A. Givois, J.-F. Deü, O. Thomas, Dynamics of piezoelectric structures with geometric nonlinearities: A non-intrusive reduced order modelling strategy, Computers & Structures, 253, 106575 (23 pages), 2021. doi
Olivier Thomas
Publications
Revues à comité de lecture ACL
2021
2020
A. Givois, C. Giraud-Audine, J.-F. Deü, O. Thomas, Experimental analysis of nonlinear resonances in piezoelectric plates with geometric nonlinearities, Nonlinear Dynamics, 102 (3), 1451–1462, 2020. doi
A. Vizzaccaro, A. Givois, P. Longobardi, Y. Shen, J.-F. Deü, L. Salles, C. Touzé, O. Thomas, Non-intrusive reduced order modelling for the dynamics of geometrically nonlinear flat structures using three-dimensional finite elements, Computational Mechanics, 66 (6), 1293–1319, 2020. doi
V. Guillot, A. Givois, M. Colin, O. Thomas, A. Ture Savadkoohi, C.-H. Lamarque, Theoretical and experimental investigation of a 1:3 internal resonance in a beam with piezoelectric patches, Journal of Vibration and Control, 26 (13-14), 1119–1132, 2020. doi
A. Givois, J.-J. Tan, C. Touzé, O. Thomas, Backbone curves of coupled cubic oscillators in one-to-one internal resonance: Bifurcation scenario, measurements and parameter identification, Meccanica, 55 (3), 481–503, 2020. doi
2019
A. Givois, A. Grolet, O. Thomas, J.-F. Deü, On the frequency response computation of geometrically nonlinear flat structures using reduced-order finite element models, Nonlinear Dynamics, 97 (2), 1747–1781, 2019. doi
2016
O. Thomas, A. Sénéchal, J.-F. Deü, Hardening/softening behavior and reduced order modeling of nonlinear vibrations of rotating cantilever beams, Nonlinear Dynamics, 86 (2), 1293–1318, 2016. doi
2015
M. Monteil, O. Thomas, C. Touzé, Identification of mode couplings in nonlinear vibrations of the steelpan, Applied Acoustics, 89, 1-15, 2015. doi
D. Dezest, O. Thomas, F. Mathieu, L. Mazenq, C. Soyer, J. Costecalde, D. Remiens, J.-F. Deü, L. Nicu, Wafer-scale fabrication of self-actuated piezoelectric nanoelectromechanical resonators based on lead zirconate titanate(PZT), Journal of Micromechanics and Microengineering, 25 (3), 035002 (11 pages), 2015. doi
2014
M. Monteil, C. Touzé, O. Thomas, S. Benacchio, Nonlinear forced vibrations of thin structures with tuned eigenfrequencies: The cases of 1:2:4 and 1:2:2 internal resonances, Nonlinear Dynamics, 75 (1-2), 175-200, 2014. doi
2013
O. Thomas, F. Mathieu, W. Mansfield, C. Huang, S. Trolier-McKinstry, L. Nicu, Efficient parametric amplification in micro-resonators with integrated piezoelectric actuation and sensing capabilities, Applied Physics Letters, 102 (16), 163504 (5 pages), 2013. doi
2012
A. Lazarus, O. Thomas, J.-F. Deü, Finite element reduced order models for nonlinear vibrations of piezoelectric layered beams with applications to NEMS, Finite Elements in Analysis and Design, 49 (1), 35-51, 2012. doi
O. Thomas, J. Ducarne, J.-F. Deü, Performance of piezoelectric shunts for vibration reduction, Smart Materials and Structures, 21 (1), 015008 (16 pages), 2012. doi
J. Ducarne, O. Thomas, J.-F. Deü, Placement and dimension optimization of shunted piezoelectric patches for vibration reduction, Journal of Sound and Vibration, 331 (14), 3286–3303, 2012. doi
C.-H. Lamarque, C. Touzé, O. Thomas, An upper bound for validity limits of asymptotic analytical approaches based on normal form theory, Nonlinear Dynamics, 70 (3), 1931-1949, 2012. doi
2011
C. Touzé, O. Thomas, M. Amabili, Transition to chaotic vibrations for harmonically forced perfect and imperfect circular plates, International Journal of Non-Linear Mechanics, 46 (1), 234-246, 2011. doi
