Emilien Azéma
- Laboratoire de Mécanique et Génie Civil (LMGC)
Présentation
Publications
Publications
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Microstructural study of liquefaction in highly polydisperse granular mediaPowders & Grains 2025 – 10th International Conference on Micromechanics on Granular Media, Dec 2025, Goa, India. pp.07012, ⟨10.1051/epjconf/202534007012⟩ |
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The Stress-Force-Fabric relation across shear bandsPowders And Grains, Dec 2025, Goa, India. pp.02005, ⟨10.1051/epjconf/202534002005⟩ |
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Predicting the mechanical strength of self-gravitating aggregates from regolith tensile strengthInternational Workshop on Granular Materials & Regolith, Apr 2025, Metz, France |
Relating microscale force and fabric anisotropy to macroscale loading in granular materials: an experimental proof of the "Stress-Force-Fabric" relationship.APS March Meeting 2024, Mar 2024, Mineapolis, United States |
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Exploring the influence of the grain size distribution on an elemental and a macro-scale granular flow5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
Exploring Highly Deformable Mixtures of Soft and Rigid Grains: An Experimental Perspective from the Local Scale5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
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Exploring the Validity of a DEM inspired Effective Stress Approach in Wet Polydisperse Granular Materials5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
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Effects of grain shape angularity on cohesive strength in sheared Granular media5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
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Micro-and macro-mechanical analyses of rev in sheared granular samples5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
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Experimental study of granular materials composed of platonic polipods: exploring geometric cohesion and solid fraction5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France |
Elongated Grains in Silos: A 3D Odyssey through Non-linear Flow VariationsEMMC19-19th European Mechanics of Materials Conference, May 2024, Madrid, Spain |
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Simulations numériques d’effondrement de colonnes de grains allongés16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France |
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Particle size effects on critical strength of granular soils through numerical and laboratory testingPan-American Conference on Soil Mechanics and Geotechnical Engineering (XVII PCSMGE), Nov 2024, La Serena, Chile |
Collapse of polydisperse columns: looking for a scaling between energy and mobility9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany |
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Flow of strongly concave particles in a rotating drum: stress profile predictions9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany |
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Modelling gravitational accretion: observable polydispersity at the surface vs real polydispersity. Preliminary results54th Lunar and Planetary Science Conference (LPSC), Mar 2023, Woodlands, United States |
Exploring the scales in highly deformable grain assemblies when compressed far beyond the jammed state9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany |
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Granular column collapse: The role of particle size polydispersity on the velocity and runout8th International Conference on Debris Flow Hazard Mitigation (DFHM8), Jun 2023, Turin, Italy. pp.02017, ⟨10.1051/e3sconf/202341502017⟩ |
A Revised Modelling of the Strength of Regolith in Asteroids55th Annual Meeting of the Division for Planetary Sciences, Oct 2023, San Antonio, United States |
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Stability of geometrically cohesive granular columns made of star-shaped grains9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany |
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Rhéologie quasistatique et structure d’assemblages de polyèdres très polydisperses25e Congrès Français de Mécanique, Aug 2022, Nantes, France |
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Mixtures of soft and rigid grains: an experimental approach25e Congrès Français de Mécanique, Aug 2022, Nantes, France |
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Simulation numérique d'avalanches de grains allongés15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France |
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Highly strained mixtures of bidimensional soft and rigid grains: an experimental approach from the local scalePowders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. pp.05004, ⟨10.1051/epjconf/202124905004⟩ |
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Independence of shear strength with particle size dispersity still valid in polyhedral particle assembliesPowders & Grains, Jul 2021, Buenos Aires, Argentina. pp.06009, ⟨10.1051/epjconf/202124906009⟩ |
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A micro-mechanical compaction model for granular mix of soft and rigid particlesPowders & Grains, Jul 2021, Buenos Aires, Argentina. pp.02008, ⟨10.1051/epjconf/202124902008⟩ |
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LMGC90: a Contact Dynamics open source code for the simulation of granular asteroid with realistic regolith shapes. Application to the accretion processPowders & Grains, Jul 2021, Buenos Aires, Argentina. pp.14007, ⟨10.1051/epjconf/202124914007⟩ |
