Chaofa Zhao, Wenbo Niu, Daojia Wu, Pierre Yves Hicher, Applied Clay Science, Vol. 276, number 107881, issue 2 (2025), doi:10.1016/j.clay.2025.107881 | Clay minerals are prevalent in clayey soils and rocks, where their swelling behavior upon chemo thermo hydro mechanical forces is critical in geotechnical and geological engineering. Understanding swelling pressure is essential for accurately predicting swelling behavior. Numerous methods have been developed to estimate swelling pressure at different scales, though a comprehensive review comparing... |
| Book | 2021 | Fundamentals of Bifurcation Theory and Stability Analysis, Ioannis Stefanou, Sotiris Alevizos, ISBN:[9781789450002, 9781119755203], Wiley (2021), doi:10.1002/9781119755203.ch2 | Bifurcation theory and stability analysis are very useful tools for investigating qualitatively and quantitatively the behavior of complex systems without determining explicitly the solutions of its governing equations for various initial and boundary conditions. This chapter is an introduction to the corresponding mathematical theories. It provides the basic ideas of bifurcation theory and stabil... |
| Journal | 2024 | Raw dataset of compression tests on a vegetable oil-based polyurethane foam exposed to different ageing conditions, Enio H P Da Silva, Silvio De Barros, Pascal Casari, Marcelo L. Ribeiro, Data in Brief, Vol. 53, number 110199 (2024), doi:10.1016/j.dib.2024.110199 | The current dataset brings raw compression test information of a vegetable based polyurethane foam (PUF) exposed to different temperatures over different periods of time. Such experimental dataset can provide researchers with important information in the application of numerical and data driven simulations. Also, it saves money and time once the experimental part is already available. At total, 90... |
| Journal | 2024 | Sustainable Construction through Tradition: Inventory of Cob Buildings in the Guerande Peninsula (France), Philippe Poullain, Marta Miranda-Santos, Alison Hilton, Erwan Hamard, Corentin Mouraud, Heritage, Vol. 7, issue 9, pp. 4768-4789 (2024), doi:10.3390/heritage7090226 | This paper delves into the investigation and inventory of cob buildings within the Guerande Peninsula, employing an interdisciplinary framework merging academic inquiry, fieldwork, and digital cartographic methodologies. Against the backdrop of escalating environmental concerns within the construction sector, raw earth construction emerges as a compelling avenue for sustainable building practices ... |
| Journal | 2020 | A generic method to realize long fibers filled and large polymer parts in additive manufacturing, Jean Yves Hascoet, Olivier Authelin, Matthieu Rauch, Journal of Machine Engineering (2020), doi:10.36897/jme/118217 | A general manufacturing methodology for long fibers filled and large polymer (LFFLP) parts will be proposed, which constitutes the major scientific contribution of the document. The input, output, control and analysis data at each step of the methodology will be specified. Experiments realized in the laboratory of Ecole Centrale de Nantes will demonstrate the relevance and effectiveness of this me... |
| Journal | 2025 | Experimental evaluation of the time lag and decrement factor of a raw earth wall for various climates: Comparison of different methods, Yassine Elias Belarbi, Philippe Poullain, Ines Othmen, Nabil Issaadi, Stephanie Bonnet, Nordine Leklou, Journal of Building Engineering, Vol. 113, number 113996 (2025), doi:10.1016/j.jobe.2025.113996 | The current environmental context, as well as the major societal issues linked to the ecological and environmental transition, mean that more thought needs to be given to improving the energy efficiency of buildings. Indeed, the ability of materials to respond to different climatic fluctuations is becoming an important issue to study. This study deals with the assessment of dynamic thermal propert... |
| Journal | 2024 | Exploring the filler morphology and temperature-dependent compressive response of glass-filled epoxy composites: Insights from experiments and viscoplastic simulations, Siddharth Kumar, Saurav Ranjan Sahay, Sarthak S. Singh, Patrick Rozycki, Polymer Composites, Vol. 2, number 31, issue 1 (2024), doi:10.1002/pc.28946 | This study aims to improve the compressive strength of epoxy at operating temperatures below the glass transition temperature by introducing micron sized spherical and milled glass fillers at varying volume fractions. Test specimens were prepared by mixing spherical and milled fillers up to 20% and 15% volume fractions. The room temperature (27°C) results showed that 15% and 10% volume fractions o... |
| Book | 2021 | Numerical Modeling of Multiphysics Couplings and Strain Localization, Frederic Collin, Panagiotis Kotronis, Benoit Pardoen, ISBN:[9781789450002, 9781119755203], Wiley (2021), doi:10.1002/9781119755203.ch7 | This chapter summarizes the main observations on localized phenomena and proposes numerical tools to characterize localization processes. To deal with interactions occurring between the different phases of porous media, a regularization technique based on the second gradient model has been extended to multiphysic couplings. The chapter describes the regularization methods used to properly model th... |
| Journal | 2026 | Contribution to C-(A)-S-H porosity characterisation of slag based cement pastes through a reconstitution of porous structure based on a combination of experimental and modelling approaches: influence of slag substitution rate on their porosity, morphology and pores interconnection, Mohamad Ali Ahmad, Harifidy Ranaivomanana, Stephanie Bonnet, Paul Buttin, Valerie Lhostis, European Journal of Environmental and Civil Engineering, Vol. 30, number D189, issue 1 (2026), doi:10.1080/19648189.2026.2661732 | This study examines the effects of blast furnace slag (BFS) incorporation on the pore structure of blended cement pastes. Four formulations containing 0%, 30%, 50% and 80% BFS were investigated at a constant water to binder ratio of 0.5. Capillary porosity for each formulation was obtained from a recent hydration model, while intra hydrate porosity (C S H and C A S H) was determined from the diffe... |
| Journal | 2020 | A first step towards the numerical simulation of the forming of flat TFP preforms, Jessy Simon, Nahiene Hamila, Christophe Binetruy, Sebastien Comas-Cardona, Procedia Manufacturing, Vol. 47, pp. 126-128 (2020), doi:10.1016/j.promfg.2020.04.151 | The mechanical efficiency of fiber reinforced composite materials mainly depends on the alignment of fibers along the load paths arising from the boundary conditions applied to the part. On this basis, the Tailored Fiber Placement (TFP) consists in building a fibrous reinforcement by continuously laying down a tow on a plane backing material which can be a polymer film or a fibrous reinforcement s... |
| Journal | 2023 | A non-linear multiscale chemo-mechanical model describing the delayed evolution of concrete structures in marine environments, Marinelle El-Khoury, Frederic Grondin, Emmanuel Roziere, Rachid Cortas, Fadi Hage Chehade, Mechanics and Industry, Vol. 24, number 25 (2023), doi:10.1051/meca/2023023 | The failure of offshore structures is a major issue as they lead to economic, environmental, and social disasters. Assessing the durability and long term behavior of these structures subjected to chemical and mechanical degradation is subsequently critical. The analysis of these coupled phenomena induced by seawater attack and mechanical loading is complex and requires the development of innovativ... |
| Journal | 2024 | Material Flow Analysis: An Analytical Tool for Strategic Planning Towards a Zero-Waste Solution for End-of-Life Ballast Flows on a Track and Ballast Renewal Site (French Conventional Line), Olivier Giboulot, Emmanuel Lemelin, Christophe Binetruy, Nor Edine Abriak, Resources, Vol. 13, number 165, issue 12 (2024), doi:10.3390/resources13120165 | The 27,000 km of railway track in France represents approximately 100 million tonnes of ballast. This ballast requires maintenance approximately every 7 years, screening and partial renewal every 20 years, and complete replacement every 40 years. Despite its shortcomings, ballast is still widely used on railways worldwide, as there is no better or more efficient solution currently available. In an... |
| Book section | 2020 | Progressive Damage in Quasi-brittle Solids, Nunziante Valoroso, Claude Stolz, Proceedings of XXIV AIMETA Conference 2019, Vol. 91, pp. 408-418, ISBN:[9783030410568], Springer International Publishing (2020), doi:10.1007/978-3-030-41057-5_34 | We present a model of material degradation relying upon a local damage law supplemented by convex constraints. This results in a damage model with bounded variation that is shown to share the same features of the so called Thick Level Set approach. Unlike the original model, in the present formulation the level set based representation is abandoned in favor of an implicit description of damaged re... |
| Journal | 2023 | Multiscale modeling of moisture diffusion in polymer/clay nanocomposites, Ali Makhloufi, Djelloul Gueribiz, Frederic Jacquemin, Silvain Freour, Journal of Reinforced Plastics and Composites, Vol. 42, issue 21-22, pp. 1154-1166 (2023), doi:10.1177/07316844221146231 | In this paper, a multiscale approach is proposed to study the moisture diffusion behavior of polymer/clay nanocomposites. For this purpose, a new method to determine the representative elementary volume is proposed for possible nanocomposites structures. For this study, two structures at nanoscale are considered based on micrographs of the actual microstructures of these materials at this scale. T... |
| Journal | 2023 | Comparing different stabilization strategies for reduced order modeling of viscoelastic fluid flow problems, Manisha Chetry, Domenico Borzacchiello, Gaetano D'Avino, Luisa Rocha Da Silva, Computers and Fluids, Vol. 265, number 106013, issue 9 (2023), doi:10.1016/j.compfluid.2023.106013 | This paper presents a computational framework for model order reduction of viscoelastic fluid flows, with a particular focus on the stabilization of the reduced order model (ROM) and the efficient approximation of non linear terms appearing in the governing equations. We compare three different stabilization approaches, two of which are based on offline stabilization only and one that uses both of... |
| Journal | 2025 | Influence of microencapsulated phase change materials on drying shrinkage, pore structure, and gas permeability of blast-furnace slag and metakaolin-based geopolymers, Bouha El Moustapha, Stephanie Bonnet, Abdelhafid Khelidj, Nordine Leklou, Nicolas Maranzana, Isselmou Ahmedou Babah, Journal of Sustainable Cement Based Materials, Vol. 9, issue 48, pp. 1-17 (2025), doi:10.1080/21650373.2025.2532184 | This study examines the effect of microencapsulated phase change materials (MPCMs) on the drying shrinkage, pore structure and gas permeability of cement mortars (CMs) and geopolymer mortars (GPMs) based on blast furnace slag (GBFS) with metakaolin (MK) contents of 0%, 10% and 20%. Twelve mortars were analyzed with MPCMs contents of 0%, 5% and 10%. Characterizations included heat of hydration, SEM... |
| Journal | 2025 | Adaptive parameters identification for nonlinear dynamics using deep permutation invariant networks, Mouad Elaarabi, Domenico Borzacchiello, Philippe Le Bot, Yves L.E. Guennec, Sebastien Comas-Cardona, Machine Learning, Vol. 114, number 16980, issue 1 (2025), doi:10.1007/s10994-024-06732-7 | The promising outcomes of dynamical system identification techniques, such as SINDy (Brunton et al. in Proc Natl Acad Sci 113(15):39323937, 2016), highlight their advantages in providing qualitative interpretability and extrapolation compared to non interpretable deep neural networks (Rudin in Nat Mach Intell 1(5):206215, 2019). These techniques suffer from parameter updating in real time use case... |
| Journal | 2022 | Whispering gallery modes for 3D strain measurement, Yann Lecieux, Dominique Leduc, Corentin Guigot, Marc Francois, Cyril Lupi, Optics and Laser Technology, Vol. 149, number 107862, issue 1226 (2022), doi:10.1016/j.optlastec.2022.107862 | This paper deals with the use of Whispering Gallery Modes to measure the six components of an homogeneous strain tensor within a sphere undergoing a uniform strain field. The device is a silica sphere in which six WGMs resonate, describing six circles positioned on the sphere's surface in planes perpendicular to the normals of a dodecahedron. The direct model relating the strain to the resonant wa... |
| Journal | 2024 | Performance of Self-Compacting Concrete Containing Recycled Aggregates and Recycled Steel Fibers, Mahieddine Hichem, Ayed Kada, Belmokretar Karim, Azzaz Mohammed, Ezziane Mohammed, Nordine Leklou, International Journal of Engineering Research in Africa, Vol. 68, issue 3, pp. 51-66 (2024), doi:10.4028/p-GamA0s | Since the inception of self compacting concrete, there has been a growing interest in integrating waste materials into its composition. This study explores the performance of self compacting concrete and fibered self compacting concrete, incorporating recycled aggregates sourced from the demolition and crushing of previously tested specimens. Additionally, it investigates the influence of steel fi... |
| Journal | 2024 | A generalized Timoshenko beam with embedded rotation discontinuity coupled with a 3D macroelement to assess the vulnerability of reinforced concrete frame structures, Androniki Anna Doulgeroglou, Panagiotis Kotronis, Giulio Sciarra, Catherine Bouillon, Finite Elements in Analysis and Design, Vol. 242, number 104234, issue 4 (2024), doi:10.1016/j.finel.2024.104234 | A generalized finite element beam with an embedded rotation discontinuity coupled with a 3D macroelement is proposed to assess, till complete failure (no stress transfer), the vulnerability of symmetrically reinforced concrete frame structures subjected to static (monotonic, cyclic) or dynamic loading. The beam follows the Timoshenko beam theory and its sectional behavior is described in terms of ... |
| Journal | 2025 | Assessing the impact of carbonation on the CFRP-mortar bond: A combined mechanical and microstructural analysis, Dania Kabalan, Amandine Celino, Frederic Grondin, Emmanuel Roziere, Construction and Building Materials, Vol. 493, number 143162 (2025), doi:10.1016/j.conbuildmat.2025.143162 | Research on reinforcement and repair techniques for infrastructure weakened by environmental factors has been extensive, with a focus on evaluating their mechanical behaviour. One promising method in civil engineering is the use of bonded composite reinforcements, which offer a wide range of applications. When the structure is repaired or strengthened, concrete has been exposed to environmental ac... |
| Journal | 2023 | Performance Assessment of Distributed Strain Sensing Techniques for Convergence Monitoring of Radioactive Waste Repository, Arianna Piccolo, Yann Lecieux, Sylvie Lesoille, Pierre Teixeira, Johan Bertrand, Dominique Leduc, Sensors, Vol. 23, number 398, issue 1 (2023), doi:10.3390/s23010398 | This paper presents the measurement methodology of diameter reduction monitoring of micro tunnel structures used for radioactive waste storage based on distributed strain measurements along fiber optic sensors installed on the circumference. The whole measurement procedure is described: the calibration of the sensors for use in harsh environment (temperature and radioactivity), the measurement ana... |
| Proceedings | 2023 | Digital Fabrication in Construction Industry in Africa, Karim Fahfouhi, Dino Freitas, Philippe Poullain, Flavio Craveiro, Helena Bartolo, Proceedings of the 2nd International Conference on Water Energy Food and Sustainability Icowefs 2022, pp. 470-479, ISBN:[9783031268489], Springer International Publishing (2023), doi:10.1007/978-3-031-26849-6_48 | Over the past few years, construction has been undergoing a digital revolution by integrating innovative technologies and new construction processes, such as Additive Manufacturing (AM), also called 3D Printing (3DP). The need to advance the green transition towards a more circular economy has been pressing the construction sector to adopt low embodied carbon materials and reduce waste and environ... |
| Journal | 2025 | Consistent Eulerian and Lagrangian variational formulations of non-linear kinematic hardening for solid media undergoing large strains and shocks, Thomas Heuze, Nicolas Favrie, Computer Methods in Applied Mechanics and Engineering, Vol. 433, number 117480, issue 12 (2025), doi:10.1016/j.cma.2024.117480 | In this paper, two Eulerian and Lagrangian variational formulations of non linear kinematic hardening are derived in the context of finite thermoplasticity. These are based on the thermo mechanical variational framework introduced by Heuze and Stainier (2022), and follow the concept of pseudo stresses introduced by Mosler and Bruhns (2009). These formulations are derived from a thermodynamical fra... |
| Book section | 2024 | Building with Compacted Earth Blocks on Kerkennah Island: A Sustainable Approach, Houcem Trabelsi, Ines Garsellaoui, Souhir Ellouze, Abdelmonem Masmoudi, Stephanie Bonnet, 4th fib International Conference on Concrete Sustainability (ICCS2024), Vol. 574, pp. 591-598, ISBN:[9783031807237], Springer Nature Switzerland (2024), doi:10.1007/978-3-031-80724-4_72 | The Compacted Earth Brick (CEB) technique proves to be adequate and profitable from an economic and ecological point of view. This study proposes a stabilization and reinforcement of CEB using local materials to build houses in Kerkenah Island (Tunisie). This will avoid the transportation of material and so reduce the cost and environmental impacts. Some houses were already built with CEB in Kerke... |
| Book | 2023 | Shape parameterizations for reduced order modeling in biophysics, Nathan Lauzeral, Domenico Borzacchiello, ISBN:[9780323915762, 9780323899673], Elsevier (2023), doi:10.1016/B978-0-32-389967-3.00005-6 | This chapter provides a detailed framework for anatomical shape parametrization for reduced order modeling of living tissues and organs biophysics. In particular, the parameterization of the anatomy is obtained using statistical shape analysis on data sets of medical images, thus offering a fundamental tool for patient specific modeling in reduced order complexity. The goal of parametric shape mod... |
| Journal | 2026 | A novel multiphysics-multiscale approach for seepage-induced erosion in granular slopes, Jie Yang, Zhen Yu Yin, Pierre Yves Hicher, Farid Laouafa, International Journal of Mechanical Sciences, Vol. 310, number 111088 (2026), doi:10.1016/j.ijmecsci.2025.111088 | Groundwater induced internal erosion of finer soil fractions is critical for initiating granular slope collapse, but developing accurate computational models to capture coupled unsaturated seepage, particle migration, and hydro mechanical property evolution of soils remains challenging. This study proposes a novel three phase five component mathematical model based on mixture theory to describe mu... |
| Journal | 2020 | Influence of local cubic anisotropy on the transition towards an equipartition regime in a 3D texture-less random elastic medium, Shahram Khazaie, Regis Cottereau, Wave Motion, Vol. 96, number 102574, issue 1 (2020), doi:10.1016/j.wavemoti.2020.102574 | At long lapse times in randomly fluctuating media with macroscopic isotropy (texture less media), the energy of elastic waves is equipartitioned between compressional (P) and shear (S) waves. This property is independent of the local isotropy or anisotropy of the heterogeneous constitutive tensor and of the type of source. However the local symmetry of the constitutive tensor does influence the ra... |
| Journal | 2025 | Grain-boundary refinement in wire-arc directed energy deposition of duplex stainless steel via in-process ultrasonic vibration, Antoine Queguineur, Olli Wiikinkoski, Mohammad Hallaji, Gaurav Mohanty, Jean Yves Hascoet, Inigo Flores Ituarte, Welding in the World, Vol. 14, number 100255 (2025), doi:10.1007/s40194-025-02123-1 | Wire arc directed energy deposition (WA DED) is the subject of extensive research in metal additive manufacturing (AM). This study investigates the influence of ultrasonic vibration (UV) on the material properties of deposited ER2209 duplex stainless steel filler wire and evaluates the effects of UV treatment on walls fabricated both with and without weaving. The results demonstrate the effectiven... |
| Proceedings | 2024 | VIBRATION AND FATIGUE MITIGATION OF A 5 MW BARGE-TYPE FLOATING OFFSHORE WIND TURBINE UNDER MISALIGNED WIND AND WAVE LOADINGS, Riad El hamoud, Philip Alkhoury, Mourad Ait-Ahmed, Abdul Hamid Soubra, Franck Schoefs, Rabih Dib, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 7, ISBN:[9780791887851], American Society of Mechanical Engineers (2024), doi:10.1115/OMAE2024-131914 | This paper aims at investigating vibration suppression and fatigue mitigation of a 5 MW barge type floating offshore wind turbine (FOWT) under misaligned wind and wave loadings. A passive omnidirectional tuned mass damper (TMD) installed in the floating platform was employed. The aero hydroservoelastic coupled simulation program for wind turbines, OpenFAST, was used to perform the numerical simula... |
| Journal | 2025 | Molecular insights into the shear behavior of interstratified illite-smectite clays: Effects of hydration and illitization, Wenbo Niu, Chaofa Zhao, Hamza Mhamdi Alaoui, Zhongxuan Yang, Pierre Yves Hicher, Geomechanics for Energy and the Environment, Vol. 44, number 100759, issue 3 (2025), doi:10.1016/j.gete.2025.100759 | Clayey geomaterials rarely occur in a pure mineralogical state in nature and are more commonly found as mixed layer clays, such as interstratified illite smectite. These clays consist of varying proportions of illite and smectite layers, which significantly affect their mechanical properties. Under variable mechanical conditions, the shear behavior of mixed layer clays exhibits considerable comple... |
| Journal | 2021 | Dynamic view of critical state regime in granular materials: a mesoscale perspective, Na Deng, Antoine Wautier, Yannick Thiery, Zhen Yu Yin, Pierre Yves Hicher, Francois Nicot, EPJ Web of Conferences, Vol. 249, number 11011 (2021), doi:10.1051/epjconf/202124911011 | We revisit the Critical State (CS) in a dynamic perspective at a mesoscopic scale to enrich the classical view of the critical state as a steady state. The dynamics of meso structures has been characterized by recording generating and vanishing processes in discrete element simulations. Our results suggest that meso structures have a short but regular lifespan at critical state along a biaxial com... |
| Journal | 2025 | Quantification of localised strains induced within a granular medium by a biphasic flow via digital image correlation, Rana Al Nemer, Julien Rethore, Giulio Sciarra, Strain, Vol. 31, issue 2 (2025), doi:10.1111/str.12480 | Biphasic flow propagating through a granular medium can be established as an unstable infiltration and can be precursors of nonnegligible deformations. Capturing such infiltration through the lens of a high resolution camera, full field strain maps are determined via digital image correlation (DIC). However, this image analysis technique is based on the fundamental assumption of grey level conserv... |
| Journal | 2025 | Experimental and theoretical investigation of the low velocity impact response of CFRP composite beams, Omar Baabdullah, Ramzi Othman, U. A. Khashaba, Results in Engineering, Vol. 28, number 107128, issue 2 (2025), doi:10.1016/j.rineng.2025.107128 | This paper presents an investigation into the low velocity impact (LVI) behavior of carbon fiber reinforced polymer (CFRP) composite beams. The main goal is to explore the experimental and theoretical responses of woven CFRP composites under LVI loading. To simplify the typically complex geometries of composite structures, this study focuses on beam configurations rather than plates. The effects o... |
| Journal | 2022 | NOVEL ONE-DEGREE OF FREEDOM HELIX MACHINE ARCHITECTURE FOR ADDITIVE MANUFACTURING, Tugdual Le Neel, Jean Yves Hascoet, Journal of Machine Engineering (2022), doi:10.36897/jme/152244 | Additive manufacturing has been relying on conventional machinery architecture. Conventionally, the architecture used is a Cartesian set up. The X Y Z axis move independently to move the tool on the X Y plan and increment the Z axis when the layer is finished. The machine architecture in this paper simplifies the design by constraining the machine to have solely one degree of freedom. One degree o... |
| Journal | 2021 | Curling evolution of a cementitious slab: experimental study and discrete element modelling, Reda Jaafri, Faten Souayfan, Ran Zhu, Syed Yasir Alam, Emmanuel Roziere, Ahmed Loukili, Materials and Structures Materiaux Et Constructions, Vol. 54, number 22, issue 1 (2021), doi:10.1617/s11527-020-01606-5 | Differential shrinkage can cause curling of ground supported floor slabs. The curling can be significant when the drying kinetics of the material is high, and may cause cracking if the movements of the slab are restrained. This paper presents a Discrete Element Method based approach for accurate prediction of short term and long term curling of a floor slab subjected to surface drying. A linear re... |
| Book section | 2022 | Rapid assessment of ship bottom sliding on paraboloid shaped rock, J. P. Pineau, H. Le Sourne, Vol. 2022, pp. 254-261 (2022), doi:10.1201/9781003230373-30 | This paper presents a simplified analytical model for predicting the resistance of ship bottom plating when a ship runs aground over a large rock idealised as an elliptic paraboloid. During a powered grounding, the structural damage caused by such event is greatly influenced by the rock shape. Sharp rocks usually lead to several breaches while wider rocks will rather lead to a global deformation o... |
| Journal | 2022 | Characterization shear properties of PVC foams instrumented by optical fiber under flexural loading, Karim Mharsi, Xavier Chapeleau, Jamal Fajoui, Amira Sellami, Pascal Casari, Mohamed Kchaou, Journal of Testing and Evaluation, Vol. 49, issue 4, pp. 2507-2517 (2022), doi:10.1520/JTE20200123 | The bending behavior of foam core sandwich composites has increasingly attracted attention and application in industries such as shipbuilding, aircraft, and wind turbine industries. The main objective of this research work is the assessment of shear strain in a foam core beam by means of optical fiber sensors during a bending test. Experimental studies were conducted on a polyvinyl chloride (PVC) ... |
| Book section | 2021 | Mechanical Characterization of a Composite Sandwich Core Under Shear Stress Based on a Torsion Test, Karim Mharsi, Pascal Casari, Amira Sellami, Jamal Fajoui, Mohamed Kchaou, Advances in Mechanical Engineering, Materials and Mechanics, pp. 299-305, ISBN:[9783030520700], Springer International Publishing (2021), doi:10.1007/978-3-030-52071-7_41 | The development of modern technologies requires the use of materials with high mechanical properties and lightest weight structure. With their low density, high strength, high rigidity and excellent durability, the sandwich structures are one of the best materials to meet these requirements. Despite of these advantages, sandwich structure is rather sensitive to failure by shear load. Previous work... |
| Journal | 2025 | Compressibility of Elastomer Matrix Composites Filled With Hollow Thermoplastic Microspheres Under Low Hydrostatic Pressure, B. Ruelle, P. Rublon, M. Coret, E. Verron, Strain, Vol. 61, number 107, issue 4 (2025), doi:10.1111/str.70013 | This paper investigates the pressurevolume response of elastomer matrix composites filled with hollow thermoplastic microspheres and subjected to low hydrostatic pressure. The hysteretic response of the material up to a pressure of 0.8 MPa is measured using an original experimental set up that combines hydrostatic pressure loading by nitrogen pressurisation and volume measurement thanks to digital... |
| Journal | 2025 | Acoustic emission analysis and machine learning based identification of cracking events in self compacting fibre-reinforced mortars, Syed Yasir Alam, Ahmed Loukili, Journal of Materials Science, Vol. 60, issue 44, pp. 21925-21951 (2025), doi:10.1007/s10853-025-11651-6 | Self compacting mortars and concretes, commonly used in horizontal structures, exhibit superior fluidity and homogeneity. However, these materials are prone to significant shrinkage and cracking, especially in floors and slabs due to large moisture exchange surfaces. Incorporating fibres offers an efficient alternative to traditional reinforcement methods by reducing shrinkage induced cracking. Th... |
| Proceedings | 2022 | Summer Passive Strategies Assessment Based on Calibrated Building Model Using on Site Measurement Data, Obaidullah Yaqubi, Auline Rodler, Sihem Guernouti, Marjorie Musy, Building Simulation Conference Proceedings, pp. 1228-1235, ISBN:[9781775052029], KU Leuven (2022), doi:10.26868/25222708.2021.30226 | Existing state of the art often view passive strategies as a mean for energy efficiency, while their effect on summer thermal comfort in temperate climatic conditions has been given lesser attention. Assessing these strategies require practitioners to provide the right combination of tools; proper measurement indices; and perform simulations as close as possible to real life circumstances. This pa... |
| Journal | 2023 | A strain based Lipschitz regularization for materials undergoing damage, Vasudevan Kamasamudram, Laurent Stainier, Comptes Rendus Mecanique, Vol. 351, issue G1, pp. 125-149 (2023), doi:10.5802/crmeca.176 | Data Driven Computational Mechanics (DDCM) solves the boundary value problem by directly relying on the strain stress data, bypassing the need for a constitutive model. In presence of materials exhibiting a softening response, Finite Element analyses performed with a constitutive model typically use a length scale, which can be introduced into the problem in multiple ways. A few commonly used ways... |
| Book section | 2024 | Mechanical and Thermal Characterisation of Compressed Earth Blocks Made of Termite Mound Soil (Macrotermes Sp.) Stabilised with Corn Starch Gel, Berthia Malonga, Philippe Poullain, Fateh Bendahmane, Stephanie Bonnet, Nabil Issaadi, Louis Ahouet, Second RILEM International Conference on Earthen Construction, Vol. 52, pp. 122-131, ISBN:978-3-031-62689-0, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-62690-6_13 | This work focuses on the feasibility of improving the mechanical strength of Compressed Earth Blocks (CEBs) made from Macrotermes termite mound soil with corn starch gel to provide an ecological and sustainable building material. The results demonstrate the suitability of raw earth collected from termite mounds for the production of compressed earth blocks (CEB) at the Proctor optimum. Mechanical ... |
| Book section | 2023 | Service Life Prediction of Reinforced Concrete Coastal Structures in Vietnam Subjected to Chloride Ingress, Quynh Chau Truong, Chinh Van Nguyen, Charbel Pierre El Soueidy, Emilio Bastidas-Arteaga, ICSCEA 2021, Vol. 268, pp. 467-475, ISBN:[9789811933028], Springer Nature Singapore (2023), doi:10.1007/978-981-19-3303-5_40 | Chloride induced corrosion on reinforcing steel is one of the main causes that may shorten the service life of concrete structures. Recent studies have found that the deterioration process of these structures is highly influenced by material properties, environmental factors (exposure conditions) and climatic conditions (such as temperature, humidity, seasonal variations, etc.). For infrastructure... |
| Journal | 2022 | Investigation of the Physical, Mechanical and Chemical Properties of the Marrow of Raffia Hookeri, Yves Roland Olembe, Christian B.O.P.D.A. Fokam, Theodore Tchotang, Rolland Djomi, Bienvenu Kenmeugne, Marc Louis Maurice Francois, Journal of Natural Fibers, Vol. 19, issue 14, pp. 8152-8164 (2022), doi:10.1080/15440478.2021.1961337 | The bamboo marrow of raffia hookeri (BMRH) has been characterized for a potential alternative to synthetic materials and possible new applications. This work consisted in investigating the physical, chemical and mechanical properties of raffia bamboo. Different functional groups and the degradation of BMRH were analyzed respectively by Fourier Transform Infrared Spectrometer (FT IR) spectroscopy a... |
| Proceedings | 2024 | Functionally Graded Beams: A Parametric Study and Eco-design Methodology, Salma Es-Satte, Syed Yasir Alam, Jean Michel Torrenti, Ahmed Loukili, Fib Symposium, pp. 825-832, ISBN:[9782940643240] (2024) | Eco design, a part of eco construction, integrates sustainable principles into modern structures to promote ecological well being and economic viability. Unlike traditional concrete elements with uniform mixtures, innovative multi layer beams can enhance concrete efficiency through functional grading by adjusting the mix across the beam's shape to meet specific material needs, providing an opportu... |
| Journal | 2025 | Mechanical Properties of 3D-Printed Earth-Based Materials Considering Two Printable Soils, Yameng Ji, Philippe Poullain, Nordine Leklou, Journal of Materials in Civil Engineering, Vol. 37, number 150, issue 11 (2025), doi:10.1061/JMCEE7.MTENG-19828 | Attempts to apply earth materials to three dimensional (3D) printing were already underway in 2011. However, the construction industry has only recently seen a proliferation of research on this topic. At present, in addition to enriching the printable earth materials, the corresponding mechanical properties also need to be explored to ensure that they meet the construction requirements and optimiz... |
| Journal | 2023 | Bayesian calibration of a non linear damage model of steel structures with random material property: Sensitivity analysis and reliability assessment, Clement Freyssinet, Valentine Rey, Franck Schoefs, Tanguy Moro, Engineering Structures, Vol. 295, number 116853, issue 2 (2023), doi:10.1016/j.engstruct.2023.116853 | For steel structures exposed to environmental loading, Polycyclic fatigue is one of the main causes of mechanical failure. Since a linear damage accumulation does not take into account the loading history, the formulation of a nonlinear accumulation seems to be a particularly suitable approach for minimizing control and maintenance. A deterministic model that takes into account the loading history... |
| Proceedings | 2022 | Robust Stabilization of Furuta's pendulum based on Continuous High Order Sliding Mode Controllers, J. Antonio Ortega, Diego Gutierrez-Oribio, Leonid Fridman, Jaime A. Moreno, Proceedings of the IEEE Conference on Decision and Control, Vol. 2022-December, pp. 525-530, ISBN:[9781665467612], IEEE (2022), doi:10.1109/CDC51059.2022.9992652 | In this manuscript a robust stabilization controller for the Furuta's pendulum in presence of parametric uncertainties is proposed. We used a normal form transformation and partial feedback linearisation to tackle the problem with a cascade system approach, then a continuous sliding mode algorithm stabilize the cascade system. A closed loop stability analysis is presented to proof asymptotic stabi... |
| Journal | 2025 | Investigation of the residual stresses and strains, microstructure and mechanical properties of stainless steel multipass welds produced using dual wire-tungsten inert gas process, Juliette Theodore, Baptiste Girault, Laurent Couturier, David Gloaguen, Emmanuel Bertrand, Pascal Paillard, Efthymios Polatidis, Jan Capek, Gregoire Bazin, Bruno Courant, Materialia, Vol. 40, number 102403 (2025), doi:10.1016/j.mtla.2025.102403 | Tungsten inert gas welding of thick components, such as baseplates or tubes, requires chamfering and multipass welding, which can induce significant residual strains and stresses. Strain might then be responsible for misalignments during welding and deviations from the desired part geometry while stress can compromise the integrity and service life. This study investigates the residual stresses, s... |
| Book | 2021 | Instabilities Modeling in Geomechanics, Ioannis Stefanou, Jean Sulem, ISBN:[9781789450002, 9781119755203], Wiley (2021), doi:10.1002/9781119755203 | Instabilities Modeling in Geomechanics describes complex mechanisms which are frequently met in earthquake nucleation, geothermal energy production, nuclear waste disposal and CO2 sequestration. These mechanisms involve systems of non linear differential equations that express the evolution of the geosystem (e.g. strain localization, temperature runaway, pore pressure build up, etc.) at different ... |
| Journal | 2026 | Influence of graphene oxide (GO) on thermo-mechanical performance of fly ash-steel slag based geopolymer composite: an experimental and numerical approach, Ranjit Singh, Ashwin Raut, Supriya Janga, Adeolu Adediran, Shaswat Kumar Das, Scientific Reports, Vol. 16, number 195, issue 1 (2026), doi:10.1038/s41598-026-46391-3 | This study demonstrates the feasibility of incorporating graphene oxide (GO) as an additive to enhance the mechanical and thermal properties of fly ash (FA) and steel slag (SS) based geopolymer composites. A series of experiments and numerical simulations was conducted to evaluate the effect of GO on the materials thermo mechanical behaviour. Heat transfer in both solid and fluid domains was analy... |
| Book section | 2023 | Correlation Between Chloride Ions Migration and Diffusion Coefficients of Alkali-Activated Concrete, Patrycja Duzy, Izabela Hager, Marta Choinska, Ouali Amiri, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 44, pp. 1204-1216, ISBN:978-3-031-33186-2, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33187-9_112 | Alkali Activated Materials (AAM) are considered an alternative to cementitious binders. Due to the reduction of Portland cement content and using industrial wastes to produce it, AAMs gained the researcher's interest in the last decades. Current researches show that mechanical properties and ability to ensure proper conditions for reinforcing steel of AAMs are at least as good as for Ordinary Port... |
| Journal | 2022 | Analysis and visualization of traceless symmetric tensors. Application to the Hencky strain tensor for large strain tensiontorsion, Etienne Le Mire, Erwan Verron, Bertrand Huneau, Nathan Selles, International Journal of Non Linear Mechanics, Vol. 145, number 104098, issue 5 (2022), doi:10.1016/j.ijnonlinmec.2022.104098 | Cyclic multiaxial loadings of soft materials are usually studied throughout experiments involving machines that prescribe a combination of uniaxial tension and torsion. Due to the large strain framework, classical kinematic analyses of strain in uniaxial tensiontorsion are usually very complex. Based on this observation, the present paper proposes a method to both analyze and visualize a strain me... |
| Journal | 2021 | Octree optimized micrometric fibrous microstructure generation for domain reconstruction and flow simulation, Nesrine Aissa, Louis Douteau, Emmanuelle Abisset-Chavanne, Hugues Digonnet, Patrice Laure, Luisa Silva, Entropy, Vol. 23, number 1156, issue 9 (2021), doi:10.3390/e23091156 | Over recent decades, tremendous advances in the field of scalable numerical tools and mesh immersion techniques have been achieved to improve numerical efficiency while preserving a good quality of the obtained results. In this context, an octree optimized microstructure generation and domain reconstruction with adaptative meshing is presented and illustrated through a flow simulation example appl... |
| Journal | 2023 | Investigation of the Protection Efficiency of Repair Mortar Against Chloride Corrosion in Repaired Zones of Reinforced Concrete, Abderrahmane Soufi, Abdelkarim Ait-Mokhtar, Pierre Yves Mahieux, Amiri Ouali, International Journal of Civil Engineering, Vol. 21, issue 10, pp. 1709-1724 (2023), doi:10.1007/s40999-023-00859-9 | In this study, specimens with concrete interfaces and repair mortar were designed to simulate a concrete repair system to investigate the efficiency of seven polymer based cement repair mortars when they were applied to concrete supports. The steel protection capacity of the mortars against chloride attack and chloride diffusion along the interface between the concrete support and the repair morta... |
| Journal | 2023 | Mind-Mapping Assessment of Reuse Potential of Glulam: An Experimental Study, Aghiless Yahmi, Mustapha Nouri, Mahfoud Tahlaiti, Abdelhafid Khelidj, Charlene Raffin, Nicolas Place, Buildings, Vol. 13, number 2929, issue 12 (2023), doi:10.3390/buildings13122929 | The goal of this work is to suggest a method for assessing the state of salvaged glued laminated timber and deciding whether it is appropriate for reuse. After conducting a thorough analysis of the wood pathology, a decision tree mind map was created. This was followed by the application of this methodology to evaluate a salvaged glulam frame obtained from a demolition site. To ensure the reliabil... |
| Journal | 2023 | Internal stabilization of three interconnected semilinear reaction-diffusion PDEs with one actuated state, Constantinos Kitsos, Rami Katz, Emilia Fridman, IFAC-PapersOnLine, Vol. 56, issue 2, pp. 8934-8939 (2023), doi:10.1016/j.ifacol.2023.10.101 | This work deals with the exponential stabilization of a system of three semilinear parabolic partial differential equations (PDEs), written in a strict feedforward form. The diffusion coefficients are considered distinct and the PDEs are interconnected via both a reaction matrix and a nonlinearity. Only one of the PDEs is assumed to be controlled internally, thereby leading to an underactuated sys... |
| Book section | 2020 | Numerical crashworthiness analysis of a spar floating offshore wind turbine impacted by a ship, S. Echeverry, L. Marquez, Ph Rigo, H. Le Sourne, Vol. 2020, pp. 85-95 (2020), doi:10.1201/9781003002420-11 | With the new developments of floating offshore wind turbines (FOWT), wind farms are located in deeper water, meaning they are closer to traffic cargo and passenger lanes, increasing probability of collision. This paper aims to analyze the crashworthiness of a spar FOWT by performing non linear finite element simulations, which in the future will serve to validate a simplified analytical method for... |
| Journal | 2025 | THE INTERPLAY OF CLAY BEHAVIOR AND PARTICLE STRUCTURING: A MULTISCALE INVESTIGATION, M. Ma, F. Bennai, M. Hattab, P. Y. Hicher, F. Nicot, IOP Conference Series: Earth and Environmental Science, Vol. 1480, number 012096, issue 1 (2025), doi:10.1088/1755-1315/1480/1/012096 | The effects of different particle associations on the mechanical behavior of kaolinite are investigated by coupling the experimental mechanical results with microscopic analyses. Two types of particle structures are generated through sedimentation tests conducted in solutions with different pH values, in which flocculation and dispersion of particles take place. It is shown that the compressibilit... |
| Book section | 2022 | On the influence of buoyancy forces, failure strain and friction coefficient on the damage extent of a grounded ship, H. Le Sourne, J. P. Pineau, C. B. Umunnakwe, T. Wesoly, O. Dorival, Vol. 2022, pp. 229-235 (2022), doi:10.1201/9781003230373-27 | Existing literature on ship grounding simulation shows that most researchers assume the ship position as fixed and let the obstruction geometry to impact the ship model. Moreover, the focus is usually put on either pure raking or pure stranding events and the effect of surrounding water is rarely considered. The numerical simulations carried out in this study illustrate that the damage extent may ... |
| Journal | 2025 | Physical-chemical characterization of a crystallinity gradient in a carbon black-filled PEEK laminate manufactured by laser-assisted tape placement, Noe Restif, Suzanne Laik, Mael Peron, Federica Daghia, Frederic Jacquemin, Polymer, Vol. 332, number 128564, issue 4 (2025), doi:10.1016/j.polymer.2025.128564 | Laser assisted tape placement (LATP) of thermoplastic composites (TPC) enables the rapid production of laminates. However, during layup, higher cooling rates are expected on the bonded interphases between two plies (in the vicinity of the interply), potentially resulting in more amorphous regions, although this has not been experimentally demonstrated in existing literature. Given the impact of cr... |
| Journal | 2021 | Characterization of mesoscale geometrical features of a preform using spectral Moire analysis on pressure print, S. Bancora, C. Binetruy, S. Advani, S. Comas-Cardona, Composites Part A Applied Science and Manufacturing, Vol. 150, number 106608, issue 6 (2021), doi:10.1016/j.compositesa.2021.106608 | In the frame of LCM processes, the mesoscopic architecture of a preform is defined by the sequential stacking of layers in the mold. Once the compaction is carried out, the precise orientation of layers and spatial distribution of tows is difficult to know with precision. The lack of this information can lead to a wrong prediction of properties. In this work, we present a new non destructive metho... |
| Journal | 2024 | Estimation of the hygro-elastic behavior of polymeric composites during moisture aging considering hygromechanical coupling, Melissa Said, Amandine Celino, Georges Challita, Sylvain Freour, Journal of Reinforced Plastics and Composites, Vol. 4, number 385 (2024), doi:10.1177/07316844231202101 | This study aims to combine, using a numerical tool, different phenomena of hygromechanical coupling in a unidirectional carbon/epoxy composite and to compare the results obtained with the cases where these couplings are considered separately. The first case of coupling considers the effect produced by the mechanical state on the diffusive behavior of the material. This was accomplished using the f... |
| Journal | 2022 | Variational Approach to Damage Induced by Drainage in Partially Saturated Granular Geomaterials, Siddhartha H. Ommi, Giulio Sciarra, Panagiotis Kotronis, Frontiers in Mechanical Engineering, Vol. 8, number S283 (2022), doi:10.3389/fmech.2022.869568 | Within the context of immiscible biphasic flow in porous media, when the nonwetting fluid invades the pore spaces which are a priori saturated with the wetting fluid, capillary forces dominate if the pore network is formed by fine grained soils. Owing to the cohesion less frictional behavior of such soils, a capillary forcedriven fracturing phenomenon has been put forward by some researchers. Unli... |
| Journal | 2023 | Electrohydraulic Crimping of Tubes within Rings, Ronan Le Mentec, Cheick Tidiane Sow, Thomas Heuze, Patrick Rozycki, Guillaume Racineux, Metals, Vol. 13, number 1382, issue 8 (2023), doi:10.3390/met13081382 | Crimping processes are commonly used in industry to join two tubular parts together. In the case of positive clearance crimping, one of the two parts must be plastically deformed to fill the initial clearance and block elastic deformations in the second one. The strength of the assembly will then depends on the residual contact pressure established at the interface. Quasi static processes are the ... |
| Journal | 2025 | Chemical degradation vs. creep loading vs. hydration processes in cement-based materials immerged in seawater characterized with a multiscale model, Marinelle El-Khoury, Frederic Grondin, Emmanuel Roziere, Rachid Cortas, Fadi Hage Chehade, Mechanics of Time Dependent Materials, Vol. 29, number 143, issue 3 (2025), doi:10.1007/s11043-025-09792-x | Upon contact with seawater, concrete undergoes degradation caused by the diffusion of aggressive ions into its porous network and their reaction with cement hydration products. In addition, time dependent deformations occur resulting from long term operational use and mechanical loading. The analysis of these coupled chemomechanical phenomena is complex and requires the development of innovative a... |
| Proceedings | 2020 | Multiscale homogenization of a glass-PA66 fabric composite behavior for crash studies, P. Rozycki, M. A. Mbacke, A. T. Dau, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | In the automotive industry, the taking into account of different environmental conditions is a major key because it assures the cars to be well designed for quite all over the world. The introduction of some composite materials such as woven thermoplastic composites then complexifies the task of the engineers because due the sensitivity of the matrix to both temperature and hygrometry; they have t... |
| Book section | 2026 | Machine Learning Based Environmental Impact Prediction of Construction Products Using EPD Data, Bishwash Neupane, Benoit Hilloulin, Raphael Chenouard, Emmanuel Roziere, Product Lifecycle Management. PLM in the Age of Model-Based Engineering in Industry, Vol. 772, pp. 366-375, ISBN:[9783032096999], Springer Nature Switzerland (2026), doi:10.1007/978-3-032-09700-2_36 | The construction sector significantly contributes to global greenhouse gas emissions, creating an urgent need for efficient environmental impact assessment methods. This study evaluates machine learning (ML) models to rapidly predict the Global Warming Potential (GWP) of construction products using standardized Environmental Product Declaration (EPD) data from the OKOBAUDAT database. Five regressi... |
| Journal | 2026 | PINN-Based identification of spatially varying elastic moduli from experimental full-Field displacement data, R. Bouclier, R. Bonnet-Eymard, E. Rabineau, J. Rethore, Computer Methods in Applied Mechanics and Engineering, Vol. 455, number 118874, issue 34 (2026), doi:10.1016/j.cma.2026.118874 | Recent advances in imaging techniques and digital image correlation (DIC) have made it possible to acquire rich full field displacement data, opening the door to the proper identification of material properties. Yet, conventional identification methods face severe limitations when tackling high dimensional parameter spaces: constitutive models with large numbers of parameters or spatially varying ... |
| Journal | 2022 | Editorial: Hydromechanical Instabilities in Geomaterials: Advances in Numerical Modeling and Experimental Techniques, Giulio Sciarra, Gioacchino Viggiani, Frederic Collin, Frontiers in Mechanical Engineering, Vol. 8, number 104201 (2022), doi:10.3389/fmech.2022.954665 | |
| Journal | 2025 | Steel fiber-reinforced slag-based concretes for floats of FOWTs The case of a slab as a preliminary approach: design, durability under chloride exposure and Life Cycle Assessment, Nicolas Reuge, Stephanie Bonnet, Laurence Guiheneuf, Olivier Cornet, Anne Ventura, Case Studies in Construction Materials, Vol. 23, number e04824, issue 18 (2025), doi:10.1016/j.cscm.2025.e04824 | Concrete Floating wind turbine is a solution of the future for Marine Renewable Energies (MRE). The B2FE project, i.e., steel fiber reinforced concrete (SFRC) for wind turbine floats, aims at developing and characterizing a slag based concrete (low carbon concrete) reinforced with steel fibers (slag based SFRC). Four concrete formulations composed of 50 % CEM I and 50 % blast furnace slag, includi... |
| Journal | 2021 | High-frequency leaky whispering-gallery modes in embedded elastic spheres, Fabien Treyssede, Matthieu Gallezot, Physical Review B, Vol. 104, number 25, issue 21 (2021), doi:10.1103/PhysRevB.104.214101 | The goal of this paper is to investigate the characteristics of high frequency whispering gallery modes in embedded elastic spheres, that is, surrounded by an infinite elastic matrix. Due to several modeling difficulties, the high frequency regime of embedded spheres has remained unexplored in elasticity. Our approach consists of formulating a specific finite element method in spherical coordinate... |
| Proceedings | 2020 | A new approach to compute the non-linear whipping response using hydro-elastoplastic coupling, George Jagite, Herve le Sourne, Patrice Cartraud, Sime Malenica, Fabien Bigot, Jerome de Lauzon, Quentin Derbanne, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 2A-2020, ISBN:[9780791884324] (2020) | In the last ten years, the importance of whipping on the extreme hull girder loads has received much attention, but its consequence on the hull girder's collapse is still unclear. The most common practice is to consider the structural behavior as linear elastic in the hydro elastic coupling, and as non linear elastoplastic in the ultimate strength evaluation. In order to investigate the influence ... |
| Journal | 2025 | Microstructural effect of a new combined thermal and CO2 curing protocol for low-carbon cementitious materials, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, Journal of Building Engineering, Vol. 111, number 113160 (2025), doi:10.1016/j.jobe.2025.113160 | Enhancing the early age mechanical performance of low carbon cementitious materials is essential for their wider adoption. While thermal curing is widely used in precast and prestressed concrete, and carbonation curing has recently emerged for strength improvement and CO |
| Journal | 2024 | Towards a rational approach for multi-axial experimental campaigns for rubberlike material, Benjamin Martin, Erwan Verron, Michel Coret, Nathan Selles, International Journal of Solids and Structures, Vol. 305, number 113060, issue 2 (2024), doi:10.1016/j.ijsolstr.2024.113060 | This work takes up the developments around the logarithmic strain tensor and uses the invariants of this tensor to propose a new approach to multi axiality of fatigue experiments for elastomers. This study leads to the introduction of a new notion, modality, which is intended as the microscopic counterpart of uni and multi axiality. This notion is quantified by the K |
| Proceedings | 2022 | Mechanical characterization of a piezoelectric sensor for podiatrist applications, Adrar Samia, El Gibari Mohammed, Menard Yoen, Tomas Jean-Christophe, Seveno Raynald, Syscon 2022 16th Annual IEEE International Systems Conference Proceedings, ISBN:[9781665439923], IEEE (2022), doi:10.1109/SysCon53536.2022.9773897 | The analysis of plantar pressures is an integral part of the series examinations carried out by the podiatrist, it allows him to visualize the distribution of the points of support and the movements of the foot during the different phases of walking. The system used for the analysis is a podiatry treadmill composed by piezoelectric sensors which react to the applied pressure. The recorded data wil... |
| Proceedings | 2023 | Assessment of the thermal effect of biofouling on the submarine dynamic cable of floating offshore wind turbines, Z. Maksassi, B. Garnier, A. Ould El Moctar, F. Schoefs, Trends in Renewable Energies Offshore Proceedings of the 5th International Conference on Renewable Energies Offshore Renew 2022, pp. 787-793, ISBN:[9781032420035], CRC Press (2023), doi:10.1201/9781003360773-88 | Floating offshore wind turbine (FOWT) plays a significant role in meeting emission targets over the next 20 years. The dynamic submarine electrical cable (DSEC) is a key component of FOWT. Its electric insulation system is intended to withstand a maximum conductor temperature of 90°C. However, biofouling growth, particularly mussel growth, can modify heat transfer around the cable and thus the max... |
| Journal | 2025 | Approximation model of geometric factors for real-time assessment of on-site electrical resistivity of concrete, Wael Karam, Yann Lecieux, Mathilde Chevreuil, Franck Schoefs, Nondestructive Testing and Evaluation, Vol. 2, pp. 1-36 (2025), doi:10.1080/10589759.2025.2581824 | The measurement of electrical resistivity is widely used in civil engineering for structural inspection and material characterisation. Measuring devices employ electrodes to apply current and measure potential differences. The resistivity of concrete structures is determined from the applied current, measured voltage, and a geometric factor influenced by the structures geometry, electrodes spacing... |
| Journal | 2025 | Seepage Erosion and Stability Criterion for Construction and Demolition Waste Particles in Embankment Fill Applications, Qian Feng Gao, Xue Ke Shi, Zhongsen Li, Zhen Ning Shi, Ling Zeng, Chu Sheng Wang, Journal of Materials in Civil Engineering, Vol. 37, number 92, issue 11 (2025), doi:10.1061/JMCEE7.MTENG-20616 | Constructing highway embankment is an efficient way for large scale utilization of construction and demolition waste (CDW). This study evaluates the seepage erosion behavior of compacted CDW particles through seepage tests on continuously and gap graded specimens with varying fines contents under constant and cyclic hydraulic gradients. Erosion behavior was analyzed, including changes in fine part... |
| Journal | 2025 | Data generation and deep neural network predictions for aged mechanical properties, Enio H. Pires, Silvio de Barros, Pascal Casari, Marcelo L. Ribeiro, Polymer Engineering and Science, Vol. 49, number 1228 (2025), doi:10.1002/pen.27196 | The aim of this work is the data generation of aged mechanical properties following the Arrhenius equation and large deformation theory for a transversely isotropic bio based polyurethane foam, and the application of this dataset in the training process of different deep neural network architectures to evaluate their capacity to predict the full stressstrain behavior of this material after being e... |
| Proceedings | 2020 | Towards a method for the identification of water diffusion parameters in polymers and composites, Julie Cocaud, Amandine Celino, Sylvain Freour, Frederic Jacquemin, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | The aim of this work is to study the relevance of the diffusion parameters identified on kinetics whose saturation levels are unknown. Two types of diffusion kinetics have been considered: a Fickian and a non Fickian kinetics. Numerical experiments, based on the generation of noisy data corresponding to reference values of diffusion parameters, have been carried out. The two models used in this st... |
| Journal | 2026 | Thermal aging effects on microstructural, sorption and mechanical properties of bamboo fibers, Amine Fourari, Mouad Chakkour, Mohamed Ould Moussa, Ismail Khay, Tarak Ben Zineb, Cellulose, Vol. 38, number 5685, issue 22 (2026), doi:10.1007/s10570-025-06909-w | Bamboo fibers are considered as promising candidates to replace synthetic fibers in polymer composites, due to their low density, important mechanical properties, and carbon neutrality. During their service life in exigent applications (e.g. structural components near engines, insulation panels, fuselage, and storage compartments), these fibers may be subjected to elevated temperatures that can al... |
| Journal | 2026 | Range-dependent shallow water sound source localization via digital twin model incorporating spectral element full-wave numerical simulation, Yihua Xing, Shahram Khazaie, Xun Wang, Journal of the Acoustical Society of America, Vol. 159, issue 2, pp. 1225-1234 (2026), doi:10.1121/10.0042404 | Sound source localization in complex range dependent shallow water environments is a challenging problem. The challenges arise from factors such as irregular seabed topography and sound speed profiles, which cannot be quantified by the classical underwater sound propagation models. Although full wave numerical simulation can accurately simulate the acoustic field propagation in such complex range ... |
| Journal | 2025 | Experimental evaluation of the degradation of bio-based composites under extreme conditions: Impact on mechanical performance and durability, Yuan Wu, Jamal Fajoui, Pascal Casari, Sylvain Freour, Mouna Bouziane, EPJ Web of Conferences, Vol. 326, number 03003, issue 6 (2025), doi:10.1051/epjconf/202532603003 | This paper characterizes the impact of long term cyclic hygrothermal aging behavior on mechanical properties of bio based balsa core sandwich structures through experimental investigation of moisture diffusion cycles, moisture induced swelling effects, degradation of bending strength and stiffness, as well as the damage modes initiated in skins, skin/core interfaces and the balsa core. The structu... |
| Proceedings | 2022 | RAPID ASSESSMENT OF SHIP BOTTOM GROUNDING DAMAGE CONSIDERING COMBINED SURGE AND HEAVE MOTION, Jean Philippe Pineau, Herve Le Sourne, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 2, ISBN:[9780791885864], American Society of Mechanical Engineers (2022), doi:10.1115/OMAE2022-80209 | In most of the available literature in grounding analysis, the ship is supposed to run aground over a rock following a prescribed horizontal trajectory. However, in situations where the vessel is navigating in presence of waves, its oscillating heave motion sometimes leads to multiple breaches in the bottom plating, as observed in some real grounding events [1]. Recent numerical studies [2] showed... |
| Journal | 2026 | A macro-element for circular shallow foundations on rigid inclusion-reinforced soil, Ramon Alcala-Ochoa, Zheng Li, Panagiotis Kotronis, Giulio Sciarra, Soil Dynamics and Earthquake Engineering, Vol. 202, number 110037, issue 190 (2026), doi:10.1016/j.soildyn.2025.110037 | This study presents a plasticity based macro element (ME) for circular shallow foundations on rigid inclusion (RI) reinforced, layered soils subjected to seismic loading. The formulation includes: (i) an inclined interaction ellipse in the (h,m) plane with closed form sizing and tilt (a,b,) linked to RI descriptors (,H |
| Journal | 2025 | Restoration of hydroxyapatite particle thickness and crystalline orientation does not lead to recovery of tissue-scale mechanical properties in regenerating rat calvarial bone defects, Ameni Zaouali, David Gloaguen, Eric Le Bourhis, Pierre Antoine Dubos, Marie Jose Moya, Matthias Schwartzkopf, Tim Snow, Konrad Schneider, Baobao Chang, Fabienne Jordana, Solene Tessier, Pierre Tournier, Arnaud Pare, Pierre Weiss, Valerie Geoffroy, Baptiste Girault, Journal of the Mechanical Behavior of Biomedical Materials, Vol. 168, number 106998 (2025), doi:10.1016/j.jmbbm.2025.106998 | Various cellular activities regulate bone healing, causing structural changes and evolving mechanical characteristics during the regeneration process. This pilot study aimed to correlate the time and space resolved mechanical behavior of regenerating and related biological processes. While the mechanical properties of bone are known to be based on a nanostructure organization, this study intends ... |
| Journal | 2026 | Durability and microstructural evolution of metakaolin-based geopolymers under various coupled temperature and relative humidity conditions, M. Houhou, N. Leklou, H. Ranaivomanana, J. D. Penot, S. de Barros, Journal of Building Engineering, Vol. 120, number 115625, issue 14 (2026), doi:10.1016/j.jobe.2026.115625 | This study investigates the long term durability of a metakaolin based geopolymer composite formulated with potassium silicate, fine sand, limestone filler, and short carbon fibers, after 9 months of exposure to three hygrothermal conditions: 20 °C 100 % RH, 90 °C 100 % RH, and 90 °C 0 % RH. A comprehensive evaluation was carried out, including mechanical tests, shrinkage, mass loss, water a... |
| Journal | 2023 | Coupled effects of simultaneous autogenous self-healing and sustained flexural loading in cementitious materials, Benoit Hilloulin, Carol Youssef Namnoum, Frederic Grondin, Ahmed Loukili, Journal of Building Engineering, Vol. 79, number 107895 (2023), doi:10.1016/j.jobe.2023.107895 | The self healing efficiency of cementitious materials might be impaired by external loading. This study investigates the coupled effects of sustained flexural loading and self healing mechanisms. To this end, prismatic mortar specimens were pre cracked at two days with 10 m wide cracks under bending. Some beams were then immersed for healing and simultaneously loaded for about 4 weeks using an inn... |
| Journal | 2021 | On damage regularity defect nucleation modelling, Claude Stolz, International Journal of Solids and Structures, Vol. 229, number 111107, issue 3 (2021), doi:10.1016/j.ijsolstr.2021.111107 | The purpose of this article is to model defect nucleation. The defect is considered as a small volume which evolves as a damaged zone. The damage is described by a transition zone which can be sharp or continuous. In the first case, discontinuities occur and the initiation of defect is based on bifurcation of an equilibrium state. When the transition is continuous, the initiation of the defect is ... |
| Journal | 2026 | Molecular Insights Into the Water Freezing on Kaolinite Surfaces: The Key Role of Surface Properties, Yijie Wang, Zhen Yu Yin, Pierre Yves Hicher, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 393, number 12 (2026), doi:10.1002/nag.70280 | Unfrozen water content is a key factor governing the physical properties of frozen soils, and variations in mineral surface properties play a critical role in determining this content. However, the fundamental physical mechanisms of how different mineral surfaces affect soil water freezing remain poorly understood. This study employs the molecular dynamics method to investigate the influence of mi... |
| Journal | 2026 | Shear Behavior of Paris Green Clay-Concrete Interface Under Constant and Cyclic Temperature Loadings, Kexin Yin, Ngoc Hai Dong, Jinpeng Xu, Roxana Vasilescu, Geotechnical and Geological Engineering, Vol. 44, number 5153, issue 2 (2026), doi:10.1007/s10706-026-03644-2 | Energy piles are subjected to daily and seasonal heatingcooling cycles, leading to cyclic expansion and contraction. These deformations can trigger changes in the thermo mechanical behavior of the soil pile interface. Shear behavior of the soil pile interface can significantly affect the design and performance of energy piles. In this study, a set of direct shear tests was performed to evaluate th... |
| Journal | 2026 | The Influence of Grain Crushing and Pore Collapse on the Formation of Faults, N. A. Collins-Craft, I. Stefanou, J. Sulem, I. Einav, Journal of Geophysical Research Solid Earth, Vol. 131, number 211, issue 3 (2026), doi:10.1029/2025JB033062 | During an earthquake, slip occurs in a localized shear zone that features a heavily granulated fault core that can be characterized as a shear band. We study the formation of this fault core in a granular rock such as sandstone by developing a model of crushable granular media within the framework of Breakage Mechanics. This model accounts for the evolution of the grain size distribution, while al... |
| Proceedings | 2022 | CHARACTERIZATION AND MODELING OF THE IMPREGNATION PROCESS OF ELECTRIC ENGINES' ROTORS WITH A REACTIVE THERMOSETTING RESIN, Amelie Moisya, Sebastien Comas-Cardona, Nicolas Desilles, Pascal Genevee, Jere Kolehmainen, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 4, pp. 411-418, ISBN:[9782970161400] (2022) | In the mobility electrification context, the Renault Group assembles its own electric engines. The rotor is the mobile part of the motor, mainly composed of a steel core wound by insulated copper wires. Then the winding is immersed into a liquid acrylate based thermosetting resin bath which role is to ensure the performance and durability of the motor. The impregnation occurs under controlled temp... |
| Journal | 2023 | Numerical Analysis of Cross-Sectional Effects During the Magnetic Pulse Disassembly of Laminate Structures, Benoit Lagain, Thomas Heuze, Guillaume Racineux, Michel Arrigoni, Advanced Engineering Materials, Vol. 25, number 108, issue 20 (2023), doi:10.1002/adem.202300728 | To improve the performances of engineered systems, laminate composite structures are widely used as they offer the best strength to weight ratio. However, maintenance and recycling of these structures still remain a challenge. One solution can be to disassemble the layers, without damaging them, so that they can be repaired, reused, or recycled. To do so, impulsive sources such as high pulsed powe... |
| Journal | 2025 | Micromechanical investigation of the asymptotic behaviour of granular materials, Bo Liu, Zhen Yu Yin, Pierre Yves Hicher, International Journal of Solids and Structures, Vol. 318, number 113423 (2025), doi:10.1016/j.ijsolstr.2025.113423 | Laboratory experiments have shown that the proportional shearing of granular materials along arbitrary strain path directions will lead to stress states that converge asymptotically to proportional stress paths with constant stress ratios. The macro and microscopic characteristics of this asymptotic behaviour, as well as the existence of asymptotic states exhibiting a constant stress ratio and a ... |
| Book section | 2022 | Optimizing Cover Rebuilding Maintenance for Reinforced Concrete Structures Exposed to Chloride Attack, Quynh Chau Truong, Charbel Pierre El Soueidy, Emilio Bastidas-Arteaga, Yue Li, Proceedings of the 1st Conference of the European Association on Quality Control of Bridges and Structures, Vol. 200, pp. 148-156, ISBN:[9783030918767], Springer International Publishing (2022), doi:10.1007/978-3-030-91877-4_18 | Chloride induced corrosion of steel reinforcement is one of the most critical deterioration that causes durability problems on reinforced concrete (RC) structures. Therefore, extending service life through repairing becomes an important mission in maintenance strategies of RC structures. However, the ability to prolong service life by concrete repair is affected by several factors, such as quality... |
| Journal | 2023 | Dilatometric Study of Continuous Annealing of a Cold-Rolled Austenitic Stainless Steel, Abdelali Hayoune, Halima Maredj, Jamal Fajoui, Pierre Antoine Dubos, Steel Research International, Vol. 94, issue 10 (2023), doi:10.1002/srin.202300054 | The sequence of structural changes produced in two deformed microstructures of austenitic stainless steel elaborated by a multipass unidirectional cold rolling (CR) and a two step one, to a 75% thickness reduction, is followed by dilatometric experiments. The two materials show different dilatometric behaviors. X ray diffraction and microhardness measurements are performed to underlie the observed... |
| Book section | 2022 | Printability Assessment of Cement-Based Materials Using Uniaxial Compression Test, Ilhame Harbouz, Ammar Yahia, Emmanuel Roziere, Ahmed Loukili, Third RILEM International Conference on Concrete and Digital Fabrication, Vol. 37, pp. 318-323, ISBN:978-3-031-06115-8, Springer International Publishing (2022), doi:10.1007/978-3-031-06116-5_47 | Concrete 3D printing, a cutting edge manufacturing technology, is grasping increasing interest in the construction industry. Striking a balance between extrudability and buildability of printable cement based materials is crucial to ensure successful printing. Although rheology is widely used to assess flow properties, it can bring several challenges when assessing flow properties of stiff materia... |
| Book section | 2024 | Rammed Earth Building: Contribution of Moisture Transfer on Indoor Comfort, Theo Poupard, Florent Fabre, Philippe Poullain, Nabil Issaadi, Stephanie Bonnet, Second RILEM International Conference on Earthen Construction, Vol. 52, pp. 184-193, ISBN:978-3-031-62689-0, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-62690-6_19 | To date, only a few scientific articles have quantified by numerical calculation the impact that the hygroscopic character of raw earth, often cited as one of the main advantages of the material, can have on the comfort of the building's occupants. To better quantify this effect, simulations of a building with rammed earth walls subjected to realistic meteorological conditions are performed on the... |
| Journal | 2020 | Variational h-adaption for coupled thermomechanical problems, Rohit Pethe, Thomas Heuze, Laurent Stainier, Engineering Computations Swansea Wales, Vol. 37, issue 4, pp. 1261-1290 (2020), doi:10.1108/EC-05-2019-0243 | Purpose: The purpose of this paper is to present a variational mesh h adaption approach for strongly coupled thermomechanical problems. Design/methodology/approach: The mesh is adapted by local subdivision controlled by an energy criterion. Thermal and thermomechanical problems are of interest here. In particular, steady and transient purely thermal problems, transient strongly coupled thermoelast... |