S. Guillon, D. Saya, L. Mazenq, S. Perisanu, P. Vincent, A. Lazarus, O. Thomas, L. Nicu, Effect of non-ideal clamping shape on the resonance frequencies of silicon nanocantilevers, Nanotechnology, 22, 245501, 2011. doi
2010
J. Ducarne, O. Thomas, J.-F. Deü, Structural vibration reduction by switch shunting of piezoelectric elements: Modeling and optimization, Journal of Intelligent Material Systems and Structures, 21 (8), 797-816, 2010. doi
A. Lazarus, O. Thomas, A harmonic-based method for computing the stability of periodic solutions of dynamical systems, Comptes Rendus Mécanique, 338 (9), 510-517, 2010. doi
2009
O. Thomas, J.-F. Deü, J. Ducarne, Vibrations of an elastic structure with shunted piezoelectric patches: Efficient finite element formulation and electromechanical coupling coefficients, International Journal for Numerical Methods in Engineering, 80 (2), 235-268, 2009. doi
C. Camier, C. Touzé, O. Thomas, Non-linear vibrations of imperfect free-edge circular plates and shells, European Journal of Mechanics - A/Solids, 28 (3), 500-515, 2009. doi
O. Thomas, L. Nicu, C. Touzé, Flambage et vibrations non-linéaires d'une plaque stratifiée piézoélectrique. Application à un capteur de masse MEMS, Mécanique & Industries, 10 (3-4), 311-316, 2009. doi
2008
C. Touzé, M. Amabili, O. Thomas, Reduced-order models for large-amplitude vibrations of shells including in-plane inertia, Computer Methods in Applied Mechanics and Engineering, 197 (21-24), 2030-2045, 2008. doi
O. Thomas, S. Bilbao, Geometrically non-linear flexural vibrations of plates: In-plane boundary conditions and some symmetry properties, Journal of Sound and Vibration, 315 (3), 569-590, 2008. doi
C. Touzé, C. Camier, G. Favraud, O. Thomas, Effect of imperfections and damping on the type of nonlinearity of circular plates and shallow spherical shells, Mathematical Problems in Engineering, ID 678307, 19 pages, 2008. doi
2007
O. Thomas, C. Touzé, É. Luminais, Non-linear vibrations of free-edge thin spherical shells: Experiments on a 1:1:2 internal resonance, Nonlinear Dynamics, 49 (1-2), 259-284, 2007. doi
2006
C. Touzé, O. Thomas, Non-linear behaviour of free-edge shallow spherical shells: Effect of the geometry, International Journal of Non-Linear Mechanics, 41 (5), 678-692, 2006. doi
2005
O. Thomas, C. Touzé, A. Chaigne, Non-linear vibrations of free-edge thin spherical shells: Modal interaction rules and 1:1:2 internal resonance, International Journal of Solids and Structures, 42 (11-12), 3339-3373, 2005. doi
A. Chaigne, C. Touzé, O. Thomas, Nonlinear vibrations and chaos in gongs and cymbals, Acoustical Science and Technology, 26 (5), 403-409, 2005. doi
2004
C. Touzé, O. Thomas, A. Huberdeau, Asymptotic non-linear normal modes for large amplitude vibrations of continuous structures, Computers & Structures, 82 (31-32), 2671-2682, 2004. doi
C. Touzé, O. Thomas, A. Chaigne, Hardening/softening behaviour in non-linear oscillations of structural systems using non-linear normal modes, Journal of Sound and Vibration, 273 (1-2), 77-101, 2004. doi
2003
O. Thomas, C. Touzé, A. Chaigne, Asymmetric non-linear forced vibrations of free-edge circular plates. Part II: Experiments, Journal of Sound and Vibration, 265 (5), 1075-1101, 2003. doi
2002
C. Touzé, O. Thomas, A. Chaigne, Asymmetric non-linear forced vibrations of free-edge circular plates. Part 1: Theory, Journal of Sound and Vibration, 258 (4), 649-676, 2002. doi
Conférences internationales ACTI
2024
A. Haudeville, X. Amandolese, B. Lossouarn, C. Giraud-Audine, O. Thomas. Reduction of vortex-induced vibrations of a cantilevered hydrofoil with passive piezoelectric shunt. Proceedings of the 53rd International Congress and Exposition on Noise Control Engineering, INTER-NOISE 2024, Nantes, France, August 25-29, 2024.
