| [1] |      | 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...
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| [2] |   | 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...
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| [3] | | 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...
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| [4] | | 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...
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| [5] | | 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...
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| [6] | | 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...
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| [7] | | 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...
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| [8] | | 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...
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| [9] | | 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...
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| [10] | | 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 CO2 concentration in atmosphere and global warming. A reliable determination of bound CO2 content is thus needed to optimize carbonation processes but there is no real consensus on the existing quantification methods, mainly based on thermal deco...
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| [11] | | 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...
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| [12] | | 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
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| [13] | | 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 ...
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| [14] | | 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...
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| [15] | | 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 CO2 emissions. Those cements need to be qualified regarding their performances and durability, knowing they exhibit good behavior when exposed to external sulphate attack. Pozzolanic materials offer a specific composition o...
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| [16] | | 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...
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| [17] | | 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...
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| [18] | | 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 ...
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| [19] | | 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...
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| [20] | | 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...
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| [21] | | 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...
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| [22] | | 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...
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| [23] | | 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...
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| [24] | | 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...
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| [25] | | 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 ...
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| [26] | | 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 H2O/Na2O ratios (higher than 20) on the properties of metakaolin based geopolymers in fresh and hardened states while keeping constant Si/Al and Na/Al atomic ratios. The increase in H2O/Na2O ratio from 21 to 34 resulted in a decrease of 7 day compressive strength from 10 to 0.025 MPa. This can be attributed to ...
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| [27] | | 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 C3A cement and supplementary cementitious materials (SCM) have been confirmed, there remains a need for a better understanding of the phenomenon and guidance on accelerated testing due to the numerous parameters affecting this degradation. This study introduces a machi...
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| [28] | | 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...
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| [29] | | 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...
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| [30] | | 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...
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| [31] |  | 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...
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| [32] | | 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...
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| [33] | | 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...
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| [34] | | 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 Ecycle, Etan, Emono and Edyn
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| [35] | | 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...
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| [36] | | 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...
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| [37] | | 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...
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| [38] | | 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...
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| [39] | | 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,...
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| [40] | | 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 ...
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| [41] | | 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...
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| [42] | | 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...
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| [43] | | 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...
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| [44] | | 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...
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| [45] | | 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...
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| [46] | | 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...
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| [47] | | 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...
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| [48] | | 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...
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| [49] | | 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 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 (Rangappa et al., Polymer Composites, 2022,43...
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| [50] | | 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...
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| [51] | | 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...
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| [52] | | 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...
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| [53] | | 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...
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| [54] | | 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...
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| [55] | | 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...
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| [56] | | 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...
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| [57] | | 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 H2O/Na2O ratio and two acids (citric and boric acid) on ...
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| [58] | | 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 CO2, hydrogen storage or nuclear waste disposal. To understand the spatial transport and storage of fluids, it is necessary to map the distributio...
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| [59] | | 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...
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| [60] | | 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...
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| [61] | | 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 ...
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| [62] | | 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 ...
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| [63] | | 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...
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| [64] | | 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...
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| [65] | | 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...
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| [66] | | 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...
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| [67] | | 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...
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| [68] | | 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...
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| [69] | | 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 ...
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| [70] | | 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...
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| [71] | | 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...
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| [72] | | 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...
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| [73] | | 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 CO2 emissions caused by clinker production. Although researchers are highly interested in the ...
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| [74] | | 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...
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| [75] | | 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...
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| [76] | | 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...
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| [77] | | 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...
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| [78] | | 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...
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| [79] | | 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...
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| [80] | | 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...
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| [81] | | 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...
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| [82] | | 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...
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| [83] | | 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...
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| [84] | | 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...
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| [85] | | 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...
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| [86] | | 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...
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| [87] | | 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 ...
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| [88] | | 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...
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| [89] | | 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 ...
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| [90] | | 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...
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| [91] | | 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 ...
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| [92] | | 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...
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| [93] | | 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...
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| [94] | | 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...
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| [95] | | 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...
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| [96] | | 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...
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| [97] | | 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...
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| [98] | | 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...
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| [99] |  | 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...
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| [100] | | 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...
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| [101] | | 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 ...
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| [102] | | 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...
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| [103] | | 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...
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| [104] | | 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...
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| [105] | | 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...
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| [106] | | 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...
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| [107] | | 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...
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| [108] | | 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...
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| [109] | | 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...
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| [110] | | 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...
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| [111] | | 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...
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| [112] | | 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...
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| [113] | | 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...
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| [114] |  | 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...
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| [115] | | 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 ...
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| [116] | | 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...
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| [117] | | 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...
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| [118] | | 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...
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| [119] | | 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...
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| [120] | | 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...
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| [121] | | 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
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| [122] | | 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...
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| [123] | | 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...
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| [124] | | 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 ...
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| [125] | | 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...
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| [126] | | 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....
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| [127] | | 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...
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| [128] | | 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....
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| [129] | | 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...
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| [130] | | 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...
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| [131] | | 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...
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| [132] | | 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...
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| [133] | | 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...
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| [134] | | 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...
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| [135] | | 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...
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| [136] | | 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 ...
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| [137] | | 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 ...
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| [138] | | 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...
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| [139] | | 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...
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| [140] | | 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...
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| [141] | | 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, ...
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| [142] | | 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...
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| [143] | | 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...
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| [144] | | 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...
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| [145] | | 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...
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