| Journal | 2026 | Comprehensive Analysis of Gypsum Mortar with Glass Waste Aggregates as a Substitute for Sand, Mohamed Amine Ouared, Abdelkader Bougara, Ismail Yurtdas, Rodica Mariana Ion, Said Beldjilali, Nordine Leklou, Processes, Vol. 14, number 209, issue 2 (2026), doi:10.3390/pr14020209 | Gypsum has been used as a building material for a long time due to its environmental friendliness, exceptional fire performance, and ease of use. However, it is also known to have poor moisture resistance and lower mechanical performance. Construction and demolition wastes, which can cause many environmental issues if not properly managed, are increasingly recycled as reinforcement materials in gy... |
| Book | 2024 | Fundamentals of fluid flow in fibrous preforms, Christophe Binetruy, Sebastien Comas-Cardona, ISBN:[9780443215797, 9780443215780], Elsevier (2024), doi:10.1016/B978-0-443-21578-0.00021-4 | This chapter presents the main flow phenomena involved in the processes of structural fiber reinforced polymer matrix composites and proposes a mathematical description derived directly from the main physical principles adapted to heterogeneous and anisotropic fibrous media. We are interested in fiber preforms with long or continuous fibers, which may or may not be oriented, and low viscosity resi... |
| Proceedings | 2020 | Consideration of climate change-induced corrosion by structural codes, Maria Nogal, Emilio Bastidas-Arteaga, Helena Maria Dos Santos Gervasio, IABSE Congress Christchurch 2020 Resilient Technologies for Sustainable Infrastructure Proceedings, pp. 1064-1070, ISBN:[9783857481703] (2020) | The impact of climate change on ambient temperature and relative humidity along with the present CO |
| Proceedings | 2022 | FIRST INSIGHTS FROM THE VIRTUAL PERMEABILITY BENCHMARK ON A FIBROUS MICROSTRUCTURE, Tim Schmidt, Elena Syerko, David May, Christophe Binetruy, Luisa Silva, Stepan V. Lomov, Suresh G. Advani, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 3, pp. 741-748, ISBN:[9782970161400] (2022) | Permeability is a key parameter to predict the impregnation of fibrous structures by resin. Numerical permeability prediction (NPP) is becoming more and more important, but the number of influencing parameters for NPP is enormous and many seem to have a considerable impact. The Virtual permeability benchmark was launched to get an overview of methods used by researchers and possible sources of var... |
| Journal | 2026 | Comprehensive numerical hydrodynamic analysis of submarine in a straight course simulation using wall-resolved RANS models, Noh Zainal Abidin, Pol Muller, Jean Francois Sigrist, Frederic Grondin, Ocean Engineering, Vol. 355, number 124992, issue June (2026), doi:10.1016/j.oceaneng.2026.124992 | This research explores several critical factors affecting CFD based prediction accuracy of submarine hydrodynamic. A scaled submarine model is analyzed using the Reynolds Averaged Navier Stokes turbulence model at Reynold number of 3.6 × 106 with wall resolved meshes targeting (Formula presented) <5. A mesh convergence study was performed with different resolution: 13 × 106, 15 × 106, 18 × 106, 22... |
| Journal | 2025 | Mechanical and microstructural characterization of laminate composites hybridised with carbon fibre and rice husk particulate fillers, Dayanidhi Jena, Shaswat Kumar Das, Journal of Umm Al Qura University for Engineering and Architecture, Vol. 147, number 7761, issue 14 (2025), doi:10.1007/s43995-025-00251-9 | This current work have investigated the mechanical properties of a polymer composite hybridized with particulate rice husk (PRH) and particulate carbon fibre (PCF). The hand lay up fabrication process is adopted to develop the composite. Mechanical properties such as compressive strength, tensile strength, and flexural bending strength of the developed hybrid polymer composite, and composites with... |
| Journal | 2023 | Mechanical behaviour for aeronautical structures with embedded electric cables under low energy impact, T. Vogel, J. C. Walrick, P. Casari, Journal of Physics: Conference Series, Vol. 2526, number 012034, issue 1 (2023), doi:10.1088/1742-6596/2526/1/012034 | The work focuses on the mechanical strength of composite structures with embedded electrical functionalities submitted to low energy impact. This material is defined for aeronautical applications as multilayers of glass fibre composite with flat electrical cable layers embedded. The main question is about the damage involved by the low energy impact, and its influence on the electrical cables laye... |
| Journal | 2025 | Influence of the Initial Clay Fabric on the Progressive Destructuring Process under One-Dimensional Compression, Mengyu Ma, Fares Bennai, Mahdia Hattab, Pierre Yves Hicher, Francois Nicot, Journal of Engineering Mechanics, Vol. 151, number 633, issue 11 (2025), doi:10.1061/JENMDT.EMENG-8387 | This study aims to show how the interactions between clay particles and their environment can influence the fabric structuring of clayey soils, as well as to highlight the consequences on their mechanical behavior. For this purpose, samples of kaolinite clay sedimented within solutions at different pHs, which may induce either flocculated or dispersed clay fabric, were prepared and analyzed. The a... |
| Proceedings | 2025 | MATERIAL CHARACTERIZATION FOR PARTICLE-FILLED RTM IN 3D FIBROUS PREFORMS, L. Marchand, S. Comas-Cardona, C. Binetruy, A. Hautefeuille, Iccm International Conferences on Composite Materials (2025) | In the case of severe thermo mechanical loads, the composite materials of this study are manufactured through Resin Transfer Molding process in which a particle filled thermosetting resin is injected into a 3D fibrous preform. The challenge is to control the process by building a model that couples flow in porous media, particle filtration, and material properties' evolution induced by the filtrat... |
| Journal | 2021 | A generalized Fourier transform by means of change of variables within multilinear approximation, Mathilde Chevreuil, Myriam Slama, Advanced Modeling and Simulation in Engineering Sciences, Vol. 8, number 773, issue 1 (2021), doi:10.1186/s40323-021-00202-8 | The paper deals with approximations of periodic functions that play a significant role in harmonic analysis. The approach revisits the trigonometric polynomials, seen as combinations of functions, and proposes to extend the class of models of the combined functions to a wider class of functions. The key here is to use structured functions, that have low complexity, with suitable functional represe... |
| Book | 2024 | Machine Learning in Geomechanics 1: Overview of Machine Learning, Unsupervised Learning, Regression, Classification and Artificial Neural Networks, Ioannis Stefanou, Felix Darve, ISBN:[9781789451924, 9781394325634], Wiley (2024), doi:10.1002/9781394325634 | Machine learning has led to incredible achievements in many different fields of science and technology. These varied methods of machine learning all offer powerful new tools to scientists and engineers and open new paths in geomechanics. The two volumes of Machine Learning in Geomechanics aim to demystify machine learning. They present the main methods and provide examples of its applications in m... |
| Book section | 2020 | Investigation of the effect of irradiations on the mechanical and physico-chemical properties of cementitious materials: from the nanoscale to mortarsscale, Maxime Robira, Benoit Hilloulin, Ahmed Loukili, Gildas Potin, Xavier Bourbon, Abdessalam Abdelouas, CIGOS 2019, Innovation for Sustainable Infrastructure, Vol. 54, pp. 639-644, ISBN:978-981-15-0801-1, Springer Singapore (2020), doi:10.1007/978-981-15-0802-8_101 | Concrete is commonly used in nuclear construction for decades. Because low dose irradiations may play an important role regarding the extension of service life of some structures and long term properties of waste storage galleries, in depth studies are necessary. A multiscale experimental campaign on irradiated cementitious materials from mortars to pure phases (C S H) has been carried out and t... |
| Journal | 2022 | Experiments, numerical models and optimization of carbon-epoxy plates damped by a frequency-dependent interleaved viscoelastic layer, R. Mateu Pastor, H. Le Sourne, E. Le Gal La Salle, P. Cartraud, Mechanics of Advanced Materials and Structures, Vol. 29, issue 21, pp. 3011-3029 (2022), doi:10.1080/15376494.2021.1882626 | The research work presented in this paper aims to optimize the dynamic response of a carbon epoxy plate by including into the laminate one frequency dependent interleaved viscoelastic layer. To keep an acceptable bending stiffness, some holes are created in the viscoelastic layer, thus facilitating the resin through layer penetration during the co curing manufacturing process. Plates including (or... |
| Journal | 2021 | Residual stresses developed in thermoplastic composites during laser-assisted tape laying, Anna Maria El Bayssari, Frederic Jacquemin, Mael Peron, Anais Barasinski, Federica Daghia, Damien Guillon, ESAFORM 2021 (2021), doi:10.25518/esaform21.2667 | The main focus of the study is the determination of residual stresses developed in thermoplastic composites during tape placement. An experimental characterization of the residual stresses is carried out and based on the measurement of the curvature variation with temperature for unsymmetrical laminates. The tested plates are made of APC 2 and processed on the SPIDE TP, a filament winding machine ... |
| Book section | 2025 | Exploring Recycled Plastic Aggregates in Hemp Concrete, Lara Aldaou, Nabil Issaadi, Nordine Leklou, Ouali Amiri, Multiphysics and Multiscale Building Physics, Vol. 552, pp. 502-508, ISBN:[9789819783045], Springer Nature Singapore (2025), doi:10.1007/978-981-97-8305-2_71 | The escalating crisis of plastic pollution poses a pressing threat to our environment, necessitating urgent and effective preventive actions. Within the realms of civil engineering and architecture, theres a growing inclination towards utilizing agricultural materials and industrial waste for constructing sustainable building materials. An appealing avenue emerges in integrating recycled plastic w... |
| Book | 2021 | Introduction, Ioannis Stefanou, Jean Sulem, ISBN:[9781789450002, 9781119755203] (2021) | |
| Proceedings | 2024 | Multiscale Mechanical Investigation of Ternary Binders Incorporating Calcined Clay and Slag, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, American Concrete Institute ACI Special Publication, Vol. SP-362, pp. 49-63, ISBN:[9781641952507], American Concrete Institute (2024), doi:10.14359/51740874 | Recently, considerable attention has been given to the use of calcined clays in cementitious systems due to their availability and the enhancement of concrete durability properties they can generate thanks to the pozzolanic reaction. However, the interpretation of macro mechanical behavior of cementitious materials incorporating calcined clays is still challenging, especially when combined with ot... |
| Book section | 2025 | Designing Eco-Friendly Materials Intended for Repairing Reinforced Concrete Structures, Karim Belmokretar, Kada Ayed, Nordine Leklou, Djamel El Ddine Kerdal, Mohammed Mouli, Meftah Allal, The 1st International Conference on Net-Zero Built Environment, Vol. 237, pp. 765-777, ISBN:[9783031696251], Springer Nature Switzerland (2025), doi:10.1007/978-3-031-69626-8_64 | Given the considerable number of concrete structures either damaged or nearing the end of their lifespan, it becomes crucial to undertake substantial repairs. This is essential not only to address existing deterioration but also to ensure the preservation and prolonged durability of these structures. This study aims to explore the usability of innovative concretes in the repair of damaged reinforc... |
| Journal | 2025 | Effect of Hydric Condition on the Mechanical Properties of Cement and Lime-Treated Saharan Soils, Elhadj Guesmia Daheur, Abdellah Demdoum, Idriss Goual, Zhong Sen Li, Said Taibi, International Journal of Civil Engineering, Vol. 166, number 744, issue 3 (2025), doi:10.1007/s40999-025-01169-y | This study evaluates the influence of moisture conditions on the mechanical properties of a mixture comprising 35% dune sand and 65% tuff, treated with 2.66% lime and 1.33% cement. This composition has previously demonstrated optimal structural performance for pavement applications in Saharan regions. To replicate realistic field conditions typical of Saharan climates, a range of water contents wa... |
| Journal | 2022 | Flow stress improvement of a nickel multicrystal by physical vapor thin film deposition to reduce surface effects, Pierre Antoine Dubos, Ameni Zaouali, Pierre Yves Jouan, Mireille Richard-Plouet, Valerie Brien, David Gloaguen, Baptiste Girault, Materials Letters X, Vol. 14, number 100145, issue 16 (2022), doi:10.1016/j.mlblux.2022.100145 | Uniaxial tensile tests were carried out on nickel sheets containing only few grains across the thickness thus presenting a so called multicrystalline state. Pristine sheets used as reference and substrates covered by a nickel layer deposited by physical vapor deposition (magnetron sputtering) were studied. Results attest that the surface treatment affects the plastic deformation mechanisms by play... |
| Journal | 2026 | Bidirectional Vibration and Fatigue Mitigation of a Barge-Type Floating Offshore Wind Turbine Using an Omnidirectional Tuned Mass Damper, Riad El hamoud, Philip Alkhoury, Abdul Hamid Soubra, Mourad Ait-Ahmed, Applied Ocean Research, Vol. 171, number 105066, issue 2 (2026), doi:10.1016/j.apor.2026.105066 | This paper investigates the mitigation of bidirectional vibration and induced short term fatigue in a 5MW barge type floating offshore wind turbine (FOWT) subjected to stochastic misaligned wind and wave loadings. To address this challenge, a passive omnidirectional tuned mass damper (OTMD) integrated within the barge floater is proposed as a vibration suppression strategy. First, a comprehensive ... |
| Journal | 2022 | Some experiments inspired by the leptonic magnetic monopole of G. Lochak, G. de Lacheze-Murel, D. Fargue, C. Daviau, M. Karatchentzeff, A. Marizy, D. Priem, G. Racineux, Annales De La Fondation Louis De Broglie, Vol. 47, pp. 123-133 (2022) | |
| Proceedings | 2022 | Sensitivity Analysis of a Concrete Structure Subjected to Cyclic Loading Using a Polynomial Chaos Expansion Method, Henriette Marlaine Imounga, Emilio Bastidas-Arteaga, Serge Ekomy Ango, Rostand Moutou Pitti, Conference Proceedings of the Society for Experimental Mechanics Series, pp. 111-115, ISBN:[9783030867409], Springer International Publishing (2022), doi:10.1007/978-3-030-86741-6_18 | Cyclic loading is one of the main causes of degradation of reinforced concrete structures. The behavior of a reinforced concrete structure in fatigue can be represented by mechanical models, based on different theories (damage, fracture, plasticity ...), whose development requires knowledge of the characteristic parameters of the material and uncertainties associated. In this paper, we propose a p... |
| Journal | 2025 | Fourier-based computational micromechanics on boundary-conforming transformed grids, Francois Bignonnet, Martin Ladecky, Ivana Pultarova, Jan Zeman, Comptes Rendus Mecanique, Vol. 354, issue G1, pp. 227-256 (2025), doi:10.5802/CRMECA.354 | Computational homogenization accelerated by Green function preconditioning with Fast Fourier transforms (FFT) is classically performed on a uniform grid, which hinders the discretization accuracy. In this work, we consider a more accurate geometry representation obtained by transforming the uniform computational grid into a boundary conforming one. The mechanical problem is discretized using the f... |
| Journal | 2025 | Thermomechanical couplings of twinning Magnesium over a reversed load path, Necdet Ali Ozdur, Sefer Can Erman, Laurent Stainier, Rian Seghir, C. Can Aydner, Materials Today Communications, Vol. 46, number 112563, issue 2 (2025), doi:10.1016/j.mtcomm.2025.112563 | This study explores the thermomechanical couplings in rolled Magnesium AZ31 under a non monotonic load path, by first straining in the sense that incites profuse twinning and then reversing the load (to the sense that impedes twinning). The evolution of temperature, stress, and strain during the corresponding compressiontension cycle is measured by in situ infrared thermography combined with digit... |
| Journal | 2021 | Correction to: The role played by viscoelasticity in the bulk material during the propagation of a dynamic crack in elastomers (International Journal of Fracture, (2021), 10.1007/s10704-021-00561-8), Vasudevan Kamasamudram, Michel Coret, Nicolas Moes, International Journal of Fracture (2021), doi:10.1007/s10704-021-00573-4 | The original online version of this article was revised due to typesetting mistakes made regarding the captions of the figures 12 and 13.... |
| Proceedings | 2025 | CO2 uptake by accelerated carbonation of recycled concrete aggregates: quantifying bound CO2 by a defined protocol, Thomas Pernin, Laurent Cassayre, Severine Camy, Kilesh Jaunk-Eypersad, Farah Kaddah, Gael Corvec, Jena Jeong, Emmanuel Roziere, Philippe Turcry, Ouali Amiri, Riccardo Artoni, Fib Symposium, pp. 868-877, ISBN:[9782940643295] (2025) | The ANR CO |
| Book | 2026 | Historical perspective on modelling of processing of polymer composites, Suresh G. Advani, Christophe Binetruy, ISBN:[9780443341205, 9780443341199], Elsevier (2026), doi:10.1016/B978-0-443-34119-9.00017-6 | History of modelling of composites manufacturing processes can be traced back to modelling of polymer processes. Extrusion to process thermoplastics was first used in Germany in 1935, and it was not until 1962 that McKelvey in his book on Polymer Processing formalised modelling of polymer processes such as extrusion and injection moulding in a text book. Traditionally, composite manufacturing foll... |
| Journal | 2025 | Optimizing the extraction of a novel fiber from cassava (Manihot esculenta) stems: a statistical approach, Noel Njimbong Chia, Mustapha Nouri, Paul Kouteu, Mahfoud Tahlaiti, Yvette Jiokap Nono, Abdelhafid Khelidj, Sivakumar Ramanathan, Cellulose, Vol. 32, issue 16, pp. 9245-9269 (2025), doi:10.1007/s10570-025-06775-6 | The aim of this study is to extract and characterize cellulosic fibers from cassava (Manihot esculenta) stems, with the intent of adding value to this underutilized agro waste for industrial applications. Both chemical (NaOH) and mechanical extraction processes were employed to obtain these fibers. The BoxBehnken Response Surface Methodology (RSM) was used to optimize the effect of the biomass soa... |
| Proceedings | 2020 | Non-linear constitutive law for a glass-PA66 fabric composite dedicated to numerical simulations in crash studies, Mamadou A. Mbacke, Patrick Rozycki, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | In the automotive field, it is important to predict materials behavior and thereby the components behavior with high accuracy. The first part of paper deals with a complete experimental characterization both for quasi static and dynamic loadings. In quasi static, we carried out trials at three different temperatures ( 40°C, 23°C and 80°C) for which, each time, three different levels of hygrometry ... |
| Proceedings | 2025 | CO2 uptake by accelerated carbonation of recycled concrete aggregates: characterization at the grain scale by tomography and micro-indentation, Farah Kaddah, Jerome Lux, Emmanuel Roziere, Philippe Turcry, Ouali Amiri, Harifidy Ranaivomanana, Abdelkarim Ait-Mokhtar, Fib Symposium, pp. 360-368, ISBN:[9782940643295] (2025) | Accelerated carbonation of recycled concrete aggregates (RCA) is one of the approaches considered to reduce the carbon footprint of construction. After crushing, RCA can be used to mineralize CO |
| Journal | 2025 | Deep learning based predictions of Wohler curve using physics-informed neural networks: self-heating determination of fatigue limits for laminated composite materials, Laurent Gornet, Procedia Structural Integrity, Vol. 75, issue 6, pp. 129-139 (2025), doi:10.1016/j.prostr.2025.11.015 | This study investigates the fatigue behavior of high strength carbon/epoxy laminates using Physics Informed Neural Networks (PINNs). Laminates composed of TR50 unidirectional fibers and R367 2 epoxy were tested under cyclic tension and fatigue at room temperature. Self heating tests were also conducted to efficiently estimate the fatigue limits. A strong agreement was found between classical fatig... |
| Proceedings | 2023 | Modelling the forming of tailored fibre placement preforms: A tetrahedral part with final orthotropic orientations, Jessy Simon, Nahiene Hamila, Christophe Binetruy, Sebastien Comas-Cardona, Materials Research Proceedings, Vol. 28, pp. 231-238, ISBN:[9781644902462], Materials Research Forum LLC (2023), doi:10.21741/9781644902479-25 | Forming of conventional reinforcements to manufacture 3D fibre reinforced composite parts with complex geometries is limited by the architecture of the reinforcement made of initially straight fibres. On the opposite preforms obtained by Tailored Fibre Placement (TFP) are made of curvilinear fibre tows maintained on a backing material through stitching. In theory, the degree of freedom offered by ... |
| Proceedings | 2022 | A MULTI-SCALE MECHANICAL MODEL FOR HIGH FIBER CONTENT SMC IN COMPRESSION MOLDING, Francois Mahe, Christophe Binetruy, Suresh Advani, Julien Ferec, Benedikt Eck, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 2, pp. 264-270, ISBN:[9782970161400] (2022) | High Performance SMC (HP SMC) materials have been recently developed with higher fiber volume fraction and long fiber length, where collimated filaments are assembled in the form of bundles. These denser SMC materials exhibit complex behaviors which are not predicted by the suspension theory, especially concerning bundle orientations. They also induces difficulties in compression molding, hence th... |
| Proceedings | 2024 | Development of a New Laboratory Earthquake Setup Featuring a Paraffin oil-based Gel as Analogue Material, Abdallah Aoude, Ioannis Stefanou, Jean Francois Semblat, Vito Rubino, Proceedings of the World Congress on New Technologies, ISBN:[9781990800450], Avestia Publishing (2024), doi:10.11159/icceia24.140 | In this study, we present the development of a new experimental setup composed of an analogue fault surrounded by paraffin oil based gel, which allows us to simulate earthquake like events in the laboratory. The apparatus is designed to test the possibility of mitigating earthquake like instabilities using control theory. We present the physical properties of the paraffin oil based gel as function... |
| Proceedings | 2021 | Stochastic river flow forecasting using a Markov-switching autoregressive model, Bassel Habeeb, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Proceedings of the 31st European Safety and Reliability Conference Esrel 2021, pp. 1512-1517, ISBN:[9789811820168], Research Publishing Services (2021), doi:10.3850/978-981-18-2016-8_654-cd | Over time, the climate has changed considerably due to a wide variety of natural processes. During the last century, climate change has impacted infrastructure in different ways. In the particular case of bridges, it modified river flow and bridge scouring patterns, accelerating the deterioration process and reducing their lifetime. Therefore, design and operation require performing predictions th... |
| Book section | 2022 | Concrete Samples Extracted from Pile Caps and Affected by Internal Swelling Reactions: A Diagnostic Analysis, N. Nascimento, F. A.N. Silva, A. C. Azevedo, T. Mahfoud, A. Khelidj, Joao M.P.Q. Delgado, Masonry: Building Pathologies and Design, Vol. 22, pp. 83-101, ISBN:978-3-030-80495-4, Springer International Publishing (2022), doi:10.1007/978-3-030-80496-1_6 | In this work, it was analyzed in detail the problem of the extensive cracking in the pile cap foundation originated by the delayed ettringite formation, possibly from a high heat of hydration coming from the concreting of the large volume of concrete. Laboratory tests were performed to evaluate the transport properties of concrete samples, as well as their physical and chemical composition using a... |
| Proceedings | 2024 | Machine Learning Models for Predicting Rheological Properties of Self-Consolidating Concrete (SCC), Abdelhamid Hafidi, Ilhame Harbouz, Benoit Hilloulin, Ahmed Loukili, Ammar Yahia, American Concrete Institute ACI Special Publication, Vol. SP-362, pp. 249-267, ISBN:[9781641952507], American Concrete Institute (2024), doi:10.14359/51740887 | This study investigates the potential of machine learning (ML) models to predict the rheological properties of self consolidating concrete (SCC), with a focus on yield stress and viscosity. The significance of this research arises from the environmental impact of cement production and the pressing need to explore low carbon alternatives. Supplementary cementitious materials (SCM), such as slag and... |
| Journal | 2025 | Analysis of the Influence of Excavated Soil Sand Characteristics on the Rheological and Mechanical Properties of Hydraulic Mortars, Lara Saad, Mustapha Nouri, Mahfoud Tahlaiti, Abdelhafid Khelidj, Julien Fruchet, Prannoy Suraneni, Buildings, Vol. 15, number 353, issue 3 (2025), doi:10.3390/buildings15030353 | This work investigates the effects of substituting natural sand with excavated soil sand in the formulation of hydraulic mortar developed from a self compacting concrete (SCC). Four excavated soil sand deposits were studied to assess their physicochemical properties. Subsequently, a reference mortar (RM) was designed using the concrete equivalent mortar method. Furthermore, the effect of incorpora... |
| Journal | 2025 | STAMS 2023 / SEMTA-MECAMAT COLLOQUIUM Mechanics Across the Scales, M. P. Ariza, C. Czarnota, L. Stainier, J. A. Rodriguez-Martinez, Mechanics of Materials, Vol. 208, number 105414 (2025), doi:10.1016/j.mechmat.2025.105414 | |
| Journal | 2023 | Multiphysics simulation of an anisothermal reactive spontaneous capillary rise between electric rotor wires, Amelie Moisy, Sebastien Comas-Cardona, Nicolas Desilles, Pascal Genevee, Jere Kolehmainen, Frontiers in Materials, Vol. 10, number 146 (2023), doi:10.3389/fmats.2023.1124176 | Introduction: The rotor is the mobile component of an electric motor. A wound rotor is composed primarily of a steel core with insulated copper wires wound around it, after which the winding is immersed into a liquid acrylate based thermosetting resin bath whose role is to ensure the performance and durability of the motor. This impregnation with resin between the wires occurs under controlled tem... |
| Journal | 2026 | Residual stresses and strains during laser assisted tape placement of thermoplastic composite: Multi-physical modelling and experimental validation, Mael Peron, Anna Maria El Bayssari, Anais Barasinski, Frederic Jacquemin, Federica Daghia, Damien Guillon, Composites Part A Applied Science and Manufacturing, Vol. 202, number 109478 (2026), doi:10.1016/j.compositesa.2025.109478 | The prediction of residual stresses and strains during laser assisted tape placement of thermoplastic composite has been investigated by numerous studies in the literature. They are however rarely validated compared to experimental results and based on simplifications of the material thermomechanical behaviour. This study proposes a multi physical model to address the heat transfer, crystallizatio... |
| Journal | 2026 | Optimizing Thermal Cycles in Wire-Arc Additive Manufacturing: Investigating Inter-Pass Time and Use of an External Cooling System, Anas Rassane, Emmanuel Bertrand, David Gloaguen, Gregoire Bazin, Simon Morville, Bruno Courant, Solid State Phenomena, Vol. 383, pp. 81-87 (2026), doi:10.4028/p-YcG4dp | This study investigates heat management in Duplex Stainless Steel (DSS) wall specimens produced by Wire Arc Additive Manufacturing (WAAM), focusing on optimizing thermal cycles during construction. Reducing inter pass time induces heat accumulation, which causes wall flaring, alters the ferrite/austenite balance, and lowers the hardness of the produced DSS parts. In contrast, the introduction of a... |
| Journal | 2025 | Corrigendum to Evaluating the importance of spatial variability of corrosion initiation parameters for the risk-based maintenance of reinforced concrete marine structures [Struct. Saf. 114 (2025) 102568] (Structural Safety (2025) 114, (S0167473024001395), (10.1016/j.strusafe.2024.102568)), Romain Clerc, Charbel Pierre El-Soueidy, Franck Schoefs, Structural Safety, Vol. 116, number 102618 (2025), doi:10.1016/j.strusafe.2025.102618 | The authors regret the presence of the following unnoticed error in the article: In Table 1, row 2, column 2, kgCl /kg concrete should be replaced by %kgCl /kg concrete.This change ensures consistency with Table 6, which is correct. The authors would like to apologise for any inconvenience caused.... |
| Proceedings | 2021 | Chloride ions penetration of alkali-activated fly ash mortars with ground granulated blast furnace slag, Patrycja Duzy, Mateusz Sitarz, Marcin Adamczyk, Marta Choinska, Izabela Hager, Fib Symposium, Vol. 2021-June, pp. 284-293, ISBN:[9782940643080] (2021) | Due to the need to reduce the CO |
| Journal | 2022 | TENSOR-BASED NUMERICAL METHOD for STOCHASTIC HOMOGENIZATION, Quentin Ayoul-Guilmard, Anthony Nouy, Christophe Binetruy, Multiscale Modeling and Simulation, Vol. 20, issue 1, pp. 36-71 (2022), doi:10.1137/18M1191221 | This paper addresses the complexity reduction of stochastic homogenization of a class of random materials for a stationary diffusion equation. A cost efficient approximation of the correctors is obtained using a method designed to exploit quasi periodicity. Accuracy and cost reduction are investigated for local perturbations or small transformations of periodic materials as well as for materials w... |
| Proceedings | 2022 | NUMERICAL MODELLING OF WELDED THERMOPLASTIC COMPOSITES INTERFACES BEHAVIOUR UNDER QUASI-STATIC AND DYNAMIC LOADING, Pauline Bourda, Patrick Rozycki, Mamadou Abdoul Mbacke, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 2, pp. 682-689, ISBN:[9782970161400] (2022) | In the transport industry, the study of structures' crashworthiness is essential to ensure the safety of passengers. The increasing use of thermoplastic composites in this area induces design difficulties because of the materials' anisotropy, their strain rate dependency or novel joining methods such as welding. Joints need proper modelling as they constitute a structure's weakness. Despite many s... |
| Journal | 2026 | Numerical modeling of the nonlinear structural response of helically structured strands using a microscale informed BoucWen model applied to helicoidal strands and submarine power cables, Lara Zeidan, Patrice Cartraud, Gilles Marckmann, Laurent Stainier, International Journal of Solids and Structures, Vol. 338, number 114089, issue 6 (2026), doi:10.1016/j.ijsolstr.2026.114089 | Helical beam like structures subjected to combined axial tension and bending may exhibit a nonlinear response due to interlayer contact and friction between their components. A sequential multiscale strategy is proposed to represent this path dependent behavior with reduced computational cost. Homogenized moment curvature responses are obtained from a representative volume element under bending at... |
| Book section | 2021 | Impact of Super Absorbent Polymers on Early Age Behavior of High Performance Concrete Walls, J. Kheir, L. De Meyst, J. R. Tenorio Filho, T. A. Hammer, A. Klausen, B. Hilloulin, A. Loukili, N. De Belie, Proceedings of the 3rd RILEM Spring Convention and Conference (RSCC 2020), Vol. 33, pp. 49-58, ISBN:978-3-030-76550-7, Springer International Publishing (2021), doi:10.1007/978-3-030-76551-4_5 | The prediction of the early age behavior of cementitious materials is a difficult task, because many of the material properties are very sensitive to curing conditions as it is the case for High Performance Concrete (HPC), which usually has a very low water to cement ratio (0.2 < w/c 0.3). Early age cracking, a common problem for HPC, is caused by Autogenous Shrinkage (AS) and self desiccation... |
| Journal | 2026 | Editorial: Special issue on Multiscale Modeling of Geomechanics, Weijian Liang, Zhen Yu Yin, Pierre Yves Hicher, Computers and Geotechnics, Vol. 179, number 108116 (2026), doi:10.1016/j.compgeo.2026.108116 | |
| Journal | 2026 | Quantitative error assessment of radiative transfer approximations of acoustic wave energies in unbounded and bounded random media, L. De Abreu Correa, S. Khazaie, C. Gomez, R. Cottereau, Wave Motion, Vol. 143, number 103715, issue 2 (2026), doi:10.1016/j.wavemoti.2026.103715 | This paper reports a series of numerical experiments comparing solutions of the 3D acoustic wave equation in a (randomly fluctuating) heterogeneous medium to solutions of the radiative transfer equation. Parameters of the two equations are first chosen such that the radiative transfer solution is expected to provide an accurate approximation of the energy of the wave (weak coupling regime), and th... |
| Book | 2026 | Vertical vibrations of granular materials between two parallel horizontal walls, J. M. Bourinet, D. Le Houedec, ISBN:[9789054108849, 9781040897997], CRC Press (2026), doi:10.1201/9781003761693-98 | This paper presents some results on vertical harmonic vibrations of granular materials between two flat horizontal parallel walls. A sine sweep analysis is made at constant base wall acceleration (frequency: 60 to 2500Hz, acceleration level: 0.5 to 10ms2 rms). Pressure exerted by the granular material on top and base walls and their respective accelerations have been measured (apparent masses have... |
| Proceedings | 2020 | A goal-oriented model reduction technique for parametric fluid-structure problems, Cedric Leblond, Mathilde Chevreuil, Cyrille Allery, Claudine Beghein, Proceedings of the 6th European Conference on Computational Mechanics Solids Structures and Coupled Problems Eccm 2018 and 7th European Conference on Computational Fluid Dynamics Ecfd 2018, pp. 358-369, ISBN:[9788494731167] (2020) | The computation of the sound power level resulting from the vibration of submerged structures is a CPU time consuming process in the naval industry, due to both geometrical complexity and strong coupling with the fluid. The goal is here to obtain a parametric reduced order model (ROM), yielding a fast and accurate approximation of the radiated sound power level, when the parameters and the fluid l... |
| Journal | 2026 | Biodynamic responses of the human hand-arm system under nail gun shock vibration and differences between males and females, Maxime Vincent, Akira Engelbrecht, Marc Andre Gaudreau, Mathias Legrand, Thomas Dupont, Pierre Marcotte, International Journal of Industrial Ergonomics, Vol. 113, number 103913, issue 3 (2026), doi:10.1016/j.ergon.2026.103913 | Occupational exposure to vibration from hand tools poses significant health risks, potentially leading to chronic disorders affecting nerves, muscles, and joints in the Hand Arm System (HAS). Despite extensive research, the biodynamic response of the HAS to real world shock vibrations remains insufficiently characterized, limiting effective risk assessment and prevention strategies. This study qua... |
| Proceedings | 2020 | Carbon/polyamide 6 thermoplastic composites for underwater applications, Mael Arhant, Pierre Yves Le Gac, Maelenn Le Gall, Christophe Briancon, Christian Burtin, Peter Davies, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | The composite materials used at sea are today nearly all based on thermoset resins (polyester, epoxy). However, there is an increasing number of thermoplastic matrix polymers available on the market (PP, PA, PPS, PEEK...), which offer possibilities for forming by local heating, attractive mechanical properties and the potential for end of life recycling. The main reasons for the slow adoption of t... |
| Proceedings | 2023 | Packing simulation applied to thermoplastic composite wastes, Awen Bruneau, C. Binetruy, S. Comas, C. Landry, N. Durand, Iccm International Conferences on Composite Materials (2023) | |
| Journal | 2026 | Improved random hierarchical capillary bundle model for simulating the gas permeability evolution of alkali-activated concretes under thermal damage, Iman A.N.Omrani, Marcin Koniorczyk, Marta Choinska Colombel, Patrycja Duzy, Izabela Hager, Ouali Amiri, Nordine Leklou, Elzbieta Habiera-Wasniewska, Scientific Reports, Vol. 16, number 179, issue 1 (2026), doi:10.1038/s41598-026-45134-8 | The random hierarchical capillary bundle (RHCB) model contains random input parameters for estimating the cementitious materials gas permeability. However, the impact of the probability density function (PDF) of these parameters on the PDF of the models output data remains un explored. Hence, in the present study, different PDFs (i.e. uniform and normal distributions) were given to the random numb... |
| Proceedings | 2020 | Simplified modelling of surface ship whipping response to underwater explosion, R. Trivedi, H. Le Sourne, S. Paroissien, S. Branchereau, C. Lucas, Developments in the Collision and Grounding of Ships and Offshore Structures Proceedings of the 8th International Conference on Collision and Grounding of Ships and Offshore Structures Iccgs 2019, pp. 120-127, ISBN:[9780367433130] (2020) | This paper presents a simplified method to assess the whipping response of a surface ship subjected to underwater explosion, without modelling explicitly the surrounding water. The early time action of the shock wave generated by the detonation is treated using Taylors theory. Then, a bubble of gas starts to pulse and the incident pressure coming from resulting water flows, which usually couples w... |
| Journal | 2026 | One-dimensional dynamic fragmentation with the cohesive Lipschitz (CLIP) approach, Sachin Srinivasa, Benoit Le, Nicolas Chevaugeon, Nicolas Moes, International Journal of Fracture, Vol. 250, number 55, issue 3 (2026), doi:10.1007/s10704-026-00928-9 | Dynamic fragmentation of brittle materials involves complex crack nucleation, propagation, and interaction under high rate loading. Traditional cohesive zone models (CZM) accurately capture discrete cracks, but suffer from mesh dependency and constrained crack paths, whereas continuous damage models offer mesh independence at the expense of sharp crack representation. This paper presents the Cohes... |
| Book section | 2023 | The Role of Seismic Slip Velocity in the Evolution of Shear Band Thickness, Alexandros Stathas, Ioannis Stefanou, Multiscale Processes of Instability, Deformation and Fracturing in Geomaterials, Vol. 211, pp. 99-113, ISBN:[9783031222122], Springer Nature Switzerland (2023), doi:10.1007/978-3-031-22213-9_11 | In this paper we investigate the role of seismic slip velocity in the thickness evolution of a faults principal slip zone (PSZ) during coseismic slip. The PSZ of a fault can be modelled as a shear band of evolving thickness (see [33]). The PSZ thickness is associated with energy dissipation and apparent frictional softening during earthquakes. We use numerical non linear analyses that take into ac... |
| Book section | 2025 | Investigation of Microstructure Development of Cement Pastes Incorporating Calcined Clay Using Coupled Statistical Nanoindentation and XRD/Rietveld Analysis, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, Calcined Clays for Sustainable Concrete, Vol. 57, pp. 307-319, ISBN:978-3-031-83888-0, Springer Nature Switzerland (2025), doi:10.1007/978-3-031-83889-7_30 | The use of calcined clays in cementitious systems has lately gained extensive attention, especially regarding the current context of environmental issues. Several studies focused on the hydration aspects of cement binders in the presence of pure calcined clays, but few are the studies that were conducted on the mechanical aspects of these same systems with low grade calcined clays. In this work, f... |
| Book | 2024 | Overview of Machine Learning in Geomechanics, Ioannis Stefanou, ISBN:[9781789451924, 9781394325634], Wiley (2024), doi:10.1002/9781394325634.ch1 | Machine learning (ML) is an evolving field of knowledge and involves a plethora of methods and combinations of those. ML methods are classified into different categories: supervised learning versus unsupervised learning, batch learning versus online learning, and instance based learning versus model based learning. This chapter discusses the applications of ML in geomechanics, including constituti... |
| Journal | 2026 | Predicting hygro-mechanical properties of natural Borassus fiber reinforced bio-based alkali activated matrix: an ensemble learning approach, Assia Aboubakar Mahamat, Moussa Mahamat Boukar, Nordine Leklou, Philbert Nshimiyimana, Ifeyinwa Ijeoma Obianyo, Blasius Ngayakamo, Results in Engineering, Vol. 29, number 109702, issue 2 (2026), doi:10.1016/j.rineng.2026.109702 | This study uses machine learning (ML) to predict the effect of natural Borassus fruit fiber reinforcement on the hygro mechanical properties of a bio based earth based bio composite, enhancing sustainable construction. The study used experimental results of the hygro mechanical properties to develop a primary dataset for training and testing ML models (validation of 80/20). Various models includin... |
| Book section | 2020 | Behavior of Composite Material Instrumented by Optical Fiber, R. El Abdi, V. Chean, H. Ramezani, P. Casari, F. Jacquemin, Proceedings of the International Conference of Mechatronics and Cyber- MixMechatronics - 2020, International Journal of Mechatronics and Applied Mechanics, Vol. 143, pp. 26-33, ISBN:978-3-030-53972-6, Springer International Publishing (2020), doi:10.1007/978-3-030-53973-3_4 | The efficiency of an optical sensor embedded in a composite structure strongly depends on the interfacial adhesion between the optical fiber coating and the surrounding solid material and on the environment humidity. Moisture diffusion can induce a decrease of the mechanical stiffness and strength of organic matrix composites. The present work reports on the study of the interfacial adhesion of an... |
| Journal | 2026 | Magnetic pulse welding of Al-5754 with Al-7075 and MARS 380: Weldability windows and ballistic testing, Benoit Lagain, Thomas Heuze, Guillaume Racineux, Michel Arrigoni, Defence Technology, Vol. 211, number 944, issue 5 (2026), doi:10.1016/j.dt.2025.07.024 | Joining dissimilar materials encounters significant engineering challenges due to the contrast in material properties that makes conventional welding not feasible. Magnetic Pulse Welding (MPW) offers a solid state joining technique that overcomes these issues by using impact to create strong bonds without melting the substrate materials. This study investigates the weldability of aluminum alloy Al... |
| Journal | 2025 | Interpretable crack features for the representation of kinematic fields in the case of fatigue overloads, Ghita Bahaj Filali, Michel Coret, Adrien Leygue, Julien Rethore, International Journal of Fracture, Vol. 249, number 364, issue 1 (2025), doi:10.1007/s10704-024-00830-2 | Many engineering structures are subjected to variable amplitude loading. A number of studies investigate the effects of post overload, even though it is crucial to describe what occurs during the overloading. The aim of this paper is to provide effective independent descriptors based on purely kinematic measurements for the analysis of overloading. Fatigue tests were conducted on a SENT specimen. ... |
| Book section | 2026 | Analysis of Diffusion Mechanisms in Adhesively Bonded Composite Reinforcements for Steel Structures, M. Medina, M. Girard, Emilie Lepretre, Sylvain Chataigner, 12th International Conference on FRP Composites in Civil Engineering (CICE 2025), Vol. 777, pp. 1723-1732, ISBN:[9783032093981], Springer Nature Switzerland (2026), doi:10.1007/978-3-032-09399-8_163 | To extend the structure life of offshore steel structures, corroded or damaged structures can be repaired using adhesively bonded composite reinforcements. As polymers are sensitive to moisture, the durability of such solutions in the offshore environment needs to be studied to be able to propose adapted design methodologies and safety coefficients. Water diffusion in homogenous materials benefits... |
| Journal | 2026 | Modelling the diffusive behavior of polymer foam immersed in water, Hireche Ahmed, Gueribiz Djelloul, Sylvain Freour, Journal of Sandwich Structures and Materials, number 357 (2026), doi:10.1177/10996362261463393 | This study introduces a refined methodology for modeling water diffusion in polymeric foams. The approach is grounded in Darcys law, which governs diffusion in porous media. A modified diffusion law is proposed to describe the complex interplay between the foams mechanical state and the dynamics of water transport. The resulting diffusion kinetics follows a three step mechanism controlled by a par... |
| Journal | 2026 | Evaluating and comparing the environmental performance of manufacturing processes considering design for additive manufacturing: a case study based on Wire Arc Additive Manufacturing and green sand casting, Antoine Balidas, Olivier Kerbrat, Matthieu Rauch, Procedia CIRP, Vol. 140, pp. 575-580 (2026), doi:10.1016/j.procir.2026.05.097 | Recent advancements in metal additive manufacturing have made this technology a compelling solution for the production of industrial parts. For example, Wire Arc Additive Manufacturing (WAAM) shows great promise for producing large stainless steel components with medium to high geometric complexity. WAAM has been demonstrated to achieve mechanical properties and near net shape manufacturing charac... |
| Proceedings | 2021 | EFFECT OF MINERAL ADDITIONS ON THE SELF-HEALING ABILITY OF CEMENTITIOUS MATERIALS, Carol Namnoum, Benoit Hilloulin, Maxime Robira, Frederic Grondin, Ahmed Loukili, American Concrete Institute ACI Special Publication, Vol. SP-349, pp. 1-14, ISBN:[9781641951395] (2021) | The production of cement by calcination of limestone releases large amounts of carbon dioxide. Development of concrete quality lead to optimize the sustainability and maintenance phases of concrete structures, so, using supplementary cementitious materials (SCM) is one of the methods adapted to reduce the environmental impact of cement production. In addition, self healing of concrete appears as a... |
| Journal | 2025 | Hysteresis at Low Relative Humidity on Vapor Sorption Isotherm of Na-Montmorillonite, Yijie Wang, Liming Hu, Zhen Yu Yin, Pierre Yves Hicher, Yandi Wu, Journal of Geotechnical and Geoenvironmental Engineering, Vol. 151, issue 11 (2025), doi:10.1061/JGGEFK.GTENG-13726 | The vapor sorption isotherm (VSI) can be employed not only for characterizing the soil properties but also for describing the seepage and deformation phenomena within soils. The adsorption and desorption VSIs of expansive soil exhibit a distinctive hysteresis at low relative humidity (RH). While it is speculated that this hysteresis may be related to the interlayer hydration of expansive minerals,... |
| Proceedings | 2022 | EFFICIENT SIMULATION OF DUAL-SCALE FLOW IN RTM PROCESSES BY DOMAIN SKELETONIZATION, S. Bancora, C. Binetruy, S. Advani, S. Comas-Cardona, A. Leygue, E. Syerko, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 4, pp. 468-473, ISBN:[9782970161400] (2022) | In this work we present a novel Dual Scale Skeleton model (DSS) to simulate the mesoscopic dual scale flow inside a fibrous layup at an affordable computational cost. Instead of using a traditional Stokes Brinkman model to govern the flow inside and around the tows, the flow domain is separated into three interconnected subdomains. For each subdomain, the threedimensional mesoscale geometry of yar... |
| Journal | 2025 | Utilizing Experimental Data in a Model-Free Data-Driven Method: The Case of Thermal Conduction, Jakob Platen, Atul Anantheswar, Felix Harazin, Johannes Storm, Michael Scherkenbach, Markus Oeser, Laurent Stainier, Michael Kaliske, International Journal for Numerical Methods in Engineering, Vol. 126, number 1, issue 22 (2025), doi:10.1002/nme.70165 | The study at hand investigates the applicability of experimental data within a model free data driven solver. The heat conduction equation is facilitated and solved by the data driven solver without the need for a constitutive law. At first, the results of an artificially created dataset are compared to a finite element solution to assess the quality of the approach. Subsequently, in situ data is ... |
| Proceedings | 2020 | Mechanical characterization of fiber reinforced floor screeds: Influence of glass fibers on shrinkage and cracking mechanisms, Fella Chelha, Syed Yasir Alam, Ahmed Zakarya Bendimerad, Ahmed Loukili, American Concrete Institute ACI Special Publication, Vol. SP-343, pp. 70-79, ISBN:[9782883941427], fib. The International Federation for Structural Concrete (2020), doi:10.35789/fib.BULL.0095.Ch08 | Self compacting mortars and concretes for horizontal structures are cementitious mixtures that are both fluid and homogeneous, with the particularity of flowing under the effect of their own weight. Thanks to their homogeneous texture they offer the possibility of achieving good quality of finishing and many such advantages become the reason for their applications especially in slabs and floors. H... |
| Proceedings | 2022 | ELABORATION OF HYBRID BIO-COMPOSITES WITH THERMOPLASTIC MATRIX: OPTIMAL FORMULATION AND MODELLING OF THE QUASI-STATIC BEHAVIOUR FOR AN AUTOMOTIVE STRUCTURAL APPLICATION PARTS, Wassim Guerfala, Patrick Rozycki, Christophe Binetruy, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 1, pp. 648-655, ISBN:[9782970161400] (2022) | The environmental impact is becoming increasingly important in the automotive industry, pushing OEMs to reduce CO2 emissions through clean engines and structural weight reduction. Composite materials offer an excellent alternative to standard steels with considerable weight reduction. The main objective of this study is the application of bio composite materials in automotive structure. This study... |
| Journal | 2023 | Editorial: ECCM Research Topic on advanced manufacturing of composites, Christophe Binetruy, Baris Caglar, Lode Daelemans, Clemens Dransfeld, Veronique Michaud, Frontiers in Materials, Vol. 10 (2023), doi:10.3389/fmats.2023.1296247 | |
| Proceedings | 2022 | MODELLING THE FORMING OF TAILORED FIBRE PLACEMENT PREFORMS ON A TETRAHEDRAL PUNCH, Simon Jessy, Hamila Nahiene, Binetruy Christophe, Comas Cardona Sebastien, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 4, pp. 702-709, ISBN:[9782970161400] (2022) | The experimental and numerical forming of a Tailored Fibre Placement preform on a tetrahedral punch with orthotropic final orientation is addressed. The forming simulation is based on a finite element model where the fibre tows are modelled explicitly using beam elements. The stitching yarn, which is implicitly modelled, is supposed to act as a hinge connection between intersecting fibre tows of a... |
| Book section | 2026 | Calcination of Mordenite-Rich Tuff and Its Effect on the Physical and Mechanical Properties of Cement Mortars, Meriem Meziani, Nordine Leklou, Nasser Chelouah, Ouali Amiri, Advances in Mechanics, Materials, and Manufacturing Processes, pp. 15-24, ISBN:[9783032201737], Springer Nature Switzerland (2026), doi:10.1007/978-3-032-20174-4_2 | The cement industry is under growing pressure to reduce production costs while minimizing its environmental footprint. Among the strategies showing promising prospects to address this issue is the use of natural pozzolans, particularly mordenite rich tuffs. This study investigates the effect of moderate thermal activation on the reactivity and performance of mordenite rich tuff (TB) when used as a... |
| Journal | 2026 | Dynamic stiffness characterization and modelling of nylon mooring rope for floating wind turbines under realistic and regular loading conditions, M. Feuvrie, P. Cartraud, P. Davies, Ocean Engineering, Vol. 360, number 126042, issue 1718 (2026), doi:10.1016/j.oceaneng.2026.126042 | Standards recommend conducting harmonic tests to characterise the dynamic stiffness of fibre ropes. These tests show that dynamic stiffness changes with the number of cycles, and the common practice is to calculate a stabilized stiffness based on the last measurement cycles. This raises questions about the relevance of this choice in view of the irregular nature of loads experienced at sea. The ai... |
| Journal | 2026 | A multi-scale approach for the localization of the moisture content in composites with two hydrophilic constituents, Melissa Said, A. Celino, G. Challita, S. Freour, Journal of Composite Materials, Vol. 45, number S22147853204082 (2026), doi:10.1177/00219983261420171 | Predicting the service life of structural parts with hydrophilic constituents requires accounting for moisture induced aging during the design phase. This involves determining the moisture content distribution through the materials thickness over time. Traditionally, composites with at most one hydrophilic constituent are considered. For materials with multiple heterogeneous hydrophilic constituen... |
| Journal | 2026 | Inverse design of cement and cement paste composition for targeted tensile strength using sequential neural networks and hydration based micromechanical modelling, Jinane Murr, Syed Yasir Alam, Frederic Grondin, Journal of Building Engineering, Vol. 118, number 115075, issue 3 (2026), doi:10.1016/j.jobe.2025.115075 | The fracture performance of hydrated cement paste is a property of its evolving microstructure, which in turn is governed by the chemical composition of the initial binder system and the kinetics and thermodynamics of the hydration process. In this study, a novel data driven meta model, referred to as Cement to Tensile (C2T), is proposed to predict and optimize the tensile strength of HCP without ... |
| Book section | 2023 | Non-linear Analysis of Bottle-Shaped Isolated Struts Concrete Deteriorated by Alkali Silica Reactions, F. A.N. Silva, I. S. Lira, A. C. Azevedo, J. M.P.Q. Delgado, A. M. Matos, M. Tahlaiti, A. Khelidj, Building Pathologies: Experimental Campaigns and Numerical Procedures, Vol. 25, pp. 77-102, ISBN:978-3-031-17060-7, Springer International Publishing (2023), doi:10.1007/978-3-031-17061-4_3 | The work discusses the behaviour of isolated concrete bottle shaped struts affected by internal expansion reactions (ISR). For that purpose, the numerical modelling of damaged concrete was performed using the Concrete Damaged Plasticity Model (CDPM) implemented in ABAQUS and validated the model through Sankovichs tests. A procedure to automatically obtain the concrete plasticity and damage paramet... |
| Proceedings | 2025 | Influence of Interlayer Properties on the Mechanical Performance of Multi-Layered Concrete Structures, Salma Es-Satte, Syed Yasir Alam, Jean Michel Torrenti, Ahmed Loukili, Fib Symposium, pp. 2092-2301, ISBN:[9782940643295] (2025) | The construction sector is moving away from traditional monolithic concrete structures towards advanced, functionally graded, or composite elements. These innovations improve mechanical and thermal properties, optimise material use, lower costs, and reduce environmental impact. However, layering different concretes creates weak interlayer zones, compromising structural integrity. This study invest... |
| Proceedings | 2024 | Reduced-scale Testing of Masonry Structures Subjected to Explosions, Ahmad Morsel, Filippo Masi, Ioannis Stefanou, Panagiotis Kotronis, Guillaume Racineux, Emmanuel Marche, World Congress on Civil Structural and Environmental Engineering, ISBN:[9781990800351], Avestia Publishing (2024), doi:10.11159/icsect24.132 | In recent decades, the number of historical and ancient structures exposed to blast loads has steadily increased, either due to accidental or deliberate explosions, such as the archaeological site of Palmyra in 2015 and Beirut explosion in 2020. It is important to protect such assets against blast loading. However, investigating how structures respond to explosions cannot rely solely on numerical ... |
| Journal | 2025 | Correction to: Influence of Plastic Anisotropy and Strain path on strain-induced Phase Transformation of Cobalt (Metals and Materials International, (2024), 30, 1, (1-12), 10.1007/s12540-023-01490-y), Pierre Antoine Dubos, Jamal Fajoui, Nadjib Iskounen, Baptiste Girault, David Gloaguen, Metals and Materials International (2025), doi:10.1007/s12540-024-01829-z | In the original version of this article, co author Nadjib Iskounen name was missed to add in the author group. The correct order of author names should read as Pierre Antoine Dubos, Jamal Fajoui, Nadjib Iskounen, Baptiste Girault, David Gloaguen. The affiliation details of Nadjib Iskounen are Laboratoire Des Sciences de IIngenieur Pour IEnvironnement, UMR CNRS 7356, La Rochelle Universite, 17042, ... |
| Journal | 2025 | Natural Fiber Composites for Sustainable Model Rocketry: Bamboo and Jute as Alternatives to Fiberglass, Lais Alves, Tabata Barreto, Nordine Leklou, Silvio de Barros, Fibers, Vol. 13, number 159, issue 12 (2025), doi:10.3390/fib13120159 | The search for sustainable alternatives to synthetic composites has become increasingly relevant in aerospace engineering education and student rocketry. Fiberglass is widely used for rocket fuselages due to its favorable balance of performance and cost, but it is energy intensive, non biodegradable, and environmentally burdensome. This study provides the first demonstration of natural fiber compo... |
| Journal | 2025 | Evaluation of the compactness of granular mixes for roller compacted concrete design using SPO-ANN, Youcef Chakali, Ahmed Hadj Sadok, Nima Khodadadi, Mahfoud Tahlaiti, Antonio Nanni, Road Materials and Pavement Design, Vol. 28, issue 4, pp. 1-28 (2025), doi:10.1080/14680629.2025.2584558 | Granular compactness is a critical parameter in the mix design of roller compacted concrete (RCC), although existing empirical and theoretical methods often require extensive experimental characterisation and perform poorly for mixtures containing fillers and large aggregates. This study proposes a data driven model to accurately predict granular compactness, specifically for RCC applications. A c... |
| Book section | 2026 | Effects of lime and fibers on ECB properties, Houcem Trabelsi, Souhir Elouze, Ines Garsellaoui, Stephanie Bonnet, Concrete and Circular Economy, Vol. 63, pp. 241-247, ISBN:978-3-032-06801-9, Springer Nature Switzerland (2026), doi:10.1007/978-3-032-06802-6_20 | Soil stabilization is essential in geotechnical engineering to improve the mechanical and durability properties of soils. This study investigates the combined effects of lime and natural fibers on soil stabilization, focusing on compressive strength and shrinkage behavior. Various lime contents (0%, 4%, 6%, and 8%) and fiber proportions (0%, 0.5%, and 1%) were used. Samples were molded into standa... |
| Journal | 2026 | Influence of mixture parameters and material properties on the flow behavior of low-carbon self-consolidating concrete using explainable machine learning, Abdelhamid Hafidi, Benoit Hilloulin, Ilhame Harbouz, Ahmed Loukili, Ammar Yahia, Journal of Building Engineering, Vol. 119, number 115125, issue 7 (2026), doi:10.1016/j.jobe.2025.115125 | Predicting the flow behavior of self consolidating concrete (SCC) remains a persistent challenge due to the highly nonlinear interactions among material constituents and the lack of standardized experimental data. In this study, we introduce a hybrid, explainable AI framework that integrates machine learning interpretability techniques (SHAP, LIME) with genetic programming based model optimization... |
| Journal | 2023 | Simplified modeling for elastic analysis of a floating body in heave motion, Massicilia Dahmani, Abdelghani Seghir, Nabil Issaadi, Ouali Amiri, World Journal of Engineering, Vol. 20, issue 5, pp. 918-930 (2023), doi:10.1108/WJE-07-2021-0445 | Purpose: This study aims to propose a numerical modeling procedure for response analysis of elastic body floating in water and submitted to regular waves. An equivalent simplified mechanical single degree of freedom system allowing to reproduce the heave movements is first developed, then the obtained lumped characteristics are used for elastic analysis of the floating body in heave motion. Design... |
| Journal | 2026 | Characterization and modeling of the viscoelastoplastic behavior of polyester mooring lines, Q. Viez-Pichonnier, P. Davies, P. Cartraud, Applied Ocean Research, Vol. 169, number 104976, issue no 23 (2026), doi:10.1016/j.apor.2026.104976 | This study presents a model for describing the viscoelastic and viscoplastic behavior of a full size polyester (PET) subrope, which can be used to determine the medium and long term response of synthetic cables used in floating wind turbines. While this material is well established in offshore oil and gas applications, it is also currently being considered for marine renewable energy (MRE) statio... |
| Journal | 2025 | Reliability of the laboratory cob specimens manufacturing: Variability of hygrothermal properties at the wall scale, Junior Tchiotsop, Stephanie Bonnet, Nabil Issaadi, Philippe Poullain, Construction and Building Materials, Vol. 497, number 143289, issue 8 (2025), doi:10.1016/j.conbuildmat.2025.143289 | This article investigates how cob specimens manufactured in a laboratory are representative of a real scale cob wall. Emphasis is placed on hygrothermal properties, which are a significant asset for reducing energy costs of buildings. It is a continuation of a previous paper in which the natural variability of the manufactured cob samples was evaluated at the material scale (laboratory samples) (T... |
| Proceedings | 2022 | CHARACTERIZATION OF INTERLOCK 3D PERMEABILITY TENSOR FOR C-RTM PROCESS, Gabriela Gambarini, Boris Duchamp, Jerome Olhagaray, Marc Waris, Christophe Binetruy, Sebastien Comas-Cardona, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 1, pp. 1318-1325, ISBN:[9782970161400] (2022) | The permeability characterization of the interlocks is crucial for the impregnation quality and its simulation. In this work, a continuous 3D permeability measurement technique [3] is used to measure the permeability evolution during compression of a saturated layer to layer interlock fabric. The in plane and transverse permeability can be extracted for a range of fiber volume fraction which serve... |
| Journal | 2026 | Simplified structural assessment of large-diameter cylinder indentation with application to shipsemisubmersible floater collision analysis, Priscilla Salazar L., Gabriel Vandegar, Ye Pyae Sone Oo, Herve Le Sourne, Philippe Rigo, Marine Structures, Vol. 110, number 104128, issue 5 (2026), doi:10.1016/j.marstruc.2026.104128 | A simplified model based on the super element methodology is developed to rapidly predict collision induced local damage in large diameter cylindrical shells representative of semisubmersible floating offshore wind turbine columns. The formulation adopts an incremental, kinematically admissible deformation mechanism consistent with the upper bound theorem of plastic limit analysis to obtain the in... |
| Journal | 2024 | Robust detection and characterization of a bifurcated bi-phasic interface propagating through a granular medium: physically and morphologically, Rana Al Nemer, Julien Rethore, Giulio Sciarra, Experiments in Fluids, Vol. 65, number 83, issue 12 (2024), doi:10.1007/s00348-024-03919-5 | The detection of an interface separating two zones of low contrast and evolving in a deformable medium is very challenging. The low contrasted images describing a partially saturated granular medium are replaced by high contrasted images generated from the correlation error maps issued from a standard digital image correlation (DIC) calculation. A robust algorithm has been developed to capture aut... |
| Proceedings | 2024 | Simplified Structural Assessment of Ship Collision Against a Semisubmersible Offshore Wind Floater, Salazar L. Priscilla, Gabriel Vandegar, Ye Pyae Sone Oo, Herve Le Sourne, Philippe Rigo, Proceedings of the International Offshore and Polar Engineering Conference, Vol. 1, pp. 3385-3392, ISBN:[9781880653784] (2024) | The analysis of structural damage is studied by different approaches including empirical, experimental, and nonlinear finite element methods This work presents a simplified methodology to estimate the force penetration curve for a large diameter cylindrical panel, corresponding to the structural arrangement in the outer tanks of a semisubmersible floater. The methodology is based on the upper boun... |
| Proceedings | 2021 | Sensitivity and reliability analysis for reinforced concrete structures subjected to cyclic loading using a polynomial chaos, Henriette Marlaine Imounga, Emilio Bastidas-Arteaga, Rostand Moutou Pitti, Serge Ekomy, Charbel Pierre El Soueidy, Proceedings of the 31st European Safety and Reliability Conference Esrel 2021, pp. 1518-1523, ISBN:[9789811820168], Research Publishing Services (2021), doi:10.3850/978-981-18-2016-8_669-cd | Fatigue is one of the main causes of failure of reinforced concrete structures subjected to cyclic loading. Several mechanical models based on damage theory have been developed to represent the behavior of reinforced concrete structures subjected to cyclic loading. The use of these models requires knowledge about the model parameters which could be determined from experimental tests. However, ther... |
| Journal | 2022 | A 6-ring embedded strain sensor, Marc L.M. Francois, Yann Lecieux, Meccanica, Vol. 57, issue 7, pp. 1735-1745 (2022), doi:10.1007/s11012-022-01530-8 | The proposed embedded strain sensor consists of six elastic rings, placed in an icosahedral symmetry, whose measured elongations give access to the complete 3D strain tensor in the surrounding matrix. The linear relationship between the ring elongations and the strain tensor in the matrix is given. From this relation it is deduced that the tensor is isotropic, i.e. its sensitivity is independent o... |
| Proceedings | 2022 | Generalized computational framework based on X-FEM for thin films in time-harmonic problems: formulation, validation and application, S. Wu, O. Dazel, G. Legrain, Proceedings of ISMA 2022 International Conference on Noise and Vibration Engineering and Usd 2022 International Conference on Uncertainty in Structural Dynamics, pp. 451-461, ISBN:[9789082893151] (2022) | The current work presents a computational approach to simulate stationary dissipative acoustic problems involving thin porous layers. A generalized interface model derived from the plane wave Transfer Matrix Method (TMM) is established for modelling thin layers. We develop variationally consistent formulations to impose the interface conditions from models of thin layers for diverse coupling confi... |
| Journal | 2025 | Recoater design for a helical motion binder jet additive manufacturing 3D printer, Tarek Mesto, Tugdual Le Neel, Jean Yves Hascoet, Particuology, Vol. 98, issue 21, pp. 142-153 (2025), doi:10.1016/j.partic.2025.01.012 | Binder jet additive manufacturing is used for producing molds and cores for sand casting, by using granular material and proper binder. The conventional system uses a layer by layer gantry motion. The new continuous printing machine is a helical motion system. It includes a recoating blade for the granular material which has been investigated. This study focuses on analysing the behaviour of the r... |
| Journal | 2023 | An iterative multi-fidelity approach for model order reduction of multidimensional input parametric PDE systems, Manisha Chetry, Domenico Borzacchiello, Lucas Lestandi, Luisa Rocha Da Silva, International Journal for Numerical Methods in Engineering, Vol. 124, issue 22, pp. 4941-4962 (2023), doi:10.1002/nme.7333 | We propose a parametric sampling strategy for reduction of large scale PDE systems with multidimensional input parametric spaces by leveraging models of different fidelity. The design of this methodology allows a user to adaptively sample points ad hoc from a discrete training set with no prior requirement of error estimators. It is achieved by exploiting low fidelity models throughout the paramet... |
| Journal | 2023 | Chemical and Creep Models Applied to Concrete Damaged by AlkaliSilica Reactions, Rodrigo F. Roma, Fernando A.N. Silva, Mohamed K. Bourbatache, Mahfoud Tahlaiti, Joao M.P.Q. Delgado, Antonio C. Azevedo, Buildings, Vol. 13, number 2575, issue 10 (2023), doi:10.3390/buildings13102575 | Concrete structures that experience internal swelling reactions are often affected by other deleterious mechanisms, such as creep and shrinkage. In Brazil and many other countries around the world, numerous cases of building foundations and concrete dams were investigated due to the damage associated with internal expansions. Macroscopic models for the numerical representation of these expansions ... |
| Proceedings | 2024 | Multi-scale characterization of carbon-fibre reinforced PEEK composites manufactured by laser-assisted tape placement, Noe Restif, Suzanne Laik, Mael Peron, Federica Daghia, Frederic Jacquemin, Materials Research Proceedings, Vol. 41, pp. 613-622, ISBN:[9781644903131], Materials Research Forum LLC (2024), doi:10.21741/9781644903131-68 | The Laser Assisted Tape Placement forming process of thermoplastic composites enables the rapid production of laminates. However, it requires the tuning of the processing parameters, which is currently limited by a misunderstanding of the consolidation phenomena occurring during process and the interlaminar properties related with strong welded interfaces. This study aims at establishing correlati... |
| Journal | 2026 | Statistical Analysis of Energy Release Rate Evolution for Microstructurally Small Fatigue Cracks, Marie Bouyx, Aurelien Vattre, Julien Rethore, Vincent Bonnand, Vincent Chiaruttini, Fatigue and Fracture of Engineering Materials and Structures, Vol. 320, number 119759, issue 3 (2026), doi:10.1111/ffe.70330 | This study investigates the early propagation of microstructurally small fatigue cracks from micro defects in polycrystalline Inconel 718. A 3D conformal global/local finite element framework with adaptive remeshing is employed to explicitly resolve grain boundaries, and the energy release rate (ERR) is extracted along the crack front using the (Formula presented.) domain integral. By simulating s... |
| Book section | 2020 | Influence of Thermal Preconditioning on the Mechanism of External Sulphate Attack, S. Boudache, E. Roziere, A. Loukili, H. Colina, External Sulphate Attack Field Aspects and Lab Tests, Vol. 21, pp. 71-80, ISBN:978-3-030-20330-6, Springer International Publishing (2020), doi:10.1007/978-3-030-20331-3_6 | During external sulphate attack, the penetration of sulphates within the material is the rate limiting step. Thus laboratory tests can last a few years before giving usable results. It is possible to shorten the response time by stimulating the penetration of sulphates. One way to achieve that is to dry the material at 60 °C then to saturate it with a sulphate solution before the test. The impact ... |
| Proceedings | 2021 | Computation of discretization error bounds on the fatigue damage of a shear plate, L. Mell, V. Rey, F. Schoefs, B. Rocher, Developments in Renewable Energies Offshore Proceedings the 4th International Conference on Renewable Energies Offshore Renew 2020, pp. 717-725, ISBN:[9780367681319] (2021) | Offshore Wind Energy is one of the most promising offshore renewable energies. Bottom fixed offshore wind turbines have reduced step by step their Levelized Cost of Energy. It relies both on CAPEX and OPEX reduction by optimizing the design. One of the key issues is a better assessment of the risks and reliability. As a consequence, the accuracy of the reliability assessement relies on the capacit... |
