Membre
Équipe Ondes et Imagerie
Régis COTTEREAU
CNRS
Chargé de Recherche HDR
Research Interests
Stochastic Mechanics, Waves in Random Media
Multi-Scale Modeling, Homogenization, Upscaling, Coupling techniques
Dynamics, Wave Propagation, Earthquake Engineering
Computational Mechanics, Error Estimation, High Performance Computing
Employment history
Research Professor (Chargé de Recherches CNRS), (2008 - current)
— Laboratoire de Mécanique et d’Acoustique, France (2018 - current)
— Laboratoire de Mécanique des Sols, Structures et Matériaux, France (2008-2018)
— on leave at High Performance Computing Center, UFRJ, Brazil (2012-2013)
Post-doctoral Fellow, (2007-2008)
— Laboratori de Càlcul Numèric, Universitat Politècnica de Catalunya, Spain
— Laboratoire de Sismologie, Institut de Physique du Globe de Paris, France
Teaching Assistant, (2003-2007)
— École Centrale Paris, France
Education
Habilitation à Diriger des Recherches, Mechanics (2016)
— Scale coupling and upscaling techniques in elastostatics and elastodynamics in random media
— Université Paris 6 Pierre et Marie Curie, France
Ph.D., Computational Mechanics (2007)
— Probabilistic models of impedance matrices. Application to dynamic SSI.
— École Centrale Paris, France
— supervision by Didier Clouteau and Christian Soize
Engineering Diploma, Structural Mechanics (2002)
— Universidad Politécnica de Madrid (ETSII), Spain
— École Centrale Paris, France
Publications
Article dans une revue
- Canonical scattering problem in topological metamaterials: Valley-Hall modes through a bend, Theo Torres, Cédric Bellis, Régis Cottereau, Antonin Coutant. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2024, 480 (2300), ⟨10.1098/rspa.2023.0905⟩
- Defect modes in imperfect periodic structures, Yilun Li, Régis Cottereau, Bing Tie. Journal of Physics: Conference Series, 2024, ⟨10.1088/1742-6596/2822/1/012181⟩
- A Bloch analysis extended to weakly disordered periodic media, Yilun Li, Régis Cottereau, Bing Tie. Journal of Sound and Vibration, 2024, pp.118361. ⟨10.1016/j.jsv.2024.118361⟩
- Multi-level Neural Networks for Accurate Solutions of Boundary-Value Problems, Ziad Aldirany, Régis Cottereau, Marc Laforest, Serge Prudhomme. Computer Methods in Applied Mechanics and Engineering, 2024, 419, pp.116666. ⟨10.1016/j.cma.2023.116666⟩
- Boundary effects in Radiative Transfer of acoustic waves in a randomly fluctuating half-space, Adel Messaoudi, Regis Cottereau, Christophe Gomez. Multiscale Modeling and Simulation: A SIAM Interdisciplinary Journal, 2023, 21 (3), pp.1299-1321. ⟨10.1137/22M1537795⟩
- Operator approximation of the wave equation based on deep learning of Green's function, Ziad Aldirany, Régis Cottereau, Marc Laforest, Serge Prudhomme. Computers & Mathematics with Applications, 2023, 159, pp.21-30. ⟨10.1016/j.camwa.2024.01.018⟩
- Introducing a moving load in a simulation in time over a truncated unbounded domain, Patryk Dec, Patryk Dec, Régis Cottereau, Baldrik Faure. Journal of Sound and Vibration, 2022, ⟨10.1016/j.jsv.2022.117035⟩
- Optimal error analysis of the spectral element method for the 2D homogeneous wave equation, Ziad Aldirany, Régis Cottereau, Marc Laforest, Serge Prudhomme. Computers & Mathematics with Applications, 2022, 119, pp.241-256. ⟨10.1016/j.camwa.2022.05.038⟩
- SEM3D: A 3D High-Fidelity Numerical Earthquake Simulator for Broadband (0-10 Hz) Seismic Response Prediction at a Regional Scale, Sara Touhami, Filippo Gatti, Fernando Lopez-Caballero, Régis Cottereau, Lúcio de Abreu Corrêa, Ludovic Aubry, Didier Clouteau. Geosciences, 2022, 12 (112), ⟨10.3390/geosciences12030112⟩