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Shape or friction? Which of these characteristics drives the shear strength in granular systems?Powders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. ⟨10.1051/epjconf/202124906008⟩ |
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Bulk modulus of soft particle assemblies under compressionPowders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. ⟨10.1051/epjconf/202124914014⟩ |
Numerical study on the compaction of soft sphere packingsParticles 2021, Oct 2021, Hamburg, Germany |
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Effect of the polydispersity on immersed column collapse: role of the grain size distribution on the deposit runoutParticles 2021, Oct 2021, Hamburg, Germany |
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Strength and energy consumption of inherently anisotropic rocks at failurePowders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. pp.07003, ⟨10.1051/epjconf/202124907003⟩ |
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Impact of sample scaling on shear strength: coupled effects of grains size and shapePowders & Grains, Jul 2021, Buenos Aires, Argentina. pp.06011, ⟨10.1051/epjconf/202124906011⟩ |
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Texture Properties of a-2D Granular Mixture of an Angular Particle under Bi-axial Compression Texture Properties of a-2D Granular Mixture of an Angular Particle under Bi-axial CompressionTSME-ICoME 2019, Dec 2019, Pattaya, Thailand. pp.012057, ⟨10.1088/1757-899X/886/1/012057⟩ |
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Influence of particle size-shape correlation on the shear strength of scaled samples of coarse mine wasteSlope Stability 2020, May 2020, Perth, Australia |
Microstructure and internal stresses of assemblies of crushable grains under compaction8th International Conference on Discrete Element Methods (DEM8), Jul 2019, Enschede, Netherlands |
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Rheology of crushable granular materialsJoint GeoMech-M2UN Workshop on Upscaling for Strategic Materials, Sep 2019, Montpellier, France |
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Scaling in Cohesive Self-gravitating AggregatesThe 50th Lunar and Planetary Science Conference, Mar 2019, The Woodlands, United States |
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The Contact Dynamics (CD) Method, as a Discrete Element Method for the simulation of granular asteroidsEuropean Planetary Science Congress (EPSC-DPS Joint meeting), Sep 2019, Genève, Switzerland |
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Systematic description of the effect of particle shape on the strength properties of granular mediaPowders and Grains 2017, Jul 2017, Montpellier, France. ⟨10.1051/epjconf/201714006026⟩ |
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Does modifying the particle size distribution of a granular material (i.e., material scalping) alters its shear strength ?Powders and Grains 2017, Jul 2017, Montpellier, France |
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Numerical simulation of the compaction of crushable grains in 3DPowders and Grains 2017, Jul 2017, Montpellier, France |
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Cohesive strength of iron ore granulesInternational Conference on Micromechanics of Granular Media (Powders & Grains), Jul 2017, Montpellier, France. ⟨10.1051/epjconf/201714008020⟩ |
Influence of shape and cohesion on rheophysics of granular materialsInternational Congress on Granular Flows, 2013, Cambridge, United Kingdom |
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Simulation numérique de la fragmentation des particules lors de la compaction des systèmes granulairesCFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France |
Influence de la polydispersité de forme et de taille sur un milieu granulaireColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France |
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Comparison of the effects of rolling resistance and angularity in sheared granular mediaPowder and Grains 2013, 2013, Sydney, Australia. pp.891-894 |
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A benchmark for particle shape dependencePowder and Grains 2013, 2013, Sydney, Australia. pp.883-886, ⟨10.1063/1.4812073⟩ |
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Écoulement de matériaux granulaires cohésifsCFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France |
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Modélisation numérique de la compaction des milieux granulaires constitués de grains sécablesProceedings of the CIGOS conference, Apr 2013, Lyon, France |
Compaction d'un milieu granulaire à particules sécablesColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France |
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Flow structure of granular mediaTectonomechanics, Apr 2013, Paris, France |
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Structuration des écoulements granulairesCFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France |
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Shear strength and microstructure of 3D assemblies of platy particlesPowder and Grains 2013, 2013, Sydney, Australia. pp.519-522 |
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Shear strength, force distributions and friction mobilization in sheared packings composed of angular particlesPowder and Grains 2013, 2013, Sydney, Australia. pp.511-514 |
Flow structures of granular flowsColloquium TectonoMechanics 2013, Apr 2013, Paris, France |
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Micro-rhéologie des écoulements granulaires densesColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France |