| Proceedings | 2025 | Evaluation of concrete performance: from improving existing durability tests to the definition of new protocols, Emmanuel Roziere, Philippe Turcry, Franck Cassagnabere, Philippe Fonollosa, Fib Symposium, pp. 625-632, ISBN:[9782940643295] (2025) | The definition of rapid, representative and reproducible test methods is a major condition for a safe application of performance based approach. A working group of the French National Project PerfDuB focused on methods for assessing the performance of concrete subjected to three main exposure conditions: carbonation (XC), chloride ion penetration (XS/XD) and chemical attacks (XA). Existing proto c... |
| Proceedings | 2025 | Anisotropic expansion and shrinkage behavior of thermosetting prepreg layups with respect to the compaction strategy, Sourour Traouli, Steven Le Corre, Vincent Sobotka, Mael Peron, Jago Pridie, Materials Research Proceedings, Vol. 54, pp. 2361-2370, ISBN:[9781644903599], Materials Research Forum LLC (2025), doi:10.21741/9781644903599-255 | The manufacturing of high performance thermosetting composites requires precise control over thermo mechanical and chemical processes, particularly during curing. Cure shrinkage in the thermoset matrix, coupled with thermal expansion and compaction, significantly influences the final parts dimensional stability and structural integrity. Additionally, improper compaction before curing can lead to d... |
| Book section | 2023 | Friction Stir Welding Operating Window for Aluminum Alloy Obtained by Temperature Measurement, Moura Abboud, Laurent Dubourg, Adrien Leygue, Guillaume Racineux, Olivier Kerbrat, Friction Stir Welding and Processing XII, Vol. 34, pp. 171-182, ISBN:[9783031226601], Springer Nature Switzerland (2023), doi:10.1007/978-3-031-22661-8_16 | Finding the process parameters (advancing and rotational speed) in FSW is the key to construct an operating window based on a type of material and a tool geometry. Literature shows different process methods carried out by researchers and engineers to obtain the data needed to select suitable parameters. These methods can be divided into destructive, based on macrostructures analyses, and non destr... |
| Proceedings | 2020 | Methodology for consideration of ageing in the design of tidal turbine blades, S. Paboeuf, S. Durand, A. Favry, E. Billaudeau, P. Casari, L. Mouton, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | Due to a huge potential, more and more tidal turbine projects are developed in the world. The market study, performed by SEENEOH [1], shows that the majority of projects are horizontal axis turbines with composite materials blades. To assess the design of blades, some guidance notes and standards have been issued by Classification Societies as Bureau Veritas [2] or DNVGL. In addition, the Technica... |
| Journal | 2026 | Characterization of the moisture content evolution of a flax/epoxy composite during the steps of an infusion manufacturing process, Benjamin Gaud, Amandine Celino, Sylvain Freour, Mael Peron, Composites Part A Applied Science and Manufacturing, Vol. 208, number 109878 (2026), doi:10.1016/j.compositesa.2026.109878 | The quality of biocomposites depends on fibres moisture content during manufacture as it affects microstructure, mechanical properties and internal mechanical states. Managing moisture content during manufacturing and service life is therefore essential for high performance parts. This study investigates key manufacturing steps of flax epoxy biocomposites produced by Vacuum Assisted Resin Transfer... |
| Proceedings | 2023 | ELABORATION OF HYBRID BIO-COMPOSITES WITH THERMOPLASTIC MATRIX: MATERIAL FORMULATION AND MODELLING OF THE QUASI-STATIC BEHAVIOUR, Wassim Guerfala, Patrick Rozycki, Christophe Binetruy, Iccm International Conferences on Composite Materials (2023) | Environmental impact is becoming increasingly important in the automotive industry, with car manufacturers looking to reduce CO2 emissions through cleaner engines and structural weight reduction. Composite materials offer an excellent alternative to standard steels with significant weight reduction and the ability to produce functional parts [1],[2],[3]. The main objective of this study is to inve... |
| Proceedings | 2025 | PerfDub project Data Base on concrete mixes and its exploitation, Jonathan Mai-Nhu, Francois Cussigh, Philippe Turcry, Emmanuel R.O. Ziere, Michael Dierkens, Gabriel Pham, Francois Toutlemonde, Patrick Rougeau, Fib Symposium, pp. 804-812, ISBN:[9782940643295] (2025) | The French research and development project PerfDuB aimed at defining a methodology to justify the durability of concretes (and concrete structures) through a performance based approach. This article illustrates how the data base was used to determine relation between the mix characteristics and the durability properties and to contribute to determine threshold values of durability properties to a... |
| Journal | 2026 | Impact of storage under high temperature and relative humidity on the properties of compressed earth bricks stabilized with biomass ash, Nadia Boussaa, Nasser Chelouah, Nordine Leklou, Fatma Kheloui, Materials and Structures Materiaux Et Constructions, Vol. 59, number 758, issue 1 (2026), doi:10.1617/s11527-025-02925-1 | Managing ash from biomass combustion is a significant environmental challenge, while the construction industry is increasingly seeking sustainable alternatives to traditional, energy intensive binders. This study evaluates the potential of two types of biomass ash (BA a and BA b) as eco friendly stabilizing agents for making compressed earth bricks (CEBs), focusing on how hygrothermal curing condi... |
| Proceedings | 2025 | Experimental assessment and 2D-Modelling of the viscous sintering of superimposed filaments based on biopolymer, Laurent Chaunier, Melanie Thadasack, Anne Laure Reguerre, Achraf Chebbi, Lucas Huttin, Amelie Moisy, Sebastien Comas-Cardona, Timm Weitkamp, Materials Research Proceedings, Vol. 54, pp. 2-11, ISBN:[9781644903599], Materials Research Forum LLC (2025), doi:10.21741/9781644903599-1 | Additive Manufacturing by Molten material Extrusion (AM ME) of biocompatible and edible parts based on natural biopolymers, such as zein, a protein extracted from corn, opens prospects for applications in the pharmaceutical field. Cohesion between deposited layers requires filament spreading and diffusion of macromolecules at the interface. Viscous sintering has to be characterized and modelled in... |
| Journal | 2025 | A Single Tensile Test for TRIPTWIP Mechanisms High-Throughput Mapping in a Compositionally Graded TiNb Alloy, Clemence Fontaine, Thomas Corre, Loic Perriere, Hugo P. Van Landeghem, Daniel Galy, Thomas Belforti, Philippe Vermaut, Fan Sun, Frederic Prima, Lola Lilensten, Metallurgical and Materials Transactions A Physical Metallurgy and Materials Science, Vol. 8, number 506, issue 7 (2025), doi:10.1007/s11661-025-07941-y | Compositional boundaries of transformation induced plasticity and mechanical twinning (TRIP/TWIP) activity in the TiNb system are determined using a chemically graded sample containing 1830 at. pct Nb, prepared via diffusion couple. Deformation mechanisms triggered by a single tensile test are analyzed by EBSD and EDX. TRIP activity is resolved in the range 2225 at. pct Nb and TWIP activity in the... |
| Book section | 2022 | Fiber Optic Sensors to Perform Structural Health Monitoring of Concrete Structures Affected by Internal Swelling Reactions, K. K.Santos Silva, F. A.N. Silva, T. Mahfoud, A. Khelidj, A. C. Azevedo, J. M.P.Q. Delgado, Building Rehabilitation and Sustainable Construction, Vol. 23, pp. 29-54, ISBN:978-3-030-95486-4, Springer International Publishing (2022), doi:10.1007/978-3-030-95487-1_3 | Structural Health Monitoring (SHM) on concrete structures is an important issue in controlling its performance during its service life. Data obtained using this technology can provide valuable information for decision making about the needs for corrective interventions that can ensure the integrity and safety of concrete structures. When concrete structures exhibit internal expansions due to the s... |
| Proceedings | 2020 | A general method for optimal pressure sensor placement to detect race-trackings and predict their criticality in the resin transfer molding process, Christophe Binetruy, Nihad Siddig, Elena Syerko, Pavel Simacek, Suresh Advani, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | A common disturbance encountered during composite manufacturing is gaps between the preform and the mold wall, where resin can flow easily giving rise to the race tracking (RT) phenomenon. Race tracking is unavoidable in the Resin Transfer Molding (RTM) process and can lead to entrapment of air pockets which results in parts being discarded as scrap. In this study, a simplified cost effective simu... |
| Book section | 2022 | Diagnosis and Assessment of Deep Pile Cap Foundation of a Tall Building Affected by Internal Expansion ReactionsCase Study, Joao M.P.Q. Delgado, F. A.N. Silva, A. C. Azevedo, T. Mahfoud, A. Khelidj, N. Nascimento, Masonry: Building Pathologies and Design, Vol. 22, pp. 103-124, ISBN:978-3-030-80495-4, Springer International Publishing (2022), doi:10.1007/978-3-030-80496-1_7 | Early deterioration of foundations of reinforced concrete building has been reported with relative frequency in last years. This this deterioration process is often characterized by an extensive mapping cracking process on concrete surfaces that occurs due to several types of internal swelling reaction. In this paper, a real case study of a tall reinforced concrete building that presented a severe... |
| Journal | 2026 | Prediction of moisture diffusion kinetics during cyclic hygrothermal aging of epoxy resin by an improved finite element modeling approach, Hamza Tarin, Jamal Fajoui, Julie Cocaud, Yuan Wu, Frederic Jacquemin, Amandine Celino, Sylvain Freour, Abdellah Arhaliass, Ahmed Rhallabi, Azzam El Masri, Discover Applied Sciences, Vol. 8, number 646, issue 2 (2026), doi:10.1007/s42452-025-08088-6 | Epoxy resins, frequently employed in composite structures in industries like water transport systems, are known for their superior mechanical properties and resistance to chemical degradation. However, their long term durability and performance are considerably affected by their ability to absorb water under cyclic hygrothermal conditions, resulting in the severe material degradation. Herein, this... |
| Journal | 2024 | Packing simulation and analysis applied to a thermoplastic composite recycling process, Awen Bruneau, Francois Mahe, Christophe Binetruy, Sebastien Comas-Cardona, Charlotte Landry, Nelly Durand, Frontiers in Materials, Vol. 11, number P07010 (2024), doi:10.3389/fmats.2024.1420014 | A numerical model of packing applied to rigid objects is presented. It aims at describing a random stack of polymer composite chips in order to model the packing step of an existing recycling technique. The geometric properties of the stack play a major role in the mechanical properties of the recycled products. Short, simple and effective geometric descriptors of the stack are proposed. Their abi... |
| Book section | 2020 | Calcined ClayLimestone Cements: Hydration and Mechanical Properties of Ternary Blends, Guillemette Cardinaud, Emmanuel Roziere, Ahmed Loukili, Olivier Martinage, Laury Barnes-Davin, Calcined Clays for Sustainable Concrete, Vol. 25, pp. 683-689, ISBN:978-981-15-2805-7, Springer Singapore (2020), doi:10.1007/978-981-15-2806-4_76 | Through the study of binary and ternary blends, the work is focused on the influence of the substitution of the cement by calcined clay and/or limestone filler on the mechanical properties. Besides of an ordinary Portland cement, three binders were analyzed: one binary blend where 30% of the cement is replaced by calcined clay and two ternary blendsone with 15% of calcined clay and 15% of limeston... |
| Journal | 2026 | Pampero HiFi: improvements in aerodynamic modeling of a spacecraft-oriented destructive re-entry code, Valentin Ledermann, Iko Midani, Eddy Constant, Pierre Van Hauwert, Martin Spel, Laurent Stainier, Julien Annaloro, Stephane Galera, Ceas Space Journal, Vol. 11, number 35, issue 1 (2026), doi:10.1007/s12567-025-00655-2 | This work presents the BLIZZARD CFD module developed in the scope of the implementation of the high fidelity branch of the PAMPERO spacecraft oriented re entry tool. First, the Riemann solver, the immersed boundary method, and the adaptive mesh refinement of BLIZZARD are briefly detailed. The mass loss generated by the chosen immersed boundary method is investigated on a sphere and a satellite cas... |
| Proceedings | 2023 | MODELLING OF RIGID INCLUSIONS REINFORCED FOUNDATIONS TO INVESTIGATE THE FAILURE ENVELOPE IN THE V-M-H SPACE (COMPDYN 2023), Ramon Alcala-Ochoa, Zheng Li, Panagiotis Kotronis, Giulio Sciarra, Compdyn Proceedings (2023) | The technique of ground reinforcement using Rigid Inclusions (RIs) is known to reduce settlements and enhance bearing capacity in soft soils. This approach leads to significant nonlinear interactions among the load transfer platform, piles, and the surrounding soil. The main objective of this paper is to identify the failure envelope of a shallow foundation on soft soil reinforced by RIs. This is ... |
| Proceedings | 2022 | TOWARDS A UNIFIED NUMERICAL MODELING OF FORMING AND CONSOLIDATION OF THERMOPLASTIC COMPOSITES WITH PREPREG PATCHES: A SHELL ELEMENT BASED APPROACH, Mulye Paris Dilip, Morancay Lionel, Binetruy Christophe, Comas Cardona Sebastien, Leygue Adrien, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 4, pp. 741-748, ISBN:[9782970161400] (2022) | The "Quilted Stratum Process"(QSP®) shares several features with the standard composite thermostamping process. But at the same time there are some additional challenges in the physical process and its numerical modeling because of the usage of thermoplastic prepreg patches, inability to use a blank holder, possible long distance sliding of prepreg patches during forming and the transverse squeeze... |
| Journal | 2026 | Comparison of Fiber Volume Fraction measurement methods from composite micrographs, Felix Thebault, Alexandre Clement, Sylvain Freour, Gwenole Le Moal, Pascal Casari, Composites Science and Technology, Vol. 282, number 111689, issue 4 (2026), doi:10.1016/j.compscitech.2026.111689 | Mechanical performance of composite materials is closely linked to their microstructural features, especially the Fiber Volume Fraction (FVF) and its local variations. Often based on optical micrograph analysis, FVF characterization is essential for reliable material modeling. However, existing FVF measurement methods based on optical micrographs show significant variability and lack standardized ... |
| Book | 2024 | Physics-Informed and Thermodynamics-Based Neural Networks, Filippo Masi, Ioannis Stefanou, ISBN:[9781789451931, 9781394325665], Wiley (2024), doi:10.1002/9781394325665.ch3 | This chapter offers a comprehensive introduction to the integration of prior knowledge arising from physics and thermodynamics into deep learning algorithms. By means of motivating examples, it explore the capabilities and strengths of (i) physics informed neural networks (PINNs) for the discovery, driven by data, of partial differential equations and (ii) thermodynamics based artificial neural ne... |
 | Journal | 2021 | Correction to: reduced order modeling of selective laser melting: from calibration to parametric part distortion (International Journal of Material Forming, (2021), 14, 5, (973-986), 10.1007/s12289-021-01613-z), Chady Ghnatios, Khalil El Rai, Nicolas Hascoet, Pierre Adrien Pires, Jean Louis Duval, Jon Lambarri, Jean Yves Hascoet, Francisco Chinesta, International Journal of Material Forming, Vol. 14, issue 5, pp. 987-987 (2021), doi:10.1007/s12289-021-01638-4 | The article Reduced order modeling of selective laser melting: from calibration to parametric part distortion, written by Chady Ghnatios, Khalil El Rai, Nicolas Hascoet, Pierre Adrien Pires, Jean Louis Duval, Jon Lambarri, Jean Yves Hascoet, Francisco Chinesta was originally published electronically on the publishers internet portal on 31 March 2021 without open access. With the author(s) decisio... |
| Proceedings | 2021 | Comparison of normative test methods for evaluating concrete resistance to freeze-thaw cycles to real exposure conditions, Sara Al Haj Sleiman, Laurent Izoret, Frederic Grondin, Syed Yasir Alam, Ahmed Loukili, Fib Symposium, pp. 130-136, ISBN:[9782940643110] (2021) | The durability of concrete structures in winter has always been one of the most important topics in civil engineering research, including the normative approach, obviously because maintenance and repairing costs are not negligible. National standards authorities such as AFNOR (F), DIN (D) or SNV(CH), as well as European and International Standards organizations (CEN, ISO), have developed test meth... |
| Proceedings | 2025 | Monitoring the electrical resistivity profiles of ordinary and slag concrete samples subjected to artificial tidal cycles, Sergio Palma Lopes, Marie Ange Eid, Geraldine Villain, Stephanie Bonnet, Fib Symposium, pp. 653-660, ISBN:[9782940643295] (2025) | Instrumented concrete specimens of two formulations, an ordinary and a BFS concrete, were subjected to long term artificial tide cycles. An embedded resistivity sensor was tested in this study to monitor resistivity profiles in concrete. Resistivity values in the slag concrete are several times greater than values in the ordinary concrete, which confirms the effect of BFS addition on the microstru... |
| Journal | 2026 | A new triangular lattice material testing device, Marc L.M. Francois, International Journal of Solids and Structures, Vol. 339, number 114160 (2026), doi:10.1016/j.ijsolstr.2026.114160 | A new testing device for triangular (2D), lattice materials is proposed. This lattice belongs to the tensional class of stiff materials with structural applications. The specimen has a triangular shape and has 144 cells. The connection system consists of pivot joints, which are located at the middle of the beams. The device makes use of pantographs, rods, and push bars to impose regular fields at ... |
| Book section | 2021 | Computation of discretization error bounds on the fatigue damage of a shear plate, L. Mell, V. Rey, F. Schoefs, B. Rocher, Vol. 2021, pp. 717-725 (2021), doi:10.1201/9781003134572-82 | Offshore Wind Energy is one of the most promising offshore renewable energies. Bottom fixed offshore wind turbines have reduced step by step their Levelized Cost of Energy. It relies both on CAPEX and OPEX reduction by optimizing the design. One of the key issues is a better assessment of the risks and reliability. As a consequence, the accuracy of the reliability assessement relies on the capacit... |
| Book | 2021 | Multiphysics Couplings and Strain Localization in Geomaterials, Jean Sulem, Ioannis Stefanou, ISBN:[9781789450002, 9781119755203], Wiley (2021), doi:10.1002/9781119755203.ch8 | This chapter reviews some multiphysics couplings which enhance strain localization in geomaterials. It focuses on shear banding, emphasizing thermal and chemical effects in relation with shear heating. A comparison between a rate dependent Cauchy continuum and a rate independent Cosserat continuum is shown for the scaling of the localized zone thickness. The comparison is made on the basis of a si... |
| Journal | 2026 | MECHANICAL ANALYSIS OF THICK-WALLED LOW-CARBON STEEL STRUCTURES PRODUCED BY WIRE ARC ADDITIVE MANUFACTURING WITH ZIG-ZAG TRAJECTORIES, Abhishek Kumar Gupta, Ali Maden, Clea Plouze, Philippe Feraud, Catherine da Cunha, Matthieu Rauch, Helene Sapardanis, Journal of Machine Engineering, Vol. 26, issue 2, pp. 18-37 (2026), doi:10.36897/jme/221668 | This study investigates the mechanical properties of multilayer thick WAAM components using a zigzag deposition strategy. Four different low carbon steel (ER70S 6) walls with two deposition angles and two turning radii were evaluated. The comprehensive design of experiment focuses on microstructural analysis and mechanical properties, including hardness, tensile strength, and Charpy V Notch (CVN).... |
| Journal | 2025 | Leveraging Machine Learning (ML) to Enhance the Structural Properties of a Novel Alkali Activated Bio-Composite, Assia Aboubakar Mahamat, Moussa Mahamat Boukar, Ifeyinwa Ijeoma Obianyo, Philbert Nshimiyimana, Blasius Ngayakamo, Nordine Leklou, Numfor Linda Bih, Journal of Composites Science, Vol. 9, number 464, issue 9 (2025), doi:10.3390/jcs9090464 | This study explored the use of Borassus fruit fiber as reinforcement for earthen matrices (BFRC). The experimental results of the testing carried out on the structural properties were used to generate a primary dataset for training and testing machine learning (ML) models. Linear regression (LR), Decision tree regressor (DTR), and gradient boosting regression (GBR) were used to build an ensemble l... |
| Proceedings | 2020 | Statistical characterization of shale microstructure: Determination of representative elementary area, Ph Cosenza, D. Pret, S. Hedan, A. L. Fauchille, Rock Mechanics for Natural Resources and Infrastructure Development Proceedings of the 14th International Congress on Rock Mechanics and Rock Engineering ISRM 2019, pp. 1583-1590, ISBN:[9780367422844] (2020) | This paper provides new estimates for Representative Elementary Area (REA) sizes of the Callovo Oxfordian (COx) claystone actively being studied in the framework of deep disposal of radioactive waste. These estimates obtained from a mineral map have been calculated by classical counting box and by two microstructural descriptors (i.e., two point probability function and variogram range). The class... |
| Journal | 2022 | A Multiscale Investigation of the Effects of Water on Grain Crushing, Younes Salami, Christophe Dano, Pierre Yves Hicher, Geotechnical and Geological Engineering, Vol. 40, issue 12, pp. 5895-5903 (2022), doi:10.1007/s10706-022-02256-w | The mechanical behavior of a granular medium is closely related to its saturation state. One of the underlying phenomena controlling this dependence is particle breakage. In the presence of water, the strength of a particle is weakened through various physicalchemical processes, which lead to an increase in the intensity of particle crushing. The acceleration of the particles fracturing results in... |
| Journal | 2026 | Pampero HiFi: improvements in mechanical and fluidstructure interaction modeling for a spacecraft-oriented code, Valentin Ledermann, Eddy Constant, Martin Spel, Laurent Stainier, Julien Annaloro, Stephane Galera, Ceas Space Journal, Vol. 7, number 113, issue 2 (2026), doi:10.1007/s12567-026-00704-4 | This work presents the latest improvements of the mechanical modeling in the scope of the atmospheric PAMPERO reentry code. First, the enhancements and optimizations of the mechanical module of the third version of the code PAMPERO V3, based on finite element analysis, are presented. The reentry of a satellite computed with both the thermal and mechanical fragmentations in PAMPERO V3 estimates tha... |
| Journal | 2025 | Experimental Assessment of the Dynamic Hygrothermal and Mechanical Behavior of Compressed Earth Block Walls in a Tropical Humid Climate, Armel B. Laibi, Philippe Poullain, Nordine Leklou, Moussa Gomina, Buildings, Vol. 15, number 3484, issue 19 (2025), doi:10.3390/buildings15193484 | This study experimentally investigates the mechanical and dynamic hygrothermal behavior of compressed earth block (CEB) walls subjected to simulated climatic cycles representative of a tropical humid environment. Four formulations were tested: raw soil (D0), soil with kenaf fibers (DF), soil with fibers and cement (DFC), and soil with fibers, cement, and slag (DFCL). Performance was assessed in an... |
| Journal | 2024 | The Comparison between Additively Manufactured and Molded 3D Scaffolds for Tissue Engineering Applications, Tijana Kavrakova, Luciano Vidal, Jean Yves Hascoet, International Journal of Material Forming, Vol. 17, number 226, issue 4 (2024), doi:10.1007/s12289-024-01841-z | Blood vessels are essential as they transport oxygen and nutrients. To address the increasing mortality rate from cardiovascular diseases, modern science is focusing on clinical trials for replacing human blood vessels with artificial ones. However, the challenge lies in replicating the intricate anatomy with exact dimensional accuracy on a small scale. This work concentrates on developing innovat... |
| Proceedings | 2022 | Environmental impact assessment of thermo-stamping carbon fibres reinforced polyphenylene sulfide composite parts, ENVIRONMENTAL IMPACT ASSESSMENT OF THERMO-STAMPING CARBON FIBRES REINFORCED POLYPHENYLENE SULFIDE COMPOSITE PARTS, Vincent Lacoma, Jean Luc Bailleul, Sandy Moisan, Christophe Binetruy, Olivier Kerbrat, 20th European Conference on Composite Materials, ECCM20, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 6, pp. 339-346, ISBN:[9782970161400] (2022) | |
| Journal | 2026 | Microstructural Transformations in Cold-Worked AZ61 Mg Alloy During Non-Isothermal Heating, Abdelali Hayoune, Jamal Fajoui, Ahmed Noumi, Yasser Mahfoud Ghimouze, Metallography Microstructure and Analysis, Vol. 220, number 114924 (2026), doi:10.1007/s13632-026-01312-8 | This study investigates the microstructural evolution of cold worked AZ61 magnesium alloy under non isothermal conditions to optimize thermomechanical processing for lightweight and energy related applications. Solution treated specimens were subjected to 15 and 30% cold deformation and were characterized by dilatometry, differential scanning calorimetry (DSC), x ray diffraction (XRD), optical mic... |
| Journal | 2025 | Special issue JTCM on continuous-discontinuous long fiber-reinforced polymer composite structures, Thomas Bohlke, Christophe Binetruy, Frank Henning, Andrew Hrymak, Luise Karger, Loredana Kehrer, Kay Weidenmann, Mehrdad N. Ghasemi-Nejhad, Journal of Thermoplastic Composite Materials, Vol. 38, issue 8, pp. 2853-2854 (2025), doi:10.1177/08927057251341503 | |
| Journal | 2024 | Microstructure evolution and fluid transport in porous media: a formal asymptotic expansions approach, Quentin Rousseau, Giulio Sciarra, Archive of Applied Mechanics, Vol. 12, number 235, issue 4 (2024), doi:10.1007/s00419-024-02668-5 | This paper investigates the effects on the behavior of a saturated porous material of an evolving microstructure induced by the mass exchange between the solid and the fluid phases saturating the porous network, using two scale asymptotic expansions. A thermodynamically consistent model of the fluid physics flowing through the porous network is proposed first, describing microstructure variations ... |
| Journal | 2025 | Squeeze test: A toolkit for assessing the printability of stiff cement-based materials, Ilhame Harbouz, Ammar Yahia, Emmanuel Roziere, Ahmed Loukili, Construction and Building Materials, Vol. 491, number 142521, issue 4 (2025), doi:10.1016/j.conbuildmat.2025.142521 | The emergence of 3D printing concrete technology can revolutionize the construction industry by offering improved precision, customization, and sustainability. However, evaluating the printability of cement based materials remains a challenge due to the complex rheological requirements they must meet. In many 3D printing applications, stiff cement based materials with a high rate of structuration ... |
| Proceedings | 2025 | REMOTE MONITORING OF THE GROWTH OF BIOFOULING ON DYNAMIC ELECTRICAL CABLES AND MOORING LINES OF FLOATING WIND TURBINE, Ziad Maksassi, Ahmed Gueled, Benoit Parrein, Bertrand Garnier, Franck Schoefs, Proceedings of ASME 2025 6th International Offshore Wind Technical Conference Iowtc 2025, ISBN:[9780791889282], American Society of Mechanical Engineers (2025), doi:10.1115/IOWTC2025-164459 | Marine biocolonization, or biofouling, on submarine dynamic electrical cables presents a significant challenge for offshore wind energy systems. The accumulation of marine organisms, such as algae and mollusks, alters the surface characteristics of the cables, increasing both their mass and roughness. This results in higher hydrodynamic forces and accelerates mechanical fatigue, ultimately reducin... |
| Proceedings | 2021 | NUMERICAL MODELING OF FLOW AND STRAIN LOCALISATION IN PARTIALLY SATURATED POROUS MEDIA, M. Zaim, G. Sciarra, P. Kotronis, F. Collin, 9th International Conference on Computational Methods for Coupled Problems in Science and Engineering Coupled Problems 2021 (2021) | Coupling between uid fingering and strain localization during the imbibition of a partially saturated soil is investigated in this paper. The uid mixture saturating the granular skeleton is regarded as a non uniform uid characterized via a double well Hel moltz free energy endowed with a gradient regularizing contribution. The porous medium is assumed deformable and the associated elasto plastic ... |
| Journal | 2026 | Proof-of-concept of magnetic pulse disassembly of adhesively bonded Aluminum 2017 T4-MARS 300 specimen, Benoit Lagain, Thomas Heuze, Guillaume Racineux, Michel Arrigoni, Sebastien Bergey, Thibaut Paccou, Camille Chauvin, International Journal of Solids and Structures, Vol. 332, number 113925, issue 10 (2026), doi:10.1016/j.ijsolstr.2026.113925 | The design of hybrid structures in order to correctly manage the disassembly of their subcomponents has emerged as a significant demand of various industries, regarding end of life, maintenance or recycling purposes. Especially, laminate structures are widespread and their disassembly, without damaging layers, and with a controlled amount of energy, is a challenging task. This study presents a pro... |
| Book | 2021 | Mechanical states induced by Moisture Diffusion in Organic Matrix Composites: Coupled scale transition models, F. Jacquemin, S. Freour, ISBN:[9781617288579, 9781617611445] (2021) | Composite structures are often submitted to hygroscopic loads during their service life. Moisture uptake generates multi scale internal stresses, the knowledge of which, granted by dedicated scale transition approaches, is precious for sizing mechanical part or predicting their durability. Experiments report that the diffusion properties of penetrant organic matrix composite systems may continuous... |
| Journal | 2024 | Data-Driven Identification unravels multiaxial mechanical response of a carbon-black filled elastomer during ageing, H. Madeira, L. Costecalde, M. Coret, A. Leygue, P. Y. Le Gac, M. Le Gall, E. Verron, Polymer Testing, Vol. 137, number 108521 (2024), doi:10.1016/j.polymertesting.2024.108521 | Under environmental exposure, the mechanical properties of elastomers change due to ageing, all while enduring mechanical service loading conditions. The influence of ageing on the multiaxial mechanical response of elastomers remains an understudied question, lacking exploration in both experimental evidence and modelling proposals. The present study describes an experimental/numerical approach to... |
| Book section | 2023 | Simulating the Hydration Process of Low Water to Cement (w/c) Ternary Pastes Incorporating Superabsorbent Polymers (SAP), Judy Kheir, Benoit Hilloulin, Ahmed Loukili, Nele De Belie, Proceedings of the 75th RILEM Annual Week 2021, Vol. 40, pp. 100-107, ISBN:978-3-031-21734-0, Springer International Publishing (2023), doi:10.1007/978-3-031-21735-7_13 | Early age cracking is a high risk for low water to cement (w/c) concrete known as the ultra high performance concrete (UHPC). The lack of water to fully hydrate cement particles at the early age, provides a rapid increase of self desiccation and autogenous shrinkage which might lead to cracking. However, internal curing agents such as superabsorbent polymers (SAP) can reduce/eliminate crack develo... |
| Journal | 2023 | Enforcement of interface laws for dissipative vibro-acoustic problems within high-order X-FEM, Shaoqi Wu, Gregory Legrain, Olivier Dazel, Computer Methods in Applied Mechanics and Engineering, Vol. 414, number 116144, issue 2 (2023), doi:10.1016/j.cma.2023.116144 | This work elaborates on the numerical solution to cope with the enforcement of a general robin type weak/strong discontinuity interface in acoustic problems, where energy dissipative media with complex valued properties are involved. We propose a discrete variational formulation based on the idea of Nitsche's method in the eXtended Finite Element Method (X FEM) framework. The formulation is stable... |
| Journal | 2026 | Benchmarking Permeability Predictions for an Engineered Reference Medium: Toward Calibration of Permeability Rigs, M. Bodaghi, M. Nikzad, C. Lira, A. Endruweit, I. Afgan, A. B. Albayraktar, C. Binetruy, S. Cassola, D. Droste, M. Duhovic, M. Faizan, S. Guessesma, L. Karger, S. Kperegueni, A. Leitao, S. V. Lomov, S. M. Mokli, P. Mulye, D. May, M. Matveev, J. Machado, C. H. Park, K. Pilkauskas, M. Rouhi, S. Schlegel, T. Schmidt, M. Shakoor, E. Syerko, E. M. Sozer, R. Umer, M. Waqas, D. Weitze, H. Yazdani Nezhad, Polymer Composites (2026), doi:10.1002/pc.70946 | Accurate permeability prediction in fibrous media is essential for modeling liquid composite manufacturing processes, yet numerical predictions are often inconsistent owing to modeling assumptions and numerical implementation choices. This work introduces a 3D printable anisotropic reference porous medium designed to reproduce the main flow pathways and anisotropy trends observed in textile reinfo... |
| Proceedings | 2023 | ASSESSMENT OF 4-POINT BENDING FATIGUE PERFORMANCE OF COMPOSITE SANDWICHES WITH REDUCED CARBON FOOTPRINT, Yuan Wu, Pascal Casari, Marie Laetitia Pastor, Marianne Perrin, Xiaojing Gong, 9th International Conference on the Fatigue of Composites Icfc 2023 Scientific Program and Book of Abstracts (2023) | In this work, 4 point bending fatigue performance including the fatigue damage evolution process, stiffness degradation process and fatigue lifetime of eco balsa cored composite sandwich structures have been investigated. An original triple dog bone shape has been used to facilitate the observation of the induced laminate skin and core damages thanks to a localized bending or shear stress under 4 ... |
| Proceedings | 2025 | AIRFLOW-INDUCED RANDOM VIBRATION PROPAGATION IN AN AIRFOIL STRUCTURE: A NUMERICAL STUDY COMBINING LES AND SEM, Junjie Limei, Qihang Qin, Xun Wang, Shahram Khazaie, Proceedings of the International Congress on Sound and Vibration, ISBN:[9788994021423] (2025) | The interaction between airflow and the wing skin could induce vibrations in the wing structure, carrying valuable information about the aircraft's structural condition. To develop a promising passive structural health monitoring (SHM) approach, it is important to understand the flow induced vibration in terms of the source distribution, frequency content, and propagation features. In this paper, ... |
| Book section | 2023 | Multi-scale Modelling of Natural Composites Using Thermodynamics-Based Artificial Neural Networks and Dimensionality Reduction Techniques, Giovanni Piunno, Ioannis Stefanou, Cristina Jommi, Geotechnical Engineering in the Digital and Technological Innovation Era, Vol. 334, pp. 365-372, ISBN:[9783031347603], Springer Nature Switzerland (2023), doi:10.1007/978-3-031-34761-0_45 | Modelling natural composites, as the majority of real geomaterials, requires facing their intrinsic multiscale nature. This allows to consider multi physics coupling occurring at the microscale, then reflected onto the macroscopic behavior. Geotechnics is constantly requiring reliable constitutive models of natural composites to solve large scale engineering problems accurately and efficiently. Th... |
| Proceedings | 2023 | Characterization of the dynamic fracture toughness of composite materials by a microscopic approach, B. Lammens, G. Portemont, J. Berthe, R. Seghir, J. Rethore, Iccm International Conferences on Composite Materials (2023) | |
| Proceedings | 2022 | New protocol for the durability assessment of offshore cement-based structures submitted to creep and seawater attack, Marinelle El-Khoury, Emmanuel Roziere, Frederic Grondin, Rachid Cor-Tas, Fadi Hage Chehade, Fib Symposium, pp. 385-392, ISBN:[9782940643172] (2022) | The failure in offshore structures can cause catastrophic circum stances, as they are exposed to mechanical and chemical loadings. This study focuses on the importance of implementing inno vative protocol, combining experimental and numerical methods, in a durability study of cementi tious materials in marine environments. Hence, this work has focused on the risk analysis of offshore structures to... |
| Book section | 2023 | Study of Hydration Properties for Blast Furnace Slag-Blended Cement: Prediction of Slag Hydration Kinetics, Mohamad Ali Ahmad, Harifidy Ranaivomanana, Stephanie Bonnet, Valerie LHostis, Paul Buttin, International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, Vol. 44, pp. 165-176, ISBN:978-3-031-33186-2, Springer Nature Switzerland (2023), doi:10.1007/978-3-031-33187-9_16 | Blast furnace slag (BFS) is an industrial by product that has been used to replace clinker in Ordinary Portland Cement (OPC) to reduce the CO |
| Journal | 2021 | Editorial: Recent Advances in Service Life Prediction of Bridges and Structures, Marija Kuster Maric, Emilio Bastidas-Arteaga, Frontiers in Built Environment, Vol. 6 (2021), doi:10.3389/fbuil.2020.630554 | |
| Journal | 2026 | Equality-Based Weighted Residual Formulation for the Forced Vibration of a Beam With an Attached Dry Friction Damper, Arash Hashemi, Christophe Pierre, Mathias Legrand, Journal of Vibration and Acoustics, Vol. 148, number 101018, issue 5 (2026), doi:10.1115/1.4071675 | An equality based weighted residual (E WR) formulation is proposed to analyze the periodic responses of continuous systems subject to discrete frictional occurrences. A cantilever beam with an attached friction damper is considered to evaluate the ability of friction to mitigate response amplitudes. The system is a common, simple model of a bladed disk sector with an attached platform wedge or rin... |
| Journal | 2020 | Behavior of composite material instrumented by optical fiber, R. El Abdi, V. Chean, H. Ramezani, P. Casari, F. Jacquemin, International Journal of Mechatronics and Applied Mechanics, Vol. 1, issue 7 (2020), doi:10.17683/ijomam/issue7.10 | The efficiency of an optical sensor embedded in a composite structure strongly depends on the interfacial adhesion between the optical fiber coating and the surrounding solid material and on the environment humidity. Moisture diffusion can induce a decrease of the mechanical stiffness and strength of organic matrix composites. The present work reports on the study of the interfacial adhesion of an... |
| Journal | 2025 | Thermal properties of recycled plastics waste/hemp shive composites, Lara Aldaou, Nabil Issaadi, Nordine Leklou, Ouali Amiri, Journal of Building Engineering, Vol. 108, number 112885, issue 17 (2025), doi:10.1016/j.jobe.2025.112885 | This research aims to investigate the feasibility of valorizing recycled plastic aggregates in hemp concrete mixtures such as high density polyethylene (HDPE), polyvinyl chloride (PVC), Caoutchouc Aggregates (CG), polyurethane (PUR), and Polypropylene Polyethylene (PE/PP) by replacing hemp shives in hemp concrete with recycled plastic aggregate or by adding these types of plastics to the hemp conc... |
| Journal | 2025 | Optimizing nanoparticle design for selective targeting of breast cancer cells, Sarah Iaquinta, Shahram Khazaie, Sylvain Freour, Frederic Jacquemin, Medical Engineering and Physics, Vol. 145, number 104420, issue 29 (2025), doi:10.1016/j.medengphy.2025.104420 | Recent efforts in cancer targeting have focused on nanoparticle (NP) drug delivery, yet the complexity of NP uptake makes experimental studies challenging. To streamline this, numerical models help identify key parameters. This study's model, focusing on elliptical NPs, aims to optimize NP aspect ratios for selective uptake by breast cancer cells. Mechanical properties of cells were taken from lit... |
| Journal | 2026 | Development of multi-phase titanium aluminides through twin wire arc additive manufacturing microstructural analysis and mechanical performance evaluation, Ilyas Hussain, Uzoma Vincent Nwankpa, Md Saad Patel, Raja Gopala Chary Thipparthi, Jean Yves Hascoet, Surendar K. Marya, R. Jose Immanuel, Journal of Alloys and Compounds, Vol. 1062, number 187522, issue March (2026), doi:10.1016/j.jallcom.2026.187522 | Titanium aluminides are recognised for their lightweight and superior specific strength characteristics at various temperatures making them suitable for structural applications among others. This study reports the successful utilization of Cold Metal Transfer (CMT) based additive manufacturing (AM) technique for the fabrication of Titanium Aluminides. Four distinct compositional variations leading... |
| Journal | 2025 | A multiscale survey of the Buckle Gum: Hydrostatic response of elastomers filled with hollow thermoplastic microspheres, H. Madeira, L. Tanne, I. Pivdiablyk, M. Coret, P. Rublon, J. Papillon, J. Adrien, E. Verron, Materials and Design, Vol. 260, number 115234, issue 14 (2025), doi:10.1016/j.matdes.2025.115234 | Buckle Gum refers to elastomer matrix composites filled with hollow thermoplastic microspheres (HTM). These particles are attracting particular attention for applications involving pressure, since they are capable of reversible deformation, unlike their glass counterparts usually used in syntactic foams. This work provides direct evidence of this deformation under in situ conditions, using an exp... |
| Journal | 2024 | Corrigendum to Homogenized elasticity and domain of linear elasticity of 2D architectured materials [Int. J. Solids Struct. 269 (2023) 112185] (International Journal of Solids and Structures (2023) 269, (S0020768323000823), (10.1016/j.ijsolstr.2023.112185)), V. Jeanneau, C. Combescure, M. L.M. Francois, International Journal of Solids and Structures, Vol. 292, number 112668 (2024), doi:10.1016/j.ijsolstr.2024.112668 | The authors regret that equations (44) and (45) contain the following mistakes that were not noticed: in equation (44), the 32 must be replaced by a 4. in equation (45) the right hand side of the equation must be divided by 4The authors would like to apologise for any inconvenience caused.... |
| Journal | 2026 | Quantifying the impact of data quality on machine learning prediction: a large-scale study of construction product environmental declarations, Bishwash Neupane, Benoit Hilloulin, Raphael Chenouard, Emmanuel Roziere, International Journal of Life Cycle Assessment, Vol. 31, number 1308, issue 6 (2026), doi:10.1007/s11367-026-02676-3 | Purpose: Environmental product declaration (EPDs) are increasingly used for automated environmental assessments and machine learning (ML) applications. However, a systematic evaluation of how EPD data quality affects ML prediction reliability remains unexplored. Prior ML EPD studies acknowledge data heterogeneity qualitatively but do not quantify its predictive impact, nor have they empirically es... |
| Book section | 2025 | Chloride Diffusion and Mechanical Performances of Geopolymer Concrete with Blended Precursor, Patrycja Duzy, Izabela Hager, Marta Choinska-Colombel, Ouali Amiri, Concrete-Polymer Composites in Circular Economy, Vol. 61, pp. 220-229, ISBN:978-3-031-72954-6, Springer Nature Switzerland (2025), doi:10.1007/978-3-031-72955-3_22 | Geopolymer concrete is an environment friendly material and is presently accepted as an alternative to conventional concrete. It utilizes industrial by products like fly ash and slag to reduce CO |
| Journal | 2025 | Influence of corn starch gel on the mechanical properties of compressed earth blocks made with termite mound soil from Macrotermes, Berthia Malonga, Philippe Poullain, Stephanie Bonnet, Fateh Bendahmane, Nabil Issaadi, Ahmed Koubaa, Louis Ahouet, Materials and Structures Materiaux Et Constructions, Vol. 58, number 223, issue 10 (2025), doi:10.1617/s11527-025-02877-6 | The construction sector is a major consumer of natural resources and a significant contributor to global greenhouse gas emissions. Raw earth construction presents a sustainable alternative due to its availability, recyclability, and low environmental impact. However, its mechanical weakness and sensitivity to moisture remain critical limitations. This study explores the potential of corn starch ge... |
| Book section | 2020 | Simplified modelling of surface ship whipping response to underwater explosion, R. Trivedi, H. Le Sourne, S. Paroissien, S. Branchereau, C. Lucas, Vol. 2020, pp. 120-127 (2020), doi:10.1201/9781003002420-15 | This paper presents a simplified method to assess the whipping response of a surface ship subjected to underwater explosion, without modelling explicitly the surrounding water. The early time action of the shock wave generated by the detonation is treated using Taylors theory. Then, a bubble of gas starts to pulse and the incident pressure coming from resulting water flows, which usually couples w... |
| Proceedings | 2024 | Monitoring the temperature during thermoplastic composites assembling with fibre Bragg gratings: Validation using a rheometer, Adrian Korycki, Fabrice Carassus, Christan Garnier, France Chabert, Pascal Casari, Toufik Djilali, Materials Research Proceedings, Vol. 41, pp. 2678-2685, ISBN:[9781644903131], Materials Research Forum LLC (2024), doi:10.21741/9781644903131-293 | For many years, thermoplastic composites have been conquering the technological market in commercial applications in civil and military structures, with particular emphasis on aircraft. One of their most attractive advantages is the potential to be repaired and welded in a short time. However, due to the lack of knowledge on the impact of process parameters (time, pressure, temperature) bonding th... |
| Journal | 2026 | Flow-induced random guided wave on an airfoil with application to passive structural health monitoring: A numerical study via an LES-SEM scheme, Junjie Limei, Qihang Qin, Shahram Khazaie, Xun Wang, Ultrasonics, Vol. 165, number 108086, issue 5 (2026), doi:10.1016/j.ultras.2026.108086 | Interactions between airflow and wing surface induce guided waves and vibrations propagating in the wing structure, which carry valuable information about the aircraft's structural condition. To develop a promising passive structural health monitoring (SHM) approach, it is important to understand the flow induced guided waves, including the source distribution, frequency range, and propagation fea... |
| Journal | 2026 | A comprehensive review on rubber materials: degradation pathways, modeling, future trends and applications, Mouad Chakkour, Amandine Celino, Sylvain Freour, Iranian Polymer Journal English Edition, Vol. 95, number 1551 (2026), doi:10.1007/s13726-025-01584-x | In recent decades, the growth of rubbers has made a huge impact on polymer research and innovation. In fact, the aging process is a well known challenge in rubber materials, as it affects their properties and, in turn, their service life. This makes this research item particularly intriguing. As these materials have potential applications in various engineering fields, obviously it would be of gre... |
| Proceedings | 2024 | Analysis of the Influence of Recycled Sand Characteristics on the Rheological Properties of Self-Compacting Concrete by the Concrete Equivalent Mortar Method, Lara Saad, Mustapha Nouri, Mahfoud Tahlaiti, Abdelhafid Khelidj, Fib Symposium, pp. 1172-1180, ISBN:[9782940643257] (2024) | This work investigates the effects of substituting natural sand with excavated soil sand in the formulation of self compacting concrete (SCC) intended for the precast industry. A total of four different excavation soil sand deposits and one natural alluvial sand were studied to evaluate their properties. Using the concrete equivalent mortar method, the reference mortar (RM) was developed from a se... |
| Journal | 2026 | Soil suitability assessment for compressed earth block production, Noel Njimbong Chia, Mustapha Nouri, Paul Alain Nanssou Kouteu, Mahfoud Tahlaiti, Yvette Jiokap Nono, Abdelhafid Khelidj, Materials and Structures Materiaux Et Constructions, Vol. 59, number 1131, issue 1 (2026), doi:10.1617/s11527-025-02922-4 | This study develops a novel soil suitability criterion for compressed earth block (CEB) production, addressing the shortcomings of existing methods. Soils with distinct physical properties were sourced from five deposits and their fine particles were assessed using X ray diffraction, sedimentation, and methylene blue value analysis. By systematically modifying their granulometries, 50 soil samples... |
| Proceedings | 2025 | Low-carbon concretes: natural diffusion and migration in a non-steady-state regime, Gayelle Fahed, Stephanie Bonnet, Anthony Soive, Fib Symposium, pp. 323-333, ISBN:[9782940643295] (2025) | Durability models for chloride transport typically use the apparent diffusion coefficient (D |
| Proceedings | 2021 | Finite element-fidelity parametrization of kriging metamodels for structutal reliability assessement, Ludovic Mell, Valentine Rey, Franck Schoefs, Proceedings of the 31st European Safety and Reliability Conference Esrel 2021, pp. 2777, ISBN:[9789811820168], Research Publishing Services (2021), doi:10.3850/978-981-18-2016-8_696-cd | It is critical to obtain a precise estimation of the probability of failure when doing the reliability analysis of a given structure. The Monte carlo estimator is a non intrusive and unbiased estimator than can be easily implemented to compute this probability. However, the Monte Carlo estimator requires to simulate the structure for a large number of realizations of input random variables due to ... |
| Journal | 2024 | Correction to: Microstructure evolution and fluid transport in porous media: a formal asymptotic expansions approach (Archive of Applied Mechanics, (2024), 94, 11, (3253-3291), 10.1007/s00419-024-02668-5), Quentin Rousseau, Giulio Sciarra, Archive of Applied Mechanics, Vol. 94, issue 11, pp. 3293-3295 (2024), doi:10.1007/s00419-024-02704-4 | In this article the wrong figure appeared as Fig. 1; the figures should have appeared as shown below. (Figure presented.) Three different elementary cells configurations with two grains The original article has been corrected.... |
| Book | 2024 | Machine Learning in Geomechanics 2: Data-Driven Modeling, Bayesian Inference, Physics- and Thermodynamics-based Artificial Neural Networks and Reinforcement Learning, Ioannis Stefanou, Felix Darve, ISBN:[9781789451931, 9781394325665], Wiley (2024), doi:10.1002/9781394325665 | Machine learning has led to incredible achievements in many different fields of science and technology. These varied methods of machine learning all offer powerful new tools to scientists and engineers and open new paths in geomechanics. The two volumes of Machine Learning in Geomechanics aim to demystify machine learning. They present the main methods and provide examples of its applications in m... |
| Book | 2021 | Analysis of Instabilities in Faults, Hadrien Rattez, Ioannis Stefanou, Jean Sulem, Manolis Veveakis, Thomas Poulet, ISBN:[9781789450002, 9781119755203], Wiley (2021), doi:10.1002/9781119755203.ch10 | In this chapter, the authors are interested in modeling the creation of shear bands within a fault zone by taking into account the influence of the characteristic size of the microstructure through Cosserat continuum theory together with thermo hydro mechanical (THM) couplings. Two approaches are considered to study the system of coupled nonlinear partial differential equations: linear stability a... |
| Journal | 2026 | Simplified semi-analytical solutions for dynamic responses of composite cylinders subjected to far-field underwater explosions, Ye Pyae Sone Oo, Kevin Brochard, Herve Le Sourne, Defence Technology, Vol. vol. 192, number 366, issue February (2026), doi:10.1016/j.dt.2025.09.032 | This paper presents a simplified design tool based on semi analytical formulations to investigate the dynamic response of an immersed composite cylinder subjected to a far field underwater explosion. The cylinder is simply supported, fully submerged and filled with air inside. A classical shell theory using a Double Fourier series solution combined with the first order Doubly Asymptotic Approximat... |
| Journal | 2026 | The compressibility of kaolin clay: a micromechanical perspective based on DEM, Bo Liu, Zhen Yu Yin, Pierre Yves Hicher, Canadian Geotechnical Journal, Vol. 63, pp. 1-19 (2026), doi:10.1139/cgj-2024-0724 | The mechanisms governing the compressibility of kaolin clays are investigated through discrete element method simulations of oedometer tests, where clay platelets are modelled as clumps of spheres. A contact model incorporating the long range van der Waals (VDW) attraction and electrical double layer (EDL) repulsion, alongside mechanical forces, is formulated to reproduce interplatelet physicochem... |
| Journal | 2026 | Data-driven material identification in heterogeneous viscoelastic media, Hossein Salahshoor, Michael Ortiz, Laurent Stainier, Journal of the Mechanics and Physics of Solids, Vol. 213, number 106635, issue 5 (2026), doi:10.1016/j.jmps.2026.106635 | Full field material characterization techniques are increasingly improving and new techniques are emerging, providing us altogether with unprecedented access to kinematic measurements. Extracting material properties from data has been a long quest, with the challenge lying at extricating homogeneity in inference and enabling extraction of spatially varying mechanical properties. We propose a data ... |
| Book section | 2026 | Predictive Modeling of Consistency Class Using Machine Learning Techniques on Industrial Concrete Datasets, Abdelhamid Hafidi, Benoit Hilloulin, Ilhame Harbouz, Ahmed Loukili, Ammar Yahia, RILEM Youth Symposium 2025 RYS2025, Vol. 67, pp. 334-347, ISBN:978-3-032-14651-9, Springer Nature Switzerland (2026), doi:10.1007/978-3-032-14652-6_26 | In this study, we applied machine learning techniques to classify concrete into consistency classes, using real world data provided by an industrial partner in France. The dataset includes over 480 different mixtures and more than 1,515 concrete samples, most of which incorporate supplementary cementitious materials (SCMs) such as slag and fillers. There are twelve input features and one output re... |
| Journal | 2025 | Modelling Transition Between Fully and Partially Saturated Porous Media via a New Implicit Formulation of Interface Evolution, Julien Bomberault, Quentin Rousseau, Ngoc Son Nguyen, Giulio Sciarra, Transport in Porous Media, Vol. 152, number 011002, issue 10 (2025), doi:10.1007/s11242-025-02215-y | Air and water flows occurring in a porous material modify its mechanical properties. Evolution of the interface between saturated and partially saturated layers of a soil is of concern in this paper. In particular, the description of a drainage/imbibition front is developed gathering the two classical saturated and partially saturated poromechanical problems, with pressures of both fluids and soli... |
| Book section | 2026 | Random Generation of the Spatial Variability of the Mechanical Parameters of the Homogeneous Earth Dam, Lynda Belazouz, Karima Bouzelha, Hocine Hammoum, Nabil Issaadi, Ouali Amiri, Proceedings of the 5th International Conference on Sustainability in Civil Engineering - Volume 1, Vol. 733, pp. 204-215, ISBN:[9789819510719], Springer Nature Singapore (2026), doi:10.1007/978-981-95-1072-6_20 | The stability analysis of earth dams faces numerous sources of uncertainty due to the spatial variability of the physical (wet and saturated density) and mechanical (cohesion, internal friction angle) properties of the embankment constituting the different dike layers. This variability is linked firstly to the natural heterogeneity of their properties depending on the position in the plan and in d... |
| Journal | 2025 | Effect of Diss and polypropylene fibers on the characteristics of self-compacting sand concrete: A comparative study, Borsali Besma, Ayed Kada, Mouli Mohamed, Leklou Nordine, MRS Advances, Vol. 10, issue 17, pp. 2072-2080 (2025), doi:10.1557/s43580-025-01374-w | This article presents the results of a comparative study on the effect of Diss fiber as a substitute for polypropylene fiber used as a reinforcing component in self compacting sand concrete (SCSC). In fact, Diss fiber mechanical properties (tensile strength and modulus of elasticity) are considerably adequate for such substitution. Natural fibers present numerous advantages such as their naturalne... |
| Journal | 2026 | Effect of Thermal Post-Treatment on the Mechanical Performance and Microstructure of Modified Photosensitive PLA/Starch Blends Obtained by Digital Light Processing, Mustapha Nouri, Sofiane Belhabib, Mahfoud Tahlaiti, Jaianth Vijayakumar, Elodie Boller, Sofiane Guessasma, Polymers, Vol. 18, number 836, issue 7 (2026), doi:10.3390/polym18070836 | We investigate 3D printed composite materials composed of a photosensitive polylactic acid (PLA) resin blended with 10% starch and fabricated by Digital Light Processing. We synthesize the 3D printed composites by incorporating a post processing stage involving thermomoulding at various temperatures ranging from 50 °C to 150 °C. The composition, structure, and thermal and mechanical performance of... |
| Journal | 2026 | An adaptive multiphase finite element framework for simulating two-dimensional rotational molding, Gianni Barakat, Luisa Silva, Christophe Binetruy, Hugues Digonnet, Julien Sorbe, International Journal of Material Forming, Vol. 19, number 337, issue 2 (2026), doi:10.1007/s12289-026-02030-w | Rotational molding, also known as rotomolding, is a widely used manufacturing process for composite tank liners. Developing this process to obtain high quality liners is usually a long and delicate step. The implementation of numerical simulation can facilitate and expedite its development. It is challenging to obtain information about polymer movement through experimental methods. In this paper, ... |
| Journal | 2021 | Correction to: Model reduction in computational homogenization for transient heat conduction (Computational Mechanics, (2020), 65, 1, (249-266), 10.1007/s00466-019-01767-3), A. Waseem, T. Heuze, L. Stainier, M. G.D. Geers, V. G. Kouznetsova, Computational Mechanics, Vol. 68, issue 1, pp. 231-231 (2021), doi:10.1007/s00466-021-02040-2 | A Correction to this paper has been published: https://doi.org/10.1007/s00466 019 01767 3.... |
| Journal | 2025 | Effect of Heat Treatment on the Mechanical Properties of Electrospun Polymeric Nanofibrous Membranes, Zheng Hao Lau, Ai Bao Chai, Kim Yeow Tshai, Shiau Ying Chng, Erwan Verron, Seong Chun Koay, Solid State Phenomena, Vol. 372, pp. 93-98 (2025), doi:10.4028/p-G4StGa | Controlling nanomaterials' morphology and molecular structures offers many advantages, such as tunable material properties, lightweight, and high surface to volume ratio. Studies have focused on electrospinning as one of the most effective methods in fabricating nanofibrous materials and have closely considered various post fabrication techniques to improve mechanical properties. This work investi... |
| Journal | 2021 | Invariant integrals and asymptotic fields near the front of a curved planar crack, C. Stolz, International Journal of Fracture, Vol. 24, number 109, issue 1 (2021), doi:10.1007/s10704-021-00552-9 | A plane crack is considered and the influence of local curvature of the crack front on the local mechanical fields is studied. The main goal is to determine the stress intensity factors along a curved planar crack in linear elasticity with accuracy. This is obtained by determination of new test fields and the use of bilinear forms, issued from invariant integrals, which separate the local modes of... |
| Book section | 2023 | GLRC_HEGIS Global Nonlinear Cyclic Model for Reinforced Concrete Walls and Slabs, Miquel Huguet, Michele Massarella, Olivier Lherminier, Silvano Erlicher, Panagiotis Kotronis, Francois Voldoire, Building for the Future: Durable, Sustainable, Resilient, Vol. 350, pp. 459-468, ISBN:[9783031325106], Springer Nature Switzerland (2023), doi:10.1007/978-3-031-32511-3_49 | GLRC_HEGIS global cyclic constitutive model for reinforced concrete walls and slabs is formulated in terms of generalized stresses (shell in plane forces and bending moments) and generalized strains (membrane and bending deformations). In addition, 18 scalar internal variables (acting directly at the global scale) define the nonlinear behavior given by 4 local phenomena. A fixed smeared crack patt... |
| Proceedings | 2023 | ESTIMATION OF THE HYGRO-ELASTIC PROPERTIES OF A CARBON/EPOXY COMPOSITE TAKING INTO ACCOUNT HYGROMECHANICAL COUPLINGS, Melissa Said, Amandine Celino, Georges Challita, Sylvain Freour, Iccm International Conferences on Composite Materials (2023) | |
| Proceedings | 2020 | Experimental investigation of intra-tow fluid storage mechanisms in dual-scale reinforcements, Mathieu Imbert, Sebastien Comas-Cardona, Emmanuelle Abisset-Chavanne, David Prono, Eccm 2018 18th European Conference on Composite Materials, ISBN:[9781510896932] (2020) | Fibrous reinforcements feature dual scale porous microstructures. During injections (high speed RTM), these microstructures induce intra tow resin storage. The latter is considered permanent in the literature. However, in order to optimize high speed processes, a finer understanding of the storage and release mechanisms is required. An experimental program has been followed and is based on the inj... |
| Proceedings | 2022 | MULTISCALE SIMULATION OF DECONSOLIDATION IN THERMOPLASTIC COMPOSITE USING A LEVEL FINITE ELEMENT APPROACH, Le Gohebel Lorys, Silva Luisa, Le Corre Steven, Digonnet Hugues, Nguyen Tuan-Linh, Colliou Stephanie, Eccm 2022 Proceedings of the 20th European Conference on Composite Materials Composites Meet Sustainability, Vol. 4, pp. 606-613, ISBN:[9782970161400] (2022) | During the forming processes of thermoplastic composites, deconsolidation phenomenon can occur, particularly in the heating phase [1]. This phenomenon can be observed by the appearance and growing of porosities [2]. These phenomena are due to the thermal or mechanical stresses generated by forming conditions. To better understand these phenomena, this work therefore aims to develop advanced simula... |
| Journal | 2023 | Correction to: Experimental investigation of the alternate recurrence of quasi-static and dynamic crack propagation in PMMA (International Journal of Fracture, (2023), 242, 2, (227-245), 10.1007/s10704-023-00717-8), Raphael Heinzmann, Rian Seghir, Syed Yasir Alam, Julien Rethore, International Journal of Fracture, Vol. 243, issue 1, pp. 123-123 (2023), doi:10.1007/s10704-023-00736-5 | The original online version of this article was revised: Figures 6 and 7 have been corrected after a typesetting mistake altered the original article.... |
| Proceedings | 2021 | Minimum Localizable Damage for Stochastic Subspace-based Damage Diagnosis, Alexander Mendler, Ambroise Cadoret, Clement Freyssinet, Michael Dohler, Yann Lecieux Laurent Mevel, Carlos Ventura, International Conference on Structural Health Monitoring of Intelligent Infrastructure Transferring Research into Practice Shmii, Vol. 2021-June, pp. 1553-1560 (2021) | This article describes an approach to evaluate the minimum localizable damage for stochastic subspace based damage diagnosis. Localizability is defined as the sensitivity to small and local damages (detectability), the ability to narrow down the exact damage location (localization resolution), and the test response of undamaged parameters (false localization alarms). For the analysis, damage is de... |
| Journal | 2026 | Multiscale modelling of moisture diffusion in polymer/clay/fibre hybrid composites: Influence of nanoclay structure, Ali Makhloufi, Djelloul Gueribiz, Sylvain Freour, Frederic Jacquemin, Journal of Reinforced Plastics and Composites, Vol. 22, number 1067, issue 3 (2026), doi:10.1177/07316844261427751 | The growing use of polymer composites poses a major challenge, related to moisture absorption, which can alter their mechanical properties and durability. This study makes two main contributions. First, a method based on the description of a representative elementary volume (REV) was developed for multiscale modelling of moisture diffusion in hybrid polymer/clay/fibre composites. The method consid... |
| Journal | 2025 | NUMERICAL INVESTIGATION OF A PERMEABILITY-MICROSTRUCTURE RELATIONSHIP IN THE CONTEXT OF INTERNAL EROSION, M. El Shamieh, N. Nguyen, F. Bignonnet, R. Gelet, D. Marot, IOP Conference Series: Earth and Environmental Science, Vol. 1480, number 012031, issue 1 (2025), doi:10.1088/1755-1315/1480/1/012031 | Internal erosion, characterized by the migration of soil particles within hydraulic earth structures due to seepage, is a significant global concern for risk management and maintenance. Among various mechanisms contributing to internal erosion, suffusion emerges as a prominent process. It involves the simultaneous detachment, transport, and potential self filtration of fine particles through the p... |
| Journal | 2022 | Sparse Data-Driven Quadrature Rules via lp-Quasi-Norm Minimization, Mattia Manucci, Jose Vicente Aguado, Domenico Borzacchiello, Computational Methods in Applied Mathematics, Vol. 22, issue 2, pp. 389-411 (2022), doi:10.1515/cmam-2021-0131 | This paper is concerned with the use of the focal underdetermined system solver to recover sparse empirical quadrature rules for parametrized integrals from existing data. This algorithm, originally proposed for image and signal reconstruction, relies on an approximated l p quasi norm minimization. Compared to lp norm minimization, the choice of 0 < p < 1 {0 |
| Journal | 2020 | Parametric inverse impulse response based on reduced order modeling and randomized excitations, Santiago Montagud, Jose Vicente Aguado, Francisco Chinesta, Pierre Joyot, Mechanical Systems and Signal Processing, Vol. 135, number 106392, issue 5 (2020), doi:10.1016/j.ymssp.2019.106392 | This paper is concerned with the computation of the inverse impulse response of a parametrized structural dynamics problem using reduced order modeling and randomized excitations. A two stages approach is proposed, involving the solution of both direct and inverse problems. In the first stage, the parametrized structural dynamics problem is formulated in the frequency domain, and solved using a re... |
| Book section | 2023 | Shear Transfer Mechanisms in RC Beams: Shear Drops Monitoring with Coupled Acoustic Emission and Image Correlation, Ahmed Belbachir, Syed Yasir Alam, Mohammed Matallah, Ahmed Loukili, Building for the Future: Durable, Sustainable, Resilient, Vol. 350, pp. 797-806, ISBN:[9783031325106], Springer Nature Switzerland (2023), doi:10.1007/978-3-031-32511-3_82 | Shear failure is one of the most catastrophic mode of failure in reinforced concrete elements. In order to prevent shear failure, the factors responsible for shear capacity and shear transfer mechanisms should be completely understood. These mechanisms involve aggregate interlocking, the compression zone, the dowel action and the residual tensile stresses of the concrete. Further, these mechanisms... |
| Journal | 2021 | Effect of fly ash on microstructural and resistance characteristics of dredged sediment stabilized with lime and cement, Ana Paula Furlan, Andry Razakamanantsoa, Harifidy Ranaivomanana, Ouali Amiri, Daniel Levacher, Dimitri Deneele, Construction and Building Materials, Vol. 272, number 121637, issue 7 (2021), doi:10.1016/j.conbuildmat.2020.121637 | This study deals with the definition of an efficient combination of fly ash (FA) with lime or cement and with both, to improve the dredged sediment (DS) properties. At early age, filler and nucleation effects of FA lead to a refinement of the microstructure in addition to the macro porosity reduction induced by lime and cement. At long term, the microstructure becomes denser due to the pozzolanic ... |
| Journal | 2023 | Alteration Under Wet/Dry Cycles of a Carbonated Clay-Rich Soil from Azazga Landslide Site, Sabrina Haddad, Bachir Melbouci, Fabien Szymkiewicz, Myriam Duc, Ouali Amiri, Geotechnical and Geological Engineering, Vol. 41, issue 2, pp. 1453-1472 (2023), doi:10.1007/s10706-022-02347-8 | The weathering of rocks, especially the clay rich rocks submitted to chemical attack or wet/dry cycles, may impact negatively the slopes stability. This study aims to characterize the alteration of a carbonated clay rich material assimilated to a marl after the infiltration of polluted water as observed on Azazga site (Algeria) identified as a landslide area. The marl alteration was simulated in l... |
| Journal | 2025 | SAGO PALM FIBERS AND GGBFS FOR SUSTAINABLE HIGH-TENSILE-STRENGTH SELF-COMPACTING CONCRETE, Lisa Oksri-Nelfia, Arya Raditya, Triastuti, Ananto Nugroho, Deprizon Syamsunur, Ouali Amiri, International Journal of Geomate, Vol. 28, issue 125 (2025), doi:10.21660/2025.125.4650 | This study uses palm stem fibers, notable as a by product of industry, and ground granulated blast furnace slag (GGBFS) to assess the mechanical properties of concrete that potentially lead to sustainable and high tensile strength performance. We aim to enhance the mechanical characteristics of palm stem fibers in self compacting concrete mixtures, with and without NaOH treatments. The study used ... |
| Journal | 2025 | An Investigation of the Characteristics and Microstructure of Gold Tailing Powder Utilized as a Cement Substitute, Indah Saiful Fajarani, Lisa Oksri Nelfia, Julien Meret, Ouali Amiri, Deprizon Syamsunur, Engineering Technology and Applied Science Research, Vol. 15, issue 5, pp. 26351-26358 (2025), doi:10.48084/etasr.10513 | This research studied the feasibility of using tailings waste from gold mining as a partial replacement for cement in standard concrete mixes. Its objective was to determine whether the addition of tailings waste could meet or exceed the specifications of standard concrete. Another goal of this study was to provide solutions for the utilization of waste that will benefit the environment and the ec... |
| Journal | 2023 | Correction to: Alteration Under Wet/Dry Cycles of a Carbonated Clay-Rich Soil from Azazga Landslide Site (Geotechnical and Geological Engineering, (2023), 41, 2, (1453-1472), 10.1007/s10706-022-02347-8), Sabrina Haddad, Bachir Melbouci, Fabien Szymkiewicz, Myriam Duc, Ouali Amiri, Geotechnical and Geological Engineering, Vol. 41, issue 3, pp. 2237-2237 (2023), doi:10.1007/s10706-022-02365-6 | In the original article, the title was published as Geotechnical and Geological Engineering Alteration Under Wet/Dry Cycles of a Carbonated Clay Rich Soil from Azazga Landslide Site It must be published as Alteration Under Wet/Dry Cycles of a Carbonated Clay Rich Soil from Azazga Landslide Site The original article has been corrected.... |
| Journal | 2026 | Sustainable Utilization of Industrial Solid Waste in Lightweight Concrete Blocks to Support Environmentally Friendly Cities, Lisa Oksri-Nelfia, Mindy Barend Wiguno, Krisma Adijaya, Yohans Sunarno, Ouali Amiri, Indonesian Journal of Urban and Environmental Technology, pp. 250-268 (2026), doi:10.25105/urbanenvirotech.v9i1.24256 | Aim: This study aims to evaluate the influence of gold tailings waste (GTW), nickel slag (NS), and rejected plastic (RP) as partial substitutes for cement and fine aggregates on the mechanical and physical properties of lightweight concrete blocks for sustainable construction applications. Methodology and Results: GTW was substituted at 5% by weight of cement, while NS and RP replaced fine aggrega... |