2019
A. Givois, O. Thomas, J.-F. Deü. Finite element reduced-order models to predict the geometrically nonlinear dynamics of piezoelectric laminated structures. Proceedings of the 9th ECCOMAS Thematic Conference on Smart Structures and Materials, SMART 2019, Paris, France, July 8-11, 2019.
O. Thomas, A. Givois, A. Grolet, J.-F. Deü. Finite elements based reduced order models for nonlinear dynamics of piezoelectric structures. Proceedings of the 7th International Conference on Nonlinear Vibrations, Localization and Energy Transfer, Marseille, France, July 1-4, 2019.
2018
O. Thomas, A. Givois, A. Grolet, J.-F. Deü, C. Fuinel, F. Mathieu, B. Legrand, L. Nicu. Finite elements based reduced order models for nonlinear dynamics of piezoelectric and dielectric laminated micro/nanostructures. Proceedings of the EUROMECH Colloquium 603: Dynamics of micro and nano electromechanical systems: Multi-field modelling and analysis, Porto, Portugal, September 5-7, 2018.
2013
D. Dezest, F. Mathieu, L. Mazenq, C. Soyer, J. Costecalde, D. Remiens, O. Thomas, J.-F. Deü, L. Nicu. Wafer-scale integration of piezoelectric actuation capabilities in nanoelectromechanical systems resonators. Proceedings of the 10th International Workshop on Nanomechanical Sensing, NMC 2013, Stanford, California, USA, May 1-3, 2013.
2012
M. Monteil, O. Thomas, J. Frelat, C. Touzé, W. Seiler. Towards a steelpan making model - Residual stress field effects on dynamical properties. Proceedings of Acoustics2012, Nantes, France, April 23-27, 2012.
M. Monteil, C. Touzé, O. Thomas. Complicated dynamics exhibited by thin shells displaying numerous internal resonances: Application to the steelpan. Proceedings of the 19th International Congress on Sound and Vibration, ICSV19, Vilnius, Lithuania, July 8-12, 2012.
2011
J.-F. Deü, O. Thomas, A. Lazarus. Reduced order finite element models for nonlinear vibrations of stratified piezoelectric beams with applications to MEMS. Proceedings of the 16th International Conference on Composite Structures, ICCS16, Porto, Portugal, June 28-30, 2011.
C.-H. Lamarque, C. Touzé, O. Thomas. An upper bound for normal form asymptotic expansions. Proceedings of the 11th Conference on Dynamical Systems - Theory and Applications, DSTA 2011, Łódź, Poland, December 5-8, 2011.
O. Thomas. Reduced order models for nonlinear vibrations of piezoelectric micro/nano systems. Proceedings of the 11th Conference on Dynamical Systems - Theory and Applications, DSTA 2011, Łódź, Poland, December 5-8, 2011.
2010
J.-F. Deü, A. Sénéchal, O. Thomas. Optimization of passive vibration damping of rotor blade structures using shunted piezoelectric elements. Proceedings of the 10th International Conference on Computational Structures Technology, CST2010, Valencia, Spain, September 14-17, 2010.
A. Sénéchal, O. Thomas, J.-F. Deü. Optimization of shunted piezoelectric patches for vibration reduction of complex structures - Application to a turbojet fan blade. Proceedings of the 2010 ASME International Design Engineering Technical Conferences & Computers and Information In Engineering Conference, IDETC/CIE 2010, Montréal, Quebec, Canada, August 15-18, 2010.
O. Thomas, A. Lazarus, C. Touzé. A harmonic-based method for computing the stability of periodic oscillations of non-linear structural systems. Proceedings of the 2010 ASME International Design Engineering Technical Conferences & Computers and Information In Engineering Conference, IDETC/CIE 2010, Montréal, Quebec, Canada, August 15-18, 2010.
C. Touzé, O. Thomas, M. Amabili. Forced vibrations of circular plates: From periodic to chaotic motions. Proceedings of the 2010 ASME International Design Engineering Technical Conferences & Computers and Information In Engineering Conference, IDETC/CIE 2010, Montréal, Quebec, Canada, August 15-18, 2010.
