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Sébastien Brisard


Researcher in materials science: theoretical and numerical homogenization, characterization of heterogeneous materials by non-destructive techniques (small-angle X-ray scattering, micro-tomography), simulation of random microstructures, image analysis.


Professional and academic experience

November 2011 – now

Research scientist at Laboratoire Navier (Laboratoire Navier, Ecole des Ponts, Univ Gustave Eiffel, IFSTTAR, CNRS, Marne-la-Vallée, France)

September 2010 – October 2011

Research scientist at Ifsttar (French Institute of Science and Technology for Transport, Development and Networks, Paris, France), MACS laboratory

September 2007 – August 2010

PhD at École des Ponts ParisTech, Morphological analysis and numerical homogenization: application to cement paste, under the supervision of Prof. Dormieux (Laboratoire Navier, Ecole des Ponts, Univ Gustave Eiffel, IFSTTAR, CNRS, Marne-la-Vallée, France) and Dr. Levitz (Laboratoire PHENIX (UMR 8234), Sorbonne Universités, UPMC University, CNRS, Paris, France)

March 2007 – August 2007

Visiting scholar at UC Berkeley, Characterization of the orientation of fibers by Digital Laminography in Ultra-High Performance, Fiber Reinforced Concrete, under the supervision of Prof. Monteiro

September 2003 – February 2007

Bridge engineer at Sétra (French equivalent to the American Federal Highway Administration), now Céréma

Teaching

September 2018 – now

Professor at École des Ponts ParisTech

September 2008 – June 2018

Assistant Professor at École des Ponts ParisTech

September 2003 – September 2008

Teaching Assistant at École des Ponts ParisTech

September 2019 – now

Continuum Mechanics (École des Ponts ParisTech, Prof. L. Dormieux)

September 2018 – now

Introduction to non-linear structural analysis with Finite Elements using FEniCS (Prof. C. Maurini, M2 Modélisation and simulation at Sorbonne Université)

September 2017 – now

Plates and Shells (École des Ponts ParisTech)

September 2003 – September 2017

Shells and Advanced Structures (École des Ponts ParisTech)

September 2003 – September 2012

Structural Analysis (École des Ponts ParisTech)

Education

November 2017

Habilitation à Diriger des Recherches (accreditation to supervise research), Université Paris-Est

January 2011

PhD in Civil Engineering, Université Paris-Est

September 2000 – August 2003

École des Ponts ParisTech (Marne-la-Vallée, France), Civil Engineering dpt.

September 1997 – August 1999

École Polytechnique (Palaiseau, France), Mechanics dpt. Final rank: 11/398.

Academic prizes

2017 Jean Mandel Prize

Delivered by Laboratoire de Mécanique des Solides (École Polytechnique) and Centre des Matériaux (Mines ParisTech) – Tied with T. Morgeneyer

2012 PhD Award

Delivered by Fondation des Ponts – Tied with N. Oppenchaim

Supervision of PhD students

Trung Hieu Nguyen (October 2020 – now)

Development of bio-based epoxy resin in-situ foaming by the chemical imprisonment of the foaming agent for elasto-acoustic and thermal isolation applications (advisor: C. Perrot; co-supervisors: A. Ríos de Anda, F. Detrez, M. Bornert)

Antoine Martin (October 2019 – now)

Multiphysical homogenization of fiber reinforced concrete: simplified models and numerical simulations (supervisor: K. Sab)

Othmane Zerhouni (October 2016 – November 2019)

A study on the effective elastic properties of materials with microstructure: 3D printing, experiments and numerics (advisor: K. Danas)

Vinh Hoang Tan Le (October 2016 – October 2019)

Micromechanical modelling of interface cracking in heterogeneous materials (advisor: A. Pouya). This work has benefited from a French government grant managed by ANR within the frame of the national program Investments for the Future ANR-11-LABX-022-01.

Mohamed Hassan Khalili (October 2013 – November 2016)

Tracking and modelling small motions at grain scale in granular materials under compression by X-Ray microtomography and discrete simulations (advisor: J.-N. Roux; co-supervisors M. Bornert and J.-M. Pereira). This work has benefited from a French government grant managed by ANR within the frame of the national program Investments for the Future ANR-11-LABX-022-01.