| Journal | 2022 | Method to Identify the Likelihood of Death in Residential Buildings during Coastal Flooding, Axel Creach, Emilio Bastidas-Arteaga, Sophie Pardo, Denis Mercier, Buildings, Vol. 12, number 125, issue 2 (2022), doi:10.3390/buildings12020125 | Tools exist to predict fatalities related to floods, but current models do not focus on fatalities in buildings. For example, Storm Xynthia in France in 2010 resulted in 41 drowning deaths inside buildings. Therefore, there has been increasing recognition of the risk of people becoming trapped in buildings during floods. To identify buildings which could expose their occupants to a risk of death i... |
| Journal | 2022 | Consequences of scalping and scalping/replacement procedures on strength properties of coarse-grained gap-graded soils, Nadine Ali Hassan, Ngoc Son Nguyen, Didier Marot, Fateh Bendahmane, Canadian Geotechnical Journal, Vol. 59, issue 10, pp. 1819-1832 (2022), doi:10.1139/cgj-2021-0504 | Evaluation of shear strength characteristics of coarse grained soils by performing laboratory tests resorts often to a scalping or scalping/replacement procedure due to the presence of oversized particles in comparison with the device size. This work aimed to study consequences of these two procedures on the resulting shear strength characteristics. Experimental tests were performed on soils havin... |
| Journal | 2026 | Chloride diffusivity and electrical resistivity of slag-based concrete reinforced by steel fibers: experimental study and multiscale modeling, Nicolas Reuge, Stephanie Bonnet, Francois Bignonnet, European Journal of Environmental and Civil Engineering, Vol. 16, issue 4, pp. 1-26 (2026), doi:10.1080/19648189.2025.2532800 | This study is part of a project investigating the possible use of slag based concretes reinforced by steel fibers for various structures of critical interest, exposed to marine environments and aimed at improving the characteristics of the structure compared to the classical solution of plain reinforced concretes. Four concrete mix designs were investigated featuring various fiber contents: 0 (i.e... |
| Journal | 2025 | A new ISO standard for the experimental characterization of in-plane permeability of fibrous reinforcements, D. May, S. G. Advani, M. Duhovic, A. Endruweit, E. Fauster, A. George, P. J. Liotier, C. Lira, S. V. Lomov, M. F. Pucci, S. Schmeer, D. Abliz, D. C. Berg, C. Binetruy, M. Bodaghi, S. Comas-Cardona, M. Etchells, Q. Govignon, A. Koorevaar, V. Michaud, C. H. Park, R. Schubnel, P. Sousa, R. Ravel, M. Rouhi, E. Syerko, R. Umer, M. Vollmer, A. Yong, Composites Part A Applied Science and Manufacturing, Vol. 190, number 108592 (2025), doi:10.1016/j.compositesa.2024.108592 | During Liquid Composite Molding, a fibrous reinforcement is impregnated with liquid resin. Process design requires knowledge of the reinforcement permeability for fluid flow, but until recently, there has been no standard available for its measurement. In 2023, following decades of benchmarking activities and a standardization project, an ISO standard for the experimental characterization of in pl... |
| Proceedings | 2025 | The first European benchmark exercise on squeeze flow testing of high-performance carbon fibre sheet moulding compounds, Connie Qian, Miro Duhovic, Dominic Schommer, Florian Gortner, Andreas Gebhard, Thomas Neumeyer, Marcel Olma, Louis Schreyer, Luise Karger, Martin Hohberg, Hao Yuan, Anna Julia Imbsweiler, Leah Senn Ramirez, Sepehr Simaafrookhteh, Jan Ivens, Stepan V. Lomov, Gerben Bieleman, Wouter Grouve, Francois Mahe, Christophe Binetruy, Andreas Kapshammer, Zoltan Major, Dmitry S. Ivanov, Jonathan P.H. Belnoue, Anatoly Koptelov, Jakub Jakimow, Yvonne Aitomaki, Dimitra Ramantani, Materials Research Proceedings, Vol. 54, pp. 676-685, ISBN:[9781644903599], Materials Research Forum LLC (2025), doi:10.21741/9781644903599-73 | High performance C SMCs typically consist of long carbon fibre reinforcement with high fibre content and can be compression moulded at elevated temperatures and pressures to form parts with complex geometries. Squeeze flow testing has been increasingly adopted for experimentally characterising the flow behaviour of C SMCs, but the reliability and repeatability of the testing results are low due to... |
| Journal | 2026 | Automated In Situ Thermomechanical Analysis of Cobalt under EBSD, Ines Addi, Pierre Antoine Dubos, Baptiste Girault, Samuel Branchu, David Gloaguen, Solid State Phenomena, Vol. 383, pp. 97-102 (2026), doi:10.4028/p-hBLy4M | The present study aims to investigate the mechanical behaviour of pure cobalt in plasticity at varying temperatures, through in situ thermomechanical loadings under Electron Backscattered Diffraction (EBSD) in order to gain a deeper understanding of the various mechanisms that occur. EBSD analysis allows for the determination of microstructural parameters at a refined scale including grain size, g... |
| Journal | 2020 | Viscoelastic behaviour investigation and new developed laboratory slamming test on foam core sandwich, Fahmi Alila, Jamal Fajoui, Raphael Gerard, Pascal Casari, Mohamed Kchaou, Frederic Jacquemin, Journal of Sandwich Structures and Materials, Vol. 22, issue 6, pp. 2049-2074 (2020), doi:10.1177/1099636218792729 | In the first part of this paper, a viscoelastic model is used to numerically study the cellular foam core fatigue behaviour. Materials temperature evolution is quantified with a numerical/experimental confrontation. In the second part, the slamming phenomenon is discussed by measuring the panel flexural strain on a racing sailboat during navigation. Making use of these results, a new slamming test... |
| Journal | 2024 | Fatigue behaviour of PVC foam core sandwich with GFRP faces: Simulation and experimental analysis, F. Alila, J. Fajoui, P. Casari, F. Jacquemin, M. Kchaou, Journal of Reinforced Plastics and Composites, Vol. 22, number 109963621879272, issue 6 (2024), doi:10.1177/07316844231201186 | A multi layer structure by sandwiching rigid cellular PVC (polyvinyl chloride) foam between two GFRP (glass fibre reinforced plastic) faces is studied in order to investigate the sample edge effects on fatigue life of the sandwich structure. Therefore, a new geometry of specimen is developed based on numerical simulation approach. Compared to the results given by the ASTM C393 standard, the experi... |
| Book section | 2026 | Experimental Study of the Flexural Strengthening of Steel Plates with Bonded Hybrid Flax/Carbon Composite Patches, M. A. Tazi, M. Jebli, S. Teixeira de Freitas, P. Casari, S. de Barros, 12th International Conference on FRP Composites in Civil Engineering (CICE 2025), Vol. 778, pp. 1549-1558, ISBN:[9783032093868], Springer Nature Switzerland (2026), doi:10.1007/978-3-032-09387-5_150 | Adhesive bonding of fiber reinforced polymer (FRP) patches is increasingly used to strengthen steel structures. While carbon FRP (CFRP) and epoxy adhesives are the primary materials in industrial applications, this study explores hybrid Carbon/Flax FRP as an alternative for reinforcing steel plates under flexural loading. Four composite layups were tested: F5 (flax), C5 (carbon), CFC, and FC (carb... |
| Journal | 2026 | Experimental evaluation and analytical prediction of effects of skin defect size on the long-term durability of bio-based balsa core sandwich structures, Yuan Wu, Sylvain Freour, Pascal Casari, Jamal Fajoui, Journal of Sandwich Structures and Materials, number 1 (2026), doi:10.1177/10996362251361216 | This work focuses on the characterization of the cyclic moisture absorption desorption aging behavior of balsa wood core sandwich structures with two dimensional defects in Glass Fiber Reinforced Polymer (GFRP) skins. Experimental investigations and analytical predictions were compared to evaluate the effects of skin defect size on the moisture diffusion kinetics during long term aging cycles, in ... |
| Journal | 2025 | Subcycling Strategy for Finite-Volume Updated-Lagrangian Methods Applied to FluidStructure Interaction, Teddy Chantrait, Nicolas Chevaugeon, Stephane Del Pino, Alexandre Gangloff, Emmanuel Labourasse, International Journal for Numerical Methods in Engineering, Vol. 126, number 345, issue 11 (2025), doi:10.1002/nme.70051 | In this article, we propose and investigate an explicit partitioned method for solving shock dynamics in fluidstructure interaction (FSI) problems. The method is fully conservative, ensuring the local conservation of mass, momentum, and energy, which is crucial for accurately capturing strong shock interactions. Using an updated Lagrangian finite volume approach, the method integrates a subcycling... |
| Journal | 2026 | A benchmark experiment to assess the performance of electrical resistivity tomography data inversion algorithms in the framework of nondestructive evaluation, Wael Karam, Yann Lecieux, Mathilde Chevreuil, Franck Schoefs, Nondestructive Testing and Evaluation, Vol. 20, issue 1, pp. 1-30 (2026), doi:10.1080/10589759.2025.2473038 | Electrical Resistivity Tomography (ERT) is an effective, non invasive technique widely used in geophysics and civil engineering to identify the resistivity field of the ground or of the concrete. Over the last decades, the field of ERT has seen significant advancements, particularly in the development of measurement equipment and inversion algorithms. Despite these advancements, there remains a ga... |
| Journal | 2020 | Virtual, Digital and Hybrid Twins: A New Paradigm in Data-Based Engineering and Engineered Data, Francisco Chinesta, Elias Cueto, Emmanuelle Abisset-Chavanne, Jean Louis Duval, Fouad El Khaldi, Archives of Computational Methods in Engineering, Vol. 27, issue 1, pp. 105-134 (2020), doi:10.1007/s11831-018-9301-4 | Engineering is evolving in the same way than society is doing. Nowadays, data is acquiring a prominence never imagined. In the past, in the domain of materials, processes and structures, testing machines allowed extract data that served in turn to calibrate state of the art models. Some calibration procedures were even integrated within these testing machines. Thus, once the model had been calibra... |
| Book section | 2020 | Radars in Transport Applications, Ruben Ibanez Pinillo, Francisco Chinesta, Emmanuelle Abisset-Chavanne, Erik Abenius, Antonio Huerta, Computation and Big Data for Transport, Vol. 54, pp. 195-211, ISBN:978-3-030-37751-9, Springer International Publishing (2020), doi:10.1007/978-3-030-37752-6_12 | In the recent years, automotive car industry is evolving towards a new generation of autonomous vehicles, where decision making is not fully perform by the driver but it partially relies on the technology of the car itself. Indeed, a CPU inside the car will process all information coming from the sensors, distinguishing different scenarios appearing in the real life and ultimately allowing decisio... |
| Journal | 2026 | Through-thickness compaction response of reinforcement fabrics: Development of a test standard, A. X.H. Yong, A. Endruweit, A. George, D. May, Y. A. Aksoy, M. A. Ali, T. Allen, M. Bender, M. Bodaghi, B. Caglar, H. Caglar, A. Chiminelli, S. Comas-Cardona, R. de Ribains, J. Dittmann, C. Dransfeld, E. Fauster, A. Guilloux, P. Hubert, S. Idapalapati, J. Ivens, J. Janzen, Y. Jiang, T. Khan, M. Laspalas, F. LeBel, J. Lee, X. Liu, M. Lizaranzu, S. V. Lomov, C. Lopez, K. Masania, V. Michaud, P. Middendorf, S. Miguel, S. S. Narayana, C. H. Park, S. Ravisankar Padma, L. Riffard, C. Pinger, V. Rougier, H. Sas, D. Sayinbas, P. Sousa, M. Sozer, M. Steinhardt, R. Umer, J. D. Vincent, V. Werlen, O. Yuksel, Composites Part A Applied Science and Manufacturing, Vol. 200, number 109348, issue 2 (2026), doi:10.1016/j.compositesa.2025.109348 | Characterisation of the compaction response of reinforcement fabrics is an important component in the design of composite manufacturing processes. To standardise a best practice method, 22 international organisations participated in an exercise to assess the viability and reproducibility of the method discussed in this work. All participants were supplied with the same multiaxial E glass fibre non... |
| Book section | 2023 | Numerical Simulation of Weld Thermal Efficiency GTAW Process, Mouad Bensada, Abdellah Laazizi, Kaoutar Fri, Jamal Fajoui, Advances in Integrated Design and Production II, Vol. 43, pp. 353-362, ISBN:[9783031236143], Springer International Publishing (2023), doi:10.1007/978-3-031-23615-0_36 | Predicting temperature field in a Gas Tungsten Arc Welding process is essential and precondition for any study of thermal or mechanical behavior of the weld. In fact, thermal, material proprieties and physical phenomena have to be taken into account in order to predict welding morphology, residual stresses and the final product quality of the weld. In the case of analytical studies, simulations ar... |
| Journal | 2021 | Investigation of self-heating and damage progression in woven carbon fibre composite materials, following the fibres direction, under static and cyclic loading, Laura Muller, Jean Michel Roche, Antoine Hurmane, Francois Henri Leroy, Catherine Peyrac, Laurent Gornet, Journal of Composite Materials, Vol. 55, issue 26, pp. 3909-3924 (2021), doi:10.1177/00219983211025690 | Infrared thermography is commonly used as a non destructive testing technique for damage monitoring of composite materials under mechanical loadings. Self heating tests consist in monitoring the stabilized heating of a material submitted to cyclic loading for increasing values of stress level. It appears that the load threshold from which the thermal behaviour changes can be related to the fatigue... |
| Journal | 2023 | Effect of Chemical and Physical Treatments on Mechanical Properties of Diss Fibers-Based Biocomposites Materials, Mustapha Nouri, Mahfoud Tahlaiti, Frederic Grondin, Journal of Natural Fibers, Vol. 20, number 39, issue 1 (2023), doi:10.1080/15440478.2022.2128148 | This work highlights the exploitation of fibers from a promising plant, commonly called Diss, in polymer matrix reinforcement. In this context, various untreated and treated (with acetic acid, silane, NaOH, thermal) Diss fibers were used to reinforce a thermoplastic matrix, polypropylene (PP). The effect of fiber treatments was evaluated at a ratio of 10% (by mass) of fiber, using mechanical, micr... |
| Journal | 2025 | AI-Driven Approach for Sustainable Extraction of Earth's Subsurface Renewable Energy While Minimizing Seismic Activity, Diego Gutierrez-Oribio, Alexandros Stathas, Ioannis Stefanou, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 60, number 503, issue 6 (2025), doi:10.1002/nag.3923 | Deep geothermal energy, carbon capture and storage, and hydrogen storage hold considerable promise for meeting the energy sector's large scale requirements and reducing (Formula presented.) emissions. However, the injection of fluids into the Earth's crust, essential for these activities, can induce or trigger earthquakes. In this paper, we highlight a new approach based on reinforcement learning ... |
| Journal | 2024 | THE POTENTIAL OF ADDITIVE MANUFACTURING OF METAL COMPONENTS TO REDUCE ENVIRONMENTAL IMPACTS, Antoine Balidas, Olivier Kerbrat, Jean Yves Hascoet, Journal of Machine Engineering, Vol. 24, issue 2, pp. 94-104 (2024), doi:10.36897/jme/186988 | Additive manufacturing (AM) is used in metal part forming for its innovative character but its potential for sustainability is uncertain. The energy and material consumption required for manufacturing are significant. Thus, the research question of this article is: What are the current uses of AM that present a real potential for reducing environmental impact?. The WAAM (Wire Arc Additive Manufact... |
| Journal | 2020 | Seismic precursor to instability induced by internal erosion in loose granular slopes, Wei Hu, Pierre Yves Hicher, Gianvito Scaringi, Qiang Xu, Theo W.J. Van Asch, Gonghui Wang, Wei Chao Li, Gang Deng, Xiang Qian Liang, Geotechnique, Vol. 70, issue 7, pp. 636-638 (2020), doi:10.1680/jgeot.18.D.002 | |
| Journal | 2021 | Effect of temperature on the chloride binding capacity of cementitious materials, Van Quan Tran, Hoang Long Nguyen, Dong Van Dao, Benoit Hilloulin, Long Khanh Nguyen, Quang Hung Nguyen, Tien Thinh Le, Hai Bang Ly, Magazine of Concrete Research, Vol. 73, issue 15, pp. 771-784 (2021), doi:10.1680/jmacr.19.00484 | The effect of temperature on the chloride binding capacity (CBC) of cementitious materials was investigated. A reactive transport model including thermodynamic equilibrium, kinetic control and surface complexation was applied to investigate this effect. The surface complexation model was completed by introduction of the equilibrium constant of calcium silicate hydrate (C S H) complexation reaction... |
| Journal | 2023 | Analytical modelling of ship bottom grounding considering combined surge and heave motions, Jean Philippe Pineau, Herve Le Sourne, Marine Structures, Vol. 88, number 103364, issue November 2020 (2023), doi:10.1016/j.marstruc.2022.103364 | This paper provides a new contribution to the analytical treatment of ship grounding accidents. New formulations are proposed to assess the resisting force of outer/inner bottom plating and transverse floors when the vessel undergoes combined surge and heave motions during the grounding event. Considering shallow and sharp rocks described by parabolic functions, analytical solutions are derived fr... |
| Book | 2020 | Acoustic emission monitoring and quantitative evaluation of damage in concrete beams under creep, J. Saliba, A. Loukili, F. Grondinn, ISBN:[9780128221365], Elsevier (2020), doi:10.1016/B978-0-12-822136-5.00006-X | In order to design reliable, large concrete structures, prediction of long term behavior of concrete by considering a coupling between creep and damage is important. The acoustic emission (AE) technique can be used to perform the characterization of the influence of creep on crack development. In addition, an unsupervised pattern recognition analysis is used as a tool for the classification of the... |
| Book section | 2020 | Physico-Chemical Characterization at Early-Age of 3D Printed Mortar, Ilhame Harbouz, Emmanuel Roziere, Ammar Yahia, Ahmed Loukili, Second RILEM International Conference on Concrete and Digital Fabrication, Vol. 28, pp. 272-279, ISBN:978-3-030-49915-0, Springer International Publishing (2020), doi:10.1007/978-3-030-49916-7_28 | The rheology is the key factor that controls the 3D printability of cement based materials. Indeed, the printed material should satisfy both good workability retention to ensure successful extrusion and a well adapted green strength to support subsequent layers without collapsing. This requires a tricky control of the physico chemical structuration kinetics. In the present study, in addition to dy... |
| Journal | 2022 | A DEM study of the effect of the loss of fine particles on the mechanical behavior of gap-graded soils, Habib Taha, Ngoc Son Nguyen, Didier Marot, Abbas Hijazi, Khalil Abou-Saleh, Geomechanics for Energy and the Environment, Vol. 31, number 100305, issue 3 (2022), doi:10.1016/j.gete.2021.100305 | Modeling of suffusion in granular soils by using a fully coupled fluid DEM model is still challenging due to its very high cost of computation. The particle removal approach is an alternative to mimic the erosion of fine particles by the seepage flow. In this paper, we study different particle removal methods and their impact on the mechanical behavior of eroded samples. Gap graded samples with di... |
| Journal | 2024 | A novel mathematical-based approach to predict the high-speed deformation behavior of cryodeformed materials with varying stacking fault energies, B. Srinivas, S. K. Panigrahi, G. Racineux, S. Marya, Materials Science and Engineering A, Vol. 902, number 146538 (2024), doi:10.1016/j.msea.2024.146538 | Cryodeformed (CR) materials have complex microstructures containing nano twins, dislocation clusters, tangles, and others, depending on the stacking fault energy (SFE). Such unique microstructure makes them suitable for several engineering applications under a high strain rate environment. The high speed deformation (HSD) behavior of CR materials is difficult to understand due to their complex mic... |
| Journal | 2024 | X-Mesh: A new approach for the simulation of two-phase flow with sharp interface, Antoine Quiriny, Jonathan Lambrechts, Nicolas Moes, Jean Francois Remacle, Journal of Computational Physics, Vol. 501, number 112775 (2024), doi:10.1016/j.jcp.2024.112775 | Accurate modelling of moving boundaries and interfaces is a difficulty present in many situations of computational mechanics. We use the eXtreme Mesh deformation approach (X Mesh) to simulate the interaction between two immiscible flows using the finite element method, while maintaining an accurate and sharp description of the interface without remeshing. In this new approach, the mesh is locally ... |
| Proceedings | 2022 | The x-mesh method applied to multiphase flows, A. Quiriny, J. F. Remacle, J. Lambrechts, N. Moes, World Congress in Computational Mechanics and Eccomas Congress, CIMNE (2022), doi:10.23967/eccomas.2022.272 | The accurate modeling of moving boundaries and interfaces is a difficulty present in many situations in computational mechanics. In this paper we use a new approach, X Mesh, to simulate with the finite element method the interaction between two immiscible fluids while keeping an accurate description of the interface without mesh regeneration. The method is validated with complex problems such as R... |
| Book | 2024 | Extended finite element (XFEM) and thick level set (TLS) methods, Nicolas Moes, ISBN:[9781789450811, 9781394340507], Wiley (2024), doi:10.1002/9781394340507.ch6 | The extended finite element method (XFEM) is an extension to the finite element method, which can be used for monitoring crack propagation through a mesh without having to modify it. The XFEM method also allows us to take into account a cohesive zone at the tip of the crack. The thick level sets (TLS) method places around the crack a band in which the material softens and deformation are localized... |
| Journal | 2021 | Parametric PGD model used with orthogonal polynomials to assess efficiently the building's envelope thermal performance, Marie Helene Azam, Julien Berger, Sihem Guernouti, Philippe Poullain, Marjorie Musy, Journal of Building Performance Simulation, Vol. 14, issue 2, pp. 132-154 (2021), doi:10.1080/19401493.2020.1868577 | Estimating the temperature field of a building envelope could be a time consuming task. The use of a reduced order method is then proposed: the Proper Generalized Decomposition method. The solution of the transient heat equation is then re written as a function of its parameters: the boundary conditions, the initial condition, etc. To avoid a tremendous number of parameters, the initial condition ... |
| Book section | 2024 | Earth as a Construction Material for Sustainable 3D Printing: Rheological Aspect, Arpan Joshi, Philippe Poullain, Flavio Craveiro, Helena Bartolo, Progress in Digital and Physical Manufacturing, Vol. 218, pp. 270-280, ISBN:978-3-031-33889-2, Springer International Publishing (2024), doi:10.1007/978-3-031-33890-8_24 | The construction industry is one of the prime users of global resources and a major contributor to global environmental impacts. Moving to a clean, circular economy can facilitate achieving the European Green Deal objectives, such as minimum environmental impacts, net zero CO2 emissions, and zero waste. 3D Printing technologies have been mainly used to create cementitious based construction compon... |
| Journal | 2022 | Drainage instabilities in granular materials: a new biaxial apparatus for fluid fingering and solid remodeling detection, Drainage Instabilities in Granular Materials: A New Biaxial Apparatus for Fluid Fingering and Solid Remodeling Detection, Rana Al Nemer, Giulio Sciarra, Julien Rethore, Frontiers in Physics, Vol. 10, number L21403 (2022), doi:10.3389/fphy.2022.854268 | |
| Proceedings | 2020 | Characterization and prediction of microcracking in reinforced UHPFRC beams under bending, Vicky Turgeon-Mallette, Luca Sorelli, David Conciatori, Julien Rethore, American Concrete Institute ACI Special Publication, Vol. SP-343, pp. 391-400, ISBN:[9782883941427], fib. The International Federation for Structural Concrete (2020), doi:10.35789/fib.BULL.0095.Ch40 | The capacity of Ultra High Performance Fiber Reinforced Concrete (UHPFRC) to develop multiple micro cracks instead and delay the localization of major cracks has great impact on the permeability and durability at serviceability state. In order to assess the durability of reinforced UHPFRC structures or rehabilitation layers, methods that accurately predict the microcrack width are necessary. This ... |
| Journal | 2021 | A full three-dimensional model for the estimation of the natural frequencies of an offshore wind turbine in sand, Philip Alkhoury, Abdul Hamid Soubra, Valentine Rey, Mourad Ait-Ahmed, Wind Energy, Vol. 24, issue 7, pp. 699-719 (2021), doi:10.1002/we.2598 | The design of an offshore wind turbine (OWT) founded on a monopile foundation is principally based on dimensioning criteria related to its fundamental frequencies. These frequencies must remain outside the excitation frequencies to avoid resonance. For the calculation of the OWT natural frequencies, several studies exist, but few of them simultaneously consider both the real geometrical configurat... |
| Proceedings | 2021 | Effect of the simplified superstructure and soil-structure interaction models on the natural frequencies of an offshore wind turbine, Philip Alkhoury, Abdul Hamid Soubra, Valentine Rey, Mourad Ait-Ahmed, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 9, ISBN:[9780791885192], American Society of Mechanical Engineers (2021), doi:10.1115/OMAE2021-62472 | Monopile supported offshore wind turbines (OWTs) are dynamically sensitive structures, in which their design is principally based on a dimensioning criterion related to its fundamental frequencies. Therefore, an accurate estimation of the natural frequency is essential to assess the working lifetime of the OWT. For the calculation of the OWT natural frequency, several studies exist but few of them... |
| Proceedings | 2021 | Vibration control of an offshore wind turbine, Philip Alkhoury, Mourad Ait-Ahmed, Abdul Hamid Soubra, Valentine Rey, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 9, ISBN:[9780791885192], American Society of Mechanical Engineers (2021), doi:10.1115/OMAE2021-62210 | In order to reduce their cost, offshore wind turbines (OWTs) must have a powerful generator and a minimum overall weight. This has the consequence of making the OWT structure sensitive to dynamic excitations even at low frequencies. Indeed, modern multi megawatt OWTs are composed of slender flexible and lightly damped components. The excessive vibrations of the OWT structure can impact the wind en... |
| Journal | 2020 | Using the unit influence line of a bridge to track changes in its condition, Barbara Heitner, Franck Schoefs, Eugene J. OBrien, Ales Znidaric, Thierry Yalamas, Journal of Civil Structural Health Monitoring, Vol. 10, issue 4, pp. 667-678 (2020), doi:10.1007/s13349-020-00410-7 | The unit influence line of a structure reflects its behaviour and changes in response to damage that may occur. An iterative algorithm is presented in this paper to obtain the shape of the instantaneous influence line of a bridge together with the relative axle loads of trucks passing overhead. One great advantage of this approach is that the need for sensor calibration with pre weighed trucks can... |
| Journal | 2025 | Spatio-temporal evolution and engineering implications of biofouling communities on floating wind turbines mooring lines, Antoine Dubois, Franck Schoefs, Bruno Cognie, Marine Reynaud, Thomas Soulard, Justine Dumay, Estuarine Coastal and Shelf Science, Vol. 320, number 109302, issue 5 (2025), doi:10.1016/j.ecss.2025.109302 | Mooring lines of floating offshore wind turbine (FOWT) provide a substrate for diverse biofouling species, thus ultimately influencing both ecological dynamics and their own structural performance. This study presents an analysis of spatial and temporal variations in community composition, coverage and thickness from the surface to the seabed through a four year monitoring of biofouling developmen... |
| Proceedings | 2025 | Influence of mussel growth on mooring line drag coefficients in uniform currents, Proceedings of the 6th International Conference on Renewable Energies Offshore (RENEW 2024, 19-21 November 2024, Lisbon, Portugal)., N. Emamdoost, F. Schoefs, M. Maduka, J. C. Thomas, K. Thiagarajan, Innovations in Renewable Energies Offshore Proceedings of the 6th International Conference on Renewable Energies Offshore Renew 2024, pp. 401-410, ISBN:[9781032905570], CRC Press (2025), doi:10.1201/9781003558859-44 | The bio colonization phenomenon can be considered as a macro ecological consequence in the marine offshore sector, which affects the aging and hydrodynamic loading of underwater components of marine renewable energy structures such as mooring lines and power cables. Researchers have conducted a wide range of studies on marine biodiversity characteristics affected by site location, water compositio... |
| Journal | 2025 | Multi-parameter analysis of marine growth effects on mooring lines for floating offshore wind, Katherine Coughlan, Franck Schoefs, Krish Thiagarajan, Sanjay Arwade, Ocean Engineering, Vol. 340, number 122390, issue 1 (2025), doi:10.1016/j.oceaneng.2025.122390 | As floating offshore wind advances toward commercialization, optimizing mooring systems remains a key strategy for reducing the levelized cost of energy. Marine growth introduces additional loading to mooring lines that can affect system design, performance, and longevity, making accurate modeling and monitoring essential. This study investigates the effects of marine growth (modeled as blue musse... |
| Proceedings | 2025 | ADDED MASS AND DRAG COEFFICIENTS OF BIOFOULED MOORING CHAINS IN WAVES, Krish Thiagarajan, Franck Schoefs, Nazila Emamdoost, Maduka Maduka, Jean Christophe Thomas, Proceedings of ASME 2025 6th International Offshore Wind Technical Conference Iowtc 2025, ISBN:[9780791889282], American Society of Mechanical Engineers (2025), doi:10.1115/IOWTC2025-165256 | Offshore wind turbines are located in water depths where sunlight penetration can encourage marine growth on underwater surfaces. Consequences of so called biofouling are increased drag forces, rapid onset of corrosion and resultant higher inspection and maintenance costs. Experiments were conducted in a wave tank at the Ocean Resources and Renewable Energy (ORRE) laboratory at the University of M... |
| Book | 2023 | Some challenges and opportunities around lifetime performance and durability of wind turbines, V. Pakrashi, Kieran Ruane, Vesna Jaksic, Abdollah Malekjafarian, Michael OByrne, Franck Schoefs, Bidisha Ghosh, Luke J. Prendergast, Madjid Karimirad, Jimmy Murphy, Christopher Simon Wright, Deirdre ODonnell, Gohar Shoukat, Ramon Varghese, Cian Desmond, S. Bhattacharya, ISBN:[9780323958301, 9780323993531], Elsevier (2023), doi:10.1016/B978-0-323-99353-1.00032-3 | Lifetime performance requirements for the safety and operations of wind turbines are very important for their competitiveness and further uptake. While significant novelties are observed around the development of new turbines, we are also grappling with challenges related to lifetime performance. On the other hand, new materials, sensors, and analysis methods have made it possible to address many ... |
| Proceedings | 2025 | REVIEW OF SOFT FOULING IMPACT ON FLOATING OFFSHORE WIND TURBINES: RESEARCH GAPS IN LONG ALGAE MORPHOLOGICAL AND MECHANICAL CHARACTERISTICS, Nazila Emamdoost, Franck Schoefs, Krish Thiagarajan, Justin Dumay, Jean Christophe Thomas, Proceedings of ASME 2025 6th International Offshore Wind Technical Conference Iowtc 2025, ISBN:[9780791889282], American Society of Mechanical Engineers (2025), doi:10.1115/IOWTC2025-165242 | Recent significant developments in marine structural design and optimization for renewable energy and aquaculture technologies have led to renewed discussions on environmental aspects, with a focus on enhancing the understanding of biofouling characteristics. Biofouling is characterized by the colonization and growth of seaweed species on marine structures, and is generally classified into hard an... |
| Journal | 2026 | Preference and willingness-to-pay analysis for an eco-engineering technology for floating wind turbines, Antoine Dubois, Pierre Alexandre Mahieu, Alison Bates, Jenifer Meredith, Franck Schoefs, Wind Energy Science, Vol. 11, issue 4, pp. 1505-1529 (2026), doi:10.5194/wes-11-1505-2026 | Floating offshore wind turbines (FOWTs) raise concerns among coastal communities due to their potential impacts on marine biodiversity and fisheries. This issue is particularly striking in France, where the government is accelerating offshore wind deployment to meet decarbonisation targets while maintaining a relatively large fisheries sector. This study investigates public preferences and willing... |
| Journal | 2026 | Assessing wind-wave forces on smooth and rough horizontal cylinders by neural networks, Federico Casella, Francesco Aristodemo, Franck Schoefs, Pasquale Filianoti, Ocean Engineering, Vol. 358, number 125626, issue 3 (2026), doi:10.1016/j.oceaneng.2026.125626 | This work investigates the use of feed forward neural networks (FNNs) to predict wave induced hydrodynamic forces on smooth and covered by barnacles horizontal cylindrical structures. The study is based on a dataset of 4867 field recorded sea states obtained from small scale field experiments conducted at the Marine Energy Laboratory (MEL) of Reggio Calabria, a site well suited for scaled testing ... |
| Journal | 2021 | Improved active learning probabilistic approach for the computation of failure probability, Abdul Kader El Haj, Abdul Hamid Soubra, Structural Safety, Vol. 88, number 102011 (2021), doi:10.1016/j.strusafe.2020.102011 | This paper presents a cost effective probabilistic approach to be used in engineering applications. The proposed approach consists of an improved Kriging based method aiming at reducing to a minimum the number of evaluations of the true performance function when computing a failure probability. It is a kind of variant of the classical Active learning method combining Kriging and Monte Carlo Simula... |
| Journal | 2020 | Efficient estimation of the failure probability of a monopile foundation using a Kriging-based approach with multi-point enrichment, Abdul Kader El Haj, Abdul Hamid Soubra, Computers and Geotechnics, Vol. 121, number 103451 (2020), doi:10.1016/j.compgeo.2020.103451 | In this paper, a probabilistic analysis of an offshore monopile foundation embedded in a spatially varying clayey soil was performed. An efficient Kriging based probabilistic approach using a multipoint enrichment was adopted for the analysis. The aim is to compute the failure probability P |
| Proceedings | 2021 | Effect of the installation process on the pullout capacity of helical anchors, Abdul Kader El Haj, Abdul Hamid Soubra, Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering OMAE, Vol. 4, ISBN:[9780791885147], American Society of Mechanical Engineers (2021), doi:10.1115/OMAE2021-62211 | In this paper, an advanced numerical method called Coupled Eulerian Lagrangian (CEL) method is used for the prediction of the behavior of helical anchors in sandy soil under ultimate limit state ULS including the effect of anchor installation process. The CEL analysis allows one to overcome the drawback of the classical finite element FE method in the case of large deformation problems as it takes... |
| Journal | 2020 | Magnitude of latent heat in thermally loaded clays, Sergio Samat, Laurent Brochard, Ioannis Stefanou, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 44, issue 14, pp. 1926-1957 (2020), doi:10.1002/nag.3114 | Temperature changes are known to induce specific couplings in clay, in particular, an anomalously high thermal pressurization in undrained conditions or a thermal compaction in drained conditions, both of which are potential threats for the mechanical stability and sealing capacity of the geomaterials. Thermodynamical analysis of those peculiar thermomechanical couplings points to a potentially im... |
| Journal | 2020 | Biocompatibility and osseointegration of nanostructured titanium dental implants in minipigs, Alain Hoornaert, Luciano Vidal, Romain Besnier, Jean Francois Morlock, Guy Louarn, Pierre Layrolle, Clinical Oral Implants Research, Vol. 31, issue 6, pp. 526-535 (2020), doi:10.1111/clr.13589 | Objectives: It is well known that surface treatments of dental implants have a great impact on their rate of osseointegration. The aim of this study was to compare the biocompatibility and the boneimplant contact (BIC) of titanium dental implants with different surface treatments. Material and methods: Test implants (Biotech Dental) had a nanostructured surface and control implants (Anthogyr) were... |
| Proceedings | 2022 | In-situ 3D study of fatigue crack growth with overload effects in AlSi alloy, 3D in-situ study of fatigue crack growth with overload effects in an AlSi alloy, Lucas Sanciet--Munier, Nathalie Limodin, Jean-Yves Buffiere, Jean-Francois Witz, Michel Coret, Ghita Filali, Yves Gaillard, Michel Fleuriot, Arnaud Weck, Anne Bonnin, Goran Lovric, Joel Lachambre, 5th International Conference on Tomography of Materials and Structure - ICTMS2022, Congres Francais de Mecanique 2022 (2022) | |
| Proceedings | 2022 | Natural frequencies estimation of a monopile supported DTU-10 MW Offshore Wind Turbine, Philip Alkhoury, Abdul-Hamid Soubra, Valentine Rey, Mourad Ait-Ahmed, 4th International Symposium on Frontiers in Offshore Geotechnics (2022) | |
| Proceedings | 2026 | Analyse des anisotropies thermique, elastique et plastique du Ti et du Co par un couplage entre essais in situ en DRX et modeles de transition dechelles, Ines Addi, Pierre-Antoine Dubos, Baptiste Girault, David Gloaguen, Materiaux 2026 (2026) | |
| Proceedings | 2026 | In situ EBSD Characterization of Anisotropic Creep Behavior in a Thick Hydroformed AA2139 Part during in-forming artificial ageing, Calixte Gautier, Pierre-Antoine Dubos, David Gloaguen, Baptiste Girault, Maxime Rollin, ESAFORM 2026 Formability of Metallic Materials (2026) | |
| Proceedings | 2026 | Apercu de lapport de lautomatisation pour les evolutions microstructurales lors dessais micro-thermo-mecaniques sous MEB, Pierre-Antoine Dubos, Samuel Branchu, Ines Addi, Calixte Gautier, Alexandre Fournier, Michel Coret, Coralie Lu-Minh, Marion Girard, Baptiste Girault, Dorian Nogues, Fabrice Martinez, Matt Nowell, David Gloaguen, Materiaux 2026 (2026) | |
| Proceedings | 2026 | Analyse des deformations et contraintes residuelles induites dans des structures fabriquees par le procede arc-fil WAAM.Mono-materiau ou bi-materiaux avec une structure graduee ou alternee., Bruno Courant, Pauline Arnoulin, Anas Rassane, Juliette Theodore, David Gloaguen, Baptiste Girault, Emmanuel Bertrand, Laurent Couturier, Pierre-Antoine Dubos, Samuel Branchu, Gregoire Bazin, Simon Morville, Stephanie Colliou, Joe Kelleher, Lee Tung-Lik, Sandra Cabeza, Thilo Pirling, Efthymios Polatidis, Jan Capek, Materiaux 2026 (2026) | |
| Journal | 2021 | Experimental Analysis of Composite-to-geopolymer Bonded Structures Using Pull off Tests, A Passos, M Arouche, R Aguiar, H Costa, E Sampaio, Silvio DE BARROS, Materials Research, Vol. 24, number 381, issue suppl 2 (2021), doi:10.1590/1980-5373-mr-2021-0461 | Composite materials are employed as an alternative of conventional materials due their attractive properties, such as, environmental resistance and high strength to weight ratio. However, a limitation to the application of the composites is the low resistance to high temperatures, due their polymeric matrix. Alternatively, geopolymers are inorganic polymers used mainly instead Ordinary Portland Ce... |
| Proceedings | 2019 | Identification Bayesienne de l'effet de chargement statique et cyclique sur le mecanisme de penetration des ions chlorure dans le beton, Henriette Imounga, Thanh-Binh Tran, Emilio Bastidas-Arteaga, Serge Ekomy Ango, Rostand Moutou Pitti, Xiao-Hui Wang, 24e Congres Francais de Mecanique (2019) | Les ouvrages offshores en beton arme sont soumis a des phenomenes couples de corrosion et de fissuration due aux chargements, qui affectent leurs durabilites. Pour comprendre les effets de couplage, plusieurs essais experimentaux ont ete realises puis implementes. Le modele numerique elabore est fait a partir des donnees de letude dune poutre en beton arme de dimension 300x120x1500 mm soumise a de... |
| Journal | 2020 | Leffet de lecrouissage rotationnel sur le comportement des sols argileux, Sanae Ahayan, Zhenyu Yin, Panagiotis Kotronis, Frederic Collin, Academic Journal of Civil Engineering (2020), doi:10.26168/ajce.34.1.56 | Induced anisotropy is a constitutive feature of clays that can be introduced through a proper "Rotational hardening law" allowing the rotation of the yield and the potential plastic surfaces in the stress space.Two rotational hardening laws are studied in this paper. Validation is provided using the results of a drained triaxial test of a Finnish clay. Finite Elements simulations of a circular rig... |
| Proceedings | 2026 | Modelling permeability evolution in a suffusion context, Mohamed El Shamieh, Rachel Gelet, Francois Bignonnet, Ngoc-Son Nguyen, Didier Marot, 32nd European Working Groupe on Internal Erosion EWG-IE Meeting (2026) | |
| Journal | 2023 | Time series analysis for database completion and forecast of sensors measurements: application to concrete structures, Luis Francisco Rincon Prada, Bassel Adel Habeeb, Emilio Bastidas-Arteaga, Elsa Eustaquio, Ameur El Amine Hamami, Joao Marcelino, Luis Oliveira Santos, Jose Matos, Yina Munoz, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.3.11 | Despite the high durability level associated with reinforced concrete bridges, they are nonetheless susceptible to natural hazards and extreme events can impair their performance and serviceability throughout their lifespan. For that reason, maintenance, rehabilitation, and repair actions on existing structures are projected to rise and currently account for about 50% of the construction sector sp... |
| Journal | 2023 | Estimation de facteurs geometriques pour des mesures de resistivite avec des geometries de complexite croissante dans le beton, Sergio Palma Lopes, Marie-Ange Eid, Houssein Ibrahim, Geraldine Villain, Stephanie Bonnet, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.23 | Les mesures de resistivite electrique sont appliquees aux betons depuis plusieurs decennies, notamment pour leur sensibilite aux teneurs en eau et en ions chlorures, parametres essentiels lorsqu'on s'interesse a la durabilite des ouvrages. Pour passer des resistances de transfert mesurees aux resistivites apparentes, il est necessaire de bien estimer les facteurs geometriques correspondants. Ces f... |
| Proceedings | 2020 | Residual stresses in thermoplastic composites during laser assisted tape deposition, Anna El Bayssari, Frederic Jacquemin, Mael Peron, Anais Barasinski, Federica Daghia, Damien Guillon, FabAddComp - Fabrication additive des composites (2020) | |
| Journal | 2019 | Experimental and numerical study of the relative humidity effect on drying shrinkage and cracking of self-consolidating concrete, Hamza Samouh, Emmanuel Roziere, Ahmed Loukili, Cement and Concrete Research, Vol. 115, issue 2, pp. 519-529 (2019), doi:10.1016/j.cemconres.2018.08.008 | The drying shrinkage of cementitious materials is a complex phenomenon that is very sensitive to boundary conditions such as relative humidity (RH). Its evolution in the range of high RH is well known and strongly related to the capillary pressures. However, for a range of lower RH, the pressures induced by interfaces become more significant and the behavior less predictable and needs to be better... |
| Journal | 2019 | Bayesian model selection for sand with generalization ability evaluation, Yin-Fu Jin, Zhen-Yu Yin, Wan-Huan Zhou, Jian-Fu Shao, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 43, issue 14, pp. 2305-2327 (2019), doi:10.1002/nag.2979 | Current studies have focused on selecting constitutive models using optimization methods or selecting simple formulas or models using Bayesian methods. In contrast, this paper deals with the challenge to propose an effective Bayesian based selection method for advanced soil models accounting for the soil uncertainty. Four representative critical state based advanced sand models are chosen as datab... |
| Other | 2022 | Review of Photometric DIC: A Unified Framework for Global Stereo Digital Image Correlation based on the Construction of Textured Digital Twins, Raphael Fouque, Robin Bouclier, Jean-Charles Passieux, Jean-Noel Perie, Jean-Francois Witz, Julien Rethore (2022) | |
| Proceedings | 2019 | Mechanical Characterization of a Composite Sandwich Core Under Shear Stress Based on a Torsion Test, Karim Mharsi, Pascal Casari, Amira Sellami, Jamal Fajoui, Mohamed Kchaou, International Conference on Advances in Mechanical Engineering and Mechanics (ICAMEM 2019), pp. 299-305, Springer International Publishing (2019), doi:10.1007/978-3-030-52071-7_41 | The development of modern technologies requires the use of materials with high mechanical properties and lightest weight structure. With their low density high strength, high rigidity and excellent durability, the sandwich structures are one of the best materials to meet these requirements.... |
| Book section | 2019 | Experimental and numerical damping behavior analyses of carbon/epoxy laminated plates including viscoelastic material, Remy Mateu Pastor, Herve Le Sourne, Patrice Cartraud, Eric Le Gal La Salle, pp. 376-384, CRC Press (2019), doi:10.1201/9780429298875-44 | The research work presented in this paper aimed to optimize the transmittance of a wind turbine carbon/epoxy plane support by including into the laminate one or several frequency dependent interleaved viscoelastic layers. The objective of the present study was then to optimize the damping characteristics of the support upper plate with viscoelastic layers while keeping an acceptable bending stiffn... |
| Proceedings | 2024 | A fast testing method for mode-II fatigue crack growth of CFRP adhesive joints, Yuan Wu, Pascal Casari, Silvio De Barros, Adiana Silva, JST Endommagement et rupture des structures composites, Emmanuel Baranger (2024) | To contribute to the progress of the mode II and fatigue test protocol for composite laminates, a fast testing method formode II fatigue crack growth of CFRP adhesive joints was developed with a high frequency of 5 Hz. And the new 3Dprinting technique was employed to produce the loads and supports for the 3 point bending test fixture. According tothe compliance calculation method, the mode II fati... |
| Proceedings | 2021 | Experimental Testing of High-Capacity Bandwidth Efficient Visible Light Communication with Silicon-based RGBY-LED, Yuhao Wang, Xuanbang Chen, Xiaodong Liu, Zhenghai Wang, Lisu Yu, Xun Zhang, 2021 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), pp. 1-3, IEEE (2021), doi:10.1109/BMSB53066.2021.9547164 | The shortage of spectrum resource is the most urgent challenge in future wireless communication networks. Moreover, the high speed transmission and massive connection raises stringent requirements for the communication technology. While visible light communication (VLC) can effectively deal with the above problems. In this paper, a high speed VLC system with low complexity pre equalization is prop... |
| Journal | 2019 | Revealing of interphases in bonded joints with a fiber optic sensor based on Fresnel reflection, Romain Grangeat, Marion Girard, Cyril Lupi, Dominique Leduc, Frederic Jacquemin, International Journal of Adhesion and Adhesives, Vol. 91, issue 3, pp. 12-18 (2019), doi:10.1016/j.ijadhadh.2019.02.009 | |
| Proceedings | 2022 | Etude de linfluence de la vitesse de chargement sur le comportement de composite thermoplastique soude par ultrasons, Pauline Bourda, Patrick Rozycki, Mamadou A. Mbacke, 25e Congres Francais de Mecanique (2022) | |
| Proceedings | 2022 | Monitoring of electrical properties of slag concrete during hydration phase using embedded resistivity sensors, Marie-Ange Eid, Geraldine Villain, Stephanie Bonnet, Sergio Palma Lopes, Jean-Luc Geffard, 25e Congres Francais de Mecanique (2022) | The work presented below takes place within the ANR DEMCOM project, which pays particular attention to maritime structures, some areas of which are inaccessible for inspection. The objective of this work is to use non destructive evaluation (NDE) techniques adapted to aggressive environments, in particular the embedded resistivity sensor in order to monitor electrical resistivity profiles, a prope... |
| Journal | 2019 | 3D printing for construction based on a complex wall of polymer-foam and concrete, Benoit Furet, Philippe Poullain, Sebastien Garnier, Additive Manufacturing, Vol. 28, issue 1, pp. 58-64 (2019), doi:10.1016/j.addma.2019.04.002 | The objective of this paper is to present a new advanced Additive Manufacturing (AM) process for the construction of concrete structures: Batiprint3dTM. The proposed advanced technology consists of creating a complex wall of 3D printed materials using a mobile and polyarticulated robot: two polymer foam printed walls are used to encase a subsequent third wall made of concrete. Once the walls were ... |
| Proceedings | 2019 | Analyse de la methode G en 3D : cas des fissures planes a front droit, Alexandre Martin, Mathieu Le Cren, Claude Stolz, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | La methode G est une methode de calcul du taux de restitution d'energie et des facteurs d'intensite de contrainte (FICs) repandue. Dans cette contribution, nous rappelons les frontements de la methode et discutons sa mise en uvre dans le cas tridimensionnel. Une analyse de convergence realisee sur des cas tests admettant une solution analytique montre que la methode est precise. Les erreurs issues... |
| Proceedings | 2021 | Thermal characterization of biofouling around a dynamic submarine electrical cable, Ziad Maksassi, Bertrand Garnier, Ahmed Ould El Moctar, Franck Schoefs, Congres Francais de Thermique 2021 (2021) | The electric insulation system of high voltage dynamic cable is designed to support continuously a maximum conduct or temperature of 90oC. However, the growth of biofouling, particularly mussels can modify the heat transfer around the cable. In our work we estimate the effective thermal conductivity of different types of mussels as well as the heat transfer coefficient of water aro... |
| Journal | 2019 | Reliability assessments of corroded pipelines based on internal pressure A review, Rafael Amaya-Gomez, Mauricio Sanchez-Silva, Emilio Bastidas-Arteaga, Franck Schoefs, Felipe Munoz, Engineering Failure Analysis, Vol. 98, issue 3, pp. 190-214 (2019), doi:10.1016/j.engfailanal.2019.01.064 | Corrosion is one of the most significant threats for onshore pipelines that may lead to a Loss of Containment (LOC). A LOC poses significant consequences over the surrounding people and environment because of the hazardousness of the transporting fluids, so different efforts have been raised to predict pipe failures, which are commonly based on reliability assessments with limit state functions. T... |
| Proceedings | 2023 | Monitoring of the hydration of Portland concrete using embedded resistivity sensors: validation with modelling, Marie-Ange Eid, Jack Atallah, Geraldine Villain, Stephanie Bonnet, Harifidy Ranaivomanana, Sergio Palma Lopes, Francois Bignonnet, Proceedings of the International Conference on Non-destructive Evaluation of Concrete in Nuclear Applications, pp. 237-243, NDT.net (2023) | Reinforced concrete structures exposed to aggressive environments, such as nuclear and offshore structures, may be subjected to several hydric and ionic transfers that can affect their service life as well as their long term durability. This type of structures may be sometimes difficult to access for inspection, thus several Non Destructive testing Techniques (NDT) were developed in order to monit... |
| Proceedings | 2024 | Determination des coefficients de diffusion dans les C-S-H par dynamique moleculaire, Tarek Ihaddadene, Jerome Claverie, Francois Bignonnet, Ouali Amiri, Academic Journal of Civil Engineering, Vol. 42, pp. 404-413, Academic Journal of Civil Engineering (2024), doi:10.26168/ajce.42.1.36 | This article aims to investigate the atomic scale diffusion of chloride ions within the nanopores of C S H through molecular dynamics simulations. Three types of C S H pores (10, 20, and 30 A) were considered, maintaining a Ca/Si ratio of 1.2. Simulations were conducted at two temperatures (300 K, 291 K) with a NaCl molar concentration of 0.5 M. The spatial discretization of nanopores enabled the ... |
| Journal | 2020 | A comparative study on the effect of different activating solutions and formulations on the early stage geopolymerization process, Lais Alves, Nordine Leklou, Silvio DE BARROS, MATEC Web of Conferences, Vol. 322, number 01039 (2020), doi:10.1051/matecconf/202032201039 | Concrete is a major construction material that produces high levels of carbon dioxide in its manufacturing process. Hence the construction sector is responsible for relevant environmental impacts. This justifies the need to find materials as green and ecological alternatives to common Portland cement. Geopolymers represent the most promising alternative due to its proven durability, mechanical and... |
| Proceedings | 2019 | Invariant integrals and asymptotic fields of a planar crack, Claude Stolz, Fracture in solid mechanics :mathematical and physical aspects, Scientific Symposium in Honor of J-B. Leblond (2019) | |
| Proceedings | 2024 | Assessment of hydrodynamic characteristics and computational resources for submarine resistance analysis: A comparative study between CFD Codes with application of the BB2 Submarine, Noh Zainal Abidin, Frederic Grondin, Pol Muller, Jean-Francois Sigrist, 26th Numerical Towing Tank Symposium (NuTTS 2024) (2024) | Submarines are vital for maritime defense, requiring optimized hydrodynamic performance to minimize resistance. Advancements in Computational Fluid Dynamics (CFD) enable accurate predictions of submarine hydrodynamics for optimal design. This study compared the meshing capabilities of OpenFOAM and commercial software as well as the performance of High Performance Computing (HPC) and standard PC re... |
| Proceedings | 2025 | Comprehensive Numerical Hydrodynamic Analysis of Submarine in a Straight Course Simulation Using Wall-Resolved RANS Models, Noh Zainal Abidin, Frederic Grondin, Pol Muller, Jean-Francois Sigrist, 26eme Congres Francais de Mecanique (2025) | This research explores several critical factors affecting CFD based prediction accuracy of submarine hydrodynamics and builds upon previous work on preliminary mesh and solver benchmarking. A scaled submarine model is analyzed numerically using the Reynolds Averaged Navier Stokes (RANS) turbulence model at a Reynold number (Re) of 3.6×106 with wall resolved meshes targeting y+ <5. Based on prior w... |
| Proceedings | 2019 | Vacuum thermocompressed biocomposites for marine application, Victor Popineau, Amandine Celino, Christophe Baley, Antoine Le Duigou, 21eme Journees Nationales sur les Composites (2019) | The fabrication of big sized (>3m), highly performant, biobased and recyclable composite parts is difficult with the current industrial processes. In this study, several parameters for the vacuum thermocompression of stacks of UD flax plies and MAPP films are compared. Mechanical tests, gravimetric analysis and SEM observations of the composites formed showed tha... |
| Proceedings | 2019 | Transfert de chaleur dans un procede de soudage de films polymeres, Queen Tannous, Yves Bereaux, Pierre Mousseau, Anais Barasinski, Remi Deterre, Guillaume Racineux, Julien Launay, Yannick Madec, Clement Fourmaux, Jordan Champion, 27eme Congres Francais de Thermique (2019) | |
| Journal | 2023 | 3-Dimensional analysis of fatigue crack fields and crack growth by in situ synchrotron X-ray tomography, A. Koko, S. Singh, S. Barhli, T. Connolley, N.T. Vo, T. Wigger, D. Liu, Y. Fu, Julien Rethore, J. Lachambre, Jean-Yves Buffiere, T.J. Marrow, International Journal of Fatigue, Vol. 170, number 107541 (2023), doi:10.1016/j.ijfatigue.2023.107541 | The propagation rate of a fatigue crack in a nodular cast iron, loaded in cyclic tension, has been studied in situ by X ray computed tomography and digital volume correlation. The semi elliptical crack initiated from an asymmetric corner notch and evolved to a semi circular shape, initially with a higher growth rate towards one edge of the notch before the propagation rate along the crack front be... |
| Proceedings | 2022 | Regularisation de Lipschitz pour la modelisation de la fissuration par l'endommagement, Nicolas Chevaugeon, Nicolas Moes, 25e Congres Francais de Mecanique (2022) | |
| Journal | 2019 | Integrity assessment of corroded pipelines using dynamic segmentation and clustering, Rafael Amaya-Gomez, Mauricio Sanchez-Silva, Felipe Munoz, Process Safety and Environmental Protection, Vol. 128, pp. 284-294 (2019), doi:10.1016/j.psep.2019.05.049 | Corrosion defects impact the resistance of hydrocarbon pipelines by increasing the risk of failure and the resulting Loss of Containment (LOC). Different approaches have been proposed to estimate this risk of failure based on empirical approaches (e.g., API 579 1/ASME FFS 1, ASME B318S or API1160), and other focus on probabilistic evaluations. Nevertheless, few works are dealing with spatial varia... |
| Book section | 2024 | Spatial Statistical Blind-Approach Results, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 209-240, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_10 | This chapter presents the results from the statistical blind approach proposed in Chapter 6. As mentioned above, three main scales were considered: a full, segmented, and defect based scale. These scales do not intend to make multiscale modeling, i.e., to assess the corrosion degradation in a coupled way; on the contrary, the intention is to analyze different scales of the condition of the case st... |
| Book section | 2024 | Identification and Modeling of New Defects, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 139-165, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_7 | The statistical blind approach in the last chapter focused on how spatial variability could be described at three main scales (i.e., full, segment, and defect based). This approach considered the data reported from at least one ILI measurement and basic soil classification. However, new defects will appear between consecutive inspections, mainly because of the aggressiveness of the surrounding soi... |
| Journal | 2019 | Journal of Materials Design and Applications: Twenty years of contributions to the materials technology, Silvio DE BARROS, R.G. Barbastefano, C.G. de Souza, Lucas F.M. da Silva, Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications, Vol. 233, issue 4, pp. 541-545 (2019), doi:10.1177/1464420719828607 | Proceedings of the Institution of Mechanical Engineers Part L Journal of Materials Design and Applications (JMDA) is celebrating 20 years of existence. This periodical is dedicated to the use and design of materials such as metals, ceramics, polymers, and composites, for application in the context of engineering. Created in 1999, this journal has sought to publish top quality articles, covering... |
| Proceedings | 2019 | Utilisation d'un meta-modele pour l'identification parametrique : application a la mesure de resistivite electrique, Priou Johann, Yann Lecieux, Mathilde Chevreuil, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Lobjectif de cette etude est didentifier la resistivite electrique dun element de structure en beton a partir dun jeu de mesures de potentiels. Le milieu sonde est modelise par sous domaines de resistivite constante dont on cherche a identifier les valeurs. Numeriquement cela revient a minimiser lecart entre un jeu de donnees mesurees et un jeu de donnees calculees en faisant varier les parametres... |
| Journal | 2019 | Experimental and Numerical Investigation of the Fluid-Structure Interaction on a Flexible Composite Hydrofoil under Viscous Flows, Laetitia Pernod, Antoine Ducoin, Herve Le Sourne, Jacques-Andre Astolfi, Pascal Casari, Ocean Engineering, Vol. 194, number 106647 (2019), doi:10.1016/j.oceaneng.2019.106647 | This research investigates the fluid structure interaction and hydroelastic response of a composite hydrofoil using an innovative joint experimental and numerical method. The main novelties are, first, the use of a state of the art strain measurement technique, via a fully distributed optical fiber sensor directly 20 embedded within the composite plies. This method allows for a finer representatio... |
| Proceedings | 2023 | Influence of Spatial Variability on the Failure Probability to Initiation Time of Reinforced Concrete Structures under Chlorideinduced Corrosion, Romain Clerc, Charbel-Pierre El-Soueidy, Franck Schoefs, 14th International Conference on Applications of Statistics and Probability in Civil Engineering (ICASP14) (2023) | Existing reinforced concrete marine structures are subject to the penetration of chemical agents, mainly chlorides, which leads to their degradation through pitting corrosion of rebars. Because of our limited knowledge about both their health states and environmental conditions, the definition of the parameters inducing corrosion presents uncertainties as well as spatial and time variabilities, so... |
| Proceedings | 2023 | Spatial variability of concrete resistivity as a function of vibration and time, Yanyan Xiao, Romain Clerc, Franck Schoefs, Wael Karam, Yann Lecieux, Mathilde Chevreuil, Magda-Marcela Torres-Luque, Proceeding of the 8th conference Diagnobeton 2023 - Nantes, Vol. 41, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.6 | Spatial variability of concrete resistivity is a key element for optimal design of embedded resistivity sensors, which allow to catch chloride ions propagation in concrete structures. Its temporal evolution and its dependence on the vibration protocol remains however unknown. In this paper, we address these questions by assessing time evolution of spatial variability of apparent resistivity of 10 ... |
| Journal | 2019 | Development of a Method for Assessing Resistance to Mold Growth: Application to Bio-Based Composites Development of a Method for Assessing Resistance to Mold Growth: Application to Bio-based Composites, Marie Viel, Florence Collet, Yann Lecieux, M.L.M. Francois, Valentin Colson, Christophe Lanos, Atif Hussain, Mike Lawrence, Revue des composites et des materiaux avances = Journal of Composite and Advanced Materials, Vol. 29, issue 4, pp. 261-274 (2019), doi:10.18280/rcma.290410 | The production of insulating materials for buildings obtained from the valorization of agro resources is a promising way both in terms of ecology and hygrothermal performances of these composites. However, the lack of information on their resistance to mold development limits their use. The mold development is indeed likely to cause health problems and to induce damage. There is therefore a need t... |
| Proceedings | 2025 | Robust estimation of diffusion parameters and measurement error for total chlorides using data from the DeCoF-Re project to develop a Bayesian penetration model, Cedric-Hermann Kidiofinninpan Fofana, Romain Clerc, Franck Schoefs, Athanas Konin, Veronique Bouteiller, Les Journees de Fiabilite des Materiaux et Structures (2025) | Reinforcement corrosion induced by the ingress of chloride ions into concrete constitutes a major source of deterioration in reinforced concrete maritime structures. Reliable prediction of chloride profiles C(z,t), classically described by the diffusion parameters (Csa ; Da) and affected by measurement and estimation errors e(C), is essential for optimizing maintenance strategies. These parameters... |
| Journal | 2019 | A multifiber Timoshenko beam with embedded discontinuities, Ibrahim Bitar, Nathan Benkemoun, Panagiotis Kotronis, Stephane Grange, Engineering Fracture Mechanics, Vol. 214, issue 6, pp. 339-364 (2019), doi:10.1016/j.engfracmech.2019.03.032 | An enhanced high order multifiber Timoshenko beam is introduced to simulate structural behavior up to failure. The beam is displacement based and geometrically linear, its section can be of arbitrary shape and a local constitutive law is assigned to each fiber. The Strong Discontinuity Approach is adopted to enhance the displacement field of the fibers to describe crack openings. The material beha... |
| Proceedings | 2019 | Films piezoelectriques flexibles pour la recuperation denergie, Raynald Seveno, Thibault Dufay, Benoit Guiffard, Julien Le Scornec, Mohammed El Gibari, Sabrina Carpy, Jean-Christophe Thomas, Pierre-Jean Cottinet, Mickael Lallart, Lionel Petit, Vincent Le Cam, COFMER'03 - Colloque franco-maghrebin sur les energies renouvelables (2019) | Dans le cadre des projets N air J, MIGAC et Airbivore, finances respectivement par la region Pays de la Loire, le RFI WISE et le CNRS, des films piezoelectriques flexibles de zircono titanate de plomb (PZT) ont ete developpes sur substrat flexibles au sein de lInstitut dElectronique et de Telecommunications de Rennes (IETR). Lobjectif principal de ces projets est detudier la possibilite de recuper... |
| Proceedings | 2019 | Evolution of mechanical and microstructural properties in regenerating rat calvaria bones through synchrotron X-ray scattering methods., Baptiste Girault, Ameni Zaouali, David Gloaguen, Valerie Geoffroy, Pierre-Antoine Dubos, Marie Jose Moya, Matthias Schwartzkopf, Tim Snow, Himadri S. Gupta, Olga Shebanova, Konrad Schneider, Baobao Chang, Pierre Tournier, A Pare, KI/KTH Workshop: Surface and Interfaces of Biomedical Surfaces (2019) | |
| Journal | 2019 | Hygroscopic multi-scale behavior of polypropylene matrix reinforced with flax fibers, Ziad El Hachem, Amandine Celino, Georges Challita, Marie-Jose Moya, Sylvain Freour, Industrial Crops and Products, Vol. 140, number 111634, issue A1 (2019), doi:10.1016/j.indcrop.2019.111634 | Due to the hydrophilic behavior of natural fibers, bio based composites made of vegetal fibers are still facing some obstacles that impair their large scale development in the modern and promising industrial applications. Therefore, the aim of this study is to evaluate the multi scale moisture absorption phenomena within a unidirectional bio based composite material reinforced with flax fibers. Th... |
| Journal | 2023 | Crack branching at low tip speeds: spilling the T, Elie Eid, Rian Seghir, Julien Rethore, Journal of Theoretical, Computational and Applied Mechanics (2023), doi:10.46298/jtcam.10172 | Using the criterion that a crack will extend along the direction of maximum circumferential stress, this paper demonstrates the influence of the coupling between the crack parallel T stress and the tip speed on the directional (in)stability of dynamics cracks in brittle materials, i.e., branching, turning, and limiting velocities. The proposed (in)stability criterion evolves within the theory of d... |
| Journal | 2019 | Probabilistic approach of a flow pattern map for horizontal, vertical, and inclined pipes, Rafael Amaya-Gomez, Jorge Lopez, Hugo Pineda, Diana Urbano-Caguasango, Jorge Pinilla, Nicolas Ratkovich, Felipe Munoz, Oil & Gas Science and Technology - Revue d'IFP Energies nouvelles, Vol. 74, number 67, issue 6 (2019), doi:10.2516/ogst/2019034 | A way to predict two phase liquid gas flow patterns is presented for horizontal, vertical and inclined pipes. A set of experimental data (7702 points, distributed among 22 authors) and a set of synthetic data generated using OLGA Multiphase Toolkit v.7.3.3 (59 674 points) were gathered. A filtering process based on the experimental void fraction was proposed. Moreover, a classification of the patt... |
| Proceedings | 2021 | Mesure et prediction des contraintes et deformations residuelles dans un composite PEEK/Carbone lors de la depose de bandes assistee par laser, Anna El Bayssari, Frederic Jacquemin, Mael Peron, Anais Barasinski, Federica Daghia, Damien Guillon, Journees Nationales sur les Composites (JNC 22) (2021) | |
| Proceedings | 2022 | Deformation eXtreme de maillage (X-MESH) : un nouveau paradigme pour le suivi de surfaces physiques. Application au changement de phase, Nicolas Moes, Jean-Francois Remacle, Jonathan Lambrechts, Benoit Le, Nicolas Chevaugeon, 25e Congres Francais de mecanique (2022) | The eXtreme Mesh deformation approach (X MESH) is a new method for tracking sharp interfaces without remeshing or changing the mesh topology [1]. However, the interface may change its topology (nucleation, coalescence, branching). The main idea is to allow the elements to reach a zero measure. This allows for relaying, annihilation and nucleation of the interface in a continuous manner in time. Th... |
| Journal | 2025 | Approche couplee nanoindentation-imagerie pour la quantification des phases et la prediction du fluage des materiaux cimentaires, Imane Bekrine, Academic Journal of Civil Engineering (2025), doi:10.26168/ajce.42.1.72 | La nanoindentation statistique se presente comme une technique puissante et rapide pour letude des proprietes micromecaniques des pates cimentaires heterogenes a lechelle micrometrique. Cependant, la classification des phases constituant la pate, generalement effectuee par le biais dalgorithmes numeriques sur la base dinformations mecaniques obtenues, peut donner lieu a des classes composees de me... |
| Proceedings | 2022 | Numerical Modeling of GFRP Structures under Fire Loading, Bruno Aguirre, Laurent Stainier, Carlos Tiago, Joao Correia, 15eme colloque national en calcul des structures (2022) | A model is proposed for the simulation of the thermo mechanical behaviour pultruded Glass Fibre Reinforced Polymer (GFRP) profiles subjected to the action of a standard fire curve. It consists of two sequential steps: (i) determination of the temperature distribution over time in a representative cross section using a thermal model that includes conduction, convection, radiation and (ii) determina... |
| Proceedings | 2022 | Impact d'instabilites hydrauliques sur l'amplitude de deformation du milieu granulaire durant le drainage, Rana Al Nemer, Giulio Sciarra, Julien Rethore, 11emes journees nationales de geotechnique et de geologie de lingenieur (2022) | Impact d'instabilites hydrauliques sur l'amplitude de deformation du milieu granulaire durant le drainage... |
| Journal | 2019 | Numerical investigation on dynamic ultimate strength of stiffened panels considering real loading scenarios, George Jagite, Fabien Bigot, Quentin Derbanne, Sime Malenica, Herve Le Sourne, Jerome De Lauzon, Patrice Cartraud, Ships and Offshore Structures, Vol. 14, issue sup1, pp. 374-386 (2019), doi:10.1080/17445302.2019.1601329 | In the last 10 years, the importance of whipping on the extreme hull girder loads has received much attention from designers and classification societies. The most common practice to evaluate the ultimate strength of a relatively soft floating structure is to compare the maximum dynamic vertical bending moment after a slamming event with the quasi static hull girder capacity. Some aspects regardin... |
| Proceedings | 2025 | Identification inverse de champs de temperature en pointe de fissure, Camille Crusson, Julien Berthe, Bastien Lammens, Gerald Portemont, Rian Seghir, Julien Rethore, 26e Congres Francais de Mecanique (2025) | La fissuration des polymeres est regie par des phenomenes non lineaires qui rendent difficile la previsionde la propagation des fissures. En particulier, linfluence de la temperature locale sur le comportementa la rupture reste mal identifiee, ce qui limite la comprehension des mecanismes impliques. Lobjectif estici de proposer une methodologie permettant de quantifier a la fois lenergie dissipee ... |
