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Emilien Azéma
75%
Libre accès
125
Documents
Affiliations actuelles
- 693
Identifiants chercheurs
- emilien-azema
- 0000-0001-8831-3842
- Google Scholar : https://scholar.google.fr/citations?user=ce1pW90AAAAJ&hl=fr#
- IdRef : 082777004
Présentation
### Full Professor, University of Montpellier
- **Professur Associé Polytechnique Montréal, Département des Génies Civils, Géologique et Mines**
- **[Junior Member Institut Universitaire de France IUF (2020)](http://www.iufrance.fr/les-membres-de-liuf/membre/2066-emilien-azema.html)**
- **Teaching: [Mechanical Engineering Departement, Faculty of Sciences](https://mecanique-fds.umontpellier.fr)**
- **Research Unit: [Laboratoire de Mécanique et Génie Civil (LMGC)](http://www.lmgc.univ-montp2.fr), UMR5508**
- **Personal website: <http://www.lmgc.univ-montp2.fr/perso/emilien-azema/>**
### Research Topics:
- **Disordered systems (granular): rheology, micro-mechanics and multi-scale modeling**
- **Particle shape and size effects.**
- **Crushable **particles** assembly.**
- **Soft particles assembly.**
- **Non-terrestrial granular systems.**
- **[Full publication list (Google scholar)](https://scholar.google.fr/citations?hl=fr&user=ce1pW90AAAAJ&view_op=list_works)**
### Previous positions:
- **2015-2016: Lecturer, Faculty of Engineering, Chiang-maï University, Thailand.**
- **2008: Visiting researcher, Los Andes University, Bogotà.**
- **2007-2008: Post-doc, Ifsttar Nantes.**
### Education:
- **2016: Habilitation Degree in Mechanics. Université de Montpellier.**
- **2007: Ph.D, Mechanics University Montpellier 2.**
- **2004: Master of science (2nd year), University Montpellier 2. DEA Mécaniques des Matériaux, Structures, Systèmes.**
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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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Modelling gravitational accretion: observable polydispersity at the surface vs real polydispersity. Preliminary results54th Lunar and Planetary Science Conference (LPSC), Mar 2023, Woodlands, United States
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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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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⟩
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hal-04189785v1
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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
Communication dans un congrès
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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
Communication dans un congrès
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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
Communication dans un congrès
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A Revised Modelling of the Strength of Regolith in Asteroids55th Annual Meeting of the Division for Planetary Sciences, Oct 2023, San Antonio, United States
Communication dans un congrès
hal-04356486v1
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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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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
Communication dans un congrès
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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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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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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⟩
Communication dans un congrès
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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⟩
Communication dans un congrès
hal-03259819v1
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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⟩
Communication dans un congrès
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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⟩
Communication dans un congrès
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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⟩
Communication dans un congrès
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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
Communication dans un congrès
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Numerical study on the compaction of soft sphere packingsParticles 2021, Oct 2021, Hamburg, Germany
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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⟩
Communication dans un congrès
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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
Communication dans un congrès
hal-02733814v1
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Rheology of crushable granular materialsJoint GeoMech-M2UN Workshop on Upscaling for Strategic Materials, Sep 2019, Montpellier, France
Communication dans un congrès
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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⟩
Communication dans un congrès
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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
Communication dans un congrès
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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⟩
Communication dans un congrès
hal-01502280v1
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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⟩
Communication dans un congrès
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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
Communication dans un congrès
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Numerical simulation of the compaction of crushable grains in 3DPowders and Grains 2017, Jul 2017, Montpellier, France
Communication dans un congrès
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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
Communication dans un congrès
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Écoulement de matériaux granulaires cohésifsCFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France
Communication dans un congrès
hal-03440673v1
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Influence de la polydispersité de forme et de taille sur un milieu granulaireColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France
Communication dans un congrès
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A benchmark for particle shape dependencePowder and Grains 2013, 2013, Sydney, Australia. pp.883-886, ⟨10.1063/1.4812073⟩
Communication dans un congrès
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Modélisation numérique de la compaction des milieux granulaires constitués de grains sécablesProceedings of the CIGOS conference, Apr 2013, Lyon, France
Communication dans un congrès