A. Sénéchal, O. Thomas, J.-F. Deü, P. Jean. Optimization of shunted piezoelectric patches for complex structure vibration reduction - Application to a turbojet fan blade. Proceedings of the IV European Conference on Computational Mechanics, ECCM 2010, Paris, France, May 16-21, 2010.
A. Lazarus, O. Thomas, J.-F. Deü. Finite elements reduced order models for nonlinear vibrations of stratified piezoelectric beams with application to NEMS. Proceedings of the IV European Conference on Computational Mechanics, ECCM 2010, Paris, France, May 16-21, 2010.
C. Blanzé, O. Thomas. Vibration reduction by means of shunted piezoelectric patches with uncertain dimensions and location. Proceedings of the IV European Conference on Computational Mechanics, ECCM 2010, Paris, France, May 16-21, 2010.
2009
J. Ducarne, O. Thomas, J.-F. Deü. Vibration reduction by switch shunting of piezoelectric elements: optimization of electromechanical coupling and switch timing. Proceedings of the Third International Symposium on Design Modelling and Experiments of Adaptive Structures and Smart Systems, DeMEASS III, Vernon, France, May 17-20, 2009.
J.-F. Deü, O. Thomas, J. Ducarne. An efficient finite-element formulation for passive vibration attenuation using shunt piezoelectric patches. Proceedings of the Second International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, COMPDYN 2009, Island of Rhodes, Greece, June 22-24, 2009.
M. Melon, C. Langrenne, O. Thomas, A. Garcia. Comparison between measurement and boundary element modelization of subwoofers. Proceedings of the 127th Audio Engineering Society Convention, New-York, USA, October 9-12, 2009.
A. Sénéchal, O. Thomas, J.-F. Deü. Non-linear vibrations of rotating cantilever beams: Finite elements validations of various reduced order models. Proceedings of the EUROMECH Colloquium 503: Nonlinear Normal Modes, Dimension Reduction and Localization in Vibrating Systems, Frascati, Italy, September 27-October 2, 2009.
C. Touzé, O. Cadot, A. Boudaoud, O. Thomas. Chaotic vibrations of harmonically forced plates: From low-dimensional chaos to wave turbulence. Proceedings of the EUROMECH Colloquium 503: Nonlinear Normal Modes, Dimension Reduction and Localization in Vibrating Systems, Frascati, Italy, September 27-October 2, 2009.
O. Thomas, L. Nicu, C. Touzé. Reduced order model for non-linear vibrations of a piezoelectric stratified plate. Application to a MEMS biosensor. Proceedings of the EUROMECH Colloquium 503: Nonlinear Normal Modes, Dimension Reduction and Localization in Vibrating Systems, Frascati, Italy, September 27-October 2, 2009.
2008
O. Thomas, L. Nicu, C. Ayela, C. Touzé. Buckling and non-linear vibrations of a MEMS biosensor. Proceedings of the Sixth EUROMECH Nonlinear Dynamics Conference, ENOC 2008, Saint Petersburg, Russia, June 30 - July 4, 2008.
C. Touzé, C. Camier, O. Thomas. Type of non-linearity of damped imperfect plates using non-linear normal modes. Proceedings of the Sixth EUROMECH Nonlinear Dynamics Conference, ENOC 2008, Saint Petersburg, Russia, June 30 - July 4, 2008.
J. Ducarne, O. Thomas, J.-F. Deü. Vibration reduction by switch shunting of piezoelectric elements: Nonlinear energy transfers between modes and optimization. Proceedings of the 19th International Conference on Adaptive Structures and Technologies, ICAST 2008, Ascona, Switzerland, October 6–9, 2008.
2007
O. Thomas, L. Nicu, C. Ayela, C. Touzé. Buckling and non-linear vibrations of a piezoelectric stratified plate. Application to a MEMS biosensor. Proceedings of the EUROMECH Colloquium 483: Geometrically Non-Linear Vibrations of Structures, Porto, Portugal, July 9-11, 2007.
C. Touzé, M. Amabili, O. Thomas, C. Camier. Reduction of geometrically non-linear models of shell vibrations including in-plane inertia. Proceedings of the EUROMECH Colloquium 483: Geometrically Non-Linear Vibrations of Structures, Porto, Portugal, July 9-11, 2007.
J. Ducarne, O. Thomas, J.-F. Deü. Structural vibration reduction optimization by switch shunting of piezoelectric elements. Proceedings of the ASME International Mechanical Engineering Congress and Exposition, IMECE 2007, Seattle, Washington, USA, November 11-15, 2007.