| Proceedings | 2025 | Coupled reactive transport and poromechanics modelling of external sulfate attack in cementitious materials, Syed Yasir Alam, Anthony Soive, Ahmed Loukili, 12th International Conference on Fracture Mechanics for Concrete and Concrete Structures, IA-FraMCoS (2025), doi:10.21012/FC12.1346 | |
| Proceedings | 2026 | An equality-based weighted residual formulation for three-dimensional contact in aeroengine blades, Sebastian Mcdonald, Rhys Aron, Mathias Legrand, Christophe Pierre, ASME Turbo Expo 2026 Turbomachinery Technical Conference and Exposition (GT2026) (2026) | The modeling and analysis of contact phenomena remains a central concern in the study of vibrations in turbomachinery. Accurately and efficiently capturing complex behavior such as stickslip transitions, impact, and separation is essential for determining the dynamics of bladed disk assemblies. Particular difficulty arises from the non smooth and set valued nature of standard formulations ... |
| Proceedings | 2023 | Suivi de vibrations pour la localisation de dommages : application a une maquette du pont de Saint Nazaire, Ambroise Cadoret, Clement Freyssinet, Md Delwar Hossain Bhuyan, Yann Lecieux, Michael Dohler, Laurent Mevel, Diagnobeton 2023 - 8e congres international francophone Diagnobeton, pp. 1-8 (2023), doi:10.26168/ajce.41.4.21 | Pour evaluer la methode de localisation de dommages SDDLV, un benchmark a partir des donnees issues uniquement de capteurs a ete propose. Des essais ont ete realises en laboratoire sur une maquette a l'echelle 1/200 de la travee centrale du pont de Saint Nazaire equipee d'accelerometres. Le dommage introduit simule la rupture d'une paire de cables supportant le pont. La methode SDDLV a permis d'id... |
| Proceedings | 2026 | Residus ponderes en temps-frequence pour les systemes vibrants avec frottement de Stribeck, Christophe Pierre, Mathias Legrand, Arash Hashemi, Jonathan Hood, 17eme Colloque National en Calcul des Structures (2026) | Une formulation par residus ponderes en temps frequence est proposee pour des oscillateurs sujets a du frottement sec decrit par la loi de Stribeck. Exprimee sous la forme d'une equation differentielle algebrique non reguliere et integree dans un cadre d'equilibrage harmonique, cette loi permet de generaliser une formulation introduite precedemment pour le frottement de Coulomb. Le calcul precis d... |
| Proceedings | 2025 | Modelisation de l'hydratation des ciments avec laitiers : reactions chimiques et cinetique d'hydratation, Jack Atallah, Academic Journal of Civil Engineering, Vol. 43, pp. 999-1009, Academic Journal of Civil Engineering (2025), doi:10.26168/ajce.43.1.84 | La penetration des chlorures represente une des causes de degradation des structures en beton armee, en particulier en milieu marin. L'incorporation de laitier de haut fourneau a demontre une amelioration significative de la durabilite de ces dernieres. En vue de predire par modelisation multi echelles les proprietes de transport des materiaux cimentaires a base de laitier necessaires aux modeles ... |
| Book | 2019 | Mecanique de Lagrange, Anh Le Van, Rabah Bouzidi, Wiley (2019) | Cet ouvrage traite de la mecanique de Lagrange et de ses applications en mecanique des solides rigides. Il montre le role primordial du parametrage qui conditionne entierement les equations et donc les informations obtenues, les notions essentielles de la cinematique virtuelle telles que la derivee virtuelle dans un referentiel et la dependance des grandeurs virtuelles par rapport a un referentiel... |
| Journal | 2022 | Fatigue life study of superelastic NiTi Shape Memory Alloys using self-heating under cyclic loading method, Luc Saint-Sulpice, Vincent Legrand, Shabnam Arbab-Chirani, Sylvain Calloch, Cedric Doudard, International Journal of Fatigue, Vol. 165, number 107208, issue 1 (2022), doi:10.1016/j.ijfatigue.2022.107208 | This paper concerns the High Cycle Fatigue (HCF) properties of superelastic NiTi Shape Memory Alloys (SMA). Up till today, HCF fatigue of SMAs has not been much studied and, therefore, there is a lack of tools to design the SMA pieces and structures against fatigue. In this study, it is proposed to investigate the HCF properties of NiTi SMAs by using a new approach based, on one hand, on self heat... |
| Proceedings | 2025 | Etudes semi-analytiques et numeriques d'une plaque rigide unidimensionnelle soumise a une explosion sous-marine avec prise en compte de la cavitation, Antonin Guerineau, Ye Pyae Sone Oo, Aboulghit El Malki Alaoui, Michel Arrigoni, Herve Le Sourne, 26e Congres Francais de Mecanique (2025) | Etudes semi analytiques et numeriques d'une plaque rigide unidimensionnelle soumise a une explosion sous marine avec prise en compte de la cavitation... |
| Proceedings | 2022 | Tensile test of the main cement paste phases using molecular dynamics simulation, Sela Hoeun, Fabrice Bernard, Frederic Grondin, Siham Kamali-Bernard, Syed Yasir Alam, 25e Congres Francais de Mecanique, Nantes (2022) | Nowadays, cement production is one of the main causes of carbon dioxide (CO2) emission, which contributes to the cause of climate change. However, cement is still one of the main material for building construction because of the price, the ability to cast to different shape as the requirement of architecture and its strength. As a result, it is necessary to develop the strength of the hydrate ceme... |
| Proceedings | 2024 | X-Mesh: La methode des elements finis avec des elements degeneres, Antoine Quiriny, Jonathan Lambrechts, Nicolas Moes, Jean-Francois Remacle, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | X Mesh est une nouvelle approche de tracking dinterface qui se base sur la deformation extreme du maillage. Lidee principale est dautoriser la presence delements degeneres afin de permettre le relais continu dans le temps de linterface. Dans ce travail, nous nous interessons a la resolution delements finis en presence delements degeneres tant sur le plan de la theorie mathematique que sur la faisa... |
| Proceedings | 2024 | Tow-drop areas influence on composite laminates in Automated Fiber Placement, Felix Thebault, Alexandre Clement, Sylvain Freour, Gwenole Le Moal, Pascal Casari, Proceedings of the 21st European Conference on Composite Materials, Vol. 5, pp. 702, Nantes Universite (2024), doi:10.60691/yj56-np80 | Composite materials are used in industry due to their superior strength to weight ratio compared to metallic materials. One prevalent manufacturing process for composite parts is Automated Fiber Placement (AFP). However, this process is subject to inherent limitations that can result in the formation of resin pockets or overlaps. These can appear at tow drop areas, which are a typical type of desi... |
| Proceedings | 2019 | Modelisation numerique de l'adhesion inter-pli dans le formage de composites thermoplastiques, Paris Dilip Mulye, Lionel Morancay, Christophe Binetruy, Adrien Leygue, Sebastien Comas-Cardona, Pierre Pichon, Damien Guillon, 21eme Journees Nationales sur les Composites (2019) | |
| Proceedings | 2019 | Elaboration of hybrid bio-composites with thermoplastic matrix: optimal formulation and modeling of the dynamic behavior for an automotive structural application parts, Wassim Guerfala, Patrick Rozycki, Christophe Binetruy, 21eme Journees Nationales sur les Composites (2019) | The environmental impact is becoming increasingly important in the automotive industry, which is pushing OEMs to reduce CO2 emissions through clean engines but also through structural weight reduction. Composite materials, combining lightness and mechanical strength, offer a good alternative to standard steels with a considerable weight reduction, i.e. 40% of the average weight of the body in whit... |
| Proceedings | 2019 | Simulation of the diffusion of water in a bi-material assembly: what condition at the interface?, Julie Cocaud, Amandine Celino, Sylvain Freour, Frederic Jacquemin, Patrick de Luca, 21eme Journees Nationales sur les Composites (2019) | The aim of this work is to model the kinetics obtained for a co cured multi composite material from those identified foreach of the isolated materials. The simulated kinetics will be compared with experimental data. Two experimental campaigns were carried out under the same environmental conditions (70°C, 85% H.R.): the first one enabled to obtain the kinetics of composite materials A and B, andth... |
| Journal | 2019 | Prediction of Failure Pressure for Defective Pipelines Reinforced with Composite System, Accounting for Pipe Extremities, S. Budhe, M. Banea, Silvio DE BARROS, Journal of Failure Analysis and Prevention, Vol. 19, issue 6, pp. 1832-1843 (2019), doi:10.1007/s11668-019-00782-z | The present paper is concerned with the failure analysis of the wall loss defect in pipelines reinforced with a polymer based composite repair system. The main goal is to propose a methodology that accounts for the pipe extremities (axial stress) in an analysis to predict an accurate failure pressure. The proposed methodology defines a simple expression for a real test specimen condition (closed c... |
| Book section | 2024 | Results and Discussion, Fernando A. N. Silva, Rodrigo F. Roma, Khaled Bourbatache, Mahfoud Tahlaiti, Joao M. P. Q. Delgado, Antonio C. Azevedo, Advanced Chemical and Creep Modeling for Alkali-Aggregate Reaction in Concrete, Vol. 28, pp. 71-81, ISBN:978-3-031-53979-4, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-53980-0_4 | In this chapter is presented the main simulations and the respective results of the models separately. The implementation in COMSOL was done by two different types of calibration: theoretical and experimental.... |
| Proceedings | 2021 | Influence de la variabilite spatiale sur la probabilite de defaillance aux ELS de structures en beton arme soumises a la corrosion par penetration dions chlorures, Romain Clerc, Academic Journal of Civil Engineering, Vol. 39, Academic Journal of Civil Engineering (2021), doi:10.26168/ajce.39.1.59 | Les structures en beton arme sont soumises a la penetration dagents chimiques, comme les chlorures, qui conduisent a leur degradation via la corrosion des armatures. La reduction des incertitudes sur les proprietes du beton permet de mieux predire ces phenomenes et doptimiser la maintenance. Dans le cas de structures de grandes dimensions telles que les ouvrages portuaires et marins, la caracteris... |
| Journal | 2019 | A model order reduction approach to create patient-specific mechanical models of human liver in computational medicine applications., Nathan Lauzeral, Domenico Borzacchiello, Michael Kugler, Yves Remond, Daniel George, Alexandre Hostettler, Francisco Chinesta, Computer Methods and Programs in Biomedicine, Vol. 170, issue 2, pp. 95-106 (2019), doi:10.1016/j.cmpb.2019.01.003 | Background and objective: This paper focuses on computer simulation aspects of Digital Twin models in the medical framework. In particular, it addresses the need of fast and accurate simulators for the mechanical response at tissue and organ scale and the capability of integrating patient specific anatomy from medical images to pinpoint the individual variations from standard anatomical models.Met... |
| Proceedings | 2022 | Characterisation of the dynamic toughness of composite materials, Bastien Lammens, Gerald Portemont, Julien Berthe, Rian Seghir, Julien Rethore, CFM 2022 (2022) | Nowdays, laminate materials are used on transport field and especially in aeronautic field. These materials can be subjected to high velocity impacts. These impacts can lead to delamination which is a mecanism that can lead to he ruin of the structure. The critical energy release rate or fracture toughness is a quantity which caracterises the inter laminar strength of these laminates. In this work... |
| Proceedings | 2019 | Application of Lagrangian Energy Approach to determine the Response of Isotropic Circular Plates subjected to Air and Underwater Blasts, Ye Pyae Sone Oo, Herve Le Sourne, Olivier Dorival, 7th International Conference on Marine Structures - MARSTRUCT 2019 (2019) | This paper presents a simplified analytical formulation that uses Lagrangian Energy Approach to predict air and underwater blast response of air backed simply supported circular steel plates. Triangular and exponential pressure profiles are considered for air and underwater blast loading respectively. Calculation of the response is divided into two stages. In the first stage, maximum impulsive vel... |
| Journal | 2019 | Statistical representative elementary area of shale inferred by micromechanics, Philippe Cosenza, Anne-Laure Fauchille, Dimitri Pret, Stephen Hedan, Albert Giraud, International Journal of Engineering Science, Vol. 142, issue 2, pp. 53-73 (2019), doi:10.1016/j.ijengsci.2019.05.012 | |
| Proceedings | 2020 | Solutions de simulation numerique de l'impression 3d de materiaux expansifs pour la realisation de pieces de tres grandes dimensions, Elodie Paquet, Benoit Furet, Sebastien Garnier, Sebastien Le Loch, Alain Bernard, NAFEMS FRANCE 2020 (2020) | |
| Journal | 2025 | Impact Of Carbon Black Content In Relationships Between Mechanical Properties And Crosslinking Of Filled Polychloroprene During Oxidative Aging, Hugo Madeira, Pierre Yves Le Gac, Maelenn Le Gall, Erwan Verron, Rubber Chemistry and Technology, Vol. 98, issue 1, pp. 46-61 (2025), doi:10.5254/rct.24.00026 | Carbon black (CB) fillers are widely used in elastomer compounds to improve their mechanical performance. Extensive studies conducted over more than 80 yr now have provided a satisfactory understanding of the influence of CB content on the mechanical properties of elastomers. However, in the majority of the studies devoted to aging, similar elastomer formulations with different CB contents are oft... |
| Journal | 2021 | Analysis of the delayed damage model for three one-dimensional loading scenarii, Jihed Zghal, Nicolas Moes, Comptes Rendus. Physique, Vol. 21, issue 6, pp. 527-537 (2021), doi:10.5802/crphys.42 | The delayed damage model has been introduced by Allix and Deu [1] as a way to overcome spuriousmesh dependency in failure analysis involving damage and dynamic loading. The damage rate is boundedthrough a time scale which, combined with the wave speed, introduces implicitly a length scale. In this paper,the delayed damage model is analyzed through numerical experiments on three different loading c... |
| Proceedings | 2023 | Effect of slag and fly ash on Laboratory NDT measurements for long curing period, Gayelle Fahed, Stephanie Bonnet, Anthony Soive, Diagnobeton (2023) | |
| Proceedings | 2021 | Experimental characterization of pulsed arc under water, Julien Thouin, Malyk Benmouffok, Pierre Freton, Jean Jacques Gonzalez, Guillaume Racineux, 7th Euro-Asian Pulsed Power Conference (EAPPC) (2021) | |
| Proceedings | 2020 | Climate change for coastal areas: Risks, adaptation and acceptability, Emilio Bastidas-Arteaga, Axel Creach, Advances in Climate Change Research (2020), doi:10.1016/j.accre.2020.11.012 | |
| Proceedings | 2023 | 3D study of overload effects on fatigue crack growth through X-ray tomography andimage correlation, 3D study of overload effects on fatigue crack growth through X-ray tomography and image correlation, Lucas Sanciet--Munier, Nathalie Limodin, Jean-Yves Buffiere, Jean-Francois Witz, Julien Rethore, Michel Coret, Ghita Filali, Yves Gaillard, Michel Fleuriot, Anne Bonnin, Goran Lovric, Andrew King, J. Lachambre, Arnaud Weck, 17th International Conference on Advances in Experimental Mechanics, Fatigue Design (2023) | |
| Proceedings | 2024 | High performance computing on images to study the impact of defects from LPBF additive manufacturing, Lilou Gautier, Didier Bardel, Xiaodong Liu, Mathilde Chevreuil, Julien Rethore, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Le procede LPBF fait partie des methodes de fabrication additive metallique les plus utilisees. Cependant, une mauvaise maitrise de cette technologie peut induire des defauts dont la criticite peut affecter significativement la durabilite des structures. Ce papier presente une demarche permettant de faire un lien direct entre descripteurs statistiques, images des defauts et comportement mecanique ... |
| Proceedings | 2022 | Application d'une methode data-driven a des essais complexes pour l'identification de modeles hyperelastiques., Lena Costecalde, Adrien Leygue, Michel Coret, Erwan Verron, 15eme colloque national en calcul des structures (2022) | Les methodes didentification data driven developpees ces dernieres annees permettent le calcul de champs de contraintes sans loi de comportement. Ladaptation de ces outils aux donnees reelles, apres acquisition par correlation dimages, permettent lidentification du comportement de membranes hyperelastiques a partir dessais complexes. Apres un apercu des methodes classiques didentification de lois ... |
| Proceedings | 2022 | Proposal of a homogenization model of the mechanical properties of a silt treated with lime and binder, Anthony Soive, Lucile Pigeot, Nathalie Dufour, Ahmed Loukili, Computers & Mathematics with Applications, pp. 1-7, Elsevier (2022) | Economic and environmental imperatives are prompting project managers to switch places to the use of in situ soils for the construction of structures. Generally, the poor geotechnical performances of these soils are improved using treatment and compaction. The material studied in the present article is a lime and hydraulic binder treated low clayey silt. This article focuses on the feasibility of ... |
| Proceedings | 2019 | Identification of the quasi-static behavior of a thermoplastic woven composite sensitive to the environmental conditions using numerical homogenization, Identification of the quasi-static behavior of a woven composite sentitive to the environmental conditions using numercial homogenization, Patrick Rozycki, Anh Tuan Dau, Mamadou Adboul Mbacke, 21eme Journees Nationales sur les Composites, ICCM22 - 22nd International Conference on Composite Materials 2019 (2019) | |
| Book section | 2024 | Modeling Reliability for Pipeline Corrosion, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 167-183, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_8 | This chapter describes the methodology to evaluate the reliability of corroded pipelines. The overall methodology distinguishes three main sections: the generation of new corrosion defects, the corrosion degradation process, and the reliability approach. The generation of new defects starts by identifying rates in time and after simulating their initiation time and random locations. The corrosion ... |
| Book section | 2024 | Case Study: Description and Analysis for Corrosion Main Features, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 187-207, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_9 | The proposed approach shown in Part I will be implemented in a real case study based on the results from two consecutive In Line Inspections 2 years apart. The inspections were determined using an MFL tool at an underground pipeline that includes an aerial section due to a river crossing. This chapter presents the main parameters of the case study, including the type of soil and the detected corro... |
| Journal | 2019 | Advanced numerical modelling of caisson foundations in sand to investigate the failure envelope in the H-M-V space, Zhuang Jin, Zhen-Yu Yin, Panagiotis Kotronis, Zheng Li, Ocean Engineering, Vol. 190, number 106394, issue 5 (2019), doi:10.1016/j.oceaneng.2019.106394 | This paper focuses on the identification of the failure envelope of a caisson foundation in sand using an advanced critical state based sand model (SIMSAND) and the Combined Lagrangian Smoothed Particle Hydrodynamics Method (CLSPH). The parameters of the SIMSAND constitutive model are first calibrated using triaxial tests on Baskarp sand. In order to validate the combined CLSPH SIMSAND approach, a... |
| Journal | 2019 | Experimental determination of GFRC tensile parameters from three-point bending tests using an analytical damage model, Marwa Loukil, Wiem Ben Hassine, Oualid Limam, Panagiotis Kotronis, Construction and Building Materials, Vol. 223, issue 02, pp. 477-490 (2019), doi:10.1016/j.conbuildmat.2019.07.005 | Glass fiber reinforced concrete (GFRC) has been emerging as a widely used construction material that is suitable for many structural elements and particularly flat slabs. This paper presents mix design proportions of GFRC with 0%, 2% and 3% weight fractions of fibers and experimental tests including the 3 point bending tests (NT 21.123 (NF P18 407)) which are usually used in practice. These tests ... |
| Proceedings | 2024 | Simulations pilotees par les donnees : quelle richesse pour la base de donnees materiau ?, Auriane Platzer, Adrien Leygue, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Les methodes de simulation pilotees par les donnees inspire du paradigme data driven computational mechanics (DDCM) introduit par Kirchdoerfer et Ortiz en 2016 [4] reposent sur la def inition dune base de donnees representative du comportement materiau, qui vit dans un espace multidimensionnel. Pour explorer la necessite ou non de couvrir le plus largement possible cet espace, nous generons des ba... |
| Proceedings | 2022 | Essais complexes pour la caracterisation des materiaux : Comment decrire la multiaxialite ?, Lena Costecalde, Adrien Leygue, Michel Coret, Erwan Verron, 25e Congres Francais de Mecanique (2022) | The major challenge of identifying material response has been historically related to simple deformation state experiments and their repetition. Other identification methods based on complex experiments, such as FEMU of VFM methods have also been proposed. This article addresses the issue of quantifying the diversity of such complex experiments. Three invariants K1, K2, K3 of Henckys logarithmic d... |
| Journal | 2026 | Performance metric for LED in optical wireless communication: Modeling the trade-off between extendable bandwidth and optical power, Xuanbang Chen, Yuhao Wang, Zixuan Ling, Xiaodong Liu, Zhenghai Wang, Xun Zhang, Measurement - Journal of the International Measurement Confederation (IMEKO), Vol. 257, number 118898 (2026), doi:10.1016/j.measurement.2025.118898 | With the rapid development of optical wireless communication, the demand for efficient utilization of the radio frequency (RF) spectrum has been partially addressed. However, challenges persist in establishing standardized measurement metrics due to LEDs dual function of both illumination and communication. Generally, LEDs operate by sacrificing optical power to achieve higher bandwidth, leading t... |
| Journal | 2025 | Nanoscale creep modelling on calcium-silicate-hydrates using molecular dynamics simulation, Sela Hoeun, Frederic Grondin, Ahmed Loukili, Academic Journal of Civil Engineering (2025), doi:10.26168/ajce.43.1.77 | Sous une charge externe constante, les materiaux solides subissent une deformation elastique immediate, suivie de deformations dependantes du temps, un phenomene appele fluage. Dans les structures en beton, les hydrates de silicate de calcium (C S H), representant au moins 50 % du volume de la pate de ciment hydratee durcie, contribuent de maniere significative a leur resistance. Le fluage du beto... |
| Proceedings | 2021 | Influence de la temperature sur le comportement mecanique de pieces metalliques miniaturisees, Pierre-Antoine Dubos, Clement Keller, Mayerling Martinez Celis, Eric Hug, Journees Annuelles de la SF2M 2021 (2021) | Le comportement mecanique de pieces miniaturisees est analyse au travers dune etude de la loi de Hall Petch pour differents materiaux dans des conditions de temperatures variables. Ces travaux ont permis de mettre en evidence une contrainte decoulement reduite par rapport a celle attendue par la loi de Hall Petch pour les echantillons possedant peu de grains dans lepaisseur de toles. De plus leffe... |
| Journal | 2025 | Survey of concrete blocks submitted to artificial sea water tide during one year by electrical resistivity tomography, Geraldine Villain, Marie-Ange Eid, Sergio Palma Lopes, Stephanie Bonnet, e-Journal of Nondestructive Testing, Vol. 30, issue 10 (2025), doi:10.58286/31674 | Electrical resistivity methods are very sensitive to the evolution of water and chloride contents of concrete. The multi electrode device, used in this study, is applied on the concrete surface to measure the apparent resistivities. After data inversion, we get true resistivity profiles function of depth. In this study, we present the survey methodology based on this electrical resistivity tomogra... |
| Journal | 2019 | Modeling of pipeline corrosion degradation mechanism with a Levy Process based on ILI (In-Line) inspections, Rafael Amaya-Gomez, Javier Riascos-Ochoa, Felipe Munoz, Emilio Bastidas-Arteaga, Franck Schoefs, Mauricio Sanchez-Silva, International Journal of Pressure Vessels and Piping, Vol. 172, issue 5, pp. 261-271 (2019), doi:10.1016/j.ijpvp.2019.03.001 | In pipelines, one of the primary testing procedures used to identify the eects and evolution of corrosion over time is through In Line Inspections (ILI). ILI inspections provide detailed information regarding the inner and outer pipeline condition based on the remaining wall thickness. Based on this information, dierent approaches have been proposed to predict the degradation extent of the defects... |
| Proceedings | 2021 | High temperature oxidation and creep behavior of pre-oxidized zircaloy-4 claddings under loca conditions, E-B Djeumen, Nicolas Tardif, Jean Desquines, Tatiana Taurines, Gergely Molnar, M.-C Baietto, Michel Coret, Alice Viretto, G. Villevieille, Philippe Chaudet, Topfuel 2021 (2021) | During a LOCA, fuel claddings in a pressurised water reactor can be subjected to severe thermomechanical loadings. The temperature of the claddings can reach more than 1000°C and the pressure difference between the inside and the outside of the cladding can exceed 100 bar. During normal operation of the reactor, the claddings are corroded by primary water. In accidental situations, the oxidation o... |
| Book section | 2024 | The Problem of Corrosion in Pipelines, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 41-64, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_3 | Pipelines condition is space dependent, defined by the soil properties surrounding the pipeline, the way pipes are installed (e.g., underground, aboveground), and the efficiency of protection measures (e.g., coatings, cathodic protection). Pipelines are subjected to different threats, which can be classified as manufacturing or mechanical failures, operational failures, third party actions, natura... |
| Journal | 2019 | In situ real-time 3D observation of porosity growth during composite part curing by ultra-fast synchrotron X-ray microtomography, Basile de Parscau Du Plessix, Patrice Lefebure, Nicolas Boyard, Steven Le Corre, Nicolas Lefevre, Frederic Jacquemin, Vincent Sobotka, Sabine Rolland Du Roscoat, Journal of Composite Materials, Vol. 53, issue 28-30, pp. 4105-4116 (2019), doi:10.1177/0021998319846260 | The present study reports on an experimental development addressing 3D void growth in epoxy based carbon fibre reinforced composites during their curing process. For that purpose and to investigate autoclave condition effects, composites samples were cured according to different curing cycles by using a specially designed device, which was installed on a synchrotron beamline dedicated to ultra fas... |
| Journal | 2020 | Thermal effects on the mechanical behavior of Paris green clayconcrete interface, Kexin Yin, Roxana Vasilescu, Anne-Laure Fauchille, Panagiotis Kotronis, E3S Web of Conferences, Vol. 205, number 13006, issue 4 (2020), doi:10.1051/e3sconf/202020513006 | |
| Proceedings | 2019 | Etude de la transformation allotropique du cobalt polycristallin : Influence du chargement mecanique, du cycle thermique et de la microstructure, Nadjib Iskounen, Pierre-Antoine Dubos, Jamal Fajoui, Michel Coret, Marie Jose Moya, Nicolas Barrier, Eric Hug, Baptiste Girault, David Gloaguen, Journee de la section Ouest de la SF2M 2019 (2019) | |
| Proceedings | 2024 | La regularisation Lipschitz pour la methode Data Driven, Vasudevan Kamasamudram, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | La notion de mecanique numerique pilotee par les donnees (Data Driven Computational Mechanics, DDCM) a ete introduite dans larticle de Kirchdoerfer et Ortiz, CMAME, 2016, ou le comportement des materiaux est decrit par une base de donnees contraintes deformations plutot quun modele constitutif. Lobjectif de cet article est dappliquer la methodologie DDCM aux cas ou le materiau peut subir des effet... |
| Proceedings | 2023 | Experimental characterization of the dynamic toughness of epoxy resin, Bastien Lammens, Gerald Portemont, Julien Berthe, Rian Seghir, Julien Rethore, ICEM 2023 (2023) | Laminated composite materials used in the aeronautic field can be damaged by impacts, leading to crack propagation. In the literature, the energy release rate (M) is usually estimated from global load measurements. In this paper, full field measurement by digital image correlation (DIC) is used to obtain and other parameters defining the mechanical state in the vicinity of the crack tip. An experi... |
| Book | 2020 | Evaluation des risques et adaptation climatique douvrages en genie civil et batiments examine leffet des changements climatiques sur le sol, le bati et les infrastructures/ Projet RI-ADAPTCLIM. Sous la direction de P. Kotronis (plusieurs auteurs)., Panagiotis Kotronis, ISTE editions (2020) | |
| Book | 2019 | Lagrangian Mechanics: An Advanced Analytical Approach, Anh Le Van, Rabah Bouzidi, ISBN:9781786304360, Wiley (2019), doi:10.1002/9781119629702 | Lagrangian Mechanics explains the subtleties of analytical mechanics and its applications in rigid body mechanics. The authors demonstrate the primordial role of parameterization, which conditions the equations and thus the information obtained; the essential notions of virtual kinematics, such as the virtual derivative and the dependence of the virtual quantities with respect to a reference frame... |
| Journal | 2019 | Influence of sample preparation on the multi scale structure of sand-clay mixtures, Kexin Yin, Khaoula Othmani, Giulio Sciarra, Panagiotis Kotronis, Yannick Benoit, Francois Bertrand, Samuel Branchu, E3S Web of Conferences, Vol. 92, number 01007, issue 3 (2019), doi:10.1051/e3sconf/20199201007 | This paper focuses on the influence of sample preparation on the multi scale structure of sand clay mixtures. Three different protocols to mix silica and kaolinite were tested in the laboratory to identify the one providing the most homogeneous microstructure. From the macroscopic to the microscopic scales, optical observation, 3D X ray tomography, 2D scanning electron microscopy (SEM) and 2D envi... |
| Proceedings | 2019 | Formage magnetique de raidisseurs pour composants aeronautiques, C Sow, G. Bazin, Thomas Heuze, Guillaume Racineux, 24 eme Congres Francais de Mecanique (2019) | Les industriels de l'aeronautique concoivent et fabriquent de nombreux composants de petite (Lmax < 200 mm) et de moyenne taille (200 mm < Lmax < 1000 mm) par elastoformage. Pour diversifier les moyens de productions de ces composants, cette etude propose d'evaluer la capacite du procede de formage magnetique a produire des composants de petite taille. Le materiau utilise ici est l'aluminium 2024 ... |
| Proceedings | 2025 | Assessment of Hybrid RANS-LES and WALE Formulations for Wake and Resistance Prediction of the BB2 Submarine, Noh Abidin, Frederic Grondin, Pol Muller, Jean-Francois Sigrist, Proceedings of the 27th Numerical Towing Tank Symposium (NuTTS 2025) (2025) | Submarine hydrodynamics presents unique challenges in accurately predicting flow separation, wake structure, and resistance due to complex geometry and turbulent behaviour at high Reynolds (Re) numbers. Traditional Reynolds Averaged Navier Stokes (RANS) approaches are often limited in resolving unsteady flow structures and turbulence in the near and far regions. To address these limitations, hybri... |
| Proceedings | 2026 | Analyse in situ du comportement thermomecanique de l'alliage 2139 sous MEB couple a l'EBSD, Calixte Gautier, Pierre-Antoine Dubos, David Gloaguen, Baptiste Girault, Maxime Rollin, Mecamat Aussois 2026 Images, Mecanique et Materiaux (2026) | Cette etude vise a analyser le comportement mecanique et l'evolution microstructurale de l'alliage d'aluminium 2139 lors de sollicitations thermomecaniques. Le projet est finance par Airbus Atlantic, afin de developper la gamme de fabrication de l'encadrement de pare brise des avions de nouvelle generation. Une campagne d'essais de traction in situ a ete menee dans un microscope electroniq... |
| Proceedings | 2022 | Lip-field approach for modeling strain softening in viscoelastic materials, Rajasekar Gopalsamy, Nicolas Chevaugeon, Olivier Chupin, Jean Michel Piau, Ferhat Hammoum, 25e Congres Francais de Mecanique, pp. 11 p (2022) | Fracture of visoelastic materials is considered to be a complex phenomenon due to their highly rate and temperature sensitive behaviour. The present paper aims to model fracture in viscoelastic solids for different loading rate and temperature conditions. First, a linear viscoelastic model based on the formalism of generalized standard materials is considered. Second a damage variable is introduce... |
| Proceedings | 2019 | Hydro-mechanical modeling of granular soils considering internal erosion, Zhen-Yu Yin, Jie Yang, Farid Laouafa, Pierre-Yves Hicher, Abstract book of the 1st International symposium COGGUS2 (2019) | |
| Proceedings | 2019 | A coupled hydromechanical modelling of internal erosion around shield tunnel, Jie Yang, Zhen-Yu Yin, Farid Laouafa, Pierre-Yves Hicher, Abstract book of the 1st International symposium COGGUS2 (2019) | Tunnel leakage is one of the most important factors of the ground movement (Zhang et al. 2017). However, the effect of the loss of fines has not been deeply discussed in the previous study. The leakage of underground water through the cracks and joints of lining commonly carries fines in the form of silt and clay from the surrounding ground, i.e. internal erosion (Bonelli and Marot 2011). The chan... |
| Journal | 2019 | Mechanical signature and full-field measurement of flow-induced large in-plane deformation of fibrous reinforcements in composite processing, Alexandre Hautefeuille, Sebastien Comas-Cardona, Christophe Binetruy, Composites Part A: Applied Science and Manufacturing, Vol. 118, issue 6, pp. 213-222 (2019), doi:10.1016/j.compositesa.2018.12.030 | During compression of saturated fibrous reinforcement, the flow of the liquid can, under certain conditions, generate fiber tows washout (in plane movement of fiber tows) due to the strong hydrodynamically induced force on the fibrous reinforcement. The objective of the study is first to detect experimentally the onset and measure the full field magnitude of the flow induced in plane deformation o... |
| Proceedings | 2019 | Image-based Stress Field Reconstruction in Complex Media, Rian Seghir, F Pierron, L Fletcher, Residual Stress, Thermomechanics and Infrared Imaging, Hybrid Techniques and Inverse Problems - Proceedings of the 2018 Annual Conference on Experimental and Applied Mechanics (2019) | In many instances in life, materials around or within us suffer deformation at high rates. This is the case when engineering structures undergo e.g. impact, crash, forming or pulsed welding. Another important area concerns biological tissues injuries. In those contexts, the transience and inhomogeneous aspect of such loadings as well as the strong multi physic couplings induced by quasi adiabatic ... |
| Proceedings | 2024 | R3XA: Toward a metadata standard for experimental (photo)mechanics datasets, Benoit Blaysat, Rebecca Bonnaire, Pascal Bouda, John-Eric Dufour, Sylvia Feld-Payet, Raphael Fouque, Thomas Fourest, Thomas Jailin, Raphael Langlois, J. Lachambre, Christophe Le Bourlot, Jean-Charles Passieux, Jean-Noel Perie, Julien Rethore, Tonya Rose, Emmanuel Roubin, Theo Sentagne, Jean-Francois Witz, PhotoMechanics - International DIC Society 2024 Conference, pp. 47 (2024) | Open data are digital data whose access and use are free to users, and which may be produced under public funding. They are distributed in a structured manner following a metadata standard. The number of opendatasets increases in experimental mechanics, but, to our knowledge, there is no metadata standard specific to the field of experimental mechanics yet. In this talk, an initiative in this dire... |
| Proceedings | 2022 | Nitsche-XFEM for pressure jump interface condition in vibro-acoustic problems in presence of porous materials, Shaoqi Wu, Gregory Legrain, Olivier Dazel, 15e colloque national en calcul des structures (2022) | We present a variational formulation based on the idea of Nitsche's method to account for thin layers in acoustic problems. Pressure jump model of robin type condition is used to model the effects of thin acoustic layers. The computational domain is discretized using eXtended Finite Element Method (X FEM) to represent the discontinuity in the elements and to mitigate the meshing restriction for co... |
| Proceedings | 2022 | Using candle gel to simulate the frictional instability of earthquake faults in the laboratory: rheological characterization, Pravin Badarayani, Abdallah Aoude, Ioannis Stefanou, 25e Congres Francais de Mecanique, Nantes, 29 aout-2 septembre 2022 (2022) | |
| Other | 2024 | Review of "Non-local fatigue criterion based on standard deviation for notches and defects in Ti-6Al-4V", Natan Bodlet, Remi Amargier, Yves Nadot, David Nowell, Julien Rethore (2024) | |
| Journal | 2019 | A Quick Overview on Geopolymer Chemistry and General Properties, Lais Alves, Arissa Nogueira, Joao Dos Santos, Silvio DE BARROS, Research & Development in Material Science, Vol. 12, issue 2 (2019), doi:10.31031/rdms.2019.12.000781 | In civil construction, new materials have emerged as alternatives to reduce the impact of the activity on the environment, one of them is the geopolymer. This material, which can be characterized as a stable and synthesized composite of aluminosilicate materials, has emerged as a potential substitute for Portland cement because it presents similar characteristics of initial strength and good mecha... |
| Journal | 2019 | Characterization of Bioconcrete and the Properties for Self-Healing, Lais Alves, Leniza Alves, Murilo Mello, Silvio Barros, Proceedings, Vol. 11, number 4 (2019), doi:10.3390/proceedings2019038004 | Concrete is the most widely used material in the world. It is a material with several advantages such as cost, ease of execution, adaptation to different shapes, satisfactory resistance to atmospheric effects, thermal and mechanical resistance, and extended life span. Therefore, the quest for its improvement is constant. Despite all these advantages, it presents a pathological manifestation intrin... |
| Proceedings | 2019 | Prise en compte de lerreur de discretisation pour lestimation de probabilite de defaillance par surface de reponse, Ludovic Mell, Valentine Rey, Franck Schoefs, 24 eme Congres Francais de Mecanique (2019) | This paper presents the construction of a multi fidelity metamodel in the context of safety analysis. A kriging based meta model is built from finite element computations for several realizations of random variables.This metamodel is then used to estimate the probability of failure of the mechanical structure. The use of discretization error estimators enables to guarantee the state (failure or sa... |
| Journal | 2019 | Effects of material and process parameters on in-situ consolidation, Angel Leon, Clara Argerich Martin, Anais Barasinski, Eric Soccard, Francisco Chinesta, International Journal of Material Forming, Vol. 12, issue 4, pp. 491-503 (2019), doi:10.1007/s12289-018-1430-7 | Automated tape placement ATP is a recent manufacturing technology for composite materials. Therefore, a correct modeling of the multi physical process is critical in order to make possible in situ consolidation. In this work, we propose an accurate modelling framework and an efficient simulation procedure of physics occurring during the process with the aim of studying the influence of materia... |
| Proceedings | 2021 | Etude du vieillissement mecanique d'une aile d'un drone solaire Study of the mechanical aging of a solar UAV wing, Q Rouxel, Pierre-Antoine Dubos, Shahram Khazaie, S Lucas, B David, Pascal Casari, JNC 22 (2021) | |
| Journal | 2019 | A nonintrusive distributed reducedorder modeling framework for nonlinear structural mechanicsApplication to elastoviscoplastic computations, Fabien Casenave, Nissrine Akkari, Felipe Bordeu, Christian Rey, David Ryckelynck, International Journal for Numerical Methods in Engineering, Vol. 121, issue 1, pp. 32-53 (2019), doi:10.1002/nme.6187 | In this work, we propose a framework that constructs reduced order models for nonlinear structural mechanics in a nonintrusive fashion and can handle large scale simulations. Three steps are carried out: (i) the production of high fidelity solutions by commercial software, (ii) the offline stage of the model reduction, and (iii) the online stage where the reduced order model is exploited. The noni... |
| Proceedings | 2023 | Un modele analytique de friction pour les meches de fibres placees par Tailored Fibre Placement, Jessy Simon, Sebastien Comas-Cardona, Christophe Binetruy, Nahiene Hamila, Benjamin Masseteau, JNC23 : Journees Nationales sur les Composites 2023 (2023) | |
| Proceedings | 2020 | Forward models based on a modal approach for fast topological imaging of open elastic waveguides, Matthieu Gallezot, Seminaire du laboratoire POEMS (2020) | This talk presents numerical models of the propagation and the diffraction of waves in open waveguides, i.e. with an unbounded cross section. These structures are widely encountered in civil engineering (embedded rock bolts, buried pipes...). The models are based on modal decompositions of the source or at the boundaries of a finite element box enclosing a diffracting object. I first recall that g... |
| Proceedings | 2022 | Toward the identification of a Cosserat effective continuum for quasi-periodic lattice materials, Audrey Somera, Martin Poncelet, Nicolas Auffray, Julien Rethore, International Conference on Nonlinear Solid Mechanics (ICoNSoM 2022) (2022) | |
| Journal | 2021 | Learning data-driven reduced elastic and inelastic models of spot-welded patches, Agathe Reille, Victor Champaney, Fatima Daim, Yves Tourbier, Nicolas Hascoet, David Gonzalez, Elias Cueto, Jean Louis Duval, Francisco Chinesta, Mechanics & Industry, Vol. 22, number 32 (2021), doi:10.1051/meca/2021031 | Solving mechanical problems in large structures with rich localized behaviors remains a challenging issue despite the enormous advances in numerical procedures and computational performance. In particular, these localized behaviors need for extremely fine descriptions, and this has an associated impact in the number of degrees of freedom from one side, and the decrease of the time step employed in... |
| Proceedings | 2019 | Passive infrared thermography measurement of the strain-rate dependancy of transverse craking evolution in cross-ply laminates, Fabien Coussa, Julien Berthe, Matthieu Ragonet, Adrien Vinel, JNC21 (2019) | Given the increasing use of composite materials in the transportation industry, several experimental protocols have been proposed to give access to the measurement and the quantification of the matrix cracking mechanisms in composite laminates. Although the reliability of these different protocols applied to different kinds of quasi static loads is no longer to be proven, these approaches are no l... |
| Journal | 2022 | Effets de la temperature sur les mecanismes physico-chimiques gouvernant le processus de carbonatation en temperature, Harifidy Ranaivomanana, Gael Corvec, Anthony Soive, Philippe Turcry, Ouali Amiri, Academic Journal of Civil Engineering (2022), doi:10.26168/ajce.40.3.3 | Dans le contexte du projet Fastcarb, cet etat de lart vise a apporter un eclairage sur les differents mecanismes physico chimiques gouvernant le processus de carbonatation en temperature. Trois parametres, tous impactes par laugmentation de la temperature, sont abordes de maniere decouplee : les transferts et equilibres hydriques, le transport de CO2 et levolution des proprietes de solubilite du C... |
| Proceedings | 2019 | Micromechanical modelling of damage induced by delayed ettringite formation, Abdo Yammine, Francois Bignonnet, Nordine Leklou, Marta Choinska, Teresa Stryszewska, Proceedings of the FraMCoS-X-10-10th International Conference on Fracture Mechanics of Concrete and Concrete Structures, IA-FraMCoS (2019), doi:10.21012/fc10.233150 | Delayed ettringite formation (DEF) is a pathology that induces concrete swelling and cracking. Factors contributing to DEF have been identified experimentally, but on the modelling side the link between DEF induced expansion and the evolution of concrete and mortar physical properties has been less studied. A multi scale poromechanical model is introduced which features a description of DEF induce... |
| Journal | 2019 | Vibrational properties of quasi-periodic beam structures, Arthur Glacet, Anne Tanguy, Julien Rethore, Journal of Sound and Vibration, Vol. 442, issue 4, pp. 624-644 (2019), doi:10.1016/j.jsv.2018.10.045 | Quasi periodic structures have been widely studied, notably in the atomic vibration domain. In this paper a beam structure based on Octagonal quasi periodic tiling is studied. We provide a complete description of its vibrational response, including the density of its vibrational states, a detailed description of its vibration modes, and the computation of the dynamical structure factor (spectral d... |
| Journal | 2023 | Proposition d'un modele d'homogeneisation des proprietes mecaniques d'un limon traite a la chaux et au liant hydraulique, Lucile Pigeot, Anthony Soive, Nathalie Dufour, Jean-Francois Barthelemy, Fabienne Dermenonville, Ahmed Loukili, Academic Journal of Civil Engineering (2023), doi:10.26168/10.26168/ajce.41.1.21 | Lutilisation de sols traites a la chaux et aux liants hydrauliques est de plus en plus privilegiee pour la construction douvrages geotechniques, aussi bien dans une demarche economique quenvironnementale. Afin doptimiser le dimensionnement de ces ouvrages, une comprehension fine du comportement chemo mecanique de ces sols est necessaire, en particulier pour comprendre lorigine du gain mecanique as... |
| Proceedings | 2024 | Some experiences in mixed finite element formulations for (model-free) data-driven computational mechanics, Felipe Figueredo Rocha, Thiago Quinelato, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Recently, the so called (model free) data driven computational mechanics (DDCM) has established an alternative paradigm allowing to completely bypass explicit constitutive models. Such method. The DDCM solver relies exclusively on a finite dataset of gradient fluxes pairs and consists of two steps : i) a continuous constrained minimisation problem and ii) a nearest neighbour search (of finite natu... |
| Journal | 2025 | Effect of Printing Temperature on the Microstructure and Tensile Properties of Polylactic AcidMagnetic Iron Composites Manufactured by Material Extrusion, Meriem Bouchetara, Sofiane Belhabib, Alessia Melelli, Jonathan Perrin, Timm Weitkamp, Ahmed Koubaa, Mahfoud Tahlaiti, Mustapha Nouri, Sofiane Guessasma, Polymers, Vol. 17, number 2485, issue 18 (2025), doi:10.3390/polym17182485 | In this study, we examined how printing temperature affects the microstructure and mechanical properties of polylactic acid (PLA) composite reinforced with iron oxide i.e., magnetite manufactured using a material extrusion technique. The composite was printed at temperatures from 185 C to 215 C. Microstructure analysis via synchrotron radiation Xray microtomography revealed changes in both iron ... |
| Book section | 2019 | Numerical crashworthiness analysis of a spar floating offshore wind turbine impacted by a ship, Sara Echeverry, Lucas Marquez, Philippe Rigo, Herve Le Sourne, pp. 85-95, CRC Press (2019), doi:10.1201/9781003002420 | With the new developments of floating offshore wind turbines (FOWT), wind farms are located in deeper water, meaning they are closer to traffic cargo and passenger lanes, increasing probability of collision. This paper aims to analyze the crashworthiness of a spar FOWT by performing non linear finite element simulations, which in the future will serve to validate a simplified analytical method for... |
| Proceedings | 2023 | Multi-Scale Modeling Of The Elastic Properties Of Hydrated Cement Paste With Consideration Of Adhesion Between Phases. Reactive Molecular Dynamics Simulations And Homogenization, Sela Hoeun, Fabrice Bernard, Frederic Grondin, Siham Kamali-Bernard, Syed Yasir Alam, 11th International Conference on Fracture Mechanics of Concrete and Concrete Structures, IA-FraMCoS (2023), doi:10.21012/fc11.092320 | Hydrated cement paste is composed of three main phases (i.e., calcium silicate hydrates,portlandite, ettringite) and other hydrated phases. The aim of this study was to investigate the use ofreactive molecular dynamics simulations to determine elastic constants of main hydrated cementpaste composites taking into account adhesion between phases and using the open source codeLAMMPS. Then, homogeniza... |
| Proceedings | 2019 | A thin layer model based on polynomial expansion for coated bodies in contact, A thin layer approach model based on polynomial expansion for coated bodies in contact, Tauno Tiirats, Nicolas Chevaugeon, Nicolas Moes, Claude Stolz, Nabil Marouf, ICCCM 2019 - VI. International Conference on Computational Contact Mechanics, VIth International Conference on Computational Contact Mechanics ICCCM (2019) | |
| Proceedings | 2024 | Articles du Prix Rene Houpert RUGC 2024, A. Khelidj, Jean Torrenti, Franck Taillandier, Rencontres Universitaires de Genie Civil 2024 (2024) | |
| Proceedings | 2019 | Improved Kriging-Based Approach for the Probabilistic Analysis of a Large Diameter Monopile in a Spatially Varying Soil, Abdul Kader El Haj, Abdul-Hamid Soubra, Proceedings from the 7th International Symposium On Geotechnical Safety And Risk (ISGSR 2019), Research Publishing Services (2019), doi:10.3850/978-981-11-2725-0-IS9-4-cd | In this paper, a probabilistic analysis of an offshore monopile foundation embedded in a spatially varying clayey soil was performed. An efficient Kriging based probabilistic approach using a multipoint enrichment was adopted. The aim is to compute the failure probability against exceeding a threshold value on the monopile head rotation. The proposed probabilistic approach was shown to significant... |
| Proceedings | 2019 | Liaisons convexes et endommagement a variation graduee, Nunziante Valoroso, Claude Stolz, CSMA 2019, 14eme Colloque National en Calcul des Structures (2019) | On propose une modelisation de l'endommagement fondee sur l'introduction de liaisons convexes en complement d'une une loi locale. On retrouve ainsi un modele d'endommagement a variation graduee dont la formulation est proche de celle dite Thick Level Set. Cependant, la modelisation presente s'affranchit completement des level sets, d'ou les performances numeriques ameliorees pour la simulation de ... |
| Proceedings | 2026 | Essais thermo-micro-mecaniques automatiques in situ couples a lEBSD pour letude des transformations de phases et des mecanismes de deformation., Pierre-Antoine Dubos, Journee de la section Ouest de la SF2M 2026 (2026) | |
| Book | 2024 | Advanced Chemical and Creep Modeling for Alkali-Aggregate Reaction in Concrete, Fernando A. N. Silva, Rodrigo F. Roma, Khaled Bourbatache, Mahfoud Tahlaiti, Joao M. P. Q. Delgado, Antonio C. Azevedo, ISBN:978-3-031-53979-4, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-53980-0 | This book presents the numerical results of the use of the chemical model to analyse the advancement of the reaction and the mechanical model to simulate creep and shrinkage phenomena in COMSOL Multiphysics®, as a way to reassess concrete structures suffering from those mechanisms. Both models were implemented separately to evaluate their responses and compare them with the theoretical results and... |
| Proceedings | 2019 | High performance simulation of short fiber suspensions formanufacturing processes, Nesrine Aissa, Luisa Alexandra Rocha da Silva, Emmanuelle Abisset-Chavanne, Hugues Digonnet, 21eme Journees Nationales sur les Composites (2019) | The microstructure of a short fiber thermoplastic composite greatly affects its mechanical properties. We wish to simulate the flow behavior of concentrated fiber suspensions containing a significant number of fibers in order to understand the evolution of fiber orientation during the forming process. We aim to ensure a scale transition in numerical rheometry bysimulating a hole injected part or a... |
| Proceedings | 2019 | Comparative Study of Methods for the Quantification of Fiber Orientations of Composite Reinforcements, Elena Syerko, Laura Oter, Ajinkya Pawar, Christophe Binetruy, Suresh G. Advani, Benedikt Eck, 21eme Journees Nationales sur les Composites (2019) | Macroscopic properties of composites are highly dependent on the properties and distribution of fibers.Thus, knowing the distribution of fiber orientations is necessary to predict the mechanical performance of the final part. Various image processing techniques have been developed for the quantification of fiber orientations fromoptical microscopy, X ray tomography images. However, these quantific... |
| Journal | 2019 | Investigation of -Ti plastic anisotropy under thermomechanical loadings: temperature influence on deformation mechanisms, K. Agbovi, Jamal Fajoui, Baptiste Girault, David Gloaguen, S. Kabra, J. Kelleher, W. Kockelmann, MATEC Web of Conferences, Vol. 321, number 07004 (2019), doi:10.1051/matecconf/202032107004 | In situ neutron diffraction method has been used to investigate deformation mechanisms (slip and twinning deformation modes) during uniaxial tensile tests of extruded a titanium alloy at room temperature, 100 and 300 °C. For this purpose, the prediction of an Elasto Plastic Self Consistent (EPSC) model was compared with the experimental data. Results show that there is a good agreement between the... |
| Journal | 2019 | Study of hygroscopic stresses in asymmetric biocomposite laminates, Mael Peron, Amandine Celino, Mickael Castro, Frederic Jacquemin, Antoine Le Duigou, Composites Science and Technology, Vol. 169, issue 6, pp. 7-15 (2019), doi:10.1016/j.compscitech.2018.10.027 | The hygro mechanical behaviour of a bio sourced composite material (MAPP/flax) is experimentally investigated through the characterization of its moisture diffusion and elastic properties, as well as the in plane hygroscopic swelling of a unidirectional ply sequence and curvature in the case of an asymmetric lay up sequence. From these considerations, we propose a hygro mechanical model for the ma... |
| Proceedings | 2022 | Characterization of the mechanical response of elastomers using complex experiments: Simple ways to describe multiaxiality, Proceedings of the 12th European Conference on Constitutive Models for Rubber (ECCMR 2022), September 79, 2022, Milano, Italy, Lena Costecalde, Adrien Leygue, Michel Coret, Erwan Verron, Constitutive Models for Rubber XII: Proceedings of the 12th European Conference on Constitutive Models for Rubber, pp. 164-169, CRC Press (2022), doi:10.1201/9781003310266-27 | Characterization of material response remains a challenging task. From the simultaneous use of simple experiments to multiaxial characterization with Finite Element Method Updating (FEMU) or Virtual Fields Method (VFM), several methods have been explored through the years. Thus, the possibility to characterize a material using only one "rich" experiment has made its path. As an example, the use of... |
| Proceedings | 2022 | Une methodologie pour la realisation de pieces de grandes dimensions polymeres par fabrication additive, Matthieu Rauch, Olivier Authelin, Jean Yves Hascoet, Luiz Bier, Conference Manufacturing21 (2022) | Additive manufacturing of polymers has benefitted from many advances in recent years. In the case of large parts, many functional demonstrators have been successfully proposed in the fields of transport, high level sports, etc. However, their production relies on expertise and know how that have not yet been formalized in their entirety. The work presented in this paper focuses on a methodology fo... |
| Proceedings | 2024 | Chloride ingress into low carbon concrete in non-saturated condition: state of the art for on-site studies in the case of atmospheric tidal or splash area, Gayelle Fahed, Stephanie Bonnet, Anthony Soive, 12th ACI/RILEM International Conference on Cementitious Materials and Alternative Binders for Sustainable Concrete (2024) | The carbon footprint of cement production has led to increased interest in developing concrete with lower carbon emissions by incorporating supplementary cementitious materials (SCMs). However, the understanding of how chloride ingress behaves over the long term and under real site conditions when SCMs are used remains incomplete. Many studies have been conducted in laboratory settings to explore ... |
| Proceedings | 2026 | Investigation of size effects in miniaturized components with free edges using an FFT-based solver for non-local crystal plasticity, Lei Cai, Francois Bignonnet, Laurent Stainier, 17eme Colloque National en Calcul des Structures (2026) | This work presents a numerical investigation of size effects in miniaturized components using a Gurtin type non local crystal plasticity model. Simulations are performed using an efficient FFT based implementation, with an adaptive Barzilai Borwein non linear gradient descent solver. Size effects are systematically investigated using pseudo two dimensional RVEs with free edge boundary conditions. ... |
| Journal | 2019 | Direct observation of the displacement field and microcracking in a glass by means of X-ray tomography during in situ Vickers indentation experiment, Tanguy Lacondemine, Julien Rethore, E Maire, Fabrice Celarie, Patrick Houizot, Clement Roux-Langlois, Christian Schleputz, Tanguy Rouxel, Acta Materialia, Vol. 179, issue 12, pp. 424-433 (2019), doi:10.1016/j.actamat.2019.07.053 | The actual displacement field in a glass during an in situ Vickers indentation experiment was determined by means of X ray tomography, thanks to the addition of 4 vol % of X ray absorbing particles, which acted as a speckle to further proceed through digital volume correlation. This displacement was found to agree well with the occurrence of densification beneath the contact area. The intensity of... |
| Journal | 2019 | Stochastic Modeling of Forces on Jacket-Type Offshore Structures Colonized by Marine Growth, Hamed Ameryoun, Franck Schoefs, Laurent Barille, Yoann Thomas, Journal of Marine Science and Engineering, Vol. 7, number 158, issue 5 (2019), doi:10.3390/jmse7050158 | The present paper deals with the stochastic modeling of bio colonization for the computation of stochastic hydrodynamic loading on jacket type offshore structures. It relies on a multidisciplinary study gathering biological and physical research fields that accounts for uncertainties at all the levels. Indeed, bio colonization of offshore structures is a complex phenomenon with two major but disti... |
| Proceedings | 2024 | Evaluation of phase-field models for fracture with an explicit time integration scheme, Lamia Mersel, Pascal Bouda, Jeremy Germain, Julien Rethore, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | We propose different staggered resolution strategies of the variational phase field fracture formulation using a fully explicit time integration scheme. Parabolic or hyperbolic partial differential equations (PDE) are two alternatives governing the damage evolution and compatible with explicit solvers. We have implemented these models and compared with the standard elliptic damage formulation. The... |
| Journal | 2019 | Influence of thermal cycles on the deformation of soil-pile interface in energy piles, Roxana Vasilescu, Kexin Yin, Anne-Laure Fauchille, Panagiotis Kotronis, Christophe Dano, Richard Manirakiza, Philippe Gotteland, E3S Web of Conferences, Vol. 92, number 13004 (2019), doi:10.1051/e3sconf/20199213004 | Energy piles are double purpose foundation elements used both for transferring loads to the soil and temperature regulation in buildings. The response of the pile soil interface is influenced by daily and seasonal temperature variations. In order to assess the impact of thermal cycles on the mobilization of shear strength in energy piles, a series of saturated soil concrete interface direct shear ... |
| Book section | 2024 | New Defects Between Inspections and Their Spatial Features, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 241-260, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_11 | This chapter presents the results of new corrosion points based on the framework proposed in Chap. 7. This framework uses two consecutive inspections in a matching process to classify the corrosion records as new or old. The spatial distribution of these new corrosion points is evaluated under a null hypothesis of Complete Spatially Randomness (CSR) against the alternatives of clustered or dispers... |
| Journal | 2019 | Effects of acrylonitrile content and hydrogenation on fatigue behaviour of HNBR, Kubat Narynbek Ulu, Bertrand Huneau, Erwan Verron, Anne-Sophie Beranger, Patrick Heuillet, Fatigue and Fracture of Engineering Materials and Structures, Vol. 42, issue 7, pp. 1578-1594 (2019), doi:10.1111/ffe.12974 | Abstract The influence of acrylonitrile (ACN) content and hydrogenation on the fatigue properties of HNBR is investigated. HNBR blends consist of different quantities of acrylonitrile (24, 36, and 44 wt%) and per cent hydrogenation (91%, 96%, and 99%), and a composite of two blends of HNBR with 24 and 44 wt% ACN for an average of 36 wt% . A comprehensive experimental campaign is carried out with f... |
| Proceedings | 2024 | Influence of curing under stress on the geotechnical behavior of a treated silty soil, Lucile Pigeot, Nathalie Dufour, Anthony Soive, Fabienne Dermenonville, Ahmed Loukili, Helene Calissano, Laurent Batilliot, XVIII ECSMGE 2024, CRC Press (2024), doi:10.1201/9781003431749-490 | Improving the soil in place by adding lime, hydraulic binder and increasing compaction is widely used to carry out geotechnical works. Laboratory test campaigns are conducted to validate the treatment and its consistency with the expected mechanical properties. They allow on the one hand to follow the mechanical evolution due to hydration of the cement phases and on the other hand to observe the s... |
| Proceedings | 2022 | Mecanique numerique pilotee par les donnees pour les comportements anelastiques, Heloise Dandin, Adrien Leygue, Laurent Stainier, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2023 | Suivi d'un milieu immerge par identification de la resistivite : dispositif de mesure et choix de la parametrisation, Wael Karam, Yann Lecieux, Mathilde Chevreuil, Franck Schoefs, Magda Luque, Academic Journal of Civil Engineering, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.24 | La methode de resistivite electrique est lune des techniques non destructives utilisees pour le controle de sante des structures en genie civil. Cet article presente differentes strategies de parametrisation et dinversion permettant didentifier les resistivites du milieu investigue a partir de mesures des differences de potentiels. Le processus d'inversion est applique a des modeles synthetiques u... |
| Proceedings | 2022 | Prise en compte de l'adaptation mecanique de la cellule lors de l'enveloppement de nanoparticules, Sarah Iaquinta, Shahram Khazaie, Sylvain Freour, Frederic Jacquemin, 15eme colloque national en calcul des structures (2022) | |
| Book section | 2020 | Place des methodes numeriques dans lenseignement de la geotechnique, Philippe Mestat, Yvon Riou, pp. 349-360, CRC Press (2020), doi:10.1201/9781003078623-62 | This paper presents a review of the french teaching of numerical methods in the field of civil engineering and their applications on geotechnics (Engineers School and University). A survey on 114 courses has shown two types of course: basic courses and specialized courses (rheology, statics, dynamics, seismic, seepage, hydro thermo mechanics). Programs and teaching methods are discussed and compar... |
| Journal | 2019 | Analysis of suffusion in cohesionless soils with randomly distributed porosity and fines content, Jie Yang, Zhen-Yu Yin, Farid Laouafa, Pierre-Yves Hicher, Computers and Geotechnics, Vol. 111, issue 5, pp. 157-171 (2019), doi:10.1016/j.compgeo.2019.03.011 | Suffusion occurs when fines are plucked off by seepage forces and transported throughout the pores of the matrix constituted by coarser soil particles. Natural or human made soils are seldom homogeneous, which makes suffusion more complex. Suffusion is usually combined with the self filtration of the fine particles and the transport of these fines may cause the soil structure to become looser. At ... |
| Proceedings | 2019 | Efficient simulation from 3D tomographic images of heterogeneous materials, Xiaodong Liu, Julien Rethore, Marie-Christine Baietto, Phillippe Sainsot, Ton Lubrecht, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | |
| Journal | 2025 | Slip localization and grain boundary sliding analysis at sub-voxel resolution using phase contrast tomography, Pedro Damas Resende, Damien Texier, J. Genee, Malo Jullien, Henry Proudhon, Julien Rethore, Didier Bardel, Wolfgang Ludwig, Tomography of Materials and Structures, Vol. 8, number 100060, issue 6610 (2025), doi:10.1016/j.tmater.2025.100060 | Microplasticity of a polycrystalline Ni based superalloy was investigated using phase contrast tomography (PCT) and laser scanning confocal microscopy (LSCM). Incremental tensile testing was performed on three miniaturized specimens to investigate strain localization at low plastic deformation at room temperature and 650 C. Microplasticity events, such as slip activity, deformation twinning, and g... |
| Proceedings | 2022 | Prise en compte de l'historique de chargement pour l'estimation du dommage au sein d'une structure en acier sollicitee en fatigue, Clement Freyssinet, Valentine Rey, Franck Schoefs, Tanguy Moro, 25e Congres Francais de Mecanique, Nantes, 29 aout-2 septembre 2022 (2022) | Pour les structures soumises a des chargements dorigine environnementale la fatigue polycyclique estlune des principales sources des defaillances dorigine mecanique, il est donc primordial de considererce phenomene. Pour ce faire et puisquil est montre que le cumul lineaire du dommage ne permettait pasde faire une prediction fine du dommage, la formulation dun cumul non lineaire semble alors etreu... |
| Proceedings | 2025 | AI-CFD Based Analysis for Propellant Management in Cryogenic Tanks, Y Le Guennec, Y Blacodon, S Tollis, T Defoort, J Aguado, D Borziachello, 1st international Symposium on AI and Fluid Mechanics (2025) | Sloshing simulations play a crucial role in the design of cryogenic tanks. In particular, analyzing the evolution of the center of mass helps mitigate damaging sloshing phenomena. Additionally, other key quantities, such as pressure distribution on the tank walls and fluid velocity, can be extracted from the simulation results. This study focuses on transient diphasic fluid dynamics involving both... |
| Proceedings | 2020 | Investigation of the sources of residual stresses on the assessment of the initial state of a thermoplastic matrix composite tube, L. Di Gennaro, Federica Daghia, Christophe Cluzel, Frederic Jacquemin, Aurelien Miller, 19th European Conference on Composite Materials (ECCM19 ) (2020) | The use of composite materials in the automotive sector, in particular for lightweight structures, has grown steadily in the past decades. A major barrier to their increased usage is the low production rate due to a long manufacturing time, especially for thermoset matrix composites. Thermoplastic matrix composites, on the other hand, coupled with the manufacturing process Laser Assisted Tape Plac... |
| Journal | 2024 | Evaluation of the microstructural and physico-mechanical characteristics of cement-stabilized termite hill soil for construction application, Assia Aboubakar Mahamat, Nordine Leklou, Ifeyinwa Ijeoma Obianyo, Tido Tiwa Stanislas, Olugbenga Ayeni, Numfor Linda Bih, Discover Civil Engineering, Vol. 1, number 1, issue 1 (2024), doi:10.1007/s44290-024-00058-y | This study investigates the potential of termite hill soil (TS) as an environmentally friendly alternative to cement. By reducing reliance on cement, this approach could decrease the environmental footprint of the construction industry. Portland cement was used to stabilize TS at contents of 5%, 10%, and 15% by weight (wt%). Key engineering properties of the stabilized and un stabilized specimens ... |
| Proceedings | 2023 | Dynamic rupture and fragmentation of a bar with the Phase-field and Lip-field approach, Benoit Le, Nicolas Moes, Andrew Stershic, The Seventh International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC2023) (2023) | |
| Proceedings | 2024 | Chemo-mechanical modeling of an OPC Cement paste exposed to external sulfate attack : an approach based on sulfates adsorbed in C-S-H and micromechanics, Anthony Soive, Syed Yasir Alam, Berrabeh Safae, Ahmed Loukili, 78TH RILEM annuel Week and Rilem Conference on sustainable materials and structures : Meeting the major challenges of the 21ST century - SMS 2024 (2024) | |
| Proceedings | 2022 | Analyse comparative de cartographies du tenseur complet des contraintes residuelles par diffraction des neutrons dans des alliages prepares par fusion laser sur lit de poudre., Baptiste Girault, David Gloaguen, Bruno Courant, Pierre-Antoine Dubos, Marie-Jose Moya, Maxime Limousin, Daniel Marcos, Saurabh Kabra, Winfried Kockelmann, J. Rebelo Kornmeier, Materiaux 2022 (2022) | |
| Proceedings | 2024 | Meta-modelisation pour la fiabilite de structures en fatigue avec cumul non-lineaire du dommage, V Rey, C Freyssinet, F Schoefs, T Moro, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Lestimation de la duree de vie des structures en fatigue est generalement faite par un cumul lineaire du dommage. Dans ce papier, on se propose dutilise un modele dendommagement a deux echelles pour la fatigue dont les parametres materiau sont des variables aleatoires calibrees a partir des courbes contraintes nombre de cycles a rupture (courbes S N) aleatoires. Cela permettra de considerer a la f... |
| Proceedings | 2023 | Evaluation of the mean radiant temperature in microclimate modeling tools case of an urban square in Szeged (Hungary), Merveil Muanda Lutete, Csila Gal Viktoria, Auline Rodler, Nabil Issaadi, Philippe Delpech, Maeva Sabre, Marjorie Musy, 11th International Conference on Urban Climate (2023) | Extreme events are occurring more and more frequently, with hot summers increasingly leading to discomfort and heat stress in outdoor urban environments. Simulation tools are needed to assess the performance of proposed urban climate adaptation strategies in the future. For the evaluation of outdoor thermal comfort, mean radiant temperature (Tmrt) remains the key parameter. However, the evaluation... |
| Proceedings | 2026 | Caracterisation de lamelioration mecanique de multicristaux par restructuration de la microstructure de surface, Matheus Santiago, Pierre-Antoine Dubos, David Gloaguen, Baptiste Girault, Materiaux 2026 (2026) | |
| Proceedings | 2026 | Analyse in situ par EBSD de levolution de la microstructure dun alliage AA2XXX lors dun revenu sous contrainte : etude de limpact de la pre-deformation, Calixte Gautier, Pierre-Antoine Dubos, David Gloaguen, Baptiste Girault, Maxime Rollin, Materiaux 2026 (2026) | |