Vinh Phuc Tran (October 2013 – October 2016)

Stochastic modeling of random heterogeneous materials (advisor: K. Sab; co-supervisor: J. Guilleminot). This work has benefited from a French government grant managed by ANR within the frame of the national program Investments for the Future ANR-11-LABX-022-01.

Yassine El Assami (February 2012 – May 2015)

Homogenization of non-ageing, linear, viscoelastic materials with the equivalent inclusion method: application to cementitious materials (advisor: L. Dormieux)

Supervision of Post-docs

Othmane Zerhouni (February 2020 – now)

Numerical characterization of the porous network for a better quantification of petrophysical and acoustical properties and more accurate interpretation of geophysical inversion models for reservoirs in carbonate rocks (co-supervised with K. Danas, E. Poli (Total) and C. Planteblat (Modis))

Michaël Bertin (March 2015 – February 2016)

Variance Reduction Techniques for the Homogenization of Random Materials (co-supervised with: C. Lebris and F. Legoll). This work has benefited from a French government grant managed by ANR within the frame of the national program Investments for the Future ANR-11-LABX-022-01.

Linlin Wang (September 2013 – August 2014)

ANHYMA research project (hydromechanical couplings within the clay matrix of argilites), for which I am PI (co-supervised with: M. Vandamme). This work was financially supported by Défi NEEDS MiPor.

Fatma Allouche (January 2013 – December 2013)

Methodologies and tools for the analysis of X-rays and electron tomography images – Application to nanostructured materials and geomaterials (co-supervised with: M. Bornert, N. Lenoir, E. Leroy, F. Dalmas). This work has benefited from a French government grant managed by ANR within the frame of the national program Investments for the Future ANR-11-LABX-022-01.

Reviewing activities

I have been reviewing articles for the following journals: Applied Mathematics Research Express, Archive for Rational Mechanics and Analysis, Cement and Concrete Research, Computational Materials Science, Géotechnique Letters, International Journal for Numerical and Analytical Methods in Geomechanics, International Journal for Numerical Methods in Engineering, International Journal of Solids and Structures, Journal of Computational Physics, Journal of the Mechanics and Physics of Solids, Materials and Structures, Mechanics of Materials, Zeitschrift für Angewandte Mathematik und Mechanik.

I have also been reviewing project proposals for the following funding agencies: COFECUB (French Comity for the Academic Cooperation with Brazil), NWO (Netherlands Organization for Scientific Research).

Organization of seminars, conferences, and mini-symposia

  • Organizer of the monthly seminar of the Multiscale research team at Navier (2013–2018) Laboratory:
    http://navier.enpc.fr/Seminaire-d-equipe-Team-seminar
  • Co-organizer (with F. Willot) of a mini-symposium Stochastics and Material Mechanics at the 14th European Mechanics of Materials Conference, Gothenburg, Sweden (August 27–29, 2014)
  • Co-organizer (with S. Meulenyzer) of a workshop on Imaging of Construction Materials and Geomaterials at École des Ponts ParisTech, Marne la Vallée, France (July 7–8, 2016)
  • Co-organizer (with J. Yvonnet) of a mini-symposium on Multiscale modeling of microstructures and their macroscopic properties at the 2016 EMI International conference, Metz, France (October 25–27, 2016)
  • Member of the local organizing committee of the 6th Biot Conference on Poromechanics at École des Ponts ParisTech, Marne la Vallée, France (July 9–13, 2017)
  • Member of the local organizing committee of the ECCOMAS thematic conference on Computational Modeling of Complex Materials Across the Scales, Paris, France (November 7–9, 2017)
  • Co-organizer (with M. Bornert, F. Auslender and R. Masson) of a mini-symposium Approches multi-échelles en mécanique des solides at the 24ième Congrès Français de Mécanique, Brest, France (August 26–30, 2019)