- Crossover between quantum and classical waves and high frequency localization landscapes, David Colas, Cédric Bellis, Bruno Lombard, Régis Cottereau. Physical Review B, 2022, 106 (18), pp.184210. ⟨10.1103/PhysRevB.106.184210⟩
- Extended stress gradient elastodynamics: Wave dispersion and micro-macro identification of parameter, Logan Schwan, Nicolas Favrie, Régis Cottereau, Bruno Lombard. International Journal of Solids and Structures, 2021, 219-220, pp.34-50
- Influence of local cubic anisotropy on the transition towards an equipartition regime in a 3D texture-less random elastic medium, Shahram Khazaie, Régis Cottereau. Wave Motion, 2020, 96, pp.102574. ⟨10.1016/j.wavemoti.2020.102574⟩
Communication dans un congrès
- Transformation of a heterogeneous acoustic wave equation into a Schrödinger equation to extend the scope of the localization landscape method, Cédric Bellis, David Colas, Régis Cottereau. 16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France
- Error Reduction in Neural Network Approximations of Boundary-Value Problems by a Multi-level Approach, Ziad Aldirany, Régis Cottereau, Serge Prudhomme, Marc Laforest. 16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France
- Generation automatique de maillages hexaédriques pour des applications en géophysique à l'échelle régionale, Lucio de Abreu Correa, Filippo Gatti, Jose Camata, Régis Cottereau, Alvaro Coutinho. 16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France
- A Bloch analysis extended to weakly disordered periodic media, Yilun Li, Régis Cottereau, Bing Tie. ICU Beijing 2023 - 2023 International Congress on Ultrasonics, Sep 2023, Beijing (Pékin), China
- Localized modes in imperfect periodic structures, Yilun Li, Régis Cottereau, Bing Tie. ECCOMAS Congress 2022 - The 8th European Congress on Computational Methods in Applied Sciences and Engineering, Jun 2022, Oslo, Norway
- Computation of eigenvectors in heterogeneous media as updates from homogenized estimates, Régis Cottereau, David Colas, Cédric Bellis, Bruno Lombard. 15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France
- Initial conditions to account for moving loads in truncated domains and propagating waves generated in the sub-Rayleigh regime by the quasi-static excitation of a train passing on a heterogeneous domain, Patryk Dec, Patryk Dec, Regis Cottereau, Baldrik Faure. 15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France
- Transfert radiatif en domaine borné avec prise en compte de la cohérence des ondes liée aux réflexions., Adel Messaoudi, Régis Cottereau, Christophe Gomez. 15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France
- Etude des modes localisés des structures périodiques imparfaites, Yilun Li, Régis Cottereau, Bing Tie. 15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France
- Impact of the radiation of elastic waves in the soil in a periodic railway track model, Hadrien Pinault, Etienne Balmes, Régis Cottereau, Elodie Arlaud. 14ème Colloque National en Calcul de Structures (CSMA 2019), CSMA, LEM3, MSME, Université de Lorraine, Arts et Métiers, CNRS, May 2019, Hyères, France
- Influence sur les ondes sismiques des hétérogénéités en champ proche de la source et sur le chemin de propagation, Martin Colvez, Régis Cottereau, Fernando Lopez-Caballero. 14ème Colloque National en Calcul de Structures (CSMA 2019), CSMA, LEM3, MSME, Université de Lorraine, Arts et Métiers, CNRS, May 2019, Hyères, France
- Considérations sur une méthode d'homogénéisation stochastique en temps généralisée aux sollicitations non ergodiques, Adaiton Moreira de Oliveira Filho, Guillaume Puel, Régis Cottereau, Karam Sab. 14ème Colloque National en Calcul de Structures (CSMA 2019), May 2019, Giens, France. pp.6