| Journal | 2019 | In situ DC electrical resistivity mapping performed in a reinforced concrete wharf using embedded sensors, Johann Priou, Yann Lecieux, Mathilde Chevreuil, Virginie Gaillard, Cyril Lupi, Dominique Leduc, Emmanuel Roziere, Romain Guyard, Franck Schoefs, Construction and Building Materials, Vol. 211, issue 01, pp. 244-260 (2019), doi:10.1016/j.conbuildmat.2019.03.152 | Installation, calibration protocol and data analysis of multi electrode sensors embedded in concrete are proposed in this study. Measurements of resistivity are performed in a port wharf and analyzed in parallel with measurements of humidity, temperature, and evolution of the mechanical strength of concrete. The correlation between the evolution of the compressive strength and the resistivity, all... |
| Proceedings | 2025 | Evaluating Resonance Mitigation for Monopile-Supported Offshore Wind Turbine Considering Soil-Foundation-Structure Interaction Using a Passive Energy Dissipation Device, Marcus Vinicius Girao de Morais, Philip Alkhoury, Mourad Ait-Ahmed, Abdul-Hamid Soubra, Proceedings of ISFOG 2025 (2025), doi:10.53243/ISFOG2025-575 | This paper evaluates the vibration reduction of a DTU 10MW monopile supported offshore wind turbine(OWT) using a three dimensional pendulum tuned mass damper (3D PTMD). A three dimensional (3D) finite element (FE)model considering the OWT superstructure, the monopile foundation and the surrounding soil together with a 3D PTMDplaced at the tower top was developed making use of FE code Abaqus/Standa... |
| Journal | 2019 | Convergence of sensitivity analysis methods for evaluating combined influences of model inputs, Majdi Awad, Tristan Senga Kiesse, Zainab Assaghir, Anne Ventura, Reliability Engineering and System Safety, Vol. 189, pp. 109-122 (2019), doi:10.1016/j.ress.2019.03.050 | This work aims at studying Morris' extension method to evaluate the contribution of combined variations of inputs to variations of a model output. There is a lack of studies on the Morris' extension method concerning crucial choices of the adequate number of trajectories to distinguish influential and non influential groups of pairs of inputs, rank pairs of inputs according to their relative impor... |
| Journal | 2025 | Fast geometric factor approximation to evaluate the electrical resistivity of concrete and reinforced concrete specimens using neural network models, Wael Karam, Yann Lecieux, Mathilde Chevreuil, Franck Schoefs, MATEC Web of Conferences, Vol. 409, number 12001 (2025), doi:10.1051/matecconf/202540912001 | The measurement of electrical resistivity has applications in civil engineering, particularly in condition assessment, structural health monitoring, and material characterization. Accurately evaluating material resistivity requires determining a geometric factor, which depends on specimen geometry, electrode positioning, and the presence of reinforcement. Several methods exist for calculating this... |
| Proceedings | 2021 | Multimode optical fiber sensor based on Fresnel reflection for refractive index measurement, Antoine Brientin, Dominique Leduc, Virgine Gaillard, Marion Girard, Cyril Lupi, International Symposium on Optomechatronic Technology - ISOT 2021 (2021) | |
| Journal | 2019 | High temperature oxidation study of direct laser deposited AlXCoCrFeNi (X=0.3,0.7) high entropy alloys, A. Mohanty, J.K. Sampreeth, Omkar Bembalge, J.Y. Hascoet, S. Marya, R.J. Immanuel, S.K. Panigrahi, Surface and Coatings Technology, Vol. 380, number 125028, issue 5 (2019), doi:10.1016/j.surfcoat.2019.125028 | |
| Journal | 2022 | Projet National FastCarb Proprietes de betons contenant des granulats de beton recycles carbonates, Thomas Pernin, Laetitia Robbiano, Amor Ben Fraj, Harifidy Ranaivomanana, Fanny Geffray, Gabriel Pham, Xavier Guillot, Ouali Amiri, Jonathan Mai-Nhu, Patrick Rougeau, Academic Journal of Civil Engineering (2022), doi:10.26168/ajce.40.3.8 | Les travaux menes dans le cadre du projet national FastCarb ont explore linfluence de lutilisation des granulats recycles carbonates sur la fabrication des betons, leur microstructure et leur durabilite. Les resultats montrent que les granulats recycles carbonates ont un comportement tres similaire a celui des granulats recycles non carbonates. Les granulats recycles carbonates peuvent etre utilis... |
| Proceedings | 2022 | Evolution of the microstructure and shrinkage of recycled aggregates during accelerated carbonation, Farah Kaddah, Harifidy Ranaivomanana, Ouali Amiri, Emmanuel Roziere, Academic Journal of Civil Engineering, Vol. 40 (2022), doi:10.26168/ajce.40.1.4 | La carbonatation acceleree des granulats recycles (RCA) est envisagee pour ameliorer leurs proprietes. Plusieurs phenomenes physico chimiques et mecaniques se produisent durant la carbonatation dun mortier de ciment. Pour les etudier, des echantillons de mortier sont soumis a la carbonatation acceleree afin de suivre levolution de leur retrait en fonction du degre de carbonatation. Dans un premier... |
| Journal | 2019 | An innovative technique for real-time adjusting exposure time of silicon-based camera to get stable gray level images with temperature evolution, Chao Zhang, Jeremy Marty, Anne Maynadier, Philippe Chaudet, Julien Rethore, Marie-Christine Baietto, Mechanical Systems and Signal Processing, Vol. 122, pp. 419-432 (2019), doi:10.1016/j.ymssp.2018.12.042 | Silicon based sensor cameras are known to be sensitive in the near infrared spectral range, in which a small temperature variation leads to a large modification in the image gray level. It induces acquired images with local saturation or poor dynamic range of gray levels. In order to address this problem, the present study proposes an innovative technique to precisely and automatically adjust the ... |
| Proceedings | 2022 | CAMCATT trial over Toulouse (France): a multisensory experiment to validate TRISHNA urban products, Xavier Briottet, Laure Roupioz, Romain Barda-Chatain, Auline Rodler, Sihem Guernouti, Marjorie Musy, Francoise Nerry, Aude Lemonsu, Laurent Poutier, Philippe Barillot, Philippe Deliot, Arnaud Cerbelaud, Ahmad Albitar, Jean-Louis Roujean, Jose Antonio Sobrino, Sebastien Gadal, Eric Carroll, Sebastien Bridier, Charlene Cassante, Delphine Barbon-Dubosc, Philippe Doublet, Amaury Guilhem de Lataillade, 6. International Symposium: Recent Advances in Quantitative Remote Sensing, pp. 114 (2022) | An extensive field experiment, CAMCATT AI4GEO, was conducted over 15 days in June 2021 over Toulouse, to acquire an urban reference dataset combining airborne acquisitions and ground measurements. This presentation aims at introducing the objectives of the campaign and describing the collected data to validate the future TRISHNA products: bottom of atmosphere radiance, land surface temperature (LS... |
| Journal | 2023 | Using control theory for preventing induced seismicity due to fluid injections in a reservoir, Diego Gutierrez-Oribio, Ioannis Stefanou, Symposium on Energy Geotechnics 2023 (2023), doi:10.59490/seg.2023.552 | Deep Geothermal Energy, Hydrogen Underground Storage and Carbon Capture Utilization and Storage are promising techniques to satisfy the large scale needs of the energy sector. However, they all depend on the injection of fluids into the earths crust, which, in turn, can cause earthquakes [1, 2]. Earthquakes nucleate when large amounts of elastic energy, stored in the earth's crust, are suddenly re... |
| Journal | 2019 | A stabilized mixed formulation using the proper generalized decomposition for fluid problems, Chady Ghnatios, Elie Hachem, Computer Methods in Applied Mechanics and Engineering, Vol. 346, issue 4, pp. 769-787 (2019), doi:10.1016/j.cma.2018.09.030 | The aim of this work is to derive a stabilized mixed formulation for flow problems while using a domain decomposition technique. Therefore, we are generalizing the stabilized finite elements method using Galerkin Least Squares (GLS), into a stabilized mixed formulation valid for the separated representation, as used in the Proper Generalized Decomposition (PGD) formulation. The resulting formulati... |
| Proceedings | 2026 | Temperature-dependent plastic behaviour of pure Ti and Co: in situ thermomechanical tests under electron back-scattered diffraction and X-ray diffraction coupled with scale transition modelling, Ines Addi, Pierre-Antoine Dubos, Baptiste Girault, David Gloaguen, 20th European Mechanics of Materials Conference (2026) | |
| Journal | 2019 | Review on the modelling methods for the frost action characterization in cementitious materials at different scales, Frederic Grondin, AIMS Materials Science, Vol. 6, issue 6, pp. 884-899 (2019), doi:10.3934/matersci.2019.6.884 | Experimental studies on the frost action in concrete have showed a complex behaviour due to a high thermo hydro chemo mechanical coupling. Many researchers have developed models to simulate freezethaw effects in cementitious materials. They showed the difficulties to take into account all phenomena: hydraulic, hydrostatic and osmotic pressures into pores; swelling and shrinkage; scaling, etc. Some... |
| Journal | 2026 | Comparison of Interface Shear Behavior and Physical Properties of Sand-Clay Mixtures Prepared by Slurry and Dry Tamping Methods, Kexin Yin, Anne-Laure Fauchille, Roxana Vasilescu, Christophe Dano, Panagiotis Kotronis, Giulio Sciarra, Geotechnical Testing Journal, Vol. 49, number 420, issue 3 (2026), doi:10.1520/GTJ20250050 | Sand clay mixtures are often employed as typical reconstituted soils for geotechnical experiments in the laboratory. Sample preparation is an important factor that influences the mechanical behavior of reconstituted clayey soils. It is necessary to use an adapted sample preparation procedure to ensure an optimized sample homogeneity for sand clay mixtures. There are various methods of soil sample ... |
| Proceedings | 2024 | Influence of the non-singular terms and the crack velocity on KIC of an epoxy resin, Bastien Lammens, Gerald Portemont, Julien Berthe, Rian Seghir, Julien Rethore, Crack Paths 2024 (2024) | Organic matrix laminated composites are increasingly used in the aeronautical field toreduce the weight of the structure. These materials are designed for certain elements such as thefuselage or wings of aircraft. These elements are subjected to impact such as bird strikes orhailstone impacts that can lead to delamination. This is a process of macroscopic decohesion ofthe interlaminar environment,... |
| Journal | 2022 | Signature of the vascular tumor microenvironment as a marker of the therapeutic response to doxorubicin in a preclinical model of osteosarcoma, Vincent Crenn, Jerome Amiaud, Anne Gomez-Brouchet, Vincent Potiron, Francois Gouin, Philippe Rosset, Louis-Romee Le Nail, Luciano Vidal, Helios Bertin, Regis Brion, Guillaume Tran, Franck Verrecchia, Isabelle Corre, Francoise Redini, American Journal of Cancer Research (2022) | Predicting a response of osteosarcoma patients to chemotherapy, such as doxorubicin or high dose methotrexate cocktail, remains a challenge in the clinic. Moreover, the prognostic value of currently used necrosis analysis is debatable. New markers of the therapeutic response or the prognostic response are urgently needed. The microenvironment plays a key role in the vascularization of highly heter... |
| Book section | 2024 | Caracterisation des GBRC : Methode de determination du CO2 piege, Bogdan Cazagliu, Assia Djerbi, Sandrine Braymand, Julie Bertola, Virginie Vial, Bruno Huet, Jena Jeong, Johan Colin, Farah Kaddah, Ouali Amiri, Emmanuel Roziere, Philippe Turcry, pp. 11-15, IREX (2024) | |
| Journal | 2019 | Mesoscopic Strain Fields Measurement During the Allotropic Transformation in High Purity Iron, Nicolas Bruzy, Michel Coret, Bertrand Huneau, Guillaume Kermouche, Marilyne Mondon, Emmanuel Bertrand, Laurent Stainier, Experimental Mechanics, Vol. 59, issue 8, pp. 1145-1157 (2019), doi:10.1007/s11340-019-00525-z | The allotropic phase change from ferrite to austenite represents a moment of massive interplay between the microstructural and mechanical states of iron. The difference of compacity between the two phases induces a microplastic accommodation in the material at grain scale. However, mechanical heterogeneities resulting from the transformation process remain challenging to characterise due to the hi... |
| Proceedings | 2019 | Fatigue crack initiation around inclusions for a carbon black filled natural rubber: an analysis based on micro-tomography, Thomas Glanowski, Yann Marco, V. Le Saux, Bertrand Huneau, Clement Champy, Pierre Charrier, 11th European Conference on Constitutive Models for Rubber (ECCMR 2019), Vol. XI, CRC Press (2019), doi:10.1201/9780429324710 | Fatigue life of rubber components is known to be linked with the defects population. Indeed, cracks initiate around these defects, and propagate until the final failure of parts. In the present work, the defects size influence on the fatigue properties is estimated by drilling calibrated holes of different sizes in pure shear samples and analyzing fatigue crack initiation and propagation stages ar... |
| Proceedings | 2025 | Multiscale Analysis of the Mechanical Impact of LPBF Defects with Coarse Graining, Lilou Gautier, Didier Bardel, Xiaodong Liu, Mathilde Chevreuil, Julien Rethore, 12th European Solid Mechanics Conference (ESMC 2025) (2025) | |
| Proceedings | 2019 | Constitutive Models for Rubber XI, Bertrand Huneau, Jean-Benoit Le Cam, Yann Marco, Erwan Verron, 11th European Conference on Constitutive Models for Rubber (ECCMR 2019), CRC Press (2019), doi:10.1201/9780429324710 | Constitutive Models for Rubber XI is a comprehensive compilation of both the oral and poster contributions to the European Conference on Constitutive Models for Rubber. This 11th edition, held in Nantes (France) 25 27th June 2019, is the occasion to celebrate the 20th anniversary of the ECCMR series. Around 100 contributions reflect the state of the art in the mechanics of elastomers. They cover t... |
| Proceedings | 2019 | Determination of the local water content by measuring the refractive index of a polymeric material with a Fresnel sensor, Romain Grangeat, Marion Girard, Cyril Lupi, Dominique Leduc, Frederic Jacquemin, 21eme Journees Nationales sur les Composites (2019) | This study demonstrates the possibility of measuring a local water content without prior calibration using a fiber optic sensor based on Fresnel reflection. The experimental approach was carried out on an epoxy structural adhesive. Three samples were instrumented with fiber optic sensors and immersed in distilled water. The reflected light intensity was analyzed using a Maxwell ... |
| Journal | 2019 | Dynamic modeling of nylon mooring lines for a floating wind turbine, Hong-Duc Pham, Patrice Cartraud, Franck Schoefs, Thomas Soulard, Christian Berhault, Applied Ocean Research, Vol. 87, pp. 1-8 (2019), doi:10.1016/j.apor.2019.03.013 | As current attention of the offshore industry is drawn by developing pilot farms of Floating Wind Turbines (FWTs) in shallow water between 50m and 100m, the application of nylon as a mooring component can provide a more cost effective design. Indeed, nylon is a preferred candidate over polyester for FWT mooring mainly because of its lower stiffness and a corresponding capacity of reducing maximum ... |
| Proceedings | 2019 | Estimation de champs de contraintes en pointe de fissure par une approche Data-Driven, Raphael Langlois, Julien Rethore, Michel Coret, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | La loi de propagation dune fissure de fatigue dans un materiau elasto plastique sous un chargement non proportionnel reste mal connue. La contrainte T semble un parametre important a prendre en compte dans ces lois. Des essais de fatigue sur geometrie "complexe" on ete realises et montre une grande variation de la contrainte T a lapproche dun defaut macroscopique. En utilisant une approche Data Dr... |
| Proceedings | 2019 | Evaluation de l'approche data-driven pour les grandes transformations elastiques, Auriane Platzer, Adrien Leygue, Laurent Stainier, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Lapproche data driven [6] a recemment ete etendue aux grandes transformations elastiques pour les treillis, et pour les problemes 2D au travers dun exemple [9]. Nous proposons ici une formulation elements finis generique du probleme ainsi quune nouvelle methode de resolution du systeme non lineaire. Les performances de la methode sont alors evaluees sur un probleme mecanique 2D induisant des champ... |
| Proceedings | 2024 | Phase velocity statistics in random textured polycrystals, Shahram Khazaie, Ningyue Sheng, Mathilde Chevreuil, Sylvain Freour, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | In real finite sized polycrystals, the background elastic properties are no longer deterministic. Consequently, the corresponding phase velocities and attenuation coefficients also become random. Recently, we showed that second order statistics of polycrystals effective elastic modulus tensor and the phase velocities reveal microstructural information such as the mean and standard deviation of gra... |
| Proceedings | 2019 | Reduction de modele pour l'evaluation des contraintes internes et deformations residuelles des pieces issues de fabrication additive metallique, Brice Bognet, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | |
| Journal | 2021 | Determination of the size and the number of samples to be analyzed in the laboratory for the statistical characterization of the microstructure of a clayrock, Anne-Laure Fauchille, Bram van den Eijnden, Kevin Taylor, Peter David Lee, Revue francaise de Geotechnique, Vol. 326, number 1, issue 165 (2021), doi:10.1051/geotech/2020024 | At the laboratory scale, clayrocks are heterogeneous materials and their thermo hydromechanical behaviour is generally controlled by the microstructure. Choosing the number and size of samples is therefore a key point to both decrease and understand microstructure variability in the laboratory, at small scales. This paper focuses on a statistical method, which consists in dividing numerically an i... |
| Journal | 2023 | Dynamics of flexible filaments in oscillatory shear flows, Francesco Bonacci, Brato Chakrabarti, David Saintillan, Olivia Du Roure, Anke Lindner, Journal of Fluid Mechanics, Vol. 955, number 161 (2023), doi:10.1017/jfm.2022.1040 | The fluidstructure interactions between flexible fibres and viscous flows play an essential role in various biological phenomena, medical problems and industrial processes. Of particular interest is the case of particles transported freely in time dependent flows. This work elucidates the dynamics and morphologies of actin filaments under oscillatory shear flows by combining microfluidic experimen... |
| Journal | 2019 | Probabilistic analysis of strip footings resting on spatially varying soils using kriging metamodeling and importance sampling, Abdulhamid Soubra, Tamara Al-Bittar, Jawad Thajeel, Ashraf Ahmed, Computers and Geotechnics, Vol. 114, number 103107, issue 5 (2019), doi:10.1016/j.compgeo.2019.103107 | This paper aims at computing the probability of failure of strip footings resting on a spatially varying soil and subjected to a vertical load. The active learning reliability method (called AK IS) which is a combination of kriging metamodeling and importance sampling (IS) is used. The AK IS technique significantly reduces the computation time with respect to the classical active learning reliabil... |
| Proceedings | 2026 | Etude des conditions de pre-filage dun alliage 7010 : evolution microstructurale in situ par MEB-EDS et comportement en traction a chaud, Coralie Lu-Minh, Guillaume Racineux, Pierre-Antoine Dubos, Marion Girard, Samuel Branchu, Materiaux 2026 (2026) | |
| Journal | 2019 | A physically-based model for strain-induced crystallization in natural rubber. Part I: Life cycle of a crystallite, Alice Gros, Bertrand Huneau, Erwan Verron, Masatoshi Tosaka, Journal of the Mechanics and Physics of Solids, Vol. 125, issue 15, pp. 164-177 (2019), doi:10.1016/j.jmps.2018.12.011 | Despite the numerous experimental investigations performed over the past century and more intensively in the last fifteen years, strain induced crystallization in natural rubber still remains hardly understood in its precise mechanisms: a complete theoretical description for crystallization and melting of the involved crystallites is still needed to derive relevant physically based mechanical cons... |
| Journal | 2019 | An experimental study on the influence of the coordination number on grain crushing, Younes Salami, Christophe Dano, Pierre-Yves Hicher, European Journal of Environmental and Civil Engineering, Vol. 23, issue 3, pp. 432-448 (2019), doi:10.1080/19648189.2017.1285251 | In soil mechanics, the material behaviour is significantly affected by grain crushing. This energy dissipating mechanism, along with the frictional rearrangement of grains, is responsible for the energy loss associated with plasticity. However, the micromechanical factors at the grain scale have not been studied by constitutive models which tend to focus on macroscopic parameters. In this study, t... |
| Journal | 2019 | A physically-based model for strain-induced crystallization in natural rubber. Part II: Derivation of the mechanical model, Alice Gros, Erwan Verron, Bertrand Huneau, Journal of the Mechanics and Physics of Solids, Vol. 125, issue 15, pp. 255-275 (2019), doi:10.1016/j.jmps.2018.12.014 | Despite the numerous experimental investigations performed over the past century and more intensively in the last fifteen years, strain induced crystallization in natural rubber still remains hardly understood in its precise mechanisms, limiting most of constitutive equations to phenomenological approaches. The present Part II of our work aims to develop a physically motivated constitutive equatio... |
| Proceedings | 2021 | Effect of metakaolin addition on the mechanical performance of granulated blast furnace slag based geopolymer mortar with micro-encapsulated phase change materials, Bouha El Moustapha, Stephanie Bonnet, Abdelhafid Khelidj, Isselmou Ahmedou Babah, Carole Charbuillet, Abderahmane Khalifa, Effect of metakaolin addition on the mechanical performance of granulated blast furnace slag based geopolymer mortar with micro-encapsulated phase change materials, Vol. 1 (2021) | The incorporation of microcapsule phase change materials (MPCM) in geopolymer is one of the effective technologies that contribute to improve the thermal comfort of buildings on the one hand and replace the use of Portland cement based materials on the other hand. Although MPCM increases the thermal capacity of the cementitious matrix, whether it is based on cement or geopolymer, their incorporati... |
| Journal | 2019 | Physical and mechanical studies on binary blended Portland cements containing mordenite-rich tuff and limestone filler, Meriem Meziani, Nordine Leklou, Ouali Amiri, Nasser Chelouah, Materiaux et Techniques, Vol. 107, number 303, issue 3 (2019), doi:10.1051/mattech/2019021 | In this research, we made physical and mechanical analyses thanks to which we deduced that the potential of replacing the Portland cement up to 20% by modernite rich tuff (TM) and limestone filler (LF). The experimental procedure was done in two main stages. The first stage was dedicated to the pastes, including water requirement, setting time, hydration heat and free Ca(OH)2 content. In the secon... |
| Proceedings | 2022 | Comparative study of mechanical properties and heat of hydration of fine recycled aggregates and limestone fillers cement mortars, Mahmoud Nacer-Eddine Hamdadou, Nordine Leklou, Harifidy Ranaivomanana, Francois Bignonnet, NOMAD 2022 - 4e conference internationale francophone Nouveaux Materiaux et Durabilite (2022) | Huge quantities of crushed concrete and construction waste demolition are produced annually around the world, and their potential use as substitution of natural aggregates in concrete formulations has been widely studied. However, most of existing studies have mainly been dedicated to the use of recycled gravel and sand. Due to the lack of further investigations concerning the possibility of using... |
| Journal | 2019 | Increasing the lifetime of wind turbine blades by CBM in a dusty region, Ahmida Rezig, Ahmed Yousfi, Sylvain Freour, Frederic Jaquemin, Samuel Branchu, International Journal of Quality Engineering and Technology, Vol. 7, number 361, issue 4 (2019), doi:10.1504/ijqet.2019.105381 | The maintenance and shutdown costs of a wind turbine blade have a direct impact on the total production and can represent a loss of as much as 25% of the energy generated. Establishing appropriate condition based maintenance (CBM) which involves monitoring system becomes a major need for wind turbines located in a dusty region. CBM will considerably reduce the costs and the number of maintenance i... |
| Journal | 2019 | Non-parametric material state field extraction from full field measurements, Adrien Leygue, Rian Seghir, Julien Rethore, Michel Coret, Erwan Verron, Laurent Stainier, Computational Mechanics, Vol. 64, issue 2, pp. 501-509 (2019), doi:10.1007/s00466-019-01725-z | Data driven computations propose a completely new paradigm to the computational mechanics research community and to experimentalists. Classically, admissible material states can only be obtained experimentally for homogeneous stress/strain configurations or using a parametric optimization of material laws based on heterogeneous tests. Data driven algorithms aim at circumvent these limitations. How... |
| Journal | 2019 | Using a penalty term to deal with spurious oscillations in second gradient finite elements, Marc Soufflet, Gwendal Jouan, Panagiotis Kotronis, Frederic Collin, International Journal of Damage Mechanics, Vol. 28, issue 3, pp. 346-366 (2019), doi:10.1177/1056789518769341 | It is well known that it is necessary to introduce a length scale parameter in a continuum damage mechanics model to correctly simulate strain localization. The second gradient model, a special case of kinematically enriched continua, considers an internal length parameter by taking into account the second order derivatives of the displacements in the virtual power principle. In this paper, we sho... |
| Journal | 2026 | Fracture Toughness of Periodic Beam Lattices, Gergely Molnar, Julien Rethore, Journal of Theoretical, Computational and Applied Mechanics (2026), doi:10.46298/jtcam.14812 | The study tackles the challenge of accurately modeling fracture behavior in beam lattices, which is essential for designing robust architected materials. Our research focuses on evaluating how the lattice's microstructure and material properties affect fracture toughness. We employed finite element simulations based on the Euler Bernoulli beam theory to investigate crack propagation, using a failu... |
| Book section | 2024 | Introduction, Fernando A. N. Silva, Rodrigo F. Roma, Khaled Bourbatache, Mahfoud Tahlaiti, Joao M. P. Q. Delgado, Antonio C. Azevedo, Advanced Chemical and Creep Modeling for Alkali-Aggregate Reaction in Concrete, Vol. 28, pp. 1-7, ISBN:978-3-031-53979-4, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-53980-0_1 | Unlabelled Remains of megatheres have been known since the 18th century and were among the first megafaunal vertebrates to be studied. While several examples of preserved integument show a thick coverage of fur for smaller ground sloths living in cold climates such as and , comparatively very little is known about megathere skin. Assuming a typical placental mammal metabolism, it was previousl... |
| Journal | 2019 | Dilative behavior of kaolinite under drained creep condition, Dan Zhao, Mahdia Hattab, Zhen-Yu Yin, Pierre-Yves Hicher, Acta Geotechnica, Vol. 14, issue 4, pp. 1003-1019 (2019), doi:10.1007/s11440-018-0686-x | This paper studies the dilative behavior of clay during drained creep along triaxial tests under constant mean effective stress, where the volumetric strain is caused by the sole deviatoric stress variation. Tests were conducted on a saturated reconstituted clayey material by the use of a GDS stress path control apparatus. The development of the axial and volumetric strains was studied with respec... |
| Book section | 2024 | Literature Review, Fernando A. N. Silva, Rodrigo F. Roma, Khaled Bourbatache, Mahfoud Tahlaiti, Joao M. P. Q. Delgado, Antonio C. Azevedo, Advanced Chemical and Creep Modeling for Alkali-Aggregate Reaction in Concrete, Vol. 28, pp. 9-50, ISBN:978-3-031-53979-4, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-53980-0_2 | Unlabelled Evidence based management is needed to reverse declines in insect abundance. The Lulworth Skipper is a range restricted and declining species in the UK and northern Europe associated with mid successional grassland, which presents management challenges because interventions are necessary to prevent long term habitat deterioration but can result in short term reductions in quality. In... |
| Journal | 2024 | New device for the study of suffusion under several stress states, Didier Marot, Bikram Oli, Rachel Gelet, Fateh Bendahmane, Revue francaise de Geotechnique, Vol. 53, number 3, issue 178 (2024), doi:10.1051/geotech/2024006 | Dikes and dams can be subjected to instabilities and failures which are mainly due to external erosion (overtopping) and internal erosion processes (concentrated leak erosion, backward erosion, contact erosion and suffusion). This study deals with suffusion which can mobilize the fine fraction of cohesionless or low cohesive soils. This complex process combines three mechanisms: detachment, transp... |
| Proceedings | 2026 | Reconstruction de champs de contraintes a partir de donnees cinematiques resolues en temps : Cas d'une onde dans un materiau elastoplastique, Ningyue Sheng, Rian Seghir, Thomas Heuze, Xiaodong Liu, 17eme Colloque National en Calcul des Structures (2026) | Cette etude etend lidentification de la reponse constitutive a partir de donnees (Data Driven Identification (DDI)) a la dynamique de propagation dondes elastoplastiques dans une barre. Afin de tester la methode, les champs de deplacement obtenus par simulation aux elements finis explicite sont utilises comme donnees dentree dans une formulation DDI dynamique incluant linertie mecanique. Ces champ... |
| Book | 2022 | Contact en mecanique des structures, Anh Le Van, Wiley (2022) | Contact en mecanique des structures etudie le probleme du contact en mecanique des structures avec la loi de frottement sec de Coulomb et en grandes transformations. La theorie est basee sur une forme faible qui generalise le principe classique des puissances virtuelles en ce sens que la forme faible inclut demblee les lois de contact. Cette formulation, qui ressemble au lagrangien augmente, est e... |
| Proceedings | 2019 | Statistical subspace based damage localization on Saint-Nazaire Bridge mock-up, Md Delwar Hossain Bhuyan, Michael Dohler, Yann Lecieux, Cyril Lupi, Jean-Christophe Thomas, Franck Schoefs, Falk Hille, Laurent Mevel, IOMAC 2019 - 8th International Operational Modal Analysis Conference, pp. 1-9 (2019) | The subject of damage localization is an important issue for Structural Health Monitoring (SHM) particularly in mechanical or civil structures under ambient excitation. In this paper, the statistical subspace based damage localization method has been applied on a benchmark application, namely a 1/200 scale model of the Saint Nazaire Bridge, which is a cable stayed bridge located on the Loire River... |
| Proceedings | 2024 | Analysis of fractures propagating in silver fir (Abies Alba) using High-Resolution Full-Field Measurements, Raphael Langlois, Arthur Bontemps, Rostand Moutou Pitti, Joseph Gril, Benoit Blaysat, SEM Annual Conference (2024) | Wood as a material is inherently multiscale, viscous, heteregeneous and anisotropic. When combined with complex stress field due to a propagating crack, it leads to both theoretical and experimental difficulties. Therefore understanding wood fracture mechanics is a scientific challenge and a topical concern in the timber engineering community. For instance, crack bridges or micro cracking in wood ... |
| Journal | 2026 | In situ EBSD Characterisation of Anisotropic Creep Behaviour in a Thick AA2139 Part during in-forming artificial ageing, Calixte Gautier, Pierre Antoine Dubos, David Gloaguen, Baptiste Girault, Maxime Rollin, Solid State Phenomena, Vol. 388, issue 1-2, pp. 29-37 (2026), doi:10.4028/p-x19oZa | The present study aims to investigate the anisotropic creep behaviour of aluminium alloy 2139 during artificial ageing, through in situ thermomechanical loadings under Electron Backscattered Diffraction (EBSD). EBSD analysis enabled the characterisation of microstructural parameters and the identification of grain misorientations which were further correlated with macroscopic creep strain. In situ... |
| Proceedings | 2024 | Mechanical behavior of a treated silt subjected to curing stress., Lucile Pigeot, Nathalie Dufour, Helene Calissano, Laurent Batilliot, Fabienne Dermenonville, Anthony Soive, 12emes Journees Nationales de Geotechnique et de Geologie de lIngenieur (2024) | An experimental protocol using a resonant column is proposed to simulate the curing of a silt stabilized with 1 % lime and 5 % hydraulic binder when placed in a high embankment. Shear modulus degradation curves measured on reconstituted soil specimens show that a mechanical gain is provided by curing under isotropic confining pressure of 500 kPa.... |
| Journal | 2022 | Quantification of the effect of pump wave amplitude on crack breathing for the Nonlinear Coda Wave Interferometry, Shilin Qu, Benoit Hilloulin, Olivier Chupin, Jean Michel Piau, Odile Abraham, Vincent Tournat, e-Journal of Nondestructive Testing, Vol. 27, issue 9 (2022), doi:10.58286/27238 | In civil engineering, an emerging ultrasonic approach based on Code Wave Interferometry (CWI), called Nonlinear Coda Wave Interferometry (NCWI) has been developed to detect microcracks in cementitious materials that cannot be detectedby conventional ultrasonic methods. NCWI uses a high amplitude low frequency (LF) nonlinear pump wave to generate a nonlinear clapping effect at microcracks that can ... |
| Journal | 2019 | Influence of relative humidity and temperature on the sol-gel transition of a siloxane surface treatment, Quentin Hatte, Pierre-Antoine Dubos, Nadia Guitter, Mireille Richard-Plouet, Pascal Casari, Journal of Sol-Gel Science and Technology, Vol. 90, issue 2, pp. 230-240 (2019), doi:10.1007/s10971-019-04929-0 | This work investigates the effect of relative humidity (RH) and temperature on drying phenomenon of a siloxane coating during the sol gel process. An experimental approach was taken, due to a lack of available data in existing literature. Dynamic Vapor Sorption, Fourier Transform Infra Red spectroscopy and X ray Photoelectron Spectroscopy analyses were performed during sol drying, while controllin... |
| Proceedings | 2025 | Thermo-Chemo-Mechanical Modeling of Thermosetting Composites : Study of Cure-Induced Deformations, Sourour Traouli, Rima Sfar Zbed, Mael Peron, Vincent Sobotka, Steven Le Corre, Jago Pridie, Journees Nationales sur les Composites 2025 (2025) | During the curing process of unidirectional thermosetting composite laminates, various coupled thermo chemo mechanical phenomena induce residual deformations that significantly influence the final dimensions and mechanical properties of the parts. The aim of this study is to provide a detailed experimental characterization and propose a modeling framework to predict these deformations throughout t... |
| Proceedings | 2024 | Dynamics of moisture diffusion in epoxy resin : empirical and modeling insights into absorption-desorption behavior, Hamza Tarin, Jamal Fajoui, Julie Cocaud, Yuan Wu, Pascal Casari, Frederic Jacquemin, Amandine Celino, Sylvain Freour, Abdellah Arhaliass, Ahmed Rhallabi, Azzam El Maasri, Material Science, Vol. 2, pp. 714-721 (2024), doi:10.60691/yj56-np80 | Rapid advancements in the composite industry have led to an increase in the adoption of epoxy resins in high pressure applications in industries such as water transport systems, due to their enhanced mechanical properties. Despite their advantages, studies have proven that water absorption in epoxy tubes can degrade their mechanical properties when subjected to extreme environmental conditions. He... |
| Journal | 2019 | SCAP-1D : A Spatial Correlation Assessment Procedure from unidimensional discrete data, Romain Clerc, Mestapha Oumouni, Franck Schoefs, Reliability Engineering and System Safety, Vol. 191, number 106498, issue 3 (2019), doi:10.1016/j.ress.2019.106498 | |
| Proceedings | 2025 | Comparaison d'algorithmes de resolution de contact frottant sur des problemes a solutions multiples, V Rey, Congres Francais de Mecanique (2025) | In this paper, we propose to compare 3 numerical methods dedicated to the frictional contact problems with Coulomb model for friction: Nitsche method, augmented Lagrangian and convex optimization (via primal dual algorithm). Those methods are applied on two mechanical problems with large friction coefficient possessing either 2 or an infinite number of solutions. The influence of the numerical par... |
| Proceedings | 2019 | Reliability of the Data-Driven Identification algorithm with respect to incomplete input data, Marie Dalemat, Michel Coret, Adrien Leygue, Erwan Verron, Constitutive Models for Rubber XI, pp. 311-316, CRC Press (2019), doi:10.1201/9780429324710-55 | This work focuses on the influence of the input parameters of the Data Driven Identification algorithm developed by Leygue et al. (2018) on the results obtained. This algorithm allows to measure stresses, from displacement fields and forces applied to a structure; the particularity is the absence of underlying constitutive equation. In the case of real experiments, the data are incomplete; but it ... |
| Proceedings | 2019 | Composite part curing in industrial Micro-wave oven: simulation methodology, Yann Duplessis Kergomard, Erik Abenius, Hermine Tertrais, Anais Barasinski, Francisco Chinesta, Laurent Dufort, 21eme Journees Nationales sur les Composites (2019) | The paper presents a simulation methodology to predict the curing of composites inside an industrial micro wave Hephaistos© oven. The methodology is based on a weak coupling method which chains an electromagnetic simulation of the MW oven containing the composite part and a heating curing simulation of the composite part. These simulations respectively run with the industrial softwares CEM One® an... |
| Proceedings | 2019 | Measurement and prediction of the residual strains and stresses during the cooling of a thermoplastic composite laminate, Mael Peron, Frederic Jacquemin, Pascal Casari, Gilles Orange, Jean-Luc Bailleul, Nicolas Boyard, JNC 21 (2019) | Cooling of thermoplastic composite parts inevitably leads to the development of residual stresses, which may have negative consequences on the final part health. Modelling their development during cooling therefore appears as an interesting solution to optimize the process parameters and limit the stresses intensity. This study proposes a coupled model accounting for heat transfer, crystallization... |
| Proceedings | 2019 | New Process for High Rate Production of Composite Parts based on Thermoplastics (INCREASE Project), Alexandre Giroud, Pierre Jacquet, V. Charreton, J. Maupetit, Gilles Orange, Xavier Brochet, Jerome Loureaux, Philippe Monier, Pascal Rumeau, Sebastien Comas-Cardona, Alexandre Hautefeuille, Julien Colmars, Q. Steer, 21eme Journees Nationales sur les Composites (2019) | A new direct process for the production of thermoplastic based composite parts is proposed (C RTM TP): injection in a partially closed hot mold containing the preformed dry reinforcement (3D preform), and controlled closure of the mold controlled in speed or force . The polymers used (amorphous or semi crystalline) have a viscosity of between 25 and 75 Pa.s at Tf + 25 ° C. NCF reinforcements with ... |
| Proceedings | 2019 | Microcracking of Non-Crimp Fabric composites under hygrothermal aging, Hicham Bezzou, Mael Peron, Pascal Casari, Frederic Jacquemin, 21e Journees Nationales sur les Composites (2019) | Research has increased in the development of new families of multiaxial composite materials to meet high performance criteria such as strength and durability. The last decade has seen the emergence of a new generation of composite materials of the Non Crimp Fabrictype (NCF). These are materials consistof multiaxial non woven reinforcements, and stitchedwith textile yarn(Polyester or Polyamide). Th... |
| Journal | 2024 | Accounting for the mechanical response of the cell membrane during the uptake of random nanoparticles, Sarah Iaquinta, Shahram Khazaie, Frederic Jacquemin, Sylvain Freour, Journal of Theoretical, Computational and Applied Mechanics (2024), doi:10.46298/jtcam.12489 | In order to improve the efficiency of the delivery of cancer treatments to cancer cells, the cellular uptake of nanoparticles (NPs), used as drug delivery systems, is numerically investigated through a mechanical approach. The objective is to optimize the NP's mechanical and geometrical properties to enhance their entry into cancer cells while avoiding benign ones. In previous studies, these prope... |
| Journal | 2024 | Attenuation des vibrations et de la fatigue d'une eolienne offshore flottante de type barge de 5 MW sous des charges de vent et de houle stochastiques, Riad El Hamoud, Philip Alkhoury, Mourad Ait-Ahmed, Abdulhamid Soubra, Franck Schoefs, Rabih Dib, Academic Journal of Civil Engineering (2024), doi:10.26168/ajce.42.1.30 | Cet article vise a etudier la reduction des vibrations et de la fatigue d'une eolienne offshore flottante de 5 MW de type barge soumise a un vent et une houle stochastiques. Un amortisseur dynamique accorde (ADA) de type omnidirectionnel a ete installe dans la plate forme flottante. Le programme OpenFAST, de simulation couplee aero hydroservo elastique pour eoliennes, a ete utilise pour effectuer ... |
| Journal | 2026 | Topological Optimization of Shell Laminate Composites Parts Manufactured by the TFP Process, Peng Yu, Jessy Simon, Christophe Binetruy, Nahiene Hamila, Solid State Phenomena, Vol. 387, issue 2, pp. 1-8 (2026), doi:10.4028/p-pK41bI | While the use of composite materials increases the specific stiffness of structural parts, their manufacture using automated fiber placement processes such as Tailored Fiber Placement (TFP) allows for the addition of functionalization. An example of such a part is the hydrofoil, which can gain hydrodynamic performance if its shape adapts to the different loads encountered in the three modes of nav... |
| Proceedings | 2021 | A mechanism-based thermo-viscoelastic constitutive law for fiber reinforced polymer matrix composites, L Di Gennaro, Federica Daghia, Marc Olive, Frederic Jacquemin, Denis Espinassou, COMPOSITES 2021 8th ECCOMAS Thematic Conference on the Mechanical Response of Composites (2021) | |
| Book section | 2024 | Spatial Statistical Analysis: A Blind-Approach, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 109-137, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_6 | Chapter 5 discussed sources of uncertainty identified during metal loss detection and degradation. These uncertainties affect the extent and location of the corrosion defects reported by the ILI measurements, posing additional challenges for pipeline monitoring. In this chapter, some relevant questions are raised in terms of corrosion spatial variability, such as the following: How the soil influe... |
| Journal | 2019 | Outdoor Air Temperature Measurement: A Semi-Empirical Model to Characterize Shelter Performance, Jeremy Bernard, Pascal Keravec, Benjamin Morille, Erwan Bocher, Marjorie Musy, Isabelle Calmet, Climate, Vol. 7, number 26, issue 2 (2019), doi:10.3390/cli7020026 | Shelters used to protect air temperature sensors from solar radiation induce a measurement error. This work presents a semi empirical model based on meteorological variables to evaluate this error. The model equation is based on the analytical solution of a simplified energy balance performed on a naturally ventilated shelter. Two main physical error causes are identified from this equation: one i... |
| Proceedings | 2025 | Can we reliably predict in-plane and out-of-plane permeability of a reference permeable medium? Insights from an international modeling benchmark using a standard reference porous medium, Masoud Bodaghi, Mostafa Nikzad, Cristian Lira, Andreas Endruweit, A Albayraktar, I Afgan, S Cassola, Christophe Binetruy, D Droste, M Duhovic, M Faizan, S Guessesma, L Karger, S Kperegueni, A Leitao, S Lomov, S Mokli, P Mulye, D May, M Matveev, J Machado, C Park, M Rouhi, S Schlegel, T Schmidt, M Shakoor, Elena Syerko, E Sozer, R Umer, D Weitze, 24th International Conference on Composite Materials (ICCM24) (2025) | Accurate prediction of the permeability tensor in textile reinforcements is essential for simulating and optimizing liquid composite molding (LCM) processes. However, permeability predictions often vary widely due to differences in micro and mesostructure representation, boundary conditions, and identification techniques, compounded by reinforcement distortions and dual scale flow in liquid compos... |
| Other | 2023 | Review of "Crack branching at low tip speeds: spilling the T", Elie Eid, Rian Seghir, Julien Rethore, Anna Pandolfi (2023) | |
| Proceedings | 2022 | Comportement dynamique et cyclique des limons traites a la chaux et au liant hydraulique : approche experimentale et modelisations, Lucile Pigeot, Nathalie Dufour, Anthony Soive, Fabienne Dermenonville, Ahmed Loukili, 11emes journees nationales de geotechnique et de geologie de lingenieur (2022) | Comportement dynamique et cyclique des limons traites a la chaux et au liant hydraulique : approche experimentale et modelisations... |
| Proceedings | 2024 | La Methode des Points Materiels (MPM) couplee avec Galerkin discontinu et l'integrateur temporel ADER, Alaa Lakiss, Thomas Heuze, Mikhael Tannous, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | La Methode des Points Materiels couplee avec une approximation Galerkin discontinu [1] est une methode prometteuse pour traiter des problemes dimpact sur des solides subissant de grandes deformations. On presente dans ce travail une extension de cette methode aux approximations dordre arbitrairement eleve. Ceci est realise grace a lintegrateur temporel ADER, qui dune part permet de construire une ... |
| Journal | 2019 | Modeling time and spatial variability of degradation through gamma processes for structural reliability assessment, Mestapha Oumouni, Franck Schoefs, Bruno Castanier, Structural Safety, Vol. 76, issue 11, pp. 162-173 (2019), doi:10.1016/j.strusafe.2018.09.003 | The objective of this work is to propose a spatio temporal random field for assessing the effect of spatial variability on the degradation process in structural reliability assessment. Our model extends the classical Gamma process which is usually developed for degradation temporal variability concerns to integrate spatial variability and heterogeneity issues. A log normal distributed spatial rand... |
| Proceedings | 2020 | Three-dimensional hydro-mechanical modelling of suffusion in gap-graded granular soils for engineering practice, Jie Yang, Zhen-Yu Yin, Farid Laouafa, Pierre-Yves Hicher, Workshop Innovative numerical methods for internal erosion processes (2020) | Currently, numerical studies at the real scale of an entire engineering structure considering suffusion are still rare. This study presents a 3D hydro mechanical continuous modeling approach considering suffusion in gap graded granular soils for engineering practice. It requires a relevant hydraulic model for suffusion to evaluate the changes in the fines content and a mechanical model for granula... |
| Journal | 2019 | Renewables energies in Colombia and the opportunity for the offshore wind technology, Juan Gabriel Rueda-Bayona, Andres Guzman, Juan Jose Cabello Eras, Rodolfo Silva-Casarin, Emilio Bastidas-Arteaga, Jose Horrillo-Caraballo, Journal of Cleaner Production, Vol. 220, issue 116, pp. 529-543 (2019), doi:10.1016/j.jclepro.2019.02.174 | Global offshore wind technology shows increasing progress evidenced in the recent reports of wind power capacity, expectations of market expansion and international research projects. Colombia is privileged with several types of natural resources (e.g. wind, sun, water) but there is not a clear legal context to regulate sustainable and safe exploitation of the offshore wind energy considered non c... |
| Proceedings | 2022 | Lipschitz Regularization For Softening Material, Nicolas Chevaugeon, Nicolas Moes, 15th World Congress on Computational Mechanics (WCCM-XV) and 8th Asian Pacific Congress on Computational Mechanics (APCOM-VIII), pp. 279 (2022) | |
| Proceedings | 2022 | Comportement effectif et limite de linearite d'un dun materiau architecture 2D periodique a cellules triangulaires, Valentin Jeanneau, Christelle Combescure, M.L.M. Francois, 25e Congres Francais de Mecanique (2022) | La surface limite de linearite dun materiau architecture 2D a cellules triangulaires quelconques est calculee de maniere semi analytique. Elle est composee de lintersection de trois surfaces : 1) la limite delasticite du materiau constitutif des poutres, 2) la limite en flambement sur un nombre fini de cellules et 3) la limite de localisation. Les composantes analytiques du tenseur delasticite son... |
| Proceedings | 2025 | Analysis of the long-term hygroscopic ageing behavior of bio-composite sandwich structures with acoustic emission, Yuan Wu, Pascal Casari, Sylvain Freour, Jamal Fajoui, Marianne Perrin, Marie-Laetitia Pastor, Xiaojing Gong, JNC 2025 - Les Journees Nationales sur les Composites (2025) | This work investigates the long term hygroscopic ageing behavior of bio based sandwich structures with balsa core and glass fiber laminate skins, through the experimental characterization based on the water immersion test monitored by AE wave velocity measurement, as well as the numerical modeling based on the Dual Fick diffusion model. Based on the relationships between moisture content, AE wave ... |
| Proceedings | 2019 | Simulation Data-Driven a partir d'une base de donnee experimentale. Test preliminaire sur des donnees synthetiques, Adrien Leygue, Laurent Stainier, Michael Ortiz, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | La Data Driven Computational Mechanics(DDCM)[1] offre une autre facon de resoudre un probleme aux limites. La loi de comportement y est remplacee par une base de donnees echantillonnant la reponse du materiau. La Data Driven Identification (DDI) [3], basee sur la DDCM, permet dechantillonner la reponse mecanique dun materiau a partir de mesures de champ (i.e. DIC ). On montre quil est possible de ... |
| Journal | 2019 | Assessing the influence of fieldshaper material on magnetic pulse welded interface of Al/Cu joints, Jishuai Li, Rija Nirina Raoelison, Thaneshan Sapanathan, Guillaume Racineux, Mohamed Rachik, Procedia Manufacturing, Vol. 29, pp. 337-344 (2019), doi:10.1016/j.promfg.2019.02.146 | Fieldshaper (FS) is a widely used component in magnetic pulse forming and welding to improve the efficiency of the process. It enables to increase the magnetic pressure experienced by the workpieces during forming and welding. Recent developments in this subject focuses to increase the life time of the fieldshaper and to improve the efficiency by introducing shape optimized designs. In this study,... |
| Proceedings | 2019 | Integrale J et champs asymptotiques le long d'une fissure plane, Claude Stolz, Mathieu Le Cren, Alexandre Martin, CSMA 2019, 14eme Colloque National en Calcul des Structures (2019) | La methode G est une methode de determination du taux de restitution d'energie et des facteurs d'intensite de contrainte (FICs) repandue. Dans cette contribution, nous etudions l'influence de la courbure du front de fissure sur la precision de l'evaluation des FICs. Le role de la courbure du front de fissure sur la valeur de l'integrale J de Rice est quantifie. De nouveaux champs de deplacements... |
| Proceedings | 2019 | Progressive damage and quasibrittle solids, Nunziante Valoroso, Claude Stolz, AIMETA XXIV Congresso asosiazione italina de Meccanica Teoria e applicata, pp. 408, Springer International Publishing (2019), doi:10.1007/978-3-030-41057-5 | We present a model of material degradation relying upona local damage law supplemented by convex constraints. This resultsin a damage model with bounded variation that is shown to share thesame features of the so called Thick Level Set approach. Unlike the originalmodel, in the present formulation the level set based representationis abandoned in favor of an implicit description of damaged regions... |
| Proceedings | 2024 | Etude de l'impact environnemental du procede de fabrication Wire Arc Additive Manufacturing, Antoine Balidas, Jean Yves Hascoet, Olivier Kerbrat, Manufacturing'21 (2024) | |
| Proceedings | 2019 | Mesure et prediction des deformations et contraintes residuelles lors du refroidissement dun stratifie composite thermoplastique, Mael Peron, Frederic Jacquemin, Pascal Casari, Gilles Orange, J-L. Bailleul, Nicolas Boyard, Comptes Rendus des JNC 21 Bordeaux INP 1-3 juillet 2019 (2019) | Cooling of thermoplastic composite parts inevitably leads to the development of residual stresses, which may have negative consequences on the final part health. Modelling their development during cooling therefore appears as an interesting solution to optimize the process parameters and limit the stresses intensity. This study proposes a coupled model accounting for heat transfer, crystallization... |
| Proceedings | 2022 | Effet de l'inertie sur le flambement d'une poutre sous un chargement axial dynamique, Amine Alaoui-Tahiri, Claude Stolz, Mathieu Corus, Pierre Badel, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2022 | Strategie adataptive de calcul multiechelle pilote par les donnees, Auriane Platzer, Adrien Leygue, Laurent Stainier, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2022 | Un cadre variationnel pour l'integration de modeles de comportement thermomecaniques couples a des lois de conservation hyperboliques, Thomas Heuze, Laurent Stainier, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2022 | Modelisation d'un tube par element fini de type poutre enrichi permettant l'ovalisation de la section, Youri Pascal-Abdellaoui, Claude Stolz, Frederic Daude, Philippe Lafon, Pascal Galon, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2026 | Implementation de la methode des echelles multiples en calcul symbolique : outil d'analyse analytique de systemes dynamiques nonlineaires, Vincent Mahe, 17eme Colloque National en Calcul des Structures (2026) | Implementation de la methode des echelles multiples en calcul symbolique : outil d'analyse analytique de systemes dynamiques nonlineaires... |
| Journal | 2022 | A data-driven solver scheme for inelastic problems, Erik Prume, Laurent Stainier, Michael Ortiz, Stefanie Reese, PAMM, Vol. 23, issue 1 (2022), doi:10.1002/pamm.202200153 | We review the data driven computing paradigm for inelastic problems. We extend an efficient graph search algorithm for the data search by thermodynamic constraints and a rate independent history parametrization based on the mechanical work increment. In addition, we propose a strategy how to use commercial solvers in the framework. Finally, we demonstrate the proposed method with a numerical examp... |
| Journal | 2019 | A single-objective EPR based model for creep index of soft clays considering L-2 regularization, Yin-Fu Jin, Zhen-Yu Yin, Wan-Huan Zhou, Jian-Hua Yin, Jian-Fu Shao, Engineering Geology, Vol. 248, pp. 242-255 (2019), doi:10.1016/j.enggeo.2018.12.006 | A correlation of creep index (C) with high performance is highly recommended for soft clay engineering practice. Current empirical correlations are only acceptable for a few clays. This paper aims to propose a robust and effective evolutionary polynomial regression (EPR) model for C of clay. First, a database covering various clays is formed, in which 120 data are randomly selected for training an... |
| Proceedings | 2019 | Simulation of the failure of quasi-brittle specimen with defects using the TLS damage model: Scale effect analysis, Jihed Zghal, Nicolas Moes, Dominique Leguillon, Claude Stolz, ICMM6, pp. 1-1 (2019) | Predicting the maximum load that a (quasi )brittle specimen can sustain is an important scientific and practical issue. A natural approach is to search for a criterion. Strength and toughness criteria are well suited for simple specimen having either no defect or an existing crack. When defects (notches, or cavities, ...) are present, the criterion is more complex to set up. Two approaches are con... |
| Journal | 2019 | Modeling coupled erosion and filtration of fine particles in granular media, Jie Yang, Zhen-Yu Yin, Farid Laouafa, Pierre-Yves Hicher, Acta Geotechnica, Vol. 14, issue 6, pp. 1615-1627 (2019), doi:10.1007/s11440-019-00808-8 | One of the major causes of instability in geotechnical structures such as dikes or earth dams is the phenomenon of suffusion including detachment, transport and filtration of fine particles by water flow. Current methods fail to capture all these aspects. This paper suggests a new modeling approach under the framework of the porous continuous medium theory. The detachment and transport of the fine... |
| Journal | 2019 | Internal erosion in dike-on-foundation modeled by a coupled hydromechanical approach, Jie Yang, Zhen-Yu Yin, Farid Laouafa, Pierre-Yves Hicher, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 43, issue 3, pp. 663-683 (2019), doi:10.1002/nag.2877 | One of the major causes of instability in geotechnical structures such as dikes or earth dams is internal erosion, an insidious process that occurs over a long period of time. Research on this topic is still fairly new and much more needs to be understood in order to solve the problems posed by this phenomenon. This paper proposes a hydromechanical model based on porous continuous medium theory to... |
| Proceedings | 2022 | Comportement mecanique du cobalt polycristallin : transformation de phase et effets de taille, Pierre-Antoine Dubos, Eric Hug, Michel Coret, Jamal Fajoui, David Gloaguen, Baptiste Girault, Clement Keller, Mayerling Martinez Celis, 25e Congres Francais de Mecanique (2022) | Le cobalt polycristallin est un metal de structure hexagonale compacte (HC) qui presente un rapportc/a proche de celui dune structure compacte ideale et une energie de faute dempilement faible, luiconferant des mecanismes de deformations particuliers. Dans cette etude, le comportement mecaniquedune tole de 500 m depaisseur brute de laminage est etudie. La microstructure initiale presente unetat bi... |
| Journal | 2019 | Failure risk of recycled aggregates concrete, Frederic Grondin, Menghuan Guo, Emmanuel Roziere, Ahmed Loukili, MATEC Web of Conferences, Vol. 281, number 01017 (2019), doi:10.1051/matecconf/201928101017 | In the sustainable development context, the use of demolition waste increases in the building industry. Recycled aggregates from the demolition of concrete structures are then mixed in new concrete. Furthermore, the performance evaluation of a these recycled aggregate concrete (RAC) mix is not only limited to the determination of its conventional mechanical properties. The failure risk of concrete... |
| Journal | 2020 | Effets dechelles spatiale et temporelle sur les caracterisations de la sensibilite des sols a la suffusion, Thao Le Van, Chucheng Zhong, Fateh Bendahmane, Didier Marot, Academic Journal of Civil Engineering (2020), doi:10.26168/ajce.35.1.25 | La suffusion est un processus derosion interne qui mobilise uniquement la fraction fine. Ce phenomene complexe apparait comme la combinaison de trois processus : detachement, transport et possible filtration de la fraction fine. Ce phenomene peut induire une modification de la distribution granulometrique, de la porosite et de la conductivite hydraulique du materiau. Avec lobjectif de caracteriser... |
| Proceedings | 2022 | Une formulation bidimensionnelle pour l'homogeneisation en flexion de structures helicoidales, F Treyssede, Patrice Cartraud, 25eme Congres Francais de Mecanique (2022) | A two dimensional formulation is proposed for modeling the mechanical behavior of helical beam like structures subjected to bending loads. Helical structures include multi wire cables, which are widely used in engineering applications. An accurate representation of their mechanical behavior typically requires large size three dimensional finite element models. The proposed formulation, written on ... |
| Proceedings | 2021 | On the influence of buoyancy forces, failure strain and friction coefficient on the damage extent of a grounded ship, Herve Le Sourne, Jean-Philippe Pineau, C. B. Umunnakwe, Thomas Wesoly, Olivier Dorival, 8th International Conference on Marine Structures (MARSTRUCT 2021) (2021) | |
| Journal | 2019 | Non-invasive tunnel convergence measurement based on distributed optical fiber strain sensing, Arianna Piccolo, Yann Lecieux, Sylvie Lesoille, Dominique Leduc, Smart Materials and Structures, Vol. 28, number 045008, issue 4 (2019), doi:10.1088/1361-665x/ab04cc | This paper demonstrates the feasibility of tunnel convergence measurement using distributed optical fiber strain sensors, exploiting Rayleigh scattering and different fiber anchoring methods on the structures circumference. The proposed innovative solution does not restrict the tunnel practicable section, withstands harsh environment and performs distributed measurement which can provide more info... |
| Journal | 2021 | Multiaxial fatigue experiments for elastomers based on true strain invariants, Etienne Le Mire, Erwan Verron, Bertrand Huneau, Nathan Selles, Journal of Rubber Research, Vol. 24, issue 2, pp. 227-236 (2021), doi:10.1007/s42464-021-00088-6 | For decades, multiaxial fatigue tests have been proposed in order to derive models for fatigue life prediction of elastomers. Nevertheless, the importance of quantifying the multiaxiality has not sufficiently been discussed. In this paper, a new method is proposed to handle the multiaxiality in elastomers fatigue testing. It is based on the pair (K2, K3), two invariants of the Hencky (true) strain... |
| Proceedings | 2025 | Modelisation chimio-mecanique de pates de ciment exposees aux attaques sulfatiques externes, Anthony Soive, Syed Yasir Alam, Ahmed Loukili, Rencontres Universitaires de Genie Civil (2025) | Les materiaux cimentaires exposes aux sulfates se degradent a cause de reactions physicochimiques en leur sein. Lexpansion resultante est usuellement attribuee a la pression de cristallisation de lettringite qui se forme dans un milieu supersature et dans les petits pores. Dun point de vue numerique, la plupart des modeles sinspirent des travaux de Tixier et Mobasher dans lesquels une partie de la... |
| Journal | 2019 | Resistance to mold development assessment of bio-based building materials, M. Viel, F. Collet, Yann Lecieux, M.L.M. Francois, V. Colson, Christophe Lanos, A. Hussain, M. Lawrence, Composites Part B: Engineering, Vol. 158, issue F1120, pp. 406-418 (2019), doi:10.1016/j.compositesb.2018.09.063 | |
| Journal | 2019 | Experimental and numerical investigations on dynamic behavior of CFRP laminates, R.S.B Rathod, M.D Goel, Tanusree Chakraborty, Vasant Matsagar, Pierrick Guegan, Christophe Binetruy, SN Applied Sciences, Vol. 1, number 223, issue 7 (2019), doi:10.1007/s42452-019-0732-9 | Increased application of carbon fiber reinforced polymer (CFRP) composites to resist blast loadings necessitated investigating their dynamic behavior. It requires characterization of the CFRP laminates at high strain rates using split Hopkinson pressure bar or comparable device. In this investigation, tensile properties of the CFRP laminates subjected to high strain rates are studied experimentall... |
| Proceedings | 2025 | Deep learning simulations of self-heating using physics-informed neural networks: determination of fatigue limits for laminated composites, Laurent Gornet, Journees Nationales sur les Composites 2025 (2025) | The objective of this study is to determine the fatigue properties of a high strength unidirectional carbon/epoxy laminate. The study focuses on reconstructing the fatigue characteristics of the carbon/epoxy elementary ply using a neural network. The neural networks, which represent the experimental data, are implemented while satisfying thermal models that describe the self heating of laminated c... |
| Journal | 2020 | Electromagnetic Processing for Elaboration of Dissimilar Joints. Case Studies with Aluminum, Surendar Marya, Guillaume Racineux, Modern Concepts in Material Science, Vol. 3, issue 3 (2020), doi:10.33552/MCMS.2020.03.000564 | Magnetic pulse welding (MPW) has potential applications where fusion welding is problematic, such as in dissimilar joints or where the very part integrity, as in electronic components, is likely to be threatened by hot environments. The paper describes some critical applications such as: joining of similar joints between Al wire to Al plate for electric and hybrid applications, dissimilar joints o... |
| Book section | 2024 | How Corroded Pipelines Fail and How Are They Modeled?, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 65-88, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_4 | Corrosion represents a reduction of the effective wall thickness designed to support the operating conditions of the pipeline. This metal loss may trigger a loss of containment of the transporting fluid, leading to further socioeconomic or environmental consequences. In this regard, the pipe inspection and their evaluation results are central to defining a condition based maintenance policy. The i... |
| Book section | 2024 | Onshore Pipeline Basic Context, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 17-40, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_2 | Onshore pipelines are the widest and most common means of transportation for hydrocarbons. Also, onshore pipelines are known to be the safest transportation means due to their low accident frequency and a small number of incidents affecting the population, in contrast to other means of transportation such as trains or trucks. Besides, the flexibility of building new paths makes onshore pipelines m... |
| Book section | 2024 | Uncertainty in the Assessment of Corroded Pipelines, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 91-107, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_5 | Pipeline corrosion is uncertain by nature. It depends on several uncontrolled parameters, such as the transporting fluid, the surrounding soil, pipeline geometry, and material strength. As mentioned in the previous chapter, pipeline operators can monitor corrosion at the inner/outer wall using ILI measurements every 2 to 6 years. However, these inspections are subject to uncertain measurements as ... |
| Proceedings | 2022 | Statistical properties of homogenized random polycrystals with uncertain single crystal elastic moduli, Ningyue Sheng, Shahram Khazaie, Mathilde Chevreuil, Sylvain Freour, 15eme colloque national en calcul des structures (2022) | Effective properties of polycrystals are often estimated by taking into account solely the intrinsic variabilities in crystallographic orientations along with those of the morphological shapes of the grains. The variability on the single crystal elastic moduli is not considered. In this work, we calculated the analytical estimates for effective elastic moduli of numerically generated equiaxed cubi... |
| Journal | 2019 | Biocomposites with Asymmetric Stacking for the Study of Hygro-mechanical Couplings, Mael Peron, Amandine Celino, Mickael Castro, Frederic Jacquemin, Antoine Le Duigou, Revue des composites et des materiaux avances = Journal of Composite and Advanced Materials, Vol. 29, issue 4, pp. 243-252 (2019), doi:10.18280/rcma.290408 | Plant fibers have a strong hydrophilic behavior leading to a water absorption associated with a large swelling in humid conditions. This hygroscopic deformation linked to the fiber microstructure is high compared to synthetic fibers (glass, carbon). Thus, on a laminate scale, the change in humidity leads to hygroscopic strains and stresses gradient. This must be understood in order to guarantee th... |
| Proceedings | 2025 | Influence de la variable histoire sur les predictions d'un modele d'endommagement par champ de phase, Abdelmalek Barki, Jihed Zghal, Laurent Gallimard, Isabelle Bruant, Nicolas Chevaugeon, 26e Congres Francais de Mecanique (2025) | The phase field damage model has gained considerable attention over the past decades. In its original formulation [5], the irreversibility condition of damage must be respected, requiring the resolution of a constrained variational inequality. This irreversibility constraint was simplified for thePF AT2 model by introducing a history variable, as proposed by [11]. Damage evolution is driven by thi... |
| Proceedings | 2025 | Montage d'essai pour les materiaux architectures 2D a maille triangulaire, Marc Louis Maurice Francois, 26e Congres Francais de Mecanique (2025) | A new testing set up for 2D architectural materials with equilateral triangular unit cell is shown. It allows the generation of any type of 2D stress or strain tensor. It is controlled using a conventional 1D testing machine, and by setting two angles on the setup. Measurement is performed using 2D virtualimage correlation. The setup generates a regular kinematic field (Cauchy Born type) at the bo... |
| Proceedings | 2025 | Developpement d'une methode de creation et d'optimisation de trajectoires de mors pour le formage par etirage de produits minces, Basile Allard, Tudor Balan, Cyrille Baudouin, Valentine Legrand, Adrien Leygue, 26e Congres Francais de Mecanique (CFM 2025) (2025) | Developpement d'une methode de creation et d'optimisation de trajectoires de mors pour le formage par etirage de produits minces.... |
| Proceedings | 2023 | Special Issue n°41, Proceeding of the 8th conference Diagnobeton 2023 - Nantes, France, Geraldine Villain, Mehdi Sbartai, Eric Gennesseaux, Pierric Mora, Benoit Hilloulin, Academic Journal of Civil Engineering (2023) | Ce numero special de la revue Academic Journal of Civil Engineering recueille une selection darticles presentes lors du congres international francophone Diagnobeton 2023 dedie aux methodes d'auscultation et d'evaluation non destructives des ouvrages en beton. La 8e edition de Diagnobeton, organisee par lUniversite Gustave Eiffel, linstitut de recherche en Genie civil et Mecanique et la Confederat... |
| Other | 2023 | Norme XP P94-065 Sols : reconnaissance et essais - Hole Erosion Test - Principe et methode d'essai en laboratoire pour la determination des caracteristiques de resistance a l'erosion de conduit, Stephane Bonelli, Nadia Benahmed, Christophe Chevalier, Didier Marot, Abdelwadoud Mehenni, Veronique Berche, Yasmina Boussafir, Nicolas Burchart, Delphine Jacqueline, Sylvie Nicaise, Jean-Christophe Pellez, Maxime Boucher, Remi Beguin (2023) | The experimental standard XP P94 065 was prepared by the Commission de Normalisation Terrassement. It specifies a laboratory test method for quantifying a soil's resistance to concentrated leak erosion, known as the Hole Erosion Test. This test is commonly used in the engineering of hydraulic structures (dams, dikes, canals), both for diagnosing existing structures and for new projects.... |
| Book | 2019 | Risk Evaluation and Climate Change Adaptation of Civil Engineering Infrastructures and Buildings. Under the coordination of P. Kotronis (several authors), Panagiotis Kotronis, ISBN:ISBN: 978-1-786-30486-5, Wiley (2019), doi:10.1002/9781119671428 | |