2006
O. Thomas, C. Touzé. Large-amplitude forced vibrations of thin shallow spherical shells: Reduced-order models at resonance and mode coupling. Proceedings of the Second International Conference on Nonlinear Normal Modes and Localization in Vibrating Systems, Karlovasi, Samos, Greece, June 19-23, 2006.
C. Touzé, M. Amabili, O. Thomas. Reduced-order models for damped geometrically nonlinear vibrations of thin shells via real normal form. Proceedings of the Second International Conference on Nonlinear Normal Modes and Localization in Vibrating Systems, Karlovasi, Samos, Greece, June 19-23, 2006.
M. Amabili, C. Touzé, O. Thomas. Comparison of Galerkin, POD and nonlinear-normal modes models for nonlinear vibrations of circular cylindrical shells. Proceedings of the ASME 2006 International Mechanical Engineering Congress and Exposition, IMECE 2006, Chicago, Illinois, USA, November 5-10, 2006.
2005
O. Thomas, C. Touzé, É. Luminais. Non-linear modal interactions in free-edge thin spherical shells: Measurements of a 1:1:2 internal resonance. Proceedings of the Third M.I.T. Conference on Computational Fluid and Solid Mechanics, Cambridge, Massachusetts, USA, June 14-17, 2005.
O. Thomas, C. Touzé. Non-linear modal interactions in thin structures: Theory and experiments on shallow shells. Proceedings of the International Forum on Aeroelasticity and Structural Dynamics, IFASD 2005, Munich, Germany, June 28 - July 1st, 2005.
C. Touzé, O. Thomas. Type of non-linearity of shallow spherical shells using non-linear normal modes. Proceedings of the Fifth Euromech Non-linear Dynamics Conference, ENOC 2005, Eindhoven, The Netherlands, August 7-12, 2005.
2004
A. Chaigne, C. Touzé, O. Thomas. Mechanical models of musical instruments and sound synthesis: The case of gongs and cymbals. Proceedings of the International Symposium on Musical Acoustics, ISMA2004, Nara, Japan, March 31 - April 3, 2004.
C. Touzé, O. Thomas. Reduced-order modeling for a cantilever beam subjected to harmonic forcing. Proceedings of the EUROMECH Colloquium 457: Nonlinear Modes of Vibrating Systems, Fréjus, France, June 7-9, 2004.
2003
C. Touzé, O. Thomas, A. Chaigne. Non-linear oscillations of continuous systems with quadratic and cubic non-linearities using non-linear normal modes. Proceedings of the Second M.I.T. Conference on Computational Fluid and Solid Mechanics, Cambridge, Massachusetts, USA, June 17-20, 2003.
2002
C. Touzé, O. Thomas. Determination of non-linear normal modes for conservative systems. Proceedings of the 9th International Congress on Sound and Vibration, ICSV9, Orlando, Florida, USA, July 8-11, 2002.
A. Chaigne, M. Fontaine, O. Thomas, M. Ferré, C. Touzé. Vibrations of shallow spherical shells and gongs: A comparative study. Proceedings of Forum Acusticum, Sevilla, Spain, September 16-20, 2002.
2001
O. Thomas, C. Touzé, A. Chaigne. Nonlinear behavior of gongs through the dynamics of simple rods systems. Proceedings of the International Symposium on Musical Acoustics, ISMA2001, Perugia, Italy, September 10-14, 2001.
A. Chaigne, C. Touzé, O. Thomas. Nonlinear axisymmetric vibrations of gongs. Proceedings of the International Symposium on Musical Acoustics, ISMA2001, Perugia, Italy, September 10-14, 2001.
2000
O. Thomas, C. Touzé, A. Chaigne. Non-linear resonances in large-deflection vibrations of free-edge circular plates. Proceedings of the 7th International Congress on Sound and Vibration, ICSV7, Garmisch-Partenkirchen, Germany, July 4-7, 2000.