hal-01112361v1
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Micro-rhéologie des écoulements granulaires densesColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France
Communication dans un congrès
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Shear strength and microstructure of 3D assemblies of platy particlesPowder and Grains 2013, 2013, Sydney, Australia. pp.519-522
Communication dans un congrès
hal-00842787v1
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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
Communication dans un congrès
hal-00842744v1
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Flow structures of granular flowsColloquium TectonoMechanics 2013, Apr 2013, Paris, France
Communication dans un congrès
hal-00844241v1
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Flow structure of granular mediaTectonomechanics, Apr 2013, Paris, France
Communication dans un congrès
hal-01112356v1
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Compaction d'un milieu granulaire à particules sécablesColloque annuel du GdR MeGe, Jun 2013, La Rochelle, France
Communication dans un congrès
hal-00844249v1
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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
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hal-03440377v1
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Influence of shape and cohesion on rheophysics of granular materialsInternational Congress on Granular Flows, 2013, Cambridge, United Kingdom
Communication dans un congrès
hal-01112387v1
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Structuration des écoulements granulairesCFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France
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Compaction of a granular packing of crushable particles23rd ALERT Workshop, Oct 2012, Aussois, France
Communication dans un congrès
hal-00760612v1
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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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Agglomeration of wet granular materials during dense flow23rd ALERT Workshop, Oct 2012, Aussois, France
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hal-00760592v1
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Agglomération des matériaux granulaires par forces capillaires13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France
Communication dans un congrès
hal-00760653v1
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Compaction d'un milieu granulaire à particules sécables13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France
Communication dans un congrès
hal-00760614v1
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Critical states and stress-dilatancy relations in model granular materials : DEM studies23rd ALERT Workshop, Oct 2012, Aussois, France
Communication dans un congrès
hal-00760606v1
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Un modèle statistique pour l'évolution de la textureJournées Homogénéisation des Matériaux Granulaires, Mar 2012, Lyon, France
Communication dans un congrès
hal-00844254v1
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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
Communication dans un congrès
hal-01112373v1
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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
Communication dans un congrès
hal-00844261v1
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Numerical analysis of the quasi-static behavior of clay by DEM22nd ALERT workshop, Oct 2011, Aussois, France
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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
Communication dans un congrès
hal-01112369v1
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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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hal-00844259v1
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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
Communication dans un congrès
hal-00844265v1
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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
Communication dans un congrès
hal-00776128v1
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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
Communication dans un congrès
hal-00686453v1
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Discrete modelling of quasi- static behaviour of clay particlesColloque annuel du GdR MeGe, Jun 2011, La Rochelle, France
Communication dans un congrès
hal-00844258v1
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Microscopic Origins of Shear Strength in Packings Composed of Elongated ParticlesIWBDG, 2010, France. pp.1-7
Communication dans un congrès
hal-00686728v1
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Rhéologie des matériaux granulairesMatériaux 2010, Oct 2010, Nantes, France. pp.CD Rom
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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
Communication dans un congrès
hal-00349406v1
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Numerical modeling of the tamping operation by Discrete Element ApproachWorld Congress Rail Research, 2008, South Korea. pp.1-9
Communication dans un congrès
hal-00686441v1
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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
Communication dans un congrès
hal-00300813v1
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Dynamique d'un milieu granulaire soumis à des vibrations horizontalesCFM 2007 - 18ème Congrès Français de Mécanique, Aug 2007, Grenoble, France
Communication dans un congrès
hal-03362554v1
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Influence of particle shape on shear stress in granular mediaTraffic and Granular Flows, 2007, Paris, France. p497-505
Communication dans un congrès
hal-00172122v1
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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⟩
Chapitre d'ouvrage
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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⟩
Chapitre d'ouvrage
hal-01112346v1
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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
Chapitre d'ouvrage
hal-00761103v1
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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
Chapitre d'ouvrage
hal-00690052v1
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Etude numérique de milieux granulaires à grains polyédriques : rhéologie quasi-statique,
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Milieux granulaires à composition réaliste - Rhéologie et structure interneMécanique des matériaux [physics.class-ph]. Université de Montpellier, 2016
HDR
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