| Journal | 2026 | Formation mechanisms of the plasma electrolytic oxidation coating with cerebral cortex-like surface morphology on aluminum silicon alloys, Xiaodong Liu, Chengxi Wang, Hanqing Ni, Vincent Ji, Jilin Lei, Wei Deng, Peng Song, Taihong Huang, Xiaowei Zhang, Surfaces and Interfaces, Vol. 90, number 109188 (2026), doi:10.1016/j.surfin.2026.109188 | |
| Proceedings | 2025 | Fonctionnalisation passive de pieces composites fabriquees par procede TFP, Peng Yu, Nahiene Hamila, Jessy Simon, Sebastien Comas-Cardona, Christophe Binetruy, Journees Nationales sur les Composites 2025 (2025) | Fonctionnalisation passive de pieces composites fabriquees par procede TFP... |
| Proceedings | 2025 | Sensitivity-based optimization of test configurations for parameters identification using full field measurements, Ninon Serrurier, Pascal Bouda, Sylvia Feld-Payet, Thomas Fourest, Julien Rethore, 2025 SEM Annual Conference (2025) | In dynamic, the material properties are typically established through the implementation of testing methodologies based on homogeneous stress/strain states. Recent advances in optical technology have enabled the identification of dynamic material parameters through the use of full field measurement and inverse methods. In this approach, the specimen design is crucial, as it must be sensitive to th... |
| Journal | 2019 | Durability of Composite Materials under Severe Temperature Conditions: Influence of Moisture Content and Prediction of Thermo-Mechanical Properties During a Fire, Juan Pablo Marquez Costa, Vincent Legrand, Sylvain Freour, Journal of Composites Science, Vol. 3, number 55, issue 2 (2019), doi:10.3390/jcs3020055 | The main objective of the present study was to develop a fire thermal model able to predict the evolution of the temperature and decomposition gradient across a laminated composite structure when exposed to fire. The thermal response of composite laminate made of organic polymer matrix was investigated under severe temperature conditions as samples were exposed to high temperatures up to 750 °C. T... |
| Journal | 2019 | Monitoring of a Reinforced Concrete Wharf Using Structural Health Monitoring System and Material Testing, Yann Lecieux, Emmanuel Roziere, Virginie Gaillard, Cyril Lupi, Dominique Leduc, Johann Priou, Romain Guyard, Mathilde Chevreuil, Franck Schoefs, Journal of Marine Science and Engineering, Vol. 7, number 84, issue 4 (2019), doi:10.3390/jmse7040084 | This paper presents the Structural Health Monitoring (SHM) system developed for a port wharf of a freight terminal, in Saint Nazaire, France. This concrete structure has been equipped with a multi sensor system for the monitoring of concrete ageing. The measurement chain is designed to detect the penetration of chloride ions in order to quantify the risk of reinforcement bars corrosion. Modificati... |
| Journal | 2019 | Using blister test to predict the failure pressure in bonded composite repaired pipes, Silvio DE BARROS, B.M. Fadhil, Fahmi Alila, J. Diop, J.M.L. Reis, Pascal Casari, Frederic Jacquemin, Composite Structures, Vol. 211, issue 12, pp. 125-133 (2019), doi:10.1016/j.compstruct.2018.12.030 | |
| Book section | 2019 | Adaptation of Residential Buildings to Coastal Floods: Strategies, Costs and Efficiency, Axel Creach, Emilio Bastidas-Arteaga, Sophie Pardo, Denis Mercier, pp. 245-270, Elsevier (2019), doi:10.1016/b978-0-12-816782-3.00008-5 | As the first defence to the natural environment, residential buildings are responsible for protecting human lives and assets in society. Nevertheless, some residential buildings in coastal areas are located in places where the population is exposed to the risk of drowning. Rise in the sea level due to climate change could increase these risks. Therefore, this chapter presents and discusses a frame... |
| Proceedings | 2019 | Tensile strength of concrete at early-age: New experimental procedure and influence of mix-design parameters, Emmanuel Roziere, Ahmed Loukili, 10th International Conference on Fracture Mechanics of Concrete and Concrete Structures, IA-FraMCoS (2019), doi:10.21012/FC10.233050 | Experimental values of early age tensile strength/strain capacity are relatively scarce in literature due to practical difficulties in performing direct tensile testing during setting and early hardening stages. Existing methods do not allow determining the tensile strain capacity from fresh state to hardening stage. A new experimental procedure has been designed to provide a continuous evolution ... |
| Proceedings | 2021 | Moisture effects on monitoring GFRP-balsa sandwich structure by acoustic emission, Yuan Wu, Marianne Perrin, Marie-Laetitia Pastor, Pascal Casari, Xiaojing Gong, 10th International Conference on Composites Testing and Model Identification (2021) | The present study focuses on providing enhanced monitoring methods to control balsa cored sandwich composites structures used in naval and construction industry. Some authors [1 2] have proven that moisture absorption can accelerate composite damages such as resin cracking, skin delamination and skin core debonding. However, most related studies are via traditional mechanical tests, where it is di... |
| Proceedings | 2020 | Simulation of simultaneous squeeze-bleeding flow for the consolidation of unidirectional viscous prepregs, Paris D. Mulye, Gregoire Sorba, Alexandre Hautefeuille, Christophe Binetruy, Adrien Leygue, Sebastien Comas- Cardona, Elena Syerko, Suresh Advani, Proceedings of 19th European Conference on Composite Materials (ECCM-19), Nantes, France (2020) | |
| Book section | 2019 | Chapter 11 - Delayed mechanical properties, Frederic Grondin, Caroline de Sa, Thierry Sedran, Franck Cassagnabere, Farid Benboudjema, Ahmed Zakarya Bendimerad, Menghuan Guo, Ahmed Loukili, Pierre Nicot, Emmanuel Roziere, Bernard Foure, pp. pp 187-212, CRC Press (2019), doi:10.1201/9781351052825-16 | Delayed deformations of concrete are known to induce a risk of cracking in structures and excessive bending. Delayed deformations are mainly of two types: shrinkage and creep. The shrinkage tests were carried out for two substitution rates of natural aggregates with 30% and 100% recycled aggregates (RA). State of art and the experimental results show that shrinkage and creep generally increase whe... |
| Proceedings | 2022 | CZM analysis of secondary debondings induced by wedge splitting testing of multi-layer specimens, Nathan Lemartinel, Armelle Chabot, Eshan Dave, Laurent Gornet, 25eme Congres Francais de Mecanique (CFM2022) (2022) | In previous research efforts to study interfaces between asphalt pavement layers, the wedge splittingtest is used in order to characterize the fracture bond of interfaces between layers of pavement materialsthat are mainly made of bituminous concrete, the main structural component of pavements of thesestructures. Due to the large size of the specimens extracted from in situ test track sections, se... |
| Proceedings | 2024 | Modeling and experimental analysis of moisture diffusion behavior in bio-based balsa wood core composite sandwich, Yuan Wu, Jamal Fajoui, Pascal Casari, Sylvain Freour, Marianne Perrin, Marie-Laetitia Pastor, Xiaojing Gong, Proceedings of the 21st European Conference on Composite Materials, Vol. 7, pp. 115, European Society for Composite Materials (ESCM) (2024), doi:10.60691/yj56-np80 | This work investigates the moisture diffusion behavior of bio based balsa wood and balsa core sandwich structures. All the special dog bone balsa wood and sandwich specimens were immersed in water at room temperature to saturation, and the moisture absorption kinetics were identified analytically and numerically. It was found that the final saturated MC in the GFRP balsa sandwich was only 18 % of ... |
| Journal | 2019 | Investigation of vibration modes of a double-lap bonded joint, Amal Zeaiter, Georges Challita, Khaled Khalil, SN Applied Sciences, Vol. 1, number 299, issue 5 (2019), doi:10.1007/s42452-019-0340-8 | The authors were concerned in this work in examining the influence of many mechanical and geometrical parameters on the mode shapes of vibration of a double lap bonded joint. The parameters varied in this study were: adhesive Youngs modulus, adhesive and adherents thicknesses and overlap length. The substrates were made from steel; the adhesive is an epoxy resin. The study was carried out using AN... |
| Journal | 2021 | Effect of Scalping on the Mechanical Behavior of Coarse Soils, Nadine Ali Hassan, Ngoc-Son Nguyen, Didier Marot, Fateh Bendahmane, International Journal of Geotechnical and Geological Engineering (2021) | This paper aims at presenting a study of the effect of scalping methods on the mechanical properties of coarse soils by resorting to numerical simulations based on the discrete element method (DEM) and experimental triaxial tests. Two reconstitution methods are used, designated as scalping method and substitution method. Triaxial compression tests are first simulated on a granular materials with a... |
| Journal | 2025 | Monitoring de l'imbibition du beton par capteurs noyes de resistivite pour l'estimation de la permeabilite, Marie-Ange Eid, Academic Journal of Civil Engineering (2025), doi:10.26168/ajce.43.1.113 | L'evaluation de la permeabilite a leau du beton est cruciale, parce quelle constitue une propriete de transfert essentielle regissant le transport des agents agressifs, notamment les ions chlorure. La permeabilite du beton peut etre determinee « directement » a laide de mesures experimentales, ou « indirectement » en ajustant un modele de transport a des profils de degre de saturation experimentau... |
| Journal | 2019 | Distributed fiber optics sensing and coda wave interferometry techniques for damage monitoring in concrete structures, Antoine Bassil, Xi Wang, Xavier Chapeleau, Ernst Niederleithinger, Odile Abraham, Dominique Leduc, Sensors, Vol. 19, number 356, issue 2 (2019), doi:10.3390/s19020356 | |
| Journal | 2026 | Investigations of raster layup effect on mechanical and fracture properties of material extruded ABS samples under biaxial loadings, Qun Wu, Joseph Marae Djouda, Benjamin Smaniotto, Remi Legroux, Francois Hild, International Journal of Advanced Manufacturing Technology, Vol. 142, issue 1-2, pp. 377-397 (2026), doi:10.1007/s00170-025-17115-0 | The mechanical properties of 3D printed parts are influenced by the parameters used during the manufacturing process. Among them, the raster orientation plays an important role. In this study, biaxial tensile tests coupled with digital image correlation are used to evaluate the effect of raster orientation on the deformation and failure mechanisms of acrylonitrile butadiene styrene samples. It is ... |
| Other | 2024 | Review of "Mesh density and geodesic tortuosity in planar triangular tessellations devoted to fracture mechanics", Joffrey Lhonneur, Nawfal Blal, Yann Monerie, Jeremie Girardot, Mahmoud Shaqfa, Julien Rethore (2024) | |
| Journal | 2019 | Probabilistic analysis of strip footings based on enhanced Kriging metamodeling, Abdulkader El Haj, Abdulhamid Soubra, Tamara Al-Bittar, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 43, issue 17, pp. 2667-2686 (2019), doi:10.1002/nag.2995 | Two advanced Kriging metamodeling techniques were used to compute the failure probability of geotechnical structures involving spatially varying soil properties. These methods are based on a Kriging metamodel combined with a global sensitivity analysis that is called in literature Global Sensitivity Analysisenhanced Surrogate (GSAS) modeling for reliability analysis. The GSAS methodology may be us... |
| Journal | 2021 | High-order X-FEM for the simulation of sound absorbing poro-elastic materials with coupling interfaces, Shaoqi Wu, Olivier Dazel, Gwenael Gabard, Gregory Legrain, Journal of Sound and Vibration, Vol. 510, number 116262, issue 4 (2021), doi:10.1016/j.jsv.2021.116262 | In this paper, the acoustic field with the presence of poro elastic materials is simulated by the eXtended Finite Element Method (X FEM). Problems involving interfaces between different media are our main focus. The proposed method allows interfaces to be embedded in the finite elements, easing significantly the discretization, especially when the geometry of the interface is complex. The gradient... |
| Proceedings | 2022 | Detection et surveillance des instabilites hydromecaniques dans les geomateriaux : digitation et deformations localisees, Rana Al Nemer, Giulio Sciarra, Julien Rethore, 25e Congres Francais de Mecanique (2022) | Linfiltration du gaz dans un milieu poreux sature par un fluide mouillant est un enjeu pour plusieurs applications comme la sequestration du CO2, le sechage dun milieu initialement sature et le stockage souterrain des hydrocarbures. Une etude a lechelle de laboratoire a ete realisee pour etudier le rearrangement de la matrice granulaire suite a cette infiltration, en utilisant une nouvelle machine... |
| Book section | 2019 | Dynamic crack growth in elastomers: experimental energetic analysis, Thomas Corre, Michel Coret, Erwan Verron, Bruno Leble, pp. 512-515, CRC Press (2019) | An experimental procedure allowing full field measurements during dynamic crack propagationin membranes under large strain is presented. It consists in a two camera set up in order to perform digital imagecorrelation during both quasi static loading and dynamic fracture of the sample. Tested with a highly stretchablepolyurethane, this technique permits to retrieve the material configurations of th... |
| Proceedings | 2022 | Machines a vecteurs supports pour la fiabilite : Exploitation des estimateurs d'erreur de discretisation pour la construction de classificateurs, Ludovic Mell, Valentine Rey, Franck Schoefs, 15eme colloque national en calcul des structures (2022) | En fiabilite, les machines a vecteurs supports (SVM) sont utilisees pour separer domaine de surete et domaine de defaillance et ainsi classer une population de Monte Carlo en deux sous populations. Cela permet par la suite devaluer a moindre cout la probabilite de defaillance dun systeme par echantillonnage. La construction du classificateur SVM repose sur des observations : ici des appels a un co... |
| Proceedings | 2022 | 3D metrological shape measurements from X-ray radiographs, Lucie Calmettes, M.L.M. Francois, Julien Rethore, 25e Congres Francais de Mecanique, Nantes (2022) | |
| Proceedings | 2024 | Co-allotropic transformation study by in situ automated testing : EBSD analysis, Pierre-Antoine Dubos, Ines Addi, Samuel Branchu, Baptiste Girault, David Gloaguen, 1eres journees du groupe des utilisateurs Gatan et Edax (Gate) (2024) | |
| Proceedings | 2020 | A polynomial expansion based model for evaluating wear of thin surface coatings in fea, Tauno Tiirats, Nicolas Chevaugeon, Nicolas Moes, Claude Stolz, Nabil Marouf, 14th World Congress on Computational Mechanics (WCCM) (2020) | In the case of very thin soft surface coatings, the coating layer contribution is often discarded in a largescale Finite Element Analysis (FEA). This is mainly due to the extensive numerical cost involved. However, to avoid failure of contacting coated parts one has to consider wear of the coatings themselves. This adds additional layer of complexity to the problem. To overcome the excessive compu... |
| Journal | 2019 | Uncertainty quantification for acoustic wave propagation in a shallow water environment, Shahram Khazaie, Xun Wang, Dimitri Komatitsch, Pierre Sagaut, Wave Motion, Vol. 91, number 102390, issue 3 (2019), doi:10.1016/j.wavemoti.2019.102390 | Sound wave propagation in a shallow water environment is complex due to e.g. the uncertainties of sound speed profile being inhomogeneous and imprecisely measured, the bottom reflections, etc. The propagation and influence of several uncertainty parameters are quantified in this paper. A four layer model, which can approximately represent a wide range of shallow water environments, is considered; ... |
| Journal | 2019 | Spatial and Temporal Corrosion Degradation Modelling with A Levy Process based on ILI (In-Line) Inspections, Rafael Amaya-Gomez, Mauricio Sanchez-Silva, Emilio Bastidas-Arteaga, Franck Schoefs, Felipe Munoz, Chemical Engineering Transactions (2019), doi:10.3303/CET1977138 | Corrosion defects affect the structural integrity of onshore pipelines making them prone to a Loss of Containment (LOC). LOCs may trigger significant consequences over the surrounding people and environment. Therefore, In Line (ILI) inspections are commonly implemented to measure indicators of the metal loss along the pipe due to corrosion to support future intervention decisions. However, ILI too... |
| Proceedings | 2019 | Environmental effects on bolted composite joints subjected to preload, Ivanna Pivdiablyk, Patrick Rozycki, Laurent Gornet, Frederic Jacquemin, Stephane Auger, ICCM22 - 22nd International Conference on Composite Materials 2019 (2019) | Bolted joints are among most commonly used mechanical connection types in various domains. Application of bolt preload favours "filtering" external forces acting on a structural unit. Nevertheless, this preloaded state tends to loosening over time. Being slightly noticeable in metallic joints, the loss is multiplied by numerous parameters in case of composite ones and can reach nearly 30% within t... |
| Proceedings | 2022 | Impact du vieillissement en air sur les proprietes en traction et en fatigue dun polychloroprene charge, Hugo Madeira, Pierre-Yves Le Gac, Maelenn Le Gall, Erwan Verron, 25e Congres Francais de Mecanique (2022) | Grace a sa grande deformabilite ainsi qua sa bonne duree de vie en fatigue, le polychloroprene (CR) estun materiau de choix pour les amortisseurs et les revetements de systemes EMR (1). Comme la duree devie de telles installations peut atteindre plus de vingt ans, il est crucial de predire leffet du vieillissementsur le comportement mecanique de cet elastomere. Lorsquil est expose au vieillissemen... |
| Proceedings | 2022 | The eXtreme Mesh deformation approach (X-MESH) to follow contact fronts in a sharp manner, Benoit Le, Nicolas Moes, Nicolas Chevaugeon, Jean-Francois Remacle, 11th European Solid Mechanics Conference (ESMC2022) (2022) | |
| Other | 2026 | Review of "Fracture Toughness of Periodic Beam Lattices", Gergely Molnar, Julien Rethore, Jean-Francois Ganghoffer, Alexander Popp (2026) | |
| Proceedings | 2023 | Evolution of mechanical behavior of bone in regenerating rat calvaria through multiscale characterization., Ameni Zaouali, David Gloaguen, Valerie Geoffroy, Pierre-Antoine Dubos, Marie Jose Moya, Matthias Schwartzkopf, Tim Snow, Himadri S. Gupta, Olga Shebanova, Konrad Schneider, Baobao Chang, Baptiste Girault, 48eme Congres de la Societe de Biomecanique (2023) | |
| Journal | 2025 | Characterization and Treatment Outcomes of Malignant Histiocytoses in a Retrospective Series of 141 Cases in France, Camille Bigenwald, Damien Roos-Weil, Arnaud Pages, Zofia Helias-Rodzewicz, Christiane Copie-Bergman, Marzieh Nashvi, Pierre Khneisser, Marie-Cecile Parrens, Alexandra Traverse-Glehen, Isabelle Ray-Coquard, Loic Ysebaert, Tony Marchand, Jerome Razanamahery, Frederic Charlotte, Antoine Neel, Gandhi Damaj, Jeremie Dion, Eve Marie Nazal-Traissac, Stephanie Tardy, Geraldine Salmeron, Helene Monjanel, Ahmed Iobaih, Sebastien Heritier, Julien Haroche, Jean Donadieu, Jean-Francois Emile, Blood Advances, Vol. 9, issue 10, pp. 2530-2541 (2025), doi:10.1182/bloodadvances.2024015208 | Malignant histiocytoses (MH) are rare and poorly understood cancers, with no established therapeutic guidelines. We conducted a national retrospective study of MH diagnosed in France between 2000 and 2023. All cases underwent centralized histological review, and several malignant tumors with a stroma highly enriched in histiocytes were excluded. In total, 141 patients were included, with a median ... |
| Proceedings | 2019 | Influence of defects size on the fatigue properties of an industrial EPDM, Thomas Balutch, Bertrand Huneau, Yann Marco, Pierre Charrier, Clement Champy, 11th European Conference on Constitutive Models for Rubber (ECCMR 2019), CRC Press (2019), doi:10.1201/9780429324710-62 | Fatigue life of rubber components is known to be linked with the defects population. Indeed, cracks initiate around these defects, and propagate until the final failure of parts. In the present work, the defects size influence on the fatigue properties is estimated by drilling calibrated holes of different sizes in pure shear samples and analyzing fatigue crack initiation and propagation stages ar... |
| Proceedings | 2026 | Yield Behaviour of Thin Structures Containing Cavities Applications to LPBF Components, Lilou Gautier, Mathilde Chevreuil, Xiaodong Liu, Didier Bardel, Julien Rethore, 20th European Mechanics of Materials Conferences (EMMC20) (2026) | |
| Journal | 2025 | A Comprehensive Review on Thermal and Hygro/Hydrothermal Aging of Plant Fiber Composites: Properties, Degradation Mechanisms, and Service Life Prediction, Amine Fourari, Mouad Chakkour, Mohamed Ould Moussa, Ismail Khay, Tarak Ben Zineb, Polymer Composites, Vol. 46, issue 16, pp. 14576-14620 (2025), doi:10.1002/pc.30110 | Recently, the growth of plant fiberreinforced composites (PFRCs) has a great impact on composite research and innovation. As these materials have various applications in several engineering fields, it would be of great interest to understand the multiphysical properties of plant fiber composites under reallife conditions. In this context, several efforts have been made to shed light on the multiph... |
| Journal | 2019 | Modeling the effect of damage on diffusive behavior in a polymeric matrix composite material, Hocine Bourennane, Djelloul Gueribiz, Silvain Freour, Frederic Jacquemin, Journal of Reinforced Plastics and Composites, Vol. 38, issue 15, pp. 717-733 (2019), doi:10.1177/0731684419845479 | In this work we investigate the effect induced by a cavity on the moisture diffusion behavior of a polymer matrix. Diffusion at the interface between the matrix and cavity is modeled owing to a thermodynamic approach. In this study, the effects related to crack shape and volume fraction on the overall diffusive behavior are accounted for. Two cases were treated: the case where the cavity is closed... |
| Proceedings | 2025 | Study of the plasticity of pure titanium and cobalt at temperature through in situ thermomechanical testing using X-ray diffraction and backscattered electrons, Ines Addi, Pierre-Antoine Dubos, Baptiste Girault, David Gloaguen, 26eme Congres Francais de Mecanique (2025) | L'etude vise a caracteriser le comportement mecanique en temperature et en elasto plasticite du titane pur monophase de structure hexagonale compacte, et du cobalt pur biphase de structure hexagonale compacte avec une phase cubique a faces centrees residuelle. Pour cela, des essais in situ sont effectues combinant des sollicitations thermomecaniques a des analyses en diffraction des rayons... |
| Journal | 2019 | Strain-based methodology for mixed-mode I+II fracture: A new partitioning method for bi-material adhesively bonded joints, Marcio Moreira Arouche, Wandong Wang, Sofia Teixeira de Freitas, Silvio DE BARROS, The Journal of Adhesion, Vol. 95, issue 5-7, pp. 385-404 (2019), doi:10.1080/00218464.2019.1565756 | The dissemination of composite materials introduces applications of hybrid structures with composite and metal parts. The development of reliable methodologies to evaluate the performance of these structures is required. In this work, the mixed mode fracture behaviour of a bi material adhesively bonded joint is investigated. A new strain based criterion for the design of the mixed mode bending (MM... |
| Proceedings | 2022 | Assessment of the thermal effect of biofouling on the submarine dynamic cable of floating offshore wind turbines, Ziad Maksassi, Bertrand Garnier, Ahmed Ould El Moctar, Franck Schoefs, 5th International Conference on Renewable Energies Offshore (RENEW 2022) (2022) | Floating offshore wind turbine (FOWT) plays a significant role in meeting emission targets over the next 20 years. The dynamic submarine electrical cable (DSEC) is a key component of FOWT. Its electric insulation system is intended to withstand a maximum conductor temperature of 90oC. However, biofouling growth, particularly mussel growth, can modify heat transfer around the cable and thus the max... |
| Journal | 2019 | Theoretical assessment of the elastic modulus of natural fiber-based intra-ply hybrid composites, S. Budhe, Silvio DE BARROS, M. Banea, Journal of the Brazilian Society of Mechanical Sciences and Engineering, Vol. 41, number 563, issue 6 (2019), doi:10.1007/s40430-019-1766-z | The applications of natural fibers composites are growing in many sectors such as automotive industry, furniture, packing and construction. This is mainly due to their advantages compared to synthetic fibers composites (i.e., low cost, low weight, abundant and renewable resources among others). Nowadays, all of the main international automotive manufactures use these materials and their use is exp... |
| Journal | 2020 | Mechanical behaviour and permeability of geopolymer mortars, Mateusz Sitarz, Marta Choinska, Izabela Hager, Abdelhafid Khelidj, MATEC Web of Conferences, Vol. 322, number 01043, issue 4 (2020), doi:10.1051/matecconf/202032201043 | Geopolymers may be considered as an alternative materials to Portland cement ones, providing an opportunity to exploit industrial wastes or co products with promising short and long term performances in the construction field, f.ex. for reparation issues. However, these materials are porous and consequently their durability depends on the risk of intrusion of aggressive agents. In order to assess ... |
| Proceedings | 2020 | Neutron and X-ray diffraction measurements to explore the influence of thermal, mechanical and thermomechanical loadings on the FCC retained phase of two phase HCP/FCC cobalt, Pierre-Antoine Dubos, Jamal Fajoui, Jamal Fajoui, Nadjib Iskounen, Michel Coret, Saurabh Kabra, Baptiste Girault, David Gloaguen, International Conference on Materials Science, Mechanical and Automotive Engineerings and Technology (2020) | Thermal and mechanical effects on the phase transformation of polycrystalline two phase HCP/FCC cobalt have been studied in a coupled and decoupled way. This experimental work has involved in situ X ray and neutron diffaction analysis to determine phase proportions under various thermomechanical conditions. A quantitative analysis is proposed to better understand phase transformation in a cobalt r... |
| Proceedings | 2020 | EXPERIMENTAL AND NUMERICAL STUDY OF THE COMPOSITE WING STRUCTURE EMBEDDING SOLAR CELLS, Q Rouxel, Pierre-Antoine Dubos, Shahram Khazaie, S Lucas, Pascal Casari, Aerospace Europe Conference 2020 (2020) | Reducing the CO2 emissions is one of the major objectives in aerospace engineering. In this regard, XSun startup is developing an autonomous solar drone, SolarXOne. The latter is independent on one hand in decision with an autopilot and on the other hand in energy using solar cells and batteries. This paper aims at presenting the mechanical behavior of the solar cells and their interactions with c... |
| Journal | 2023 | Identification of natural killer markers associated with fatal outcome in COVID-19 patients, Nadine Tarantino, Elena Litvinova, Assia Samri, Cathia Soulie, Veronique Morin, Alice Rousseau, Karim Dorgham, Christophe Parizot, Olivia Bonduelle, Alexandra Beurton, Makoto Miyara, Pascale Ghillani, Julien Mayaux, Raphael Lhote, Jean-Marc Lacorte, Anne-Genevieve Marcelin, Zahir Amoura, Charles-Edouard Luyt, Guy Gorochov, Amelie Guihot, Vincent Vieillard, Frontiers in Cellular and Infection Microbiology, Vol. 13, number 167 (2023), doi:10.3389/fcimb.2023.1165756 | Introduction: Increasing evidence has shown that coronavirus disease 19 (COVID 19) severity is driven by a dysregulated immunological response. Previous studies have demonstrated that natural killer (NK) cell dysfunction underpins severe illness in COVID 19 patients, but have lacked an in depth analysis of NK cell markers as a driver of death in the most critically ill patients.Methods: We enrolle... |
| Proceedings | 2025 | Comparing traditional surrogate modelling and neural fields for vehicle crash simulation data, Thibaut Defoort, Yves Le Guennec, Jose Vicente Aguado, Domenico Borzacchiello, SIA Simulation numerique 2025 (2025) | In this study, we investigate the performance of classical surrogate modeling and neural fields for vehicle crash simulation, focusing on data that describe shell like structures undergoing large deformations via a Lagrangian framework. While traditional surrogate modeling remains appealing forspecialized physical simulations, particularly when data are limited, machine learning techniques such as... |
| Journal | 2022 | Phase distribution and properties identification of heterogeneous materials: A data-driven approach, Gabriel Valdes-Alonzo, Christophe Binetruy, Benedikt Eck, Alberto Garcia-Gonzalez, Adrien Leygue, Computer Methods in Applied Mechanics and Engineering, Vol. 390, number 114354, issue 12 (2022), doi:10.1016/j.cma.2021.114354 | This paper presents a new methodology to extend the Data Driven Identification (DDI) to heterogeneous samples made of multiple elastic materials. By using the Correspondence Analysis (CA) technique to post process DDI, we are able to identify multiple material databases representative of the material behavior of each phase. Simultaneously, we localize the different phases (matrix and inclusions) i... |
| Journal | 2019 | Controlling Anthropogenic and Natural Seismicity: Insights From Active Stabilization of the SpringSlider Model, Ioannis Stefanou, Journal of Geophysical Research : Solid Earth, Vol. 124, issue 8, pp. 8786-8802 (2019), doi:10.1029/2019JB017847 | We present a theoretical study focusing on exploring the possibility of controlling anthropogenic and natural seismicity. We actively control the pressure of injected fluids using a negative feedback control system. Our analysis is based on the spring slider model for modeling the earthquake instability. We use a general Coulomb type rheology for describing the frictional behavior of a fault syste... |
| Journal | 2019 | Probabilistic analysis of an offshore monopile foundation taking into account the soil spatial variability, Abdul-Kader El Haj, Abdul-Hamid Soubra, Jamal Fajoui, Computers and Geotechnics, Vol. 106, pp. 205-216 (2019), doi:10.1016/j.compgeo.2018.10.011 | Numerical 3D deterministic models of offshore monopile foundations are computationally expensive and thus they present a great obstacle to the use of the conventional Monte Carlo Simulation (MCS) methodology for the probabilistic analysis. In this paper, a reliable and efficient Kriging based probabilistic model called Global Sensitivity Analysis enhanced Surrogate (GSAS) modeling is used. The obj... |
| Journal | 2019 | How building energy models take the local climate into account in an urban context A review, Nicolas Lauzet, Auline Rodler, Marjorie Musy, Marie-Helene Azam, Sihem Guernouti, Dasaraden Mauree, Thibaut Colinart, Renewable and Sustainable Energy Reviews, Vol. 116, number 109390, issue 06 (2019), doi:10.1016/j.rser.2019.109390 | The urban context is often simplified or neglected in Building Energy Models (BEMs) due to the difficulties of taking accurately into account all the heat fluxes emanating from the environment. Oversimplifying the urban context can impact the accuracy of the BEM predictions. Nevertheless, several approaches can be used to allow for the impact of the urban environment on the dynamic behavior of a b... |
| Journal | 2026 | Treating complex geometries using voxel-based FEM , CDFEM, and fictitious domain method, Nagham Mawassy, Gregory Legrain, Valentine Rey, Xiaodong Liu, Finite Elements in Analysis and Design, Vol. 260, number 104604, issue 2 (2026), doi:10.1016/j.finel.2026.104604 | The integration of complex geometries into numerical simulations remains a significant challenge in computational mechanics, particularly in applications such as additive manufacturing, biomedical imaging, and materials science. To provides practical guidelines for selecting the most suitable method based on problem complexity and desired accuracy, advancing the seamless integration of image based... |
| Proceedings | 2019 | In situ mechanical behavior of bone graft for bone regenerative engineering via synchrotron X-ray micro-diffraction., Ameni Zaouali, David Gloaguen, Valerie Geoffroy, Pierre-Antoine Dubos, Marie Jose Moya, Matthias Schwartzkopf, Tim Snow, Himadri Gupta, Olga Shebanova, Konrad Schneider, Baobao Chang, Baptiste Girault, 8th International Congress on Design and Modeling of Mechanical Systems (2019) | |
| Proceedings | 2019 | Couplage fluide structure membranaire pressurisee pour letude de lamerrissage force des helicopteres, Clement Blanchard, Anh Le Van, Severin Halbout, Nicolas Couty, Yoann Jus, 24e Congres Francais de Mecanique (2019) | |
| Proceedings | 2019 | Development of a new constitutive model for thermoplastic copolyester materials, Pierre Robard, Laurent Gornet, Patrick Rozycki, Gilles Marckmann, Jean-Charles Guldner, Frederic Maitay, 11th European Conference on Constitutive Models for Rubber (ECCMR 2019), pp. 305-310, CRC Press (2019), doi:10.1201/9780429324710-54 | The present work is dedicated to a sector market of Trelleborg Boots: the constant velocity joint boots (CVJ). During their use, joints are subjected to severe constraints such as wide temperature range, self contact, friction between coils or grease. In order to increase their lifespan, Trelleborg Boots is investigating new materials and particularly thermoplastics copolyester ether (TPE E). The ... |
| Book section | 2024 | Spatial and Time-Dependent Reliability Assessment: Identification of Critical Segments, Rafael Amaya-Gomez, Emilio Bastidas-Arteaga, Mauricio Sanchez-Silva, Franck Schoefs, Felipe Munoz, pp. 261-281, Springer International Publishing (2024), doi:10.1007/978-3-031-43532-4_12 | This chapter presents the results for the reliability framework proposed in Chap. 8. The framework consists of three main stages: In the first place, new corrosion defects are generated and located on the pipeline. This approach contemplates a Homogeneous Poisson Process (HPP) to determine the number of new defects and the Non Homogeneous Poisson Point Process (NHPPP) described in the previous cha... |
| Journal | 2023 | Using artificial neural networks to model single bead geometries processed by laser-wire direct energy deposition, Reza Asadi, Antoine Queguineur, Aapo Yla-Autio, Antti Martikkala, Olli Wiikinkoski, Hossein Mokhtarian, Inigo Flores Ituarte, IOP Conference Series: Materials Science and Engineering, Vol. 1296, number 012005, issue 1 (2023), doi:10.1088/1757-899x/1296/1/012005 | Wire feed laser additive manufacturing processes have gained researchers attention because of their potential to reduce material waste, guarantee accuracy, increase material quality and density, and produce a wide dimensional range of final products. Nevertheless, printing materials with desired geometrical properties of the beads is still challenging in such processes. This might be attributed to... |
| Proceedings | 2020 | Digues experimentales du CER de Rouen en sol limoneux traite a la chaux et non traite : evaluation apres 7 ans, Lucile Saussaye, Geetanjali Das, Andry Razakamanantsoa, Erwann Rayssac, Dimitri Deneele, Christophe Chevalier, Louis Battist, Gontran Herrier, Didier Lesueur, Nicolas Poncelet, Delphine Jacqueline, Michel Froumentin, Cindy Maisonnave, Edouard Durand, Harifidy Ranaivomanana, JNGG 2020, 10emes Journees Nationales de Geotechnique et de Geologie de l'Ingenieur, pp. 9 p (2020) | En septembre 2011, deux digues experimentales ont ete construites sur le site du CER de Rouen. L'une a ete construite en utilisant un sol limoneux de classe GTR A1, la seconde est constituee du meme limon traite a 2,5% de chaux vive. Le present article fait etat de la methodologie deployee pour l'evaluation des caracteristiques des materiaux 7 ans apres le chantier de construction, en en... |
| Proceedings | 2022 | Analyse des effets de taille : Comparaison entre le modele TLS (Thick Level Set) et le Critere Couple, Jihed Zghal, Nicolas Moes, Dominique Leguillon, Claude Stolz, 25eme Congres Francais de Mecanique (2022) | The prediction of the load of a structure with a defect remains to this day a great challenge. In this study, we propose to highlight the harmfulness of a sharp V notch through a comparative study of the stress to failure obtained by the TLS model and by the coupled criterion. Indeed, the harmfulness of the notch is more important when its size is higher than the characteristic length of the mater... |
| Proceedings | 2024 | Assimilation de donnees et reduction de modele pour la surveillance d'une structure navale, Mathias Riou, Mathilde Chevreuil, Cedric Leblond, Dominique Leduc, Emilien Billaudeau, Cyril Lupi, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Cette etude porte sur lapplication de lassimilation de donnees a la surveillance en temps reel de letat structurel dune piece dequipement naval en materiau composite. Cet equipement est instrumente par des capteurs de deformation fibre optique a reseaux de Bragg, pour capter localement les deformations de la structure. La methode dinterpolation empirique (EIM), methode de reduction de modele et da... |
| Proceedings | 2024 | Simulation numerique d'ecoulement de fluides a seuil avec la methode X-Mesh, Vincent Degrooff, Jean-Francois Remacle, Nicolas Moes, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Ce travail porte sur la simulation numerique decoulements de fluides a seuil decrits par le modele de Bingham. Linterface solide liquide qui apparait dans de tels ecoulements est capturee en utilisant lidee X Mesh qui permet des deformations extremes du maillage afin dameliorer la qualite des simulations a faible cout. Les equations de conservation sont resolues via une fonctionnelle discretisee p... |
| Proceedings | 2024 | HPCrack : Un code massivement parallele pour les simulations numeriques des problemes de rupture a partir d'images, Xiaodong Liu, Julien Rethore, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | HPCrack se demarque dans la simulation realiste de la rupture de materiaux, operant directement a lechelle de voxel a partir dimages de grande envergure, sans idealisation geometrique. Developpe en C/C++, ce code polyvalent offre une flexibilite avec des configurations de parallelisme independantes, adaptees a diverses plates formes. Cette approche en eliminant les idealisations geometriques, perm... |
| Journal | 2020 | Plant-based diets to manage the risks and complications of chronic kidney disease, J. J. Carrero, A. Gonzalez-Ortiz, C. M. Avesani, S. J. L. Bakker, V. Bellizzi, P. Chauveau, C. M. Clase, A. Cupisti, A. Espinosa-Cuevas, P. Molina, Kevin Moreau, G. B. Piccoli, A. Post, S. Sezer, D. Fouque, Nature Reviews Nephrology, Vol. 16, issue 9, pp. 525-542 (2020), doi:10.1038/s41581-020-0297-2 | Traditional dietary recommendations for patients with chronic kidney disease (CKD) focus on the quantity of nutrients consumed. Without appropriate dietary counselling, these restrictions can result in a low intake of fruits and vegetables and a lack of diversity in the diet. Plant nutrients and plant based diets could have beneficial effects in patients with CKD: increased fibre intake shifts the... |
| Proceedings | 2024 | Towards the optimization of the infusion process through numerical permeability analysis and simulation, Nihad Siddig, Paris Mulye, Yves Le Guennec, Philippe Le Bot, Damien Lecointe, Yvan Denis, Elena Syerko, Olivier Fouche, Christophe Binetruy, Proceedings of 21st European Conference on Composite Materials (ECCM-21), Nantes, France, Vol. 5 (2024) | The liquid resin infusion (LRI) process is continuously used for manufacturing large industrial parts across various sectors, yet it poses challenges due to its inherent variabilities. The MONOCLE research project, led by the Jules Verne French Institute and industrial partners, aims to develop a digital monitoring approach for complex parts during infusion. This initiative seeks to enhance decisi... |
| Journal | 2019 | Effect of Heat Input on Microstructure, Residual Stress, and Corrosion Resistance of UNS 32101 Lean Duplex Stainless Steel Weld Joints, Naima Ouali, Khadidja Khenfer, Brahim Belkessa, Jamal Fajoui, Billel Cheniti, Brahim Idir, Samuel Branchu, Journal of Materials Engineering and Performance, Vol. 28, issue 7, pp. 4252-4264 (2019), doi:10.1007/s11665-019-04194-w | |
| Proceedings | 2025 | Effect of sand liquefaction on the first natural frequency of a monopile-supported offshore wind turbine using a non-linear three-dimensional finite element model, Kassem Dib, Philip Alkhoury, Abdul-Hamid Soubra, Fouad Kaddah, Proceedings of ISFOG 2025 (2025), doi:10.53243/ISFOG2025-497 | Monopile supported Offshore Wind Turbines (OWTs) are dynamically sensitive structures and theirfoundations must be designed with special consideration for cyclic/dynamic loading conditions, especially in seismicregions. The most significant effect of earthquake loads on OWTs is the possible liquefaction at the construction site. Indeed,liquefaction may affect the dynamics of the OWT and particular... |
| Proceedings | 2025 | Pile anchors of floating offshore wind farms subjected to lateral cyclic loadings in different directions, Ashraf Ahmed, Philip Alkhoury, Zheng Li, Tanguy Coquio, Abdul-Hamid Soubra, Proceedings of ISFOG 2025 (2025), doi:10.53243/ISFOG2025-535 | This paper presents a numerical study to investigate the behaviour of pile anchors used to support Floating Offshore Wind Turbines (FOWTs). In conventional FOWT farms, each anchor is attached to a single FOWT and thus the anchor is said unshared with the other neighbouring FOWTs and it is subjected to a single unidirectional irregular loading. In order to reduce the high costs of FOWT farms, the b... |
| Other | 2024 | Numerical investigation of a permeability-microstructure relationship in the context of internal erosion, Mohamed El Shamieh, Francois Bignonnet, Ngoc-Son Nguyen, Rachel Gelet, Didier Marot (2024) | This ANR project investigates how suffusion affects permeability in hydraulic earth structures by using several numerical methods. Granular samples are generated and characterized with the discrete element method (DEM). The permeability of these samples is computed by a fast Fourier transform (FFT) based method. The research addresses two types of uncertainties: discretization error in FFT based m... |
| Journal | 2023 | Monitoring du sechage de betons au laitier par capteur noye de resistivite en vue de l'estimation des proprietes de transport, Marie-Ange Eid, Geraldine Villain, Stephanie Bonnet, Sergio Palma Lopes, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.13 | Le travail presente ci dessous se deroule dans le cadre du projet ANR DEMCOM, qui sinteresse principalement aux ouvrages maritimes, dont certaines zones comme la zone de marnage sont parfois difficilement accessibles pour linspection. Pour cela, il est primordial dadopter des techniques devaluation non destructive adaptees a de tels ouvrages, notamment le capteur de resistivite noye developpe par ... |
| Proceedings | 2022 | Modelisaton multiechelle "data driven" d'une poutre heterogene elastique non lineaire, Noemie Jeannin, Fabien Menard, Patrice Cartraud, Laurent Stainier, 25e Congres Francais de Mecanique (2022) | Pour des applications de type eolien flottant, les cables electriques de transport denergie presententun comportement non lineaire en flexion. Cependant la complexite de leur structure rend prohibitivelutilisation de modeles elements finis detailles 3D. La mise en uvre dune methode multiechelleclassique de type FE2 se heurte aux memes difficultes compte tenu de la necessite dun couplage fortentre ... |
| Proceedings | 2022 | Environmental impact assessment of manufacturing a carbon fibre reinforced polyphenylene sulfide composite part using the thermo-stamping process, Vincent Lacoma, Jean Luc Bailleul, Sandy Moisan, Christophe Binetruy, Olivier Kerbrat, 25e Congres Francais de Mecanique (2022) | The use of composite materials instead of metals for aircraft parts has long been identified as a way of improving their environmental performance, as weight savings reduce fuel consumption. In the context of environmental transition, it is important to improve the environmental impact of each step of the lifecycle. However, few studies have described the environmental performance of composite par... |
| Proceedings | 2019 | Mechanical performance of a carbon/PPS composite under hygro-thermal environment, Ivanna Pivdiablyk, Patrick Rozycki, Laurent Gornet, Frederic Jacquemin, Stephane Auger, 21eme Journees Nationales sur les Composites (2019) | Carbon fibre reinforced polyphenylene sulphide is widely adopted as an engineering material in aeronautical and automobile domains. This high performance thermoplastic composite is known for an impact, damage and chemical resistance. To the authors' knowledge, the moisture absorption capacity and desorption/absorption kinetics have not yet been studied in an in depthmanner due to the fact that the... |
| Proceedings | 2019 | Effect of moisture absorption on the multi-scale behavior of flax fibers reinforced composites, Ziad El Hachem, Amandine Celino, Georges Challita, Sylvain Freour, 21eme Journees Nationales sur les Composites (2019) | Bio composites still face some obstacles which are slowing down their development in new industries, due to the hydrophilic behavior of natural fibers. The aim of the present study is to investigate the multi scale moisture diffusion phenomena in a unidirectional bio composite material reinforced with flax fibers. The effects of fiber fraction, coupling agent and relative humidity on diffusion kin... |
| Proceedings | 2019 | Experimental study and modeling of flow-induced deformations of continuous prepregs during consolidation, Alexandre Hautefeuille, Sebastien Comas-Cardona, 21eme Journees Nationales sur les Composites (2019) | The processing of thermoplastic matrix composites with high speed processes results in a strong hydro mechanical coupling between the matrix and the continuous fibre reinforcement. New mechanisms of large deformations of the fibrous architecture then appear when the generated flow has the capacity to carry the fibrous medium. This study highlights the phenomenon of fibre tows transport (also calle... |
| Proceedings | 2019 | Hydro-mechanical modeling of internal erosion in dike, Jie Yang, Farid Laouafa, Zhen-Yu Yin, Pierre-Yves Hicher, Proceedings of the 53rd US Rock Mechanics / Geomechanics Symposium (2019) | Instability in geotechnical structures such as dikes or earth dams may be induced by internal erosion. In this phenomenon, finer soil particles are plucked off from the solid matrix by seepage flow and transported through the pore domain over time. Due to the loss of a part of the solid phase, the mechanical properties of the soil are progressively degraded, and, with time, earthen structures are ... |
| Proceedings | 2019 | Development of Analytical Formulae to determine the Response of Submerged Composite Plates subjected to Underwater Explosion, Ye Pyae Sone Oo, Herve Le Sourne, Olivier Dorival, The 14th International Symposium on Practical Design of Ships and Other Floating Structures - PRADS 2019 (2019) | Closed form analytical formulae are developed to analyze the bending response of submerged composite rectangular plates subjected to underwater explosions (UNDEX). These explosions are supposed to occur at a sufficiently large stand off distance so that a uniformly distributed pressure pulse can be applied and the corresponding bubble effects can be ignored. The plate is considered in an air backe... |
| Proceedings | 2022 | Identification des phases formees dans les melanges metakaolin-laitier actives, Faten Souayfan, Emmanuel Roziere, Michael Paris, Dimitri Deneele, Ahmed Loukili, Christophe Justino, NOMAD 2022 - 4e conference internationale francophone Nouveaux Materiaux et Durabilite (2022) | Les melanges metakaolin laitier actives representent une voie prometteuse pour repondre a la fois aux exigences techniques et au critere de durabilite. Cependant, les melanges binaires sont complexes et il n'y pas vraiment de consensus dans la litterature sur les phases formees en fonction de la teneur en laitier. Dans ce travail, les phases presentes dans ces melanges sont explorees par la resona... |
| Proceedings | 2024 | Modelisation numerique multi-echelle non lineaire d'un cable d'energie, Lara Zeidan, Patrice Cartraud, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | L'etude porte sur la modelisation dun cable denergie utilise pour leolien flottant. Ce cable presente un comportement en flexion non lineaire et dependant de lhistoire, qui resulte de contacts frottants entre ses constituants. Une approche de type FE2 est developpee pour realiser le couplage entre le modele poutre densemble du cable et un modele 3D detaille dun troncon de petite taille.... |
| Proceedings | 2019 | Identification de lois de fluage par FEMU sur une ROI sans bord libre, Thomas Jailin, Nicolas Tardif, Jean Desquines, Michel Coret, Marie-Christine Baietto, Philippe Chaudet, Vincent Georgenthum, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Dans ce travail, nous nous proposons d'identifier le comportement au fluage d'une structure initialement tubulaire sur laquelle est applique un chargement thermomecanique heterogene. La ROI represente une portion de ce tube sans bord libre, sur laquelle des mesures de champs surfaciques fai blement couplees thermique/cinematique sont realisees. L'identification est effectuee par recalage par eleme... |
| Proceedings | 2026 | Comparaison d'approches elements finis pour le calcul a partir d'images, Nagham Mawassy, Gregory Legrain, Valentine Rey, Xiaodong Liu, 17eme Colloque National en Calcul des Structures (2026) | Comparaison d'approches elements finis pour le calcul a partir d'images... |
| Proceedings | 2026 | FFT-based homogenization on boundary-conforming grids of finite elements, Francois Bignonnet, Martin Ladecky, Ivana Pultarova, Jan Zeman, 17eme Colloque National en Calcul des Structures (2026) | Computational homogenization with fast Fourier transforms (FFT) is usually formulated on a uniform grid. The spatial convergence is here improved by transforming the grid into a boundary conforming one. The mechanical problem is discretized using the finite element method (FEM), with isoparametric transformation of elements and application of the Green operator in the pulled back configuration. Nu... |
| Journal | 2019 | Structural health monitoring by combining machine learning and dimensionality reduction techniques, Giacomo Quaranta, Elena Lopez, Emmanuelle Abisset-Chavanne, Jean Louis Duval, Antonio Huerta, Francisco Chinesta, Revista Internacional de Metodos Numericos para Calculo y Diseno en Ingenieria, Vol. 35, issue 1 (2019), doi:10.23967/j.rimni.2018.12.001 | Structural Health Monitoring is of major interest in many areas of structural mechanics. This paper presents a new approach based on the combination of dimensionality reduction and data mining techniques able to differentiate damaged and undamaged regions in a given structure. Indeed, existence, severity (size) and location of damage can be efficiently estimated from collected data at some locatio... |
| Proceedings | 2019 | Distributed Fiber Optic Sensors for multiple crack monitoring in reinforced concrete structures, Antoine Bassil, Ernst Niederleithinger, Xin Wang, Daniel Kadoke, Xavier Chapeleau, Dominique Leduc, Odile Abraham, Mathias Breithaupt, Samuel Potschke, 12th International Workshop on Structural Health Monitoring, IWSHM, pp. 1-10, DEStech Publications, Inc. (2019), doi:10.12783/shm2019/32133 | |
| Journal | 2019 | Application of silicon-based camera for measurement of non-homogeneous thermal field on realistic specimen surface, Chao Zhang, Jeremy Marty, Anne Maynadier, Philippe Chaudet, Julien Rethore, Marie-Christine Baietto, Applied Thermal Engineering, Vol. 149, pp. 1186-1191 (2019), doi:10.1016/j.applthermaleng.2018.12.114 | The high cost low resolution infrared cameras operating in middle infrared spectral ranges are widely used to detect the thermal fields. In this study, a low cost high resolution silicon based sensor camera operating in near infrared spectral ranges is used to perform the observation of the thermal fields on the realistic specimen surface. In near infrared spectral ranges, a small temperature vari... |
| Journal | 2019 | Macroscopic consequences of PiobertLuders and PortevinLe Chatelier bands during tensile deformation in Al-Mg alloys, Baptiste Reyne, Pierre-Yves Manach, Nicolas Moes, Materials Science and Engineering: A, Vol. 746, issue 8, pp. 187-196 (2019), doi:10.1016/j.msea.2019.01.009 | Luders bands and the Portevin Le Chatelier effect are both due to plastic flow instabilities that affect a wide variety of metallic materials. The present study focuses on understanding these behaviors. Field kinematic measurements combined with the comparison of two specimen sizes are used here to characterize the Al Mg alloy AA5086, by investigating the kinetics of individual localization bands.... |
| Proceedings | 2023 | Testing monitoring technologies on dynamic subsea power cables to detect mechanical failures, Antoine Maison, Melanie Roulet, Issam Bencheikh, Younes Demmouche, Laurent Gaillet, Maud Franchet, Emmanuel Schaeffer, Cyril Lupi, Jean-Philippe Roques, Bertrand Bailleul, Jicable 2023 (2023) | The objective of this study is to challenge monitoring technologies for the detection of mechanical failures on dynamic cables for offshore wind farms. Tensile and cyclic bending tests were performed to generate mechanical failures. Thermal, acoustic and distributed (fiber optics) monitoring technologies were included in the test setup. Results analysis permitted to determine the performance of th... |
| Journal | 2019 | Toward a customized multicriterion tool for product evaluation in the early design phases: the CMDET methodology, Kevin Audoux, Frederic Segonds, Olivier Kerbrat, Ameziane Aoussat, International Journal on Interactive Design and Manufacturing, Vol. 13, issue 3, pp. 981-993 (2019), doi:10.1007/s12008-019-00549-8 | Owing to an increase in requirements and a reduction in time to market, evaluation phases have become particularly crucial steps in the design process, specifically during the early design stages. New domains of expertise are constantly being added to design processes, and the performance evaluation tools that are currently available are too heterogeneous to be used together. The differences mainl... |
| Journal | 2026 | On the influence of resolution algorithms parameters on the converged solution for a Coulomb friction contact problem exhibiting multiple solutions, Valentine Rey, Comptes Rendus. Mecanique, Vol. 354, issue G1, pp. 461-480 (2026), doi:10.5802/crmeca.362 | In this paper, we compare four algorithms solving the quasi static contact between one elastic body and one rigid obstacle in two dimensions. With the Coulombs law of friction, this example exhibits multiple solutions if the friction coefficient is larger than 3. After describing the numerical methods tested in this paper, we study the influence of the parameters of the algorithms on the nature of... |
| Journal | 2019 | Electrochemical characteristics of NixN thin films deposited by DC and HiPIMS reactive magnetron sputtering, J. Keraudy, L. Athouel, J. Hamon, B. Girault, D. Gloaguen, M. Richard-Plouet, P.-Y. Jouan, Thin Solid Films, Vol. 669, pp. 659-664 (2019), doi:10.1016/j.tsf.2018.10.041 | This study deals with the DC and HiPIMS reactive magnetron deposition process using a pure nickel target (99.995%) in an Ar N2 gas mixture with varied nitrogen gas flow and bias voltage (floating or 100 V). The characterization of the NiN films has been carried out by X ray diffraction (XRD), X ray photoelectrons spectroscopy (XPS) and Energy dispersive X ray Spectroscopy (EDXS). XRD measurements... |
| Journal | 2019 | Resistance of alkali-activated grouts to acid leaching, Anass Cherki El Idrissi, Emmanuel Roziere, Sabine Darson-Balleur, Ahmed Loukili, Construction and Building Materials, Vol. 228, number 116681, issue 12 (2019), doi:10.1016/j.conbuildmat.2019.116681 | At very low pH values materials based on hydraulic binders cannot be directly exposed to acid solutions due to leaching, hence the need for additional coatings. As these are generally characterized by relatively high cost and environmental impact, new solutions are being developed. In this study, grouts based on alkali activated materials (activated slag and activated metakaolin with and without f... |
| Journal | 2019 | Methodology for modeling and service life monitoring of mooring lines of floating wind turbines, Hong-Duc Pham, Franck Schoefs, Patrice Cartraud, Thomas Soulard, Hien-Hau Pham, Christian Berhault, Ocean Engineering, Vol. 193, number 106603, issue 6 (2019), doi:10.1016/j.oceaneng.2019.106603 | |
| Proceedings | 2025 | Influence of overload on the propagation of 3D short fatigue cracks, Lucas Sanciet-Munier, Nathalie Limodin, Jean-Yves Buffiere, Jean-Francois Witz, Julien Rethore, Michel Coret, Ghita Filali, Yves Gaillard, Michel Fleuriot, Andrew King, Joel Lachambre, Arnaud Weck, 12th European Solid Mechanics Conference (2025) | The influence of tensile overload on fatigue crack growth of a short 3D crack has been monitored in 3D using X ray tomography, and displacement fields computation with digital volume correlation.... |
| Proceedings | 2024 | Sur les donnees mecaniques en viscoelasticite lineaire harmonique, Laurent Stainier, Hossein Salashoor, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Cette communication sinteresse a la notion de distance entre etats mecaniques dans le contexte de la viscoelasticite harmonique. Par analogie avec le cas de lelasticite, nous discutons de la definition de potentiels (primal et dual) et de fonction decart constitutif. Ces notions sont notamment critiques pour les approches basees sur les donnees, pour la simulation ou lidentification.... |
| Proceedings | 2021 | Characterization of damage mechanisms of GFRP-balsa sandwich structures under 4-point bending by coupling acoustic emission and infrared thermography, Yuan Wu, Marie-Laetitia Pastor, Marianne Perrin, Pascal Casari, Xiaojing Gong, JNC 22 (2021) | Dans ce travail, un enregistrement des signaux acoustiques et thermiques est couple aux essais de flexion pour investiguer les mecanismes d'endommagement de la structure sandwich GFRP balsa sous flexion 4 points en statique. Une approche tenant compte de la correlation entre le mouvement vertical du pixel dans les images de temperature et le deplacement reel de l'echantillon est introduite dans le... |
| Proceedings | 2025 | Heat transfer simulation of stationary shoulder friction stir welding on an AA6061 aluminium alloy, Tanguy Fajwisiewicz, Matthieu Guillo, Guillaume Racineux, Jean-Christophe Roux, Eric Feulvarch, FSWP2025 Conference on Friction Stir Welding and Processing (2025) | Stationary shoulder friction stir welding (SSFSW) is an FSW variant producing sound welding joints with a higher efficiency and surface finish than conventional FSW. The Rigid ALE finite element approach was extended to develop a numerical model considering the strong thermomechanical coupling involved in this welding process. Results showed that the numerical model exhibited a close agreement wit... |
| Journal | 2021 | Emerging, hybrid & smart composites, Christophe Binetruy, Veronique Michaud, Functional Composite Materials, Vol. 2, issue 1 (2021), doi:10.1186/s42252-021-00028-y | |
| Journal | 2019 | Bonded composite repair of metallic pipeline using energy release rate method, P. Zugliani, M. Banea, S. Budhe, R. Carbas, L. da Silva, N. Rohem, Silvio DE BARROS, Journal of Adhesion Science and Technology, Vol. 33, issue 19, pp. 2141-2156 (2019), doi:10.1080/01694243.2019.1632537 | A methodology of repair in pipes involving bonded joints, manufactured through the wrappage of a composite around the pipe, is becoming a common practice in the industry for a series of associated advantages. The prediction of failure pressure in bonded repaired pipes is vital to guarantee a good quality of adhesion in this type of repair. Nowadays, the failure pressure is usually evaluated using ... |
| Proceedings | 2019 | Robustesse de l'algorithme d'identification Data-Driven vis-a-vis de donnees parcellaires, Marie Dalemat, Michel Coret, Adrien Leygue, Erwan Verron, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Ce travail sinteresse a linfluence des parametres dentree de lalgorithme dIdentification Data Driven (DDI, Leygue et al. (Comput. Mech. Appl. Mech. Engng., 331, 184 196 [1]) sur les resultats obtenus. Cet algorithme permet de mesurer des contraintes, sans lois de comportement, a partir de champs de deplacement et des forces appliquees a une structure. Dans le cas dexperiences reelles, les donnees ... |
| Proceedings | 2019 | Methode G en 3D : interpolation des facteurs d'intensite de contraintes., Alexandre Martin, Matthieu Le Cren, Claude Stolz, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | La methode G est une methode de calcul du taux de restitution denergie et des facteurs dintensite de contrainte (FICs) repandue. Dans cette contribution, nous rappelons les fondements de la methode et discutons sa mise en uvre dans le cas tridimensionnel. Une analyse de convergence realisee sur des cas tests admettant une solution analytique montre que la methode est precise. Les erreurs issues de... |
| Proceedings | 2019 | Data-Driven Identification of Composites Permeability from Flow Patterns, Elie Eid, Adrien Leygue, Christophe Binetruy, Suresh Advani, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Fast, reliable and easy measurement of preform permeability is a crucial need for composite manufacturing by liquid molding. This paper proposes a data driven method to identify permeability by tracking flow front information. We combine the data driven computational mechanics scheme [6] along with the data driven identification [8] and add necessary self consistent corrections on the algorithms p... |
| Proceedings | 2023 | Evaluation des outils de simulation du microclimat urbain - SOLWEIG et ENVI-met, Lutete Merveil Muanda, Gal Csilla Viktoria, Delpech Philippe, Sabre Maeva, Nabil Issaadi, Vallerent Stephanie, Musy Marjorie, Auline Rodler, Academic Journal of Civil Engineering (AJCE), Vol. Vol 41 issue 1 (2023) | Pour faire face a la surchauffe urbaine, l'integration des solutions d'adaptation dans les projets urbains est un veritable defi pour les amenageurs. Ainsi, l'utilisation d'outils de simulation de microclimat urbain pour l'aide a la decision est de plus en plus frequente. Cependant, la validation de ces outils (fiabilite des parametres physiques calcules) reste une question cruciale, notamment pou... |
| Proceedings | 2019 | Modelisation multi-echelle non-lineaire de structures elancees avec constituants helicoidaux, Fabien Menard, Patrice Cartraud, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | Dans cet article, lutilisation dune analyse multi echelle est adaptee afin detudier le comportement non lineaire de structures a geometrie helicoidale soumises a de la flexion. Ces travaux ont pour objectif de reduire le temps de calculs en limitant letude a un troncon elementaire, tout en integrant les differentes interactions de contact entre les composants du cable revelant un comportement coll... |
| Proceedings | 2024 | Approche multi-echelle de caracterisation des proprietes de transfert en fonction de la morphologie des materiaux cimentaires, Mohamad Achour, Emmanuel Roziere, Francois Bignonnet, Ouali Amiri, Academic Journal of Civil Engineering, Vol. 42, pp. 370-379, Academic Journal of Civil Engineering (2024), doi:10.26168/ajce.42.1.33 | Le coefficient de diffusion dun materiau cimentaire est fonction de sa microstructure et de sa morphologie a differentes echelles, allant du nanometre au centimetre. La morphologie depend de la formulation et des conditions de durcissement de ce materiau. Lapproche multi echelle sert a faire le lien entre les proprietes diffusives et mecaniques, la composition et la microstructure du materiau. Le ... |
| Journal | 2019 | Homogenization of Fickian and non-Fickian water diffusion in composites reinforced by hydrophobic long fibers: Application to the determination of transverse diffusivity, T. Peret, Alexandre Clement, Sylvain Freour, Frederic Jacquemin, Composite Structures, Vol. 226, number 111191 (2019), doi:10.1016/j.compstruct.2019.111191 | |
| Proceedings | 2020 | Behavior of Composite Instrumented by Optical Fiber, Rochdi El Abdi, Vichith Chean, Hossein Ramezani Dana, Pascal Casari, Frederic Jacquemin, Fourth International Conference on Mechatronics & Cyber-Mechatronics ICOMECYME2020 (2020) | |
| Journal | 2020 | Laser polishing of titanium surfaces obtained by additive manufacturing process, Benoit Rosa, Jean-Yves Hascoet, MATEC Web of Conferences, Vol. 321, number 03034, issue 8 (2020), doi:10.1051/matecconf/202032103034 | Additive Manufacturing (AM) surfaces are composed by different textures and high roughness values which tend to limit its functionalities. Laser polishing process is enabling to smooth surfaces by material melting, change surface texture and decrease surface roughness ( S a ). Based on a five axes machine, which consist of milling and Laser Metal Deposition (LMD) processes, the machine is addition... |
| Journal | 2019 | Model-free data-driven methods in mechanics: material data identification and solvers, Laurent Stainier, Adrien Leygue, Michael Ortiz, Computational Mechanics, Vol. 64, issue 2, pp. 381-393 (2019), doi:10.1007/s00466-019-01731-1 | This paper presents an integrated model free data driven approach to solid mechanics, allowing to perform numerical simulations on structures on the basis of measures of displacement fields on representative samples, without postulating a specific constitutive model. A material data identification procedure, allowing to infer strain stress pairs from displacement fields and boundary conditions, is... |
| Journal | 2019 | Micro-scale investigation of the role of finer grains in the behavior of bidisperse granular materials, Habib Taha, Ngoc-Son Nguyen, Didier Marot, Abbas Hijazi, Khalil Abou-Saleh, Granular Matter, Vol. 21, number 799, issue 2 (2019), doi:10.1007/s10035-019-0867-9 | This paper presents a numerical study of the effect of fine content on the mechanical behavior of bidisperse granular materials using the discrete element method. Triaxial compression tests are performed on different samples with fine contents varied from 0 to 40%. It was found that, starting from 20%, fine content has a visible effect on the shear strength. The optimal fine content is about 30%, ... |
| Proceedings | 2019 | Etude in situ par rayonnement synchrotron de la restauration des proprietes mecaniques des tissus osseux lors du processus de regeneration., Ameni Zaouali, David Gloaguen, Valerie Geoffroy, Pierre-Antoine Dubos, Marie Jose Moya, Matthias Schwartzkopf, Tim Snow, Himadri S. Gupta, Olga Shebanova, Konrad Schneider, Baobao Chang, Baptiste Girault, Journee de la section Ouest de la SF2M 2019 (2019) | |
| Proceedings | 2019 | Flexible PZT thin films prepared by Chemical Solution Deposition process, Raynald Seveno, Julien Le Scornec, Benoit Guiffard, Vincent Le Cam, Mohammed El Gibari, Jean-Christophe Thomas, Pierre-Jean Cottinet, Mickael Lallart, Lionel Petit, International Workshop on Piezoelectric Materials and Applications in Actuators 2019 (IWPMA2019) (2019) | In the topic of the development of the market of flexible electronic, piezoelectric lead zirconate titanate (PZT) thin film have been elaborated using a Chemical Solution Deposition (CSD) process and a commercial aluminum (Al) foil as substrate. Despite of the low fusion temperature of Al, PZT thin films can be crystallized in the perovskite structure without pyrochlore phase at 650 °C. Due to the... |
| Report | 2026 | Reproduction of Data-Driven Identification on real experimental data, Nour Hachem, Adrien Leygue, Laurent Stainier (2026) | This document extends the work developed in the PhD thesis of Hachem (2025) through the application of the recommended DDI workflow to real experimental full field measurements.... |
| Proceedings | 2025 | Caracterisation de la decohesion dynamique des materiaux composites a matrice organique (CMO), Bastien Lammens, Gerald Portemont, Julien Berthe, Rian Seghir, Julien Rethore, 26eme Congres Francais de Mecanique (2025) | Les composites stratifies a matrice organique sont de plus en plus utilises dans le domaine aeronautique pour reduire la masse de la structure. Cependant, ces materiaux peuvent etre soumis a des conditions extremes et notamment des impacts a hautes vitesses. Un des mecanismes dendommagement associe a ces chargements est le delaminage, large decohesion macroscopique du milieu inter laminaire qui pe... |
| Journal | 2026 | Fourier-based computational micromechanics on boundary-conforming transformed grids, Francois Bignonnet, Martin Ladecky, Ivana Pultarova, Jan Zeman, Comptes Rendus. Mecanique, Vol. 354, issue G1, pp. 227-256 (2026), doi:10.5802/crmeca.354 | Computational homogenization accelerated by Green function preconditioning with Fast Fourier transforms (FFT) is classically performed on a uniform grid, which hinders the discretization accuracy. In this work, we consider a more accurate geometry representation obtained by transforming the uniform computational grid into a boundary conforming one. The mechanical problem is discretized using the f... |
| Proceedings | 2021 | Etude numerique et experimentale dun capteur a fibre optique base sur la reflexion de Fresnel a lextremite dune fibre multimode, Antoine Brientin, Dominique Leduc, Virgine Gaillard, Marion Girard, Cyril Lupi, Journees Nationales de l'Optique Guidee (JNOG) Optique Dijon 2021 (2021) | Lindice optique dun milieu est mesure a laide de la reflexion de Fresnel sur le dioptre fibre/matiere a lextremite dune fibre multimode. Les effets de la distribution modale de puissance sont etudies numeriquement. Une confirmation experimentale est realisee dans des solutions eau distillee/isopropanol et eau distillee/sel.... |
| Proceedings | 2022 | Detection and characterization of fatigue crack growth by acoustic emission and digital image correlation, Theotime de la Selle, Stephanie Deschanel, Jerome Weiss, Joel Lachambre, Julien Rethore, 25e Congres Francais de Mecanique (2022) | Acoustic emission (AE) signals specific to the incremental advance of fatigue cracks can be detected, cycle after cycle, during crack propagation tests in metals : they are acoustic multiplets. In order to learn more about the physical mechanisms source, a digital image correlation (DIC) analysis coupled to the AE is conducted in this study. It is shown that this type of analysis is effective to d... |
| Journal | 2019 | Representative elementary area of shale at the mesoscopic scale, Philippe Cosenza, Dimitri Pret, Anne-Laure Fauchille, Stephen Hedan, International Journal of Coal Geology, Vol. 216, number 103316, issue 2 (2019), doi:10.1016/j.coal.2019.103316 | |
| Journal | 2019 | Effective transient behaviour of heterogeneous media in diffusion problems with a large contrast in the phase diffusivities, Laurence Brassart, Laurent Stainier, Journal of the Mechanics and Physics of Solids, Vol. 124, pp. 366-391 (2019), doi:10.1016/j.jmps.2018.10.021 | This paper presents a homogenisation based constitutive model to describe the effective transient diffusion behaviour in heterogeneous media in which there is a large contrast between the phase diffusivities. In this case mobile species can diffuse over long distances through the fast phase in the time scale of diffusion in the slow phase. At macroscopic scale, contrasted phase diffusivities lead ... |