Conférences nationales ACTN
2017
A. Givois, O. Thomas, J.-F. Deü. Étude des vibrations non-linéaires de nano-structures électromécaniques par une démarche de réduction de modèles. Actes du 23ème Congrès Français de Mécanique, CFM 2017, Lille, France, 28 août - 1er septembre 2017. lien
2013
O. Thomas, S. Nezamabadi, J.-F. Deü. Calcul de vibrations non linéaires de micro/nano structures piézoélectriques stratifiées par modèles réduits avec correction quasi-statique. Actes du 11ème Colloque National en Calcul des Structures, CSMA 2013, Giens, Var, France, 13-17 mai 2013.
2012
O. Thomas, J.-F. Deü, S. Nezamabadi, A. Lazarus. Finite elements reduced order models for nonlinear vibrations of stratified piezoelectric beams with application to NEMS. Actes du 18ème Symposium Vibrations, Chocs et Bruit (Vibrations, Shocks & Noise, VISHNO), VCB 2012, Centre de recherche EDF de Clamart, France, 3-5 juillet 2012.
2011
O. Thomas, A. Lazarus. Une méthode fréquentielle pour le calcul de la stabilité de vibrations périodiques. Actes du 10ème Colloque National en Calcul des Structures, CSMA 2011, Giens, Var, France, 9-13 mai 2011.
O. Thomas, S. Nezamabadi, A. Lazarus, J.-F. Deü. Réduction de modèles éléments finis pour les vibrations non linéaires. Application à des nano-structures piézoélectriques. Actes du 10ème Colloque National en Calcul des Structures, CSMA 2011, Giens, Var, France, 9-13 mai 2011.
M. Monteil, C. Touzé, O. Thomas, J. Frelat. Vibrations non linéaires de steelpans : couplages modaux via la résonance interne 1:2:2. Actes du 20ème Congrès Français de Mécanique, CFM 2011, Besançon, France, 29 août - 2 septembre 2011.
2010
O. Thomas, A. Lazarus, J.-F. Deü. Finite elements reduced order models for nonlinear vibrations of stratified piezoelectric beams with application to NEMS. Actes du 17ème Symposium Vibrations, Chocs et Bruit, VCB 2010, Écully, France, 15-17 juin 2010.
J.-F. Deü, A. Sénéchal, O. Thomas, P. Jean. Optimization of shunted piezoelectric patches for complex structure vibration reduction - Application to a turbojet fan blade. Actes du 17ème Symposium Vibrations, Chocs et Bruit, VCB 2010, Écully, France, 15-17 juin 2010.
A. Lazarus, O. Thomas. A harmonic-based method for computing the stability of periodic solutions of dynamical systems. Actes du 17ème Symposium Vibrations, Chocs et Bruit, VCB 2010, Écully, France, 15-17 juin 2010.
2009
A. Sénéchal, O. Thomas, J.-F. Deü, P. Jean. Atténuation des vibrations de structures complexes par shunt piézoélectrique. Application à une aube de turbomachine. Actes du 9ème Colloque National en Calcul des Structures, Giens, Var, France, 25-29 mai 2009.
C. Blanzé, O. Thomas. Atténuation de vibration par shunt piézoélectrique en présence d’incertitude sur les paramètres électriques. Actes du 9ème Colloque National en Calcul des Structures, Giens, Var, France, 25-29 mai 2009.
O. Thomas, L. Nicu, C. Touzé. Flambage et vibrations non-linéaires d’une plaque stratifiée piézoélectrique. Application à un capteur de masse MEMS. Actes du 19ème Congrès Français de Mécanique, CFM 2009, Marseille, France, 24-28 août 2009.
2007
O. Thomas, L. Nicu, C. Ayela, C. Touzé. Flambage et vibrations non-linéaires d’une plaque stratifiée piézoélectrique. Application à un bio-capteur MEMS. Actes du 8ème Colloque National en Calcul des Structures, Giens, Var, France, 21-25 mai 2007.
J. Ducarne, O. Thomas, J.-F. Deü. Optimisation de dispositifs passifs d’atténuation de vibration par shunt piézoélectrique. Actes du 8ème Colloque National en Calcul des Structures, Giens, Var, France, 21-25 mai 2007.
C. Camier, C. Touzé, O. Thomas. Effet des imperfections géométriques sur les vibrations non-linéaires de plaques circulaires minces. Actes du 18ème Congrès Français de Mécanique, CFM 2007, Grenoble, France, 27-31 août 2007.