Participation to boards – Other services to the community

Involvement in open or collaborative projects


Article dans une revue24 documents

  • Sébastien Brisard, Marijana Serdar, Paulo J.M. Monteiro. Multiscale X-ray tomography of cementitious materials: A review. Cement and Concrete Research, Elsevier, 2020, 128, pp.105824. ⟨10.1016/j.cemconres.2019.105824⟩. ⟨hal-02384580⟩
  • L.A. Spyrou, K. Danas, Sébastien Brisard. Multiscale modeling of skeletal muscle tissues based on analytical and numerical homogenization. Journal of the mechanical behavior of biomedical materials, Elsevier, 2019, ⟨10.1016/j.jmbbm.2018.12.030⟩. ⟨hal-01965947⟩
  • Vinh Hoang Tan Le, Sébastien Brisard, Amade Pouya. Debonding of a circular inclusion: Asymmetric propagation of a pair of cracks. International Journal of Solids and Structures, Elsevier, 2019, 167, pp.71-78. ⟨10.1016/j.ijsolstr.2019.03.004⟩. ⟨hal-02067332⟩
  • Sébastien Brisard, Catherine Davy, Laurent Michot, David Troadec, Pierre Levitz. Mesoscale pore structure of a high‐performance concrete by coupling focused ion beam/scanning electron microscopy and small angle X‐ray scattering. Journal of the American Ceramic Society, Wiley, 2019, 102 (5), pp.2905-2923. ⟨10.1111/jace.16059⟩. ⟨hal-01904481⟩
  • Sébastien Brisard, Johann Guilleminot, Karam Sab, Vinh Phuc Tran. Mori–Tanaka estimates of the effective elastic properties of stress-gradient composites. International Journal of Solids and Structures, Elsevier, 2018, 146, pp.55-68. ⟨10.1016/j.ijsolstr.2018.03.020⟩. ⟨hal-01740741v2⟩
  • Mohamed Hassan Khalili, Jean-Noël Roux, Jean-Michel Pereira, Sébastien Brisard, Michel Bornert. A numerical study of one-dimensional compression of granular materials. II. Elastic moduli, stresses and microstructure. Physical Review E , American Physical Society (APS), 2017, ⟨10.1103/PhysRevE.95.032908⟩. ⟨hal-01497638⟩
  • Mohamed Hassan Khalili, Jean-Noël Roux, Jean-Michel Pereira, Sébastien Brisard, Michel Bornert. A numerical study of one-dimensional compression of granular materials: I. Stress-strain behavior, microstructure and irreversibility. Physical Review E , American Physical Society (APS), 2017, ⟨10.1103/PhysRevE.95.032907⟩. ⟨hal-01497636⟩
  • Sébastien Brisard. Towards improved Hashin–Shtrikman bounds on the effective moduli of random composites. Mechanics & Industry, EDP Sciences, 2017, 18 (2), pp.214. ⟨10.1051/meca/2016037⟩. ⟨hal-01474668⟩
  • Sébastien Brisard. Reconstructing displacements from the solution to the periodic Lippmann-Schwinger equation discretized on a uniform grid. International Journal for Numerical Methods in Engineering, Wiley, 2017, 109 (4), pp.459-486. ⟨10.1002/nme.5263⟩. ⟨hal-01304603⟩
  • M.H. Khalili, Sébastien Brisard, Michel Bornert, Patrick Aimedieu, Jean-Michel Pereira, et al.. Discrete Digital Projections Correlation: a reconstruction-free method to quantify local kinematics in granular media by X-ray tomography. Experimental Mechanics, Society for Experimental Mechanics, 2017, 57 (6), ⟨10.1007/s11340-017-0263-5⟩. ⟨hal-01474701⟩
  • Nathan Mayercsik, Sébastien Brisard, Matthieu Vandamme, Kimberly Kurtis. Using Fractal Geometry to Recover the 3D Air Void, Scale-Independent, Microstructure Information From 2D Sections of Mortars. Advances in Civil Engineering Materials, ASTM, 2016, 5 (2), ⟨10.1520/ACEM20150030⟩. ⟨hal-01425118⟩
  • Luc Dormieux, Éric Lemarchand, Sébastien Brisard. Equivalent Inclusion Approach for Micromechanics Estimates of Nanocomposite Elastic Properties. Journal of Nanomechanics and Micromechanics, American Society of Civil Engineers, 2016, 6 (2), ⟨10.1061/(ASCE)NM.2153-5477.0000104⟩. ⟨hal-01773750⟩