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Compaction of a granular packing of crushable particles23rd ALERT Workshop, Oct 2012, Aussois, France |
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Influence of particle shape on plastic granular flowsIUTAM Symposium on MOBILE PARTICULATE SYSTEMS: Kinematics, Rheology and Complex Phenomena, 2012, India. pp.1 |
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Un modèle statistique pour l'évolution de la textureJournées Homogénéisation des Matériaux Granulaires, Mar 2012, Lyon, France |
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Critical states and stress-dilatancy relations in model granular materials : DEM studies23rd ALERT Workshop, Oct 2012, Aussois, France |
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Agglomeration of wet granular materials during dense flow23rd ALERT Workshop, Oct 2012, Aussois, France |
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Agglomération des matériaux granulaires par forces capillaires13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France |
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Compaction d'un milieu granulaire à particules sécables13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France |
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Discrete modelling of quasi- static behaviour of clay particlesColloque annuel du GdR MeGe, Jun 2011, La Rochelle, France |
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Identification du frottement de roulement comme un paramètre de forme dans les milieux granulairesColloque annuel du GdR MeGe, Jun 2011, La Rochelle, France |
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Numerical simulation of granular media composed with irregular polyhedral particles: effect of particles' angularityII International Conference on Particle-based Methods - Fundamentals and Applications - PARTICLES 2011, Oct 2011, Barcelone, Spain |
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Effect of shape non-convexity on behavior on granular media : 3D contact dynamics simulationsII International Conference on Particle-based Methods - Fundamentals and Applications - PARTICLES 2011, Oct 2011, Barcelone, Spain |
Numerical analysis of the quasi-static behavior of clay by DEM22nd ALERT workshop, Oct 2011, Aussois, France |
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Effect of particle shape non-convexity on the rheology of granular media : 3D contact dynamics simulationsII International Conference on Particle-based Methods - Fundamentals and Applications, Oct 2011, Barcelona, Spain. pp.427-434 |
Influence de la morphologie des grains sur la texture et le comportement des milieux granulairesAtelier Mécanique et Géosciences du GdR MeGe, Mar 2011, Ecole Normale Supérieure, Paris, France |
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Rhéologie des milieux granulaires composés de particules polydriques - effet de l'angularitéColloque annuel du GdR MeGe, Jun 2011, La Rochelle, France |
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Influence of Domain Decomposition Method on the solution of a simple granular test via the N.S.C.DICCCM 2011 - II International Conference on Computational Contact Mechanics, Jun 2011, Germany |
Rhéologie des matériaux granulairesMatériaux 2010, Oct 2010, Nantes, France. pp.CD Rom |
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Microscopic Origins of Shear Strength in Packings Composed of Elongated ParticlesIWBDG, 2010, France. pp.1-7 |
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Quasistatic behavior and force transmission in packing of irregular polyhedral particlesPowders and Grains 2009, Jul 2009, Golden, Colorado, United States. pp.273-276 |
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Influence of particle shape on shear stress in granular mediaTraffic and Granular Flows, 2007, Paris, France. p497-505 |
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Numerical modeling of the tamping operation by Discrete Element ApproachWorld Congress Rail Research, 2008, South Korea. pp.1-9 |
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Vibrational dynamics of 3D granular media composed with polyhedral grainsIX Congreso de Geotecnia, Sociedad Colombiana de geotecnia, Sep 2008, Bogotà, Colombia. pp.8 |
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Dynamique d'un milieu granulaire soumis à des vibrations horizontalesCFM 2007 - 18ème Congrès Français de Mécanique, Aug 2007, Grenoble, France |
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New approach to grain fragmentation for discrete element methodsGeomechanics from Micro to Macro, pp.257 - 262, 2015, 978-1-138-02707-7. ⟨10.1201/b17395-45⟩ |
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Evolution of particle size distributions in crushable granular materialsGeomechanics from Micro to Macro, pp.275 - 280, 2014, ⟨10.1201/b17395-48⟩ |
Microscopic origins of shear strength in packings composed of elongated particlesAdvances in bifurcation and degradation in geomaterials, Springer, pp.21-29, 2011, 978-94-007-1420-5 |
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Force Transmission in Cohesive Granular MediaJ. D. Goddard, J. T. Jenkins et P. Giovine. Mathematical Modeling and Physical Instances of granular Flows, AIP, pp.240-260, 2010, 978-0-7354-0772-5 |
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Etude numérique de milieux granulaires à grains polyédriques : rhéologie quasi-statique, dynamique vibratoire et application au procédé de bourrage du ballast.Sciences de l'ingénieur [physics]. Université Montpellier II - Sciences et Techniques du Languedoc, 2007. Français. ⟨NNT : ⟩ |
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Milieux granulaires à composition réaliste - Rhéologie et structure interneMécanique des matériaux [physics.class-ph]. Université de Montpellier, 2016 |