2005
O. Thomas, C. Touzé, É. Luminais. Modèles réduits de structures minces en vibrations non-linéaires. Actes du 7ème Colloque National en Calcul des Structures, Giens, Var, France, 17-20 mai 2005.
2003
C. Touzé, O. Thomas, A. Chaigne. Modes normaux non-linéaires de systèmes continus. Actes du 16ème Congrès Français de Mécanique, CFM 2003, Nice, France, 1-5 septembre 2003.
2002
C. Touzé, P. Lanchantin, A. Chaigne, O. Thomas. Transferts d'énergie par couplage modal : étude d'un cas particulier. Actes du 6ème Congrès Français d'Acoustique, CFA 2002, Lille, France, avril 2002.
Conférences invitées INV
2011
O. Thomas. Reduced order models for nonlinear vibrations of piezoelectric micro/nano systems. Plenary Lecture on the 11th Conference on Dynamical Systems - Theory and Applications, DSTA 2011, Łódź, Poland, December 5-8, 2011.
Communications COM
2022
O. Thomas, A. Vizzacarro, A. Givois, A. Grolet, L. Salles, J.-F. Deü, C. Touzé. Finite elements based reduced order models for geometrically nonlinear and piezoelectric thin structures: Validation and three-dimensional effects. The 10th European Nonlinear Dynamics Conference, ENOC 2022, Lyon, France, July 17-22, 2022.
J.-F. Deü, A. Givois, O. Thomas. Reduced-order models for nonlinear vibrations of piezoelectric micro-electro-mechanical systems (MEMS). The SPIE Smart Structures + Nondestructive Evaluation, SPIE 2022, Long Beach, California, USA, March 6-9, 2022.
2021
O. Thomas, A. Givois, A. Vizzaccaro, P. Longobardi, A. Grolet, L. Salles, J.-F. Deü, Y. Shen, C. Touzé. Finite-elements based reduced order models for geometrically nonlinear and piezoelectric thin structures: Validation and three-dimensional effects. The 14th World Congress on Computational Mechanics and the 8th European Congress on Computational Methods in Applied Sciences and Engineering, WCCM-ECCOMAS 2020, online, Paris, France, January 11-15, 2021.
O. Thomas, C. Giraud-Audine, A. Givois, J.-F. Deü. Finite elements based reduced order models for piezoelectric structures with geometrical nonlinearities. The Winter Conference Piezoelectrics for End Users XI, PIEZO2021, online, Sassari, Italy, February 21-24, 2021.
2014
O. Thomas, A. Sénéchal, J.-F. Deü. Nonlinear vibrations of rotating cantilever beams: Finite-elements validations of various reduced-order models. The 11th World Congress on Computational Mechanics, WCCM XI, the 5th European Conference on Computational Mechanics, ECCM V and the 6th European Conference on Computational Fluid Dynamics, ECFD VI, Barcelona, Spain, July 20-25, 2014.
2012
J.-F. Deü, O. Thomas, S. Nezamabadi, A. Lazarus. Reduced order finite element models for nonlinear vibrations of piezoelectric layered beams with applications to MEMS. The International Conference on Mechanics of Nano, Micro and Macro Composite Structures, ICNMMCS 2012, Turin, Italy, June 18-20, 2012.
2011
O. Thomas, S. Nezamabadi, J.-F. Deü, A. Lazarus. Finite elements reduced order models for nonlinear vibrations of stratified piezoelectric beams with application to NEMS. The 7th European Nonlinear Dynamics Conference, ENOC 2011, Rome, Italy, July 24-29, 2011.
O. Thomas, A. Lazarus. A harmonic-based method for computing the stability of periodic oscillations of non-linear structural systems. The 7th European Nonlinear Dynamics Conference, ENOC 2011, Rome, Italy, July 24-29, 2011.
Thèses de doctorat et HDR
2011
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O. Thomas, Dynamique linéaire et non linéaire de structures élastiques et piézoélectriques. Instruments de musique, Micro/nano systèmes électromécaniques, Contrôle de vibration. Habilitation à diriger des recherches, Cachan, France, 14 novembre 2011. |
Organisation de mini-symposia
2010
O. Thomas, M. Legrand, G. Kerschen, B. Cochelin. Periodic and quasi-periodic vibrations of non-linear structural systems. Mini-symposium of the IV European Conference on Computational Mechanics, ECCM 2010, Paris, France, May 16-21, 2010.