  • V-P Tran, J Guilleminot, Sébastien Brisard, Karam Sab. Stochastic modeling of mesoscopic elasticity random field. Mechanics of Materials, Elsevier, 2016, 93, ⟨10.1016/j.mechmat.2015.10.007⟩. ⟨hal-01226337⟩
  • Sébastien Brisard, Luc Dormieux. Corrigendum to “Combining Galerkin approximation techniques with the principle of Hashin and Shtrikman to derive a new FFT-based numerical method for the homogenization of composites” [Comput. Methods Appl. Mech. Engrg. 217–220 (2012) 197–212]. Computer Methods in Applied Mechanics and Engineering, Elsevier, 2015, 283, pp.1587-1588. ⟨10.1016/j.cma.2014.10.021⟩. ⟨hal-01773735⟩
  • François Bignonnet, Karam Sab, Luc Dormieux, Sébastien Brisard, Antoine Bisson. Macroscopically consistent non-local modelling of heterogeneous media. Computer Methods in Applied Mechanics and Engineering, Elsevier, 2014, 278, pp.218 - 238. ⟨10.1016/j.cma.2014.05.014⟩. ⟨hal-01076820⟩
  • Sébastien Brisard, Luc Dormieux, Karam Sab. A variational form of the equivalent inclusion method for numerical homogenization. International Journal of Solids and Structures, Elsevier, 2014, 51 (3-4), pp.716-728. ⟨10.1016/j.ijsolstr.2013.10.037⟩. ⟨hal-00922779⟩
  • Sébastien Brisard, Pierre Levitz. Small-angle scattering of dense, polydisperse granular porous media: Computation free of size effects. Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, American Physical Society, 2013, 87 (1), pp.013305. ⟨10.1103/PhysRevE.87.013305⟩. ⟨hal-00779317⟩
  • Sébastien Brisard, Karam Sab, Luc Dormieux. New boundary conditions for the computation of the apparent stiffness of statistical volume elements. Journal of the Mechanics and Physics of Solids, Elsevier, 2013, 61 (12), pp.2638-2658. ⟨10.1016/j.jmps.2013.08.009⟩. ⟨hal-00871767⟩
  • Sébastien Brisard, Rosie S. Chae, Isabelle Bihannic, Laurent J. Michot, Peter Guttmann, et al.. Morphological quantification of hierarchical geomaterials by X-ray nano-CT bridges the gap from nano to micro length scales. American Mineralogist, Mineralogical Society of America, 2012, 97 (2-3), pp.480-483. ⟨10.2138/​am.2012.3985⟩. ⟨hal-00722357⟩
  • Sébastien Brisard, Luc Dormieux. Combining Galerkin approximation techniques with the principle of Hashin and Shtrikman to derive a new FFT-based numerical method for the homogenization of composites. Computer Methods in Applied Mechanics and Engineering, Elsevier, 2012, 217-220, pp.197-212. ⟨10.1016/j.cma.2012.01.003⟩. ⟨hal-00722361⟩
  • Sébastien Brisard, Luc Dormieux, Djimedo Kondo. Hashin-Shtrikman bounds on the shear modulus of a nanocomposite with spherical inclusions and interface effects. Computational Materials Science, Elsevier, 2010, 50 (2), pp.403-410. ⟨10.1016/j.commatsci.2010.08.032⟩. ⟨hal-00539812⟩
  • Sébastien Brisard, Luc Dormieux, D. Kondo. Hashin-Shtrikman bounds on the bulk modulus of a nanocomposite with spherical inclusions and interface effects. Computational Materials Science, Elsevier, 2010, 48 (3), pp.589-596. ⟨10.1016/j.commatsci.2010.02.027⟩. ⟨hal-00904517⟩
  • Sébastien Brisard, Luc Dormieux. FFT-based methods for the mechanics of composites: A general variational framework. Computational Materials Science, Elsevier, 2010, 49 (3), pp.663-671. ⟨10.1016/j.commatsci.2010.06.009⟩. ⟨hal-00722339⟩
  • Olivier Coussy, Sébastien Brisard. Prediction of drying shrinkage beyond the pore isodeformation assumption. Journal of Mechanics of Materials and Structures, Mathematical Sciences Publishers, 2009, 4 (2), pp.263-279. ⟨10.2140/jomms.2009.4.263⟩. ⟨hal-00582519⟩