| Proceedings | 2025 | A comparison of MCOL and CEL approach for ship-FOWT collision assessment, Palaniswamy Chandrasekaran Abhemanyu, Ye Pyae Sone Oo, Herve Le Sourne, Patrick Kaeding, Thomas Lindemann, 10th International Conference on Marine Structures (MARSTRUCT 2025), pp. 235-243, CRC Press (2025), doi:10.1201/9781003642411-29 | Collisions between ships and Floating Offshore Wind Turbines (FOWTs) pose a challenge to the offshore wind industry. Thus, this study aims to develop a framework for numerical simulations of the collision using the Coupled Eulerian Lagrangian (CEL) approach in LS DYNA. The parameters governing the Fluid Structure Interaction (FSI) modelled using the CEL approach are calibrated by confronting the r... |
| Proceedings | 2023 | Proposition d'une methodologie de conception collaborative de logiciel d'ecoconception Cas de la filiere voile de competition en Bretagne, Lucas Jacquet, Charles Dufour, Yann Mace, Antoine Le Duigou, Olivier Kerbrat, S-MART 2023 : 18eme Colloque national S.mart (2023) | Proposition d'une methodologie de conception collaborative de logiciel d'ecoconception Cas de la filiere voile de competition en Bretagne... |
| Proceedings | 2025 | Actes des RUGC 2025 - Volume 3 : Prix Jeunes Chercheuses, Jeunes Chercheurs (Rene Houpert), Emmanuel Roziere, Franck Taillandier, Rencontres Universitaires de Genie Civil 2025 (2025) | |
| Journal | 2019 | Effect of Cement Type on the Mechanical Behavior and Permeability of Concrete Subjected to High Temperatures, Izabela Hager, Tomasz Tracz, Marta Choinska Colombel, Katarzyna Mroz, Materials, Vol. 12, number 3021, issue 18 (2019), doi:10.3390/ma12183021 | The paper presents experimental investigations concerning the influence of the cement type (CEMI 42.5 R Portland cement and CEMIII/A 42.5 N slag cementwith 53% granulated blast furnace slag) on the mechanical and transport properties of heated concretes. The evolution of properties due to high temperature exposure occurring during a fire was investigated. High temperature exposure produces changes... |
| Proceedings | 2019 | Numerical analysis of viscoelastic sandwich structures by a fractional derivative model, Alina Krasnobrizha, Emmanuel Valot, Michele d'Ottavio, Lorenzo Dozio, Comptes Rendus des JNC 21 (2019) | The work deals with the free vibration problem of sandwich structures with a viscoelastic core. Zener model with fractional derivatives with four parameters is used to describe the viscoelastic behaviour. The fractional law is implemented in a numerical tool based on the Ritz method and a variable kinematics approach which is particularly adapted for sandwich plate modelling, the Sublaminate Gener... |
| Journal | 2021 | Numerical Study of Low Rank Approximation Methods for Mechanics Data and Its Analysis, Lucas Lestandi, Journal of Scientific Computing, Vol. 87, number 273, issue 1 (2021), doi:10.1007/s10915-021-01421-2 | This paper proposes a comparison of the numerical aspect and efficiency of several low rank approximation techniques for multidimensional data, namely CPD, HOSVD, TT SVD, RPOD, QTT SVD and HT. This approach is different from the numerous papers that compare the theoretical aspects of these methods or propose efficient implementation of a single technique. Here, after a brief presentation of the st... |
| Proceedings | 2021 | Fluid flow and strain localisation in partially saturated porous media, Mohammed Zaim, Giulio Sciarra, Panagiotis Kotronis, Frederic Collin, 9th edition of the International Conference on Computational Methods for Coupled Problems in Science and Engineering, CIMNE (2021), doi:10.23967/coupled.2021.029 | |
| Proceedings | 2024 | From the PEEK microstructure at welded interfaces to the mechanical properties of thermoplastic composites manufactured by a Laser-Assisted Tape Placement process, Noe Restif, Mael Peron, Suzanne Laik, Federica Daghia, Frederic Jaquemin, Proceedings of the 21st European Conference on Composite Materials (2024) | The Laser Assisted Tape Placement (LATP) process of thermoplastic composites enables the rapid production of laminates. However, it generates cooling rates gradients between the surface and the bulk of the plies, probably causing a crystallinity gradient through the thickness of the laminates, although this has not been demonstrated. In this study, different characterizations techniques have been ... |
| Proceedings | 2025 | CHARACTERIZATION OF CYCLIC HYGROTHERMAL SWELLING AND SHRINKAGE BEHAVIOR OF BALSA WOOD AND GFRP-BALSA SANDWICH STRUCTURES, Yuan Wu, Pascal Casari, Jamal Fajoui, Sylvain Freour, Mouna Bouziane, 14th International Conference on Sandwich Structures (ICSS-14) (2025) | The objective of developing bio based composite sandwich structures with greener core materials is to facilitate the decarbonization of industries such as aviation and maritime. This field of research has received increasing attention over the past decades. For example, balsa wood has emerged as a highly promising alternative to foam or honeycomb cores, offering a lightweight, rapidly renewable an... |
| Journal | 2019 | Thermomechanical characterization of a low viscosity PA66 thermoplastic matrix and associated continuous glass fibre composite under processing conditions, Mael Peron, Frederic Jacquemin, Pascal Casari, Gilles Orange, Jean-Luc Bailleul, Nicolas Boyard, Journal of Composite Materials, Vol. 53, issue 22, pp. 3169-3186 (2019), doi:10.1177/0021998319862344 | Characterizing the thermomechanical properties of thermoplastic resins and associated composites is of outmost importance to understand the development of process induced stresses. To that extent, the characterization of a low viscosity PA66 matrix is proposed thanks to a homemade volumetric dilatometer named PvT XT and a dynamic mechanical analyser on a wide temperature range. The PvT XT results,... |
| Journal | 2021 | Adhesion of epoxy and polyurethane adhesives in pultruded composite material, A Passos, M Arouche, R Aguiar, H Costa, Silvio DE BARROS, E Sampaio, Journal of Advanced Joining Processes, Vol. 3, number 100045, issue 1 (2021), doi:10.1016/j.jajp.2021.100045 | An increase in applications of pultruded composite material has been noted in the last decades. The material is usually employed in sectors that require high mechanical properties as well as chemical and corrosion resistance. The pultruded profiles can be joined by mechanical fasteners (i.e. bolts) or adhesive bonding. Bonded joints present many advantages, such as low weight, design flexibility a... |
| Journal | 2019 | An efficient strategy for large scale 3D simulation of heterogeneous materials to predict effective thermal conductivity, Xiaodong Liu, Julien Rethore, Marie-Christine Baietto, Philippe Sainsot, Antonius Adrianus Lubrecht, Computational Materials Science, Vol. 166, pp. 265-275 (2019), doi:10.1016/j.commatsci.2019.05.004 | The behavior of heterogeneous materials (e.g. composite, polycrystalline) is one of the most challenging subjects for researchers. Imaging techniques based on X ray tomography permit one to obtain the inner structure of these materials. To account for such detailed information and understand the material behavior, the use of tomo graphic images as an input for numerical simulations is becoming mor... |
| Book section | 2019 | Recycled concrete at early age, Emmanuel Roziere, Ahmed Zakarya Bendimerad, Ahmed Loukili, Jean-Claude Souche, Marie Salgues, Eric Garcia-Diaz, Philippe Devillers, pp. 127-141, CRC Press (2019), doi:10.1201/9781351052825-12 | This chapter presents the methodology and results of a comprehensive experimental study about early age behavior of concrete with recycled concrete aggregates (RCA). This study includes the determination of RCA total absorption and absorption rate, the behavior of fresh concrete under standard and severe drying conditions, and the assessment of properties of hardening concrete. The RCA used in thi... |
| Journal | 2019 | A hypoplastic macroelement model for a caisson foundation in sand under monotonic and cyclic loadings, Zhuang Jin, Zhen-Yu Yin, Panagiotis Kotronis, Zheng Li, Claudio Tamagnini, Marine Structures, Vol. 66, pp. 16-26 (2019), doi:10.1016/j.marstruc.2019.02.002 | Nowadays, the numerical analysis of caisson foundations of offshore structures is a big challenge in engineering design. A simple, fast and accurate numerical tool is proposed in this article based on the macroelement concept. The novel macroelement is within the framework of hypoplasticity and can consider static monotonic and cyclic combined (multidirectional) loads for a caisson foundation in s... |
| Proceedings | 2024 | Etude de leffet de la pression de cure sur la microstructure dun limon stabilise a la chaux et au liant hydraulique par tomographie in situ a rayons X., Lucile Pigeot, Rencontres Universitaires de Genie Civil 2024 (2024), doi:10.26168/ajce.42.1.83 | Le present article propose un developpement experimental qui vise a estimer leffet dune pression de confinement sur un sol limoneux stabilise a la chaux et au liant hydraulique pendant sa cure. En effet, dans les projets dinfrastructures lineaires actuels, les sols stabilises peuvent etre soumis a des contraintes importantes au sein douvrages geotechniques. Afin de montrer que ces conditions de cu... |
| Proceedings | 2024 | Multiphysics modelling of Titanium alloy Ti-6Al-4V realised by Wire Arc Additive Manufacturing (WAAM), Alizee Remy, Matthieu Rauch, Jean Yves Hascoet, Guillaume Ruckert, Manufacturing'21 (2024) | |
| Journal | 2019 | Investigating the early-age diffusion of chloride ions in hardening slag-blended mortars on the light of their hydration progress, Amor Ben Fraj, Stephanie Bonnet, Nordine Leklou, Abdelhafid Khelidj, Construction and Building Materials, Vol. 225, pp. 485-495 (2019), doi:10.1016/j.conbuildmat.2019.07.185 | The present work seeks to investigate the ingress of chlorides during the hardening of slag blended mortars that may have been exposed to chlorides since an early age. In order to correlate chloride ingress with the microstructure development, both the hydration reaction and chemical shrinkage of the investigated mixtures are monitored, and their microstructure is characterized through SEM observa... |
| Journal | 2020 | Effect of Modeling Techniques on the Simulation: Calculating the Stress Concentration Factors in Square Hollow Section T-Joints as a Case Study, Serwan Talabani, Ahmad Azeez, Silvio DE BARROS, Basim Fadhil, Hewa Omer, ARO-The Scientific Journal of Koya University, Vol. 8, number 88, issue 1 (2020), doi:10.14500/aro.10585 | The capability of the simulation software motivates the engineers to analyze the stress in complex welded joints where ordinary mathematical expression may lack. However, unfortunately, the simulations were interpreted mechanically without considering the simulation parameters deeply. For this reason, this research aims to study the effect of simulation parameters on the stress concentration facto... |
| Proceedings | 2022 | Thermal characterization and thermal effect assessment of mussels around a dynamic submarine power cable of floating offshore wind turbine, Ziad Maksassi, Bertrand Garnier, Ahmed Ould El Moctar, Franck Schoefs, International Offshore Wind Technical Conference (IOWTC2022), Vol. 15 (2022) | |
| Journal | 2019 | Fifty years of the Journal of Adhesion, Silvio DE BARROS, R Barbastefano, C de Souza, L da Silva, L Sharpe, The Journal of Adhesion, Vol. 95, issue 11, pp. 971-978 (2019), doi:10.1080/00218464.2019.1650472 | The Journal of Adhesion (JA) is completing 50 years dedicated to the science of adhesives and its practical applications. It was launched by Dr Lou Sharpe in 1969, a pioneer of adhesion science. Throughout these years, the journal has sought to provide a forum for discussions about thephenomenon of adhesion. Its mission is to help scientists, engineers, and all academic and industrial researchers ... |
| Journal | 2019 | Multi-scale modeling and simulation of thermoplastic automated tape placement: Effects of metallic particles reinforcement on part consolidation, Angel Leon, Marta Perez, Anais Barasinski, Emmanuelle Abisset-Chavanne, Brigitte Defoort, Francisco Chinesta, Nanomaterials, Vol. 9, number 695, issue 5 (2019), doi:10.3390/nano9050695 | This paper concerns engineered composites integrating metallic particles to enhance thermal and electrical properties. However, these properties are strongly dependent on the forming process itself that determines the particle distribution and orientation. At the same time, the resulting enhanced thermal properties affect the reinforced resin viscosity whose flow is involved in the intimate contac... |
| Proceedings | 2025 | Structure and Thermal Properties of Bio-Based Blends from Functionalized Lignin for Additive Manufacturing, Meriem Bouchetara, Mustapha Nouri, Ghinwa El Hajj Sleiman, Mahfoud Tahlaiti, Ahmed Koubaa, Sofiane Belhabib, Simon Claudie, Clement Dumont, Mathieu Sauthier, Sofiane Guessasma, Polymer Blends & Eurofillers 2025 (2025) | The integration of bio based materials into Additive Manufacturing (AM) is one of today's challenges, particularly with the rise of 4D printing. AM enables a sustainable alternative to traditional petrochemical materials, while meeting growing demands for a reduced environmental footprint. The aim of this study is to improve the compatibility of lignin with poly (lactic acid) (PLA) and polyamide (... |
| Proceedings | 2025 | Coupling and decoupling multi-physical phenomena during the forming of reinforced organic matrix composite materials, Mael Peron, Journees Nationales sur les Composites 2025 (2025) | Organic matrix composite material are submitted to various and coupled multi physical phenomena during manufacturing (e.g. heat transfer, matrix transformation, hydric transfer, induced deformations, mechanical behaviour evolution...) that lead to the development of residual stresses and strains. Numerous scientific questions still need to be answered concerning both the characterization of the di... |
| Proceedings | 2022 | Etablissement de fenetre operatoire par une approche experimentale de la mesure de temperature lors du procede FSW, Moura Abboud, Laurent Dubourg, Adrien Leygue, Guillaume Racineux, Olivier Kerbrat, Conference Manufacturing21 (2022) | Cet article prend appui sur lutilisation dun systeme de mesure de temperature lors du procede de soudage par friction malaxage (FSW) pour determiner les fenetres operatoires du procede. En effet, un des grands defis rencontres lors du FSW est la variation de temperature qui selon les parametres du procede (vitesse davance et rotation, force dappui, geometrie de loutil), le type et lepaisseur de la... |
| Journal | 2019 | Uncertainty assessment of concrete electrical resistivity measurements on a coastal bridge., Lucas Bourreau, Veronique Bouteiller, Franck Schoefs, Laurent Gaillet, Benoit Thauvin, Julien Schneider, Samuel Naar, Structure and Infrastructure Engineering, Vol. 15, issue 4, pp. 443-453 (2019), doi:10.1080/15732479.2018.1557703 | During the diagnosis of existing structures, errors can be generated by uncertainty of measurements. The latter are affected by several factors and should be evaluated on site. In this paper, a large data of resistivity values (1800 measurements) measured on a bridgein a marine environment has been gathered utilizing a four electrodes probe under specific procedures. The uncertainty assessment bas... |
| Journal | 2022 | Numerical Investigation of Aggregates Size and Volume Fraction on Gas Permeability of 3D Meso-Scale Concrete, Hayder Al-Khazraji, Nathan Benkmoun, Marta Choinska, Abdelhafid Khelidj, Misan Journal of Engineering Sciences, Vol. 1, issue 2, pp. 56-62 (2022), doi:10.61263/mjes.v1i2.24 | In this paper, the influence of aggregate size and volume fraction on the permeability properties of meso scale concrete is investigated. Three volume fractions of aggregates are investigated, varying from 10, 20 and 30 %. Furthermore, three aggregate sizes are examined, 10, 14, and 16 mm. In this work, numerical results provide some indications: increasing volume fraction leads to increased fract... |
| Proceedings | 2026 | Two-Point Correlation Function Models for Polycrystals with Wide Grain Size Distributions, Shahram Khazaie, Ningyue Sheng, 17eme Colloque National en Calcul des Structures (2026) | Ultrasonic attenuation models for the characterization of polycrystalline materials rely onthe two point correlation function (TPCF). The classical exponential TPCF is insufficient for materialswith wide grain size distributions (GSDs) commonly found in industrial polycrystals. This paper evaluates three different TPCF models that explicitly incorporate GSD statistics. We compare the models propos... |
| Journal | 2022 | Monitoring chloride diffusion in BFS concrete using an Electrical Resistivity Tomography device, Mohamad Khodor El Achrafi, Geraldine Villain, Stephanie Bonnet, e-Journal of Nondestructive Testing, Vol. 27, issue 9 (2022), doi:10.58286/27281 | Corrosion of steel bars in Reinforced Concrete (RC) due to the penetration of chlorides coming from seawater is one of the main pathologies leading to degradation of marine structures. Destructive Evaluation (DE) methods like coring from concrete in such marine environment are difficult and expensive for the survey of marine RC structures. Whereas, Non Destructive Evaluation (NDE) methods based on... |
| Proceedings | 2019 | Coupling fluid and pressurized membrane structure for the study of helicopter ditching, Clement Blanchard, Anh Le Van, Severin Halbout, Nicolas Couty, Yoann Jus, VIII International Conference on Computational Methods for Coupled Problems in Science and Engineering (2019) | |
| Journal | 2023 | To what extent does decreasing the proportion of clinker in cement production effectively decrease its carbon footprint?, Imane Elkhaldi, Emmanuel Roziere, Ahmed Loukili, Materials Today: Proceedings, Vol. 121, issue 8, pp. 455-460 (2023), doi:10.1016/j.matpr.2023.07.349 | The current context of global warming requires urgent action to reduce carbon emissions from all industries, including the concrete production. To meet this challenge, the European cement standard, EN 1975, has been implemented to introduce CEM II/C M low carbon Portland cements incorporating a higher percentage of mineral additions (up to 50%), and a new family CEM VI cements with a very low clin... |
| Journal | 2022 | Quelques experiences inspirees par le monopole magnetique leptonique de G. Lochak, Gaetan de Lacheze-Murel, Daniel Fargue, Claude Daviau, Michel Karatchentzeff, Adrien Marizy, Didier Priem, Guillaume Racineux, Annales de la Fondation Louis de Broglie (2022) | Nous rapportons les resultats de quelques mesures ayant montre une augmentation du taux de deuterium dans l'eau a la suite de decharges electriques de quelques kV du type de celles utilisees en electroformage, avec ou sans fil metallique pour initier la creation d'un arc. Elles ont ete suggerees par la recherche d'effets dus au monopole magnetique de Georges Lochak.... |
| Proceedings | 2025 | Occurence of mechanosorption phenomena during the processing of a plant fiber composite, Benjamin Gaud, Mael Peron, Amandine Celino, Sylvain Freour, Journees Nationales sur les Composites 2025 (2025) | The hygric absorption of plant fibers in biobased composites leads to swelling and plasticization of the various polymers constituting the composite (matrix + fibers). Indeed, moisture impacts their mechanical properties and those of the associated composite. An optimum initial water content for the fibers has been found to be around 7%. This water content, which is critical for the production of ... |
| Proceedings | 2025 | Etude multi-echelle du fluage des liants cimentaires bas carbone par indentation instrumentee, Imane Bekrine, Benoit Hilloulin, Ahmed Loukili, 23e Journees Scientifiques du (RF)2B 2025 (2025) | La transition vers des materiaux de construction bas carbone necessite de mieux comprendre le comportement au fluage des liants alternatifs, encore peu maitrise a ce jour. Ce travail developpe une approche multi echelles combinant essais experimentaux avances et modelisation numerique pour affiner la caracterisation viscoelastique des phases cimentaires. Une methodologie innovante, Auto NI MEB, a ... |
| Proceedings | 2022 | Illustration of the weakness of the delayed damage model for dynamic loading, Jihed Zghal, Nicolas Moes, European Mechanics of Materials Conference (2022) | |
| Proceedings | 2019 | 3D real time and in situ analysis of (de)consolidation mechanisms in fibre-reinforced thermoplastic composites during thermostamping, Yassine Lakroune, Laurent Orgeas, Pierre Dumont, Florian Martoia, Sabine Rolland Du Roscoat, Frederic Jacquemin, Pascal Casari, Olivier Guiraud, 21eme Journees Nationales sur les Composites (2019) | In this work, we studied the growth and the decrease of pores as well as the mesoscopic deformations of the fibrous reinforcements, during the heating and compression phases,of prepregs used for thermo stamping and madeof woven glass fibers and polyamide 66. For this purpose, we carried out representative heating experiments and then compression on samples extracted from the prepregs. These experi... |
| Journal | 2022 | Renewal of Ballasted Railway Tracks in France on Conventional Lines: Contribution to the Development of Material Flow Analysis (MFA), Olivier Giboulot, Emmanuel Lemelin, Christophe Binetruy, Nor-Edine Abriak, Resources (2022), doi:10.2139/ssrn.4229532 | The 27,000 km of railway track in France represents approximately 100 million tonnes of ballast. This ballast requires maintenance approximately every 7 years, screening and partial renewal every 20 years, and complete replacement every 40 years. Despite its shortcomings, ballast is still widely used on railways worldwide, as there is no better or more efficient solution currently available. In an... |
| Proceedings | 2022 | Etude de la dependance du comportement mecanique des treillis quasi-periodiques au motif elementaire, Audrey Somera, Martin Poncelet, Nicolas Auffray, Julien Rethore, 25eme Congres Francais de Mecanique (2022) | Les materiaux architectures quasi periodiques semblent regrouper les avantages des mousses et des lat tices periodiques. Cependant la democratisation de leur utilisation passe par la capacite a identifier lesproprietes dun materiau homogene equivalent. Cette etude se concentre uniquement sur les structuresde type reseaux de poutre. Des simulations numeriques utilisant un modele poutre ont donc ete... |
| Proceedings | 2021 | Near interface residual stress measurement by neutron diffraction in planar AA1050/DP450 magnetic pulse welds, Thaneshan Sapanathan, Marie-Noelle Avettand-Fenoel, Thilo Pirling, Guillaume Racineux, Aude Simar, Jean-Marie Drezet, MecaSens (2021) | |
| Proceedings | 2022 | Moisture effects on monitoring GFRP-balsa sandwich structure by acoustic emission and infrared thermography, Yuan Wu, Marie-Laetitia Pastor, Marianne Perrin, Pascal Casari, Xiaojing Gong, 13th International Conference on Sandwich Structures (ICSS-13) (2022) | In this work, moisture effects on strength/stiffness degradation of GFRP balsa sandwich structures are studied with the help of active AE and IRT techniques. AE pencil lead breaking tests were conducted before 4 point bending tests to investigate the relationships between Moisture Content (MC) and AE wave propagation properties, including AE wave velocity and amplitude attenuation. Active IRT test... |
| Journal | 2023 | Industrial IoT system for laser-wire direct energy deposition: data collection and visualization of manufacturing process signals, Antti Martikkala, Olli Wiikinkoski, Reza Asadi, Antoine Queguineur, Aapo Yla-Autio, Inigo Flores Ituarte, IOP Conference Series: Materials Science and Engineering, Vol. 1296, number 012006, issue 1 (2023), doi:10.1088/1757-899x/1296/1/012006 | Industry 4.0, also known as the Fourth Industrial Revolution, is a term used to describe the current trend of automation and data exchange in manufacturing and other industries. The Internet of Things (IoT) plays a crucial role in Industry 4.0 by connecting devices, machines, and products to the Internet and enabling real time data exchange. Moreover, additive manufacturing is a key developing man... |
| Journal | 2023 | Effect of the structuration rate on dimensional stability and mechanical performance of 3D printed mortars, Ilhame Harbouz, Emmanuel Roziere, Ahmed Loukili, Ammar Yahia, Materials Today: Proceedings, Vol. 121, issue 13, pp. 370-375 (2023), doi:10.1016/j.matpr.2023.07.231 | Digital concrete fabrication is a novel construction technique in which structural elements are built layer by layer without the use of formwork. This technology has introduced new challenges in materials engineering. More emphasis lies on the structuration behavior of cement based materials. Concrete is designed to achieve adapted workability to flow during the pumping phase. It also requires pro... |
| Journal | 2020 | Durability of self-compacting concretes made with the natural pozzolan and siliceous fines, Kada Ayed, Djamel Eddine Kerdal, Nordine Leklou, Journal of Materials and Engineering Structures (2020) | The effect of natural pozzolan and local waste siliceous fines on the durability of SCC was studied in this paper. Three self compacting concretes were made with the following three additions, namely limestone fillers (SCC LF), pozzolanic fillers (SCC NP) and siliceous fillers (SCC SF). Durability tests, such as the porosity accessible to water, capillarity, carbonation, permeability to oxygen gas... |
| Proceedings | 2023 | Multi ionic penetration in Slag or Fly Ash Cementitious Matrices: Mechanisms and Modelling, Gayelle Fahed, Anthony Soive, Stephanie Bonnet, 6th International Workshop on Mechanisms and Modelling of Waste / Cement Interactions (2023) | |
| Proceedings | 2026 | Reduced Thermomechanical Model of Transient Rotordynamics Resulting From Radial Rotor-Stator Contact, Coline Jacobs, Mathias Legrand, Fabrice Thouverez, Patricio Almeida, ASME TurboExpo (2026) | The present study focuses on the turbine transient dynamics when operating in a standalone mode. In a gas turbine engine, this state corresponds to the turbine stages being disconnected from the compressors. As a result, the rotordynamics of the turbine is governed by two opposing torques: one from aerodynamic forces, assumed constant, and the other from radial rubbing within a labyrinth s... |
| Proceedings | 2019 | Phase transformation during tensile testing in polycrystalline pure cobalt., Nadjib Iskounen, Pierre-Antoine Dubos, Jamal Fajoui, Michel Coret, Marie Jose Moya, Nicolas Barrier, Eric Hug, Baptiste Girault, David Gloaguen, EUROMAT 2019, European Congress and Exhibition on Advanced Materials and Processes (2019) | |
| Journal | 2020 | Time-dependent behaviour of the Callovo-Oxfordian claystone-concrete interface, Eleni Stavropoulou, Matthieu Briffaut, Frederic Dufour, Guillaume Camps, Journal of Rock Mechanics and Geotechnical Engineering, Vol. 12, issue 1, pp. 89-101 (2020), doi:10.1016/j.jrmge.2019.09.001 | In the context of the Cigeo project, the French National Radioactive Waste Management Agency (Andra) is studying the behaviour of a deep geological facility for radioactive waste deposit in the Callovo Oxfordian (COx) claystone. The assessment of durability of this project requires the prediction of irreversible strain over a large time scale. The mechanical interaction of the host rock and the co... |
| Journal | 2019 | Experimental investigation of the mechanical behaviour of soft carbonate rock/grout interfaces for the design of offshore wind turbines, Eleni Stavropoulou, Christophe Dano, Marc Boulon, E3S Web of Conferences, Vol. 92, number 13006, issue 3 (2019), doi:10.1051/e3sconf/20199213006 | Since a few years, in France, the development and construction of offshore wind farms in different sites of the country is investigated. The wind turbines will be installed in soft carbonate rock formations (calcarenite, limestone), the mechanical properties of which can vary in a significant way according to the location of the site. Once installed, the bored piles will be sealed with grout in th... |
| Proceedings | 2022 | Representation maillee de fronts de contact par lapproche eXtreme Mesh (X-MESH), Benoit Le, Nicolas Moes, Nicolas Chevaugeon, Jean-Francois Remacle, 25e Congres Francais de Mecanique (2022) | Cet article pose les bases dune methode efficace de representation des fronts de contact, reposant sur lapproche X MESH introduite dans [1] pour modeliser les fronts de changement de phase. Lidee est de deplacer des nuds du maillage elements finis afin dobtenir une representation maillee, continue en temps du front de contact. Ces mouvements de nuds se font sans changement de topologie des nuds du... |
| Proceedings | 2022 | Durabilite des betons bas carbone vis-a-vis de la corrosion induite par carbonatation, Imane Elkhaldi, Emmanuel Roziere, Ahmed Zakarya Bendimerad, Geraldine Villain, Ahmed Loukili, NOMAD 2022 - 4e conference internationale francophone Nouveaux Materiaux et Durabilite (2022) | Compte tenu du contexte climatique actuel, la reglementation en France et dans le monde entier se dirige vers la limitation des gaz a effet de serre de toutes les industries y compris celle du beton. Dans cette perspective, la normalisation des ciments a evolue pour integrer des ciments bas carbone a fort taux de remplacement du clinker. Cette etude propose detudier desbetons a base de ces nouveau... |
| Proceedings | 2022 | Mechanical behaviour of honeycomb core under dynamic l-w shear-compression loading: development of an experimental characterization device, Louis Bridonneau, Jean-Francois Ferrero, Steven Marguet, Laurent Gornet, Patrick Rozycki, M2D2022 - 9th International Conference on Mechanics and Materials in Design, pp. 499-506 (2022) | The mechanical properties of honeycombs are well known in pure compression and pure arbitrary L or W shear orientation. However, sizing such structures under combined shearcompression solicitations remains a complex task due to a lack of data caused by the lack of suitable experimental characterization devices. In this work, a new experimental device is designed in order to induce combined both qu... |
| Journal | 2023 | Comparaison frequentielle dune sonde et dune cellule electromagnetiques a differents etats hydriques et salins de deux betons a base de CEM I et de CEM III, Myriam Bouichou, Geraldine Villain, Elisabeth Marie-Victoire, Khodor El Achrafi, Xavier Derobert, Veronique Bouteiller, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.4 | La corrosion des armatures est la principale pathologie rencontree dans les structures en beton arme, quelles soient Ouvrage dArt (pont, viaduc) ou Monument Historique. Si le suivi usuel de corrosion des armatures dans les betons est assure par des techniques electrochimiques, lapport des techniques dauscultation non destructives electromagnetiques est moins connu. Or ces dernieres sont sensibles ... |
| Proceedings | 2022 | Regles de quadrature "moment-fitting" positives pour les approches de domaines fictifs, Gregory Legrain, 15eme colloque national en calcul des structures (2022) | |
| Journal | 2019 | Spatiotemporal analysis for detection of pre-symptomatic shape changes in neurodegenerative diseases: Initial application to the GENFI cohort, Claire Cury, Stanley Durrleman, David Cash, Marco Lorenzi, Jennifer Nicholas, Martina Bocchetta, John van Swieten, Barbara Borroni, Daniela Galimberti, Mario Masellis, Maria Carmela Tartaglia, James Rowe, Caroline Graff, Fabrizio Tagliavini, Giovanni Frisoni, Robert Laforce, Elizabeth Finger, Alexandre de Mendonca, Sandro Sorbi, Sebastien Ourselin, Jonathan Rohrer, Marc Modat, Christin Andersson, Silvana Archetti, Andrea Arighi, Luisa Benussi, Sandra Black, Maura Cosseddu, Marie Fallstrm, Carlos Ferreira, Chiara Fenoglio, Nick Fox, Morris Freedman, Giorgio Fumagalli, Stefano Gazzina, Robert Ghidoni, Marina Grisoli, Vesna Jelic, Lize Jiskoot, Ron Keren, Gemma Lombardi, Carolina Maruta, Lieke Meeter, Rick van Minkelen, Benedetta Nacmias, Linn Ijerstedt, Alessandro Padovani, Jessica Panman, Michela Pievani, Cristina Polito, Enrico Premi, Sara Prioni, Rosa Rademakers, Veronica Redaelli, Ekaterina Rogaeva, Giacomina Rossi, Martin Rossor, Elio Scarpini, David Tang-Wai, Hakan Thonberg, Pietro Tiraboschi, Ana Verdelho, Jason Warren, NeuroImage, Vol. 188, issue 2, pp. 282-290 (2019), doi:10.1016/j.neuroimage.2018.11.063 | Brain atrophy as measured from structural MR images, is one of the primary imaging biomarkers used to track neurodegenerative disease progression. In diseases such as frontotemporal dementia or Alzheimer's disease, atrophy can be observed in key brain structures years before any clinical symptoms are present. Atrophy is most commonly captured as volume change of key structures and the shape change... |
| Proceedings | 2026 | Prise en compte de l'isotropie dans la methode Data-Driven Identification, Nour Hachem, Adrien Leygue, Laurent Stainier, 17eme Colloque National en Calcul des Structures (2026) | La methode Data Driven Identification permet didentifier la reponse mecanique du materiau sans postuler un modele de comportement. Nous proposons une version adaptee au cas isotrope, qui reformule la regularisation dans lespace des grandeurs principales afin que le clustering tienne compte de la structure mecanique du materiau et non plus seulement de la geometrie des donnees. Cette reduction des... |
| Proceedings | 2024 | Vers une comprehension de la convergence de la methode d'identification data-driven, Nour Hachem, Adrien Leygue, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Lapproche didentification Data Driven (DDI), proposee par Leygue et al. (2018), permet destimer les champs de contraintes a partir des mesures de champs de deformation et des resultantes defforts appliques, sans postuler de modele de comportement. Une analyse mathematique approfondie de cette approche reste cependant a realiser. Ce travail presente une etude sur la convergence de la methode dans l... |
| Journal | 2026 | Connecting Bond Switching to Fracture Toughness of Calcium Aluminosilicate Glasses, Sidsel Mulvad Johansen, Tao Du, Johan F. S. Christensen, Anders K. R. Christensen, Xuan Ge, Theany To, Lars R. Jensen, Morten M. Smedskjaer, Journal of the American Ceramic Society, Vol. 109, number 229, issue 7 (2026), doi:10.1111/jace.70956 | Fracture toughness is a critical mechanical property of glasses, but a detailed understanding of its link to composition and structure is still missing. Here, focusing on the industrially important family of calcium aluminosilicate glasses, we measure the fracture toughness of two glass series using the singleedge precracked beam method, one based on tectosilicate compositions with varying silica ... |
| Proceedings | 2024 | Vers la caracterisation de comportement non-lineaire elastique anisotrope en grandes deformations par approche Data Driven, Annie Morch, Michel Coret, Adrien Leygue, Julien Rethore, Pauline Lecomte-Grosbras, Jean-Francois Witz, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | Les textiles prothetiques sont des materiaux de plus en plus utilises pour le renfort des parois souples du corps humain. Pour ameliorer les traitements chirurgicaux, il semble indispensable de mieux comprendre le role de ces textilesin vivo et limpact de leur architecture sur leurs proprietes. Nous proposons une methode basee sur lidentification Data Driven a partir de mesures experimentales pour... |
| Journal | 2026 | Measurement of Forces Generated during Robotized Additive Manufacturing Process Using Pellet Extruder, Salah Ouassil, Pascal Casari, Elodie Paquet, Guillaume Racineux, Key Engineering Materials, Vol. 1047, issue 1, pp. 313-323 (2026), doi:10.4028/p-ly6b08 | Robotic additive manufacturing using pellet extrusion has gained significant scientific interest and industrial maturity. Increased part dimensions, reduced production time, and lower raw material costs are the main advantages of this process. This development has led to a strong demand for improved control and understanding of the process and of multiple phenomena occurring during fabrica... |
| Proceedings | 2023 | Modelisation de la corrosion par piqure des ouvrages maritimes en beton arme : prise en compte de la variabilite spatiale et des donnees d'inspection, Romain Clerc, Franck Schoefs, Charbel-Pierre El-Soueidy, Academic Journal of Civil Engineering, Vol. 41, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.4.26 | Linfluence de la corrosion par piqure et de sa variabilite spatiale sur la probabilite de defaillance des structures maritimes en beton arme est largement reconnue. Classiquement, la perte de masse associee est modelisee comme le produit de la perte de masse sous corrosion generalisee et dun facteur de piqure. Simple en apparence, cette approche souffre de lheterogeneite des modeles de densite de ... |
| Proceedings | 2021 | Optimization of the mechanical properties of multicrystalline nickel by restructuring the microstructural characteristics of the surface by vapour deposition, Ameni Zaouali, Pierre-Antoine Dubos, Pierre-Yves Jouan, Mireille Richard-Plouet, Valerie Brien, David Gloaguen, Baptiste Girault, Journees Annuelles SF2M 2021 (2021) | La deterioration des proprietes mecaniques de toles de nickel ne presentant que quelques grains dans l'epaisseur (etat multicristallin) est liee au retardement de l'activation des mecanismes de deformation dans les grains surfaciques tronques. Des depots physiques en phase vapeur, par pulverisation cathodique magnetron, d'un materiau sur un substrat de composition chimique identique (i.e. depot de... |
| Book section | 2024 | Materials and Methods, Fernando A. N. Silva, Rodrigo F. Roma, Khaled Bourbatache, Mahfoud Tahlaiti, Joao M. P. Q. Delgado, Antonio C. Azevedo, Advanced Chemical and Creep Modeling for Alkali-Aggregate Reaction in Concrete, Vol. 28, pp. 51-70, ISBN:978-3-031-53979-4, Springer Nature Switzerland (2024), doi:10.1007/978-3-031-53980-0_3 | Unlabelled This study investigated combining fine clinoptilolite with iron hydroxide coagulant, as a cost effective, dual purpose flocculant for enhanced removal of Pb+ or Cu+ ions, along with the solid liquid separation and physicochemical analysis. For the clinoptilolite, adsorption kinetics fitted a pseudo second order (PSO) rate model with higher rate constants for Pb, while equilibrium adso... |
| Proceedings | 2019 | Chloride ingress Spatial Variability assessment : towards accurate maintenance policies optimization, Romain Clerc, Franck Schoefs, Mestapha Oumouni, Othmen Ines, Stephanie Bonnet, HeaMES 2019 (2019) | |
| Book section | 2019 | Simplified modelling of surface ship whipping response to underwater explosion, Rohit Trivedi, Herve Le Sourne, Simon Paroissien, S. Branchereau, C. Lucas, pp. 120-130, CRC Press (2019), doi:10.1201/9781003002420 | This paper presents a simplified method to assess the whipping response of a surface ship subjected to underwater explosion, without modelling explicitly the surrounding water. The early time action of the shock wave generated by the detonation is treated using Taylors theory. Then, a bubble of gas starts to pulse and the incident pressure coming from resulting water flows, which usually couples w... |
| Proceedings | 2019 | Durability of composite sandwich materials: evolution of mechanical properties at very high temperatures, Vincent Legrand, Georgio Rizk, Khaled Khalil, Pascal Casari, Frederic Jacquemin, 21eme Journees Nationales sur les Composites (2019) | We analyzed the hygro thermo mechanical properties of sandwich composite materials used in marine applications, as a function of the combustion time. In this light, samples were analyzed in terms of fire resistance kinetic and of post combustion mechanical strength.... |
| Journal | 2022 | Advanced time-resolved characterization of Stress Assisted Grain Boundary Oxidation of 718 Ni superalloy, Pedro Damas Resende, Nicola Vigano, Didier Bardel, Julien Rethore, Wolfgang Ludwig, IOP Conference Series: Materials Science and Engineering, Vol. 1249, number 012046, issue 1 (2022), doi:10.1088/1757-899X/1249/1/012046 | Nickel superalloys are used for harsh condition application cases as they have high chemo thermomechanical stability. However, they can suffer from embrittlement due to stress corrosion cracking. This effect is difficult to observe as it can take place at long time scales. Here we propose a feasible experiment to study stress assisted grain boundary oxidation, a phenomenon that has similar mechani... |
| Proceedings | 2024 | Prediction of Permeability of Multi-Scale Anisotropic Porous Media by a Novel Software Suite 'PoroS', Elena Syerko, Paris D. Mulye, Christophe Binetruy, Adrien Leygue, Proceedings of the 16th Annual Meeting & Conference on Porous Media InterPore 2024, Qingdao, China (2024) | |
| Journal | 2024 | Recommendation of RILEM TC 256-SPF on fire spalling assessment during standardised fire resistance tests: complementary guidance and requirements, Pierre Pimienta, Robert Mcnamee, Fabienne Robert, Lars Bostrom, Shan-Shan Huang, Katarzyna Mroz, Colin Davie, Siyimane Mohaine, Maria Cruz Alonso, Lenka Bodnarova, Josipa Bosnjak, Stefano Dal Pont, Vinh Dao, Dorjan Dauti, Frank Dehn, Roberto Felicetti, Izabela Hager, Rudolf Hela, Tomaz Hozjan, Michael Juknat, Ulla-Maija Jumppanen, Johannes Kirnbauer, Jerneja Kolsek, Manfred Korzen, Hitesh Lakhani, Maxime Lion, Francesco Lo Monte, Cristian Maluk, Fekri Meftah, Md Jihad Miah, Alain Millard, Jean-Christophe Mindeguia, Berenice Moreau, Yahia Msaad, Mitsuo Ozawa, Francesco Pesavento, Duc Toan Pham, Klaus Pistol, Ieuan Rickard, Joao Paulo Correia Rodrigues, Mohsen Roosefid, Martin Schneider, Umesh Kumar Sharma, Kosmas Sideris, Ludwig Stelzner, Benedikt Weber, Frank Weise, Cristian Maluk, Materials and structures, Vol. 57, issue 1 (2024), doi:10.1617/s11527-023-02248-z | The recommendation is based on the co authors work organized by the RILEM TC 256 SPF Spalling of concrete due to fire: testing and modelling. It aims to provide useful information, guidance and best practices in fire spalling assessment to laboratories that perform large scale tests based on fire resistance test standards. It provides guidance on the spalling observation techniques during testing,... |
| Proceedings | 2025 | Modelisation numerique des glissements inter-plis dans un renfort cousu (NCF) a l'echelle macroscopique, Jessy Simon, Nahiene Hamila, Journees Nationales sur les Composites 2025 (2025) | Modelisation numerique des glissements inter plis dans un renfort cousu (NCF) a l'echelle macroscopique... |
| Proceedings | 2025 | Study of the staggering method applied to pass-to-pass gaps in automated fibre placement (AFP), Felix Thebault, Alexandre Clement, Sylvain Freour, Gwenole Le Moal, Pascal Casari, Journees Nationales sur les Composites 2025 (2025) | Automated fiber placement is a process for manufacturing complex geometry parts from thermoset composite materials, used in the aerospace industry. This technology requires to leave a gap between the strips deposited by successive passes in order to avoid overlaps of material. These pass to pass gaps cause the appearance of weakly reinforced areas, reducing mechanical performance. To mitigate the ... |
| Proceedings | 2021 | A new thermo-viscoelastic constitutive model for polymer matrix composites based on Cartan decomposition, L Di Gennaro, Federica Daghia, Marc Olive, Frederic Jacquemin, Denis Espinassou, Journees Nationales sur les Composites (JNC 22) (2021) | |
| Other | 2024 | Open Review of ``Accounting for the adaptation of cell membrane adhesion during the uptake of random nanoparticles'', Sarah Iaquinta, Shahram Khazaie, Sylvain Freour, Frederic Jacquemin, Anna Pandolfi (2024) | |
| Proceedings | 2019 | Composite laminate with embedded electric cables submitted to low energy impact, Thibault Vogel, Jean-Christophe Walrick, Pascal Casari, 24eme Congres Francais de Mecanique (2019) | The work focuses on the mechanical strength of composite structures with embedded electrical functionalities submitted to low energy impact. This material is defined for aeronautical applications as multilayers of Glass fibre composite with flat electrical cables layers embedded. The main question is about the damage involved by the low energy impact, and its influence on the electrical cables lay... |
| Journal | 2019 | From linear to nonlinear PGD-based parametric structural dynamics, Giacomo Quaranta, Clara Argerich Martin, Ruben Ibanez, Jean Louis Duval, Elias Cueto, Francisco Chinesta, Comptes Rendus. Mecanique, Vol. 347, issue 5, pp. 445-454 (2019), doi:10.1016/j.crme.2019.01.005 | The present paper analyzes different integration schemes of solid dynamics in the frequency domain involving the so called Proper Generalized Decomposition PGD. The last framework assumes for the solution a parametric dependency with respect to frequency. This procedure allowed introducing other parametric dependences related to loading, geometry, and material properties. However, in these cases, ... |
| Journal | 2019 | Modelling of internal erosion based on mixture theory: General framework and a case study of soil suffusion, Tuananh Bui, Rachel Gelet, Didier Marot, International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 43, issue 15, pp. 2407-2430 (2019), doi:10.1002/nag.2981 | A general thermo hydro mechanical framework for the modelling of internal erosion is proposed based on the theory of mixtures applied to two phase porous media. The erodible soil is partitioned in two phases: one solid phase and one fluid phase. The solid phase is composed of non erodible grains and erodible particles. The fluid phase is composed of water and fluidized particles. Within the fluid ... |
| Journal | 2020 | Repairing Ti-6Al-4V aeronautical components with DED additive manufacturing, Matthieu Rauch, Jean-Yves Hascoet, Manjaiah Mallaiah, MATEC Web of Conferences, Vol. 321, number 03017, issue 5 (2020), doi:10.1051/matecconf/202032103017 | Direct Energy Deposition (DED) processes are Additive Manufacturing (AM) processes that provide new perspectives for the manufacturing industry. In particular the area of component repair could highly benefit from these processes. It is consequently necessary to ensure the ability of DED processes, so that the repaired component can provide the same level of service than a new one. This paper focu... |
| Other | 2022 | Review of ``Robustness of the Data-Driven Identification algorithm with incomplete input data'', Marie Dalemat, Michel Coret, Adrien Leygue, Erwan Verron (2022), doi:10.1016/j.mechmat.2019.103087 | |
| Proceedings | 2019 | Investigation par diffraction des neutrons du gradient de contraintes residuelles dans des aciers elabores par fusion laser sur lit de poudre, David Gloaguen, Baptiste Girault, Bruno Courant, Pierre-Antoine Dubos, Marie-Jose Moya, Maxime Limousin, Daniel Marcos, Saurabh Kabra, Winfried Kockelmann, Joana Rebelo- Kornmeier, Journees Annuelles de la Societe Francaise de Metallurgie et de Materiaux (JA SF2M 2019) (2019) | La diffraction neutronique est une methode non destructive pertinente pour l'analyse de l'etat de contrainte interne des pieces elaborees par fusion selective par laser (SLM). Des vitesses de refroidissement elevees et les gradients de temperatures associes pendant la fabrication entrainent des champs de contraintes residuelles importants. Celles ci ont une influence importante sur les performance... |
| Journal | 2019 | On the Proper Generalized Decomposition applied to microwave processes involving multilayered components, Hermine Tertrais, Ruben Ibanez Pinillo, Anais Barasinski, Chady Ghnatios, Francisco Chinesta, Mathematics and Computers in Simulation, Vol. 156, issue 5, pp. 347-363 (2019), doi:10.1016/j.matcom.2018.09.008 | Many electrical and structural components are constituted of a stacking of multiple thin layers with different electromagnetic, mechanical and thermal properties. When 3D descriptions become compulsory the approximation of the fields along the thickness direction could involve thousands of nodes. To circumvent the numerical difficulties that such a rich description imply, we recently propose an in... |
| Journal | 2019 | Quantifying uncertainties in contact mechanics of rough surfaces using the multilevel Monte Carlo method, Valentine Rey, Sebastian Krumscheid, Fabio Nobile, International Journal of Engineering Science, Vol. 138, issue 5, pp. 50-64 (2019), doi:10.1016/j.ijengsci.2019.02.003 | We quantify the effect of uncertainties on quantities of interest related to contact mechanics of rough surfaces. Specifically, we consider the problem of frictionless non adhesive normal contact between two semi infinite linear elastic solids subject to uncertainties. These uncertainties may for example originate from an incomplete surface description. To account for surface uncertainties, we mod... |
| Other | 2022 | Review of Rate dependency and ply thickness influence on transverse cracking evolution in cross-ply laminates, Fabien Coussa, Julien Berthe, Matthieu Ragonet, Julien Rethore (2022) | |
| Report | 2022 | Essais croises, carbonatation acceleree des granulats recycles et caracterisation des resultats de la carbonatation, Bogdan Cazacliu, Assia Djerbi, Sandrine Braymand, Bruno Huet, Julie Bertola, Virginie Vial, Jena Jeong, Johan Colin, Farah Kaddah, Ouali Amiri, Philippe Turcry (2022) | |
| Journal | 2019 | Measuring stress field without constitutive equation, Marie Dalemat, Michel Coret, Adrien Leygue, Erwan Verron, Mechanics of Materials, Vol. 136, number 103087, issue 4 (2019), doi:10.1016/j.mechmat.2019.103087 | The present paper proposes a coupled experimental numerical protocol to measure heterogeneous stress fields in a model free framework. This work contributes to developing the emerging realm of mechanics without constitu tive equation. In fact, until now these types of simulations have been missing database of real and rich material behaviour. The technique consists in coupling Digital Image Correl... |
| Other | 2022 | Review of A simple extension of FFT-based methods to strain gradient loadings Application to the homogenization of beams and plates with linear and non-linear behaviors, Lionel Gelebart, Sebastien Brisard, Julien Rethore (2022) | |
| Proceedings | 2023 | Fracture in viscoelasticity: comparison of a phase field and a lip field approach, Rajasekar Gopalsamy, Nicolas Chevaugeon, Olivier Chupin, Ferhat Hammoum, 7th International Conference on Computational Modeling of Fracture and Failure of Materials and Structure (CFRAC 2023), pp. 232 (2023) | |
| Journal | 2020 | Micromechanical modelling of damage induced by delayed ettringite formation in concrete, Alexandre Yammine, Francois Bignonnet, Nordine Leklou, Marta Choinska, MATEC Web of Conferences, Vol. 322, number 01037 (2020), doi:10.1051/matecconf/202032201037 | A multi scale poromechanical model of damage induced by Delayed Ettringite Formation (DEF) as a consequence of progression of micro cracks at the fine aggregate scale is developed. The aim is to link the DEF induced expansion at both the microscopic and macroscopic scales to the loss of stiffness of the mortar and the increase of its diffusion coefficient. At the microscopic scale, mortar is assum... |
| Journal | 2019 | Model-free data-driven inelasticity, R. Eggersmann, T. Kirchdoerfer, S. Reese, Laurent Stainier, M. Ortiz, Computer Methods in Applied Mechanics and Engineering, Vol. 350, issue 11, pp. 81-99 (2019), doi:10.1016/j.cma.2019.02.016 | We extend the Data Driven formulation of problems in elasticity of Kirchdoerfer and Ortiz [1] to inelasticity. This extension differs fundamentally from Data Driven problems in elasticity in that the material data set evolves in time as a consequence of the history dependence of the material. We investigate three representational paradigms for the evolving material data sets: i) materials with mem... |
| Book | 2023 | MEALOR II Damage Mechanics and Local Approach to Fracture, Jacques Besson, Jeremy Bleyer, Sylvia Feld-Payet, Anne-Francoise Gourgues-Lorenzon, Florent Hannard, Thomas Helfer, Jeremy Hure, Djimedo Kondo, Veronique Lazarus, Christophe Le Bourlot, Habibou Maitournam, Corrado Maurini, Nicolas Moes, Thilo Morgeneyer, Leo Morin, Tom Petit, Aude Simar, CERN - European Organization for Nuclear Research (2023), doi:10.5281/zenodo.10125170 | The MEALOR II summer school, held in Banyuls, France from August 21st to September 1st, 2023, sought to offer participants a comprehensive understanding of the physics and mechanics of brittle and ductile fracture under monotonic loading. Covering theoretical, numerical, and experimental foundations, as well as the latest applications and research developments of the local approach to fracture, th... |
| Proceedings | 2024 | Algorithme predicteur-correcteur pour la simulation de comportements elastoplastiques sans modele de comportement, Heloise Dandin, Adrien Leygue, Laurent Stainier, 16eme Colloque National en Calcul de Structures (CSMA 2024) (2024) | La methode Data Driven Computational Mechanics (DDCM), pour la resolution de problemes sans modele de comportement, permet de simuler des comportements anelastiques. Le comportement du materiau peut alors etre represente par un graphe materiau, qui encode a la fois les etats et les relations thermodynamiques qui les lient. Cependant, les resultats obtenus sont pollues par la presence de minima loc... |
| Proceedings | 2025 | Comportement mecanique des sols fins en lien avec leur microstructure initiale, Mengyu Ma, Fares Bennai, Mahdia Hattab, Pierre-Yves Hicher, Francois Nicot, 26e Congres Francais de Mecanique (2025) | The microstructure of clayey soil plays a key role in its mechanical behavior. During sedimentation, particle interactions are influenced by pH: low pH conditions promote edge to face flocculation, forming card house like structure, while high pH environments favor face to face particle stacking and denser arrangements. A specific sample preparation method enabled direct SEM observation of these s... |
| Other | 2024 | Open Review of A review of the coupled criterion, Aurelien Doitrand, Thomas Duminy, Hugo Girard, Xi Chen, Alberto Sapora, Julien Rethore (2024) | |
| Proceedings | 2019 | Le schema de Lax-Wendroff pour les solides elastoplastiques, Thomas Heuze, 14eme Colloque National en Calcul de Structures (CSMA 2019) (2019) | On presente dans ce travail une extension du schema de Lax Wendroff pour le calcul en dynamique rapide de la reponse de solides elastoplastiques. Dans la formulation developpee ici, la re solution est effectuee sur les composantes de la deformation et de la vitesse. Le schema est ici presente dans sa version a deux etapes (dite de Richtmyer), permettant de projeter deux fois par pas de temps une s... |
| Proceedings | 2023 | Transport des ions chlorure dans les betons soumis au marnage : modelisation et etude de sensibilite, Nicolas Reuge, Francois Bignonnet, Stephanie Bonnet, Academic Journal of Civil Engineering, Vol. 41, pp. 196-206, Academic Journal of Civil Engineering (2023), doi:10.26168/ajce.41.1.20 | En environnement maritime, les structures en beton arme exposees au marnage sont sujettes a une penetration rapide des ions chlorure et donc a une corrosion prematuree des armatures. Cette etude propose un modele de transport base sur une approche physico chimique des phenomenes. Ce modele est decrit, ses hypotheses sont justifiees et il est compare a des mesures in situ. Sur cette base, une etude... |
| Proceedings | 2025 | Nouvelle strategie de stereo-correlation d'images numeriques pour l'etude de la fragmentation dynamique., Fabien Daheron, Julien Rethore, Rian Seghir, Aurihona Wolff, Gilles Besnard, 26e Congres Francais de Mecanique (2025) | Nouvelle strategie de stereo correlation d'images numeriques pour l'etude de la fragmentation dynamique.... |
| Proceedings | 2024 | Rheokinetics of thermosetting prepregs before gelation: an original device and experimental characterization procedure, Rima Sfar Zbed, Steven Le Corre, Vincent Sobotka, Mael Peron, 21st European Conference on Composite Materials (ECCM21) (2024) | Knowledge about the mechanical properties' evolution of thermosetting composites throughout the manufacturing process is a very essential step in understanding the development of certain mechanisms, such internal stress generation and parts deformations, which are controlled by the presence of multiple multi physics phenomena that occur during the cure. This paper presents an original experimental... |
| Journal | 2019 | Numerical method to model the creep of recycled aggregate concrete by considering the old attached mortar, Menghuan Guo, Frederic Grondin, Ahmed Loukili, Cement and Concrete Research, Vol. 118, issue 1, pp. 14-24 (2019), doi:10.1016/j.cemconres.2019.01.008 | Experimental creep tests have shown that recycled aggregate in concrete increases its displacement rate. In order to explore this behavior, multiscale modeling has been performed. To consider the old attached mortar surrounding recycled aggregates, creep parameters were calculated from the cement hydrates scale. Sixteen ordinary mortars were calculated to have a large range of values. A homogeniza... |
| Journal | 2019 | Carbon/polyamide 6 thermoplastic composite cylinders for deep sea applications, Mael Arhant, Christophe Briancon, Christian Burtin, Peter Davies, Composite Structures, Vol. 212, issue 2, pp. 535-546 (2019), doi:10.1016/j.compstruct.2019.01.058 | |
| Journal | 2019 | Development of low pressure cold sprayed copper coatings on carbon fiber reinforced polymer (CFRP), V. Gillet, E. Aubignat, S. Costil, Bruno Courant, C. Langlade, Pascal Casari, W. Knapp, M.P. Planche, Surface and Coatings Technology, Vol. 364, issue 12, pp. 306-316 (2019), doi:10.1016/j.surfcoat.2019.01.011 | |
| Journal | 2021 | Non steady-state intersonic cracks in elastomer membranes under large static strain, Thomas Corre, Michel Coret, Erwan Verron, Bruno Leble, Journal of Theoretical, Computational and Applied Mechanics (2021), doi:10.46298/jtcam.6906 | Dynamic crack propagation in elastomer membranes is investigated; the focus is laid on cracks reaching the speed of shear waves in the material. The specific experimental setup developed to measure crack speed is presented in details. The protocol consists in (1) stretching an elastomer membrane under planar tension loading conditions, then (2) initiating a small crack on one side of the membrane.... |
| Journal | 2019 | Morphing Hydrofoil Model Driven by Compliant Composite Structure and Internal Pressure, Mohammed Arab Fatiha, Benoit Augier, Francois Deniset, Pascal Casari, Jacques Andre Astolfi, Journal of Marine Science and Engineering, Vol. 7, number 423, issue 12 (2019), doi:10.3390/jmse7120423 | In this work, a collaborative experimental study has been conducted to assess the effect an imposed internal pressure has on the controlling the hydrodynamic performance of a compliant composite hydrofoil. It was expected that the internal pressure together with composite structures be suitable to control the hydrodynamic forces as well as cavitation inception and development. A new concept of mor... |
| Proceedings | 2022 | A non-linear multi-scales chemo-mechanical model describing the delayed evolution of concrete structures in marine environments, Marinelle El Khoury, Frederic Grondin, Emmanuel Roziere, Rachid Cortas, Fadi Hage Chehade, 25e Congres Francais de Mecanique (2022) | The failure of offshore structures is a major issue as they lead to economic, environmental, and socialdisasters. Assessing the durability and long term behavior of these structures subjected to chemicaland mechanical degradation is subsequently vitally important. The analysis of these coupledphenomena induced by seawater attack and mechanical loading is complex and requires thedevelopment of inno... |
| Journal | 2019 | Poisson's ratio and volume change accompanying deformation of randomly oriented electrospun nanofibrous membranes, Dannee Wong, Andri Andriyana, Bee Chin Ang, Jacky Jia Li Lee, Erwan Verron, Muthia Elma, Plastics, Rubber and Composites, Vol. 48, issue 10, pp. 456-465 (2019), doi:10.1080/14658011.2019.1660838 | The present work focuses on the determination of volume change accompanying deformation and Poisson's ratio for electrospun nanofibrous membranes. For this purpose, polyurethane (PU) is considered for the fabrication of electrospun nanofibrous membranes. Three different sample thicknesses are fabricated. Following this, surface morphology analysis and fibre orientation analysis are conducted to in... |
| Proceedings | 2022 | Prise en compte des effets de la microstructure en fissuration, Soukaina Riad, Didier Bardel, Julien Rethore, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2022 | Methode des elements de frontiere pour la mecanique des failles et le controle sismique, Laura Bagur, Stephanie Chaillat, Jean-Francois Semblat, Ioannis Stefanou, CSMA 2022 - 15eme Colloque National en Calcul des Structures (2022) | Ce travail consiste a verifier numeriquement des strategies de controle de seismes par injection de fluide dans le sol. Nous etudions les capacites des methodes delements de frontiere (BEMs) a simuler des sequences de glissements sismiques et asismiques en geomecanique. Un algorithme base sur les BEMs accelerees par FFT est considere, valide, et des resultats sont presentes pour un probleme simple... |
| Proceedings | 2022 | X-Mesh appliquee aux ecoulements diphasiques, Antoine Quiriny, Jean-Francois Remacle, Jonathan Lambrechts, Nicolas Moes, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2022 | The eXtreme Mesh deformation approach (X-MESH) for sharp contact fronts modeling, Benoit Le, Nicolas Moes, Nicolas Chevaugeon, Jean-Francois Remacle, 15th World Congress on Computational Mechanics (WCCM-XV) and 8th Asian Pacific Congress on Computational Mechanics (APCOM-VIII) (2022) | |
| Proceedings | 2022 | Representation de comportements anelastiques en mecanique numerique pilotee par les donnees : proposition d'un modele sous forme de graphe oriente, Heloise Dandin, Adrien Leygue, Laurent Stainier, 25e Congres Francais de Mecanique, Nantes (2022) | |
| Proceedings | 2022 | Regularisation de Lipschitz pour la modelisation de l'endommagement, Nicolas Chevaugeon, Nicolas Moes, 15eme colloque national en calcul des structures (2022) | |
| Proceedings | 2025 | Dynamic responses of monopile-supported DTU 10MW offshore wind turbine subjected to wind, wave and seismic loads, Kassem Dib, Philip Alkhoury, Abdul-Hamid Soubra, Fouad Kaddah, 5th International Symposium on Frontiers in Offshore Geotechnics (ISFOG2025), Vol. Proceedings of ISFOG 2025 (2025), doi:10.53243/ISFOG2025-495 | Multi megawatt monopile supported Offshore Wind Turbines (OWTs) are widely adopted to efficientlyextract the steady offshore wind energy. They are dynamically sensitive structures to excitations and their foundations needto be designed with special concern for cyclic/dynamic loading. In this regard, three dimensional (3D) non linear (NL) finiteelement (FE) dynamic analyses are becoming crucial to ... |
| Journal | 2019 | Natural hydraulic lime for blended cement mortars: Behavior from fresh to hardened states, Reda Jaafri, Abdelilah Aboulayt, Syed Yasir Alam, Emmanuel Roziere, Ahmed Loukili, Cement and Concrete Research, Vol. 120, issue 6, pp. 52-65 (2019), doi:10.1016/j.cemconres.2019.03.003 | This paper presents the influence of natural hydraulic lime (NHL) on the behavior of cement based materials at fresh and hardened states. Two reference mortars with and without limestone filler (LF) and with water to cement ratio of 0.6 were considered. For each reference mixture, cement was replaced by NHL with increasing mass proportions of 12.5%, 25% and 50%, while maintaining a constant paste ... |
| Proceedings | 2022 | Sensitivity analysis applied to a model of the adaptative cellular uptake of nanoparticles, Sarah Iaquinta, Shahram Khazaie, Sylvain Freour, Elena Ishow, Christophe Blanquart, Frederic Jacquemin, 25e Congres Francais de Mecanique (2022) | Nanoparticles (NPs) are used as a way to deliver drugs into a target cell, especially in the context of anticancer treatments. The interaction between the cell membrane and the NP has been studied in the field of biochemistry and more recently in the field of mechanics. Indeed, an advanced mechanical knowledge of this interaction could allow to propose complementary tools to improve the precision ... |
| Report | 2025 | Comment l'Analyse du Cycle de Vie (ACV) evalue et contribue a reduire les impacts environnementaux des parcs eoliens en mer ?, Sybill Henry, Stephanie Bonnet, Juan Creus, Mike Nunes, Laurelene Rince, Patrick Rousseaux, Joanna Schlesinger-Martinat (2025) | LACV environnementale est un outil devaluation qui permet de quantifier les impacts environnementaux potentiels pour chaque etape du cycle de vie dun systeme. Elle permet didentifier quelles sont les etapes du cycle de vie les plus impactantes pour lenvironnement afin (i) devaluer limpact environnemental dun systeme, (ii) de proposer des systemes plus respectueux de lenvironnement en travaillant s... |
| Proceedings | 2019 | Evolution spatiotemporelle des caracteristiques mecaniques de bois d'Ozigo en climat exterieur non abrite, Valerie Nsouami, Nicaise Manfoumbi, Emilio Bastidas-Arteaga, Rostand Moutou Pitti, 24e Congres Francais de Mecanique (2019) | This work presents the spatiotemporal evolution of the mechanical characteristics of the Ozigo wood beam (Dacryodes buettneri) subjected to nine years of creep in an unsheltered outdoor tropical climate. These beams were sawn into nine sections of 340 mm in length and subdivided into three portions in the direction of height (upper, middle and lower). From each portion, two flexural, two tensile a... |
| Other | 2025 | Open Review of "Comparison between 2D and 3D fiber-matrix debonding simulation for inverse identification of interface fracture properties", Hugo Girard, Aurelien Doitrand, Behrad Koohbor, Renaud Rinaldi, Nathalie Godin, Jerome Bikard, Julien Rethore (2025) | |
| Journal | 2023 | Robustness of the Data-Driven Identification algorithm with incomplete input data, Marie Dalemat, Michel Coret, Adrien Leygue, Erwan Verron, Journal of Theoretical, Computational and Applied Mechanics (2023), doi:10.46298/jtcam.12590 | Identifying the mechanical response of a material without presupposing any constitutive equation is possible thanks to the Data Driven Identification algorithm developed by the authors. It allows to measure stresses from displacement fields and forces applied to a given structure; the peculiarity of the technique is the absence of underlying constitutive equation. In the case of real experiments, ... |
| Journal | 2019 | Lax-Wendroff schemes for elastic-plastic solids, Thomas Heuze, Journal of Computational Physics, Vol. 396, issue 1, pp. 89-105 (2019), doi:10.1016/j.jcp.2019.06.050 | Two formulations of the Lax Wendroff scheme are proposed in this paper for its extension to elastic plastic solids. The unknown vector consists of the strain or stress components in addition to the velocity ones according to the chosen formulation. The Lax Wendroff scheme is here implemented in its Richtmyer two step version so that the projection of the elastic trial stresses onto the yield locus... |
| Proceedings | 2025 | Automated in situ thermomechanical analysis of hexagonal materials under EBSD, Ines Addi, Pierre-Antoine Dubos, Baptiste Girault, Samuel Branchu, David Gloaguen, Thermec'2026 (2025) | |
| Journal | 2025 | Modelisation chimio-mecanique de pates de ciment exposees aux attaques sulfatiques externes, Anthony Soive, Syed Yasir Alam, Ahmed Loukili, Academic Journal of Civil Engineering (2025), doi:10.26168/ajce.43.1.65 | Les materiaux cimentaires exposes aux sulfates se degradent a cause de reactions physicochimiques en leur sein. Lexpansion resultante est usuellement attribuee a la pression de cristallisation de lettringite qui se forme dans un milieu supersature et dans les petits pores. Dun point de vue numerique, la plupart des modeles sinspirent des travaux de Tixier et Mobasher dans lesquels une partie de la... |
| Journal | 2022 | Remarkable response of hollow thermoplastic microspheres-elastomer matrix composites in uniaxial tension, Michel Coret, Erwan Verron, Pierre Rublon, Bruno Leble, Mechanics of Soft Materials, Vol. 4, number 10,479, issue 1 (2022), doi:10.1007/s42558-022-00046-1 | In the last few years, the mechanical response of hollow thermoplastic microspheres elastomer matrix composites has been investigated. The large majority of the studies focuses on their compressive properties and particularly on the stress strain response.In the present paper, large strain uniaxial tension experiments are conducted on thermoplastic microspheres filled polyurethane elastomer. Six v... |
| Journal | 2019 | Compact structures as true non-linear phenomena, Emilio N. M. Cirillo, Giuseppe Saccomandi, Giulio Sciarra, Mathematics in Engineering, Vol. 1, issue 3, pp. 434-446 (2019), doi:10.3934/mine.2019.3.434 | Traveling waves of permanent form with compact support are possible in several nonlinear partial nonlinear differential equations and this, mainly, along two pathways: A pure nonlinearity stronger than quadratic in the higher order gradient terms describing the mathematical model of the phenomena or a special inhomogeneity in quadratic gradient terms of the model. In the present note we perform a ... |
| Journal | 2021 | In-situ monitoring of micro-tunnel geometry change based on distributed optical fiber strain sensing, Arianna Piccolo, Yann Lecieux, Dominique Leduc, Sylvie Delepine-Lesoille, Frederic Bumbieler, Beatrice Yven, Smart Materials and Structures, Vol. 31, number 025004, issue 2 (2021), doi:10.1088/1361-665x/ac40dc | Abstract Underground radioactive waste disposal facilities must be monitored to guarantee their correct and safe exploitation during the early stage of their service life. This will be the case in Cigeo, the french industrial geological disposal facility for high level and intermediate level long lived waste, which must be monitored for the first a hundred years at least. For this purpose optical ... |
| Proceedings | 2025 | Durability and Efficiency of Energy Piles: A Multi-Year Investigation Under Real Operating Conditions, Roxana Vasilescu, Panagiotis Kotronis, Christophe Dano, Anne-Laure Fauchille, Philippe Gotteland, 3rd International Conference on Energy Geotechnics 2025 (2025) | Energy piles, which serve both as deep foundations and geothermal heat exchangers, are increasingly used to enhance the energy efficiency of buildings. Understanding their long term thermo mechanical behavior is crucial for optimizing their design and operation. This research builds upon a previous study conducted at the wastewater treatment plant in Sep... |
| Journal | 2026 | Linking material symmetry and domain of elastic behavior: new numerical insights, Christelle Combescure, Nicolas Auffray, Marc L.M. Francois, Nassim Kesmia, Comptes Rendus. Mecanique, Vol. 354, issue G1, pp. 543-560 (2026), doi:10.5802/crmeca.364 | In the context of the growing industrial use of architected materials, it is crucial to predict the critical loads at which their mechanical response transitions from linear to nonlinear. The sources of nonlinearity can be multiple, including material nonlinearity and/or multiscale buckling. The set of critical loadings defines a surface in stress or strain space that delineates the region within ... |
| Book section | 2021 | Bayesian updating of a cracking model for reinforced concrete structures subjected to static and cyclic loadings, Henriette Imounga, Emilio Bastidas-Arteaga, Rostand Moutou Pitti, Ekomy Ango, Vol. 3 (2021) | Several reinforced concrete structures fail by fatigue loads. The effects of this type of loading are complex. Many mechanical models based on the damage theory could be used to represent the behavior of reinforced concrete under cyclic loading. Their use requires, among others, knowledge of the material characteristic parameters and its related uncertainties that could be determined from experime... |
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