Communication dans un congrès23 documents

  • Sébastien Brisard. Quelques bonnes pratiques de développement logiciel. Séminaire « Calcul numérique et outils informatiques » du Laboratoire Navier (UMR 8205, CNRS, ENPC, IFSTTAR), Nov 2019, Champs sur Marne, France. ⟨hal-02384461⟩
  • Vinh Hoang Tan Le, Sébastien Brisard, Amade Pouya. Pertes de symétrie lors de la propagation de fissures à l’interface entre la matrice et une inclusion circulaire. CFM 2019 - 24ème Congrès Français de Mécanique, Aug 2019, Brest, France. ⟨hal-02560373⟩
  • Sébastien Brisard, Virginie Ehrlacher. Méthodes MsFEM pour les plaques hétérogènes. CFM 2019 - 24ème Congrès Français de Mécanique, Aug 2019, Brest, France. ⟨hal-02274963⟩
  • Sébastien Brisard, Vinh Phuc Tran, Karam Sab, Johann Guilleminot. On stress-gradient materials: formulation and homogenization. Encounter of the third kind on generalized continua and microstructures, Apr 2018, Arpino, Italy. ⟨hal-01758985⟩
  • Sébastien Brisard, Siavash Ghabezloo. Variational Estimates of the Poroelastic Coefficients. 6th Biot Conference on Poromechanics, Jul 2017, Champs sur Marne, France. ⟨hal-01561564⟩
  • Sébastien Brisard, Siavash Ghabezloo. Variational estimates of the poroelastic coefficients. 6th Biot Conference on Poromechanics, École des Ponts ParisTech; Ifsttar; CNRS, Jul 2017, Champs sur Marne, France. pp.1266 - 1273, ⟨10.1061/9780784480779.157⟩. ⟨hal-01561591⟩
  • Sébastien Brisard. Beyond the classical Hashin–Shtrikman bounds: the Hashin–Shtrikman principle revisited. Séminaire du Laboratoire de Mécanique des Solides, École Polytechnique, Apr 2017, 91128 Palaiseau Cedex, France. ⟨hal-01513354⟩
  • Sébastien Brisard. Microstructure and mechanical properties -- Polarization techniques to the rescue. Multi-scale Materials Under the Nanoscope 2016, GDRI M2UN, Dec 2016, Paris, France. ⟨hal-01414044⟩
  • Sébastien Brisard, L Chamoin. Constitutive relation error for FFT-based methods. VII European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS Congress 2016), Jun 2016, Crete Island, Greece. ⟨hal-01330790v2⟩
  • Sébastien Brisard, Ludovic Chamoin. Constitutive relation error for FFT-based methods. 7th European Congress on Computational Methods in Applied Sciences and Engineering - ECCOMAS 2016, Jun 2016, Crete Island, Greece. ⟨hal-01583205⟩
  • Sébastien Brisard. Overview of FFT-based homogenization techniques from the Galerkin point of view. Conférence Internationale de Géotechnique, des Ouvrages et Structures (CIGOS 2015), ENS Cachan, May 2015, Cachan, France. ⟨hal-01194693⟩
  • Sébastien Brisard. Overview of FFT-based homogenization techniques from the Galerkin point of view (slides). Conférence Internationale de Géotechnique, des Ouvrages et Structures (CIGOS 2015), 2015, Cachan, France. ⟨hal-01194695⟩
  • Vinh Phuc Tran, Johann Guilleminot, Sébastien Brisard, Karam Sab. Stochastic Analysis of Mesoscopic Elasticity Random Rields obtained by Filtering Framework. 13th US National Congress on Computational Mechanics (USNCCM13), Jul 2015, San Diego, United States. ⟨hal-01194367⟩
  • Vinh Phuc Tran, Johann Guilleminot, Sébastien Brisard, Karam Sab. Homogénéisation numérique à l'aide de modèles prior de la raideur mésoscopique : identification et validation. 22ème Congrès Français de Mécanique, Aug 2015, Lyon, France. ⟨hal-01194370⟩
  • Sébastien Brisard. Towards improved Hashin–Shtrikman bounds on the effective moduli of random composites. 22ème Congrès Français de Mécanique, Aug 2015, Lyon, France. ⟨hal-01187829⟩
  • M.H. Khalili, Sébastien Brisard, Michel Bornert, Jean-Michel Pereira, Matthieu Vandamme, et al.. A new method for measuring grain displacements in granular materials by X-ray computed tomography. 2nd International Conference on Tomography of Materials and Structures (ICTMS 2015), INRS-ETE, Jun 2015, Quebec city, Canada. ⟨hal-01194699⟩
  • Sébastien Brisard, Matthieu Vandamme, Benoît Carrier, Linlin Wang. Hydromechanical couplings in the clay matrix of argilite: some methodological aspects of the atomistic-to-continuum upscaling. Multi-scale computational methods for bridging scales in materials and structures (EuroMech Colloquium 559), EuroMech; Technische Universiteit Eindhoven; Université Paris-Est Marne-la-Vallée; University of Stuttgart, Feb 2015, Eindhoven, Netherlands. ⟨hal-01194708⟩
  • Sébastien Brisard. Towards improved Hashin–Shtrikman bounds on the effective moduli of random composites. 22ème Congrès Français de Mécanique, Association Française de Mécanique (AFM), Aug 2015, Lyon, France. ⟨hal-01187197⟩
  • Vinh Phuc Tran, Sébastien Brisard, J Guilleminot, Karam Sab. Stress-gradient materials: an analytical exploration. Workshop on Computational Mechanics of Generalized Continua and Applications to Materials with Microstructure, The François COSSERAT–Tullio LEVI CIVITA (Coss &Vita) International Associated Laboratory, Oct 2015, Catania, Italy. ⟨hal-01226290⟩
  • M.H. Khalili, Jean-Noël Roux, Jean-Michel Pereira, Matthieu Vandamme, Sébastien Brisard, et al.. Internal states, stress-strain behavior and elasticity in oedometrically compressed model granular materials. Particles 2015, Sep 2015, Barcelona, Spain. ⟨hal-01214733⟩
  • Sébastien Brisard, Ludovic Chamoin. A posteriori error estimators for FFT-based numerical techniques. MAI workshop and training session: Micromechanics of cementitious materials, Materials Ageing Institute (MAI), Sep 2015, Ecuelles, France. ⟨hal-01199166⟩
  • M.H. Khalili, Sébastien Brisard, Michel Bornert, Jean-Michel Pereira, Matthieu Vandamme, et al.. New method for measuring grains displacement in granular materials by X-ray computed tomography. Modeling Granular Media Across Scales, Jul 2014, Montpellier, France. ⟨hal-01137696⟩
  • Sébastien Brisard, Luc Dormieux. A Galerkin approach to FFT-based homogenization methods. 6th European Congress on Computational Methods in Applied Sciences and Engineering, ECCOMAS 2012, Sep 2012, Vienna, Austria. pp.1709-1718. ⟨hal-00738040⟩

Poster1 document

  • Sébastien Brisard, Matthieu Vandamme, Benoît Carrier, Linlin Wang. Hydromechanical couplings in the clay matrix of argilite: some methodological aspects of the atomistic-to-continuum upscaling (poster). Multi-scale computational methods for bridging scales in materials and structures (EuroMech Colloquium 559), Feb 2015, Eindhoven, Netherlands. ⟨hal-01194710⟩

Chapitre d'ouvrage3 documents

Pré-publication, Document de travail1 document

  • Sébastien Brisard, Frédéric Legoll. Periodic homogenization using the Lippmann--Schwinger formalism. 2014. ⟨hal-01080251⟩

Rapport1 document

  • Sébastien Brisard, Luc Dormieux, Karam Sab. Self-influence and influence pseudotensors of d-dimensional spheres. 2013, pp.53. ⟨hal-00876028v2⟩

Thèse1 document

  • Sébastien Brisard. Analyse morphologique et homogénéisation numérique : application à la pâte de ciment. Mécanique [physics.med-ph]. Université Paris-Est, 2011. Français. ⟨tel-00617356⟩

HDR1 document

  • Sébastien Brisard. Mémoire d'Habilitation à Diriger des Recherches From microstructure to macroscopic properties: Some applications of the Hashin–Shtrikman principle. Mechanics of materials [physics.class-ph]. Université Paris-Est, 2017. ⟨tel-01827280⟩