Emilien Azéma

79 %
Libre accès
151
Documents
Affiliation actuelle
  • Laboratoire de Mécanique et Génie Civil (LMGC)
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Publications

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Jigsaw-fit blocks: A tale of segregation and disaggregation

Miguel Cabrera , Santiago Caro , Natalia Pardo , Emilien Azéma , Matteo Roverato et al.

Engineering Geology, 2026, 365, pp.108630. ⟨10.1016/j.enggeo.2026.108630⟩

Article dans une revue hal-05554787v1
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Static liquefaction: The role of grain size polydispersity from a micro-structural perspective

Carolina Castro-Malaver , Manuel Cárdenas-Barrantes , David Cantor , Mathieu Renouf , Emilien Azéma et al.

Computers and Geotechnics, 2026, 193, pp.107996. ⟨10.1016/j.compgeo.2026.107996⟩

Article dans une revue hal-05519553v1
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Comparing granular and fragmentation-driven silo DEM models for block caving

Manuel Cárdenas-Barrantes , Mathieu Renouf , Emilien Azéma , Carlos Ovalle

Powder Technology, 2026, 476, pp.122409. ⟨10.1016/j.powtec.2026.122409⟩

Article dans une revue hal-05554810v1
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Monodisperse behavior of polydisperse flows

Oscar Polanía , Mathieu Renouf , Miguel Cabrera , Nicolas Estrada , Emilien Azéma

Physical Review E , 2025, 111 (4), pp.L043401. ⟨10.1103/PhysRevE.111.L043401⟩

Article dans une revue hal-05042020v1
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Packing of cohesive angular particles: Cohesive strength, structure, and effects of angularity

Theechalit Binaree , Peerapong Jitsangiam , Mathieu Renouf , Emilien Azéma

Physical Review E , 2025, 111 (1), pp.015407. ⟨10.1103/PhysRevE.111.015407⟩

Article dans une revue hal-04871518v1
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Flow regimes and repose angle in a rotating drum filled with highly concave particles

Weiyi Wang , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review E , 2025, 112 (1), pp.015417. ⟨10.1103/lygy-vjlj⟩

Article dans une revue hal-05172308v1
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Granular flow down an inclined plane with highly nonconvex particles: Macroscopic behavior, microstructure, and nonlocal rheology

Weiyi Wang , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review E , 2025, 112 (5), pp.055410. ⟨10.1103/tpzc-lkjy⟩

Article dans une revue hal-05368322v1
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Loading-dependent microscale measures control bulk properties in granular material: An experimental test of the stress-force-fabric relation

Carmen Lee , Ephraim Bililign , Emilien Azéma , Karen Daniels

Physical Review E , 2025, 112 (3), pp.035401. ⟨10.1103/rv25-lqdc⟩

Article dans une revue hal-05237212v1
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Particle Scale Anisotropy Controls Bulk Properties in Sheared Granular Materials

Carmen Lee , Ephraim Bililign , Emilien Azéma , Karen Daniels

Physical Review Letters, 2025, 135 (10), pp.108201. ⟨10.1103/gp8t-v82n⟩

Article dans une revue hal-05237236v1
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Experimental exploration of geometric cohesion and solid fraction in columns of highly non-convex Platonic polypods

David Aponte , Jonathan Barés , Mathieu Renouf , Émilien Azéma , Nicolas Estrada

Granular Matter, 2025, 27 (1), pp.27. ⟨10.1007/s10035-024-01490-8⟩

Article dans une revue hal-04901283v1
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Rev assessment of granular materials with varied grading based on macro- and micro-mechanical statistical data

Paula Quiroz Rojo , David Cantor Garcia , Mathieu Renouf , Carlos Ovalle , Emilien Azéma

Acta Geotechnica, 2024, ⟨10.1007/s11440-024-02498-3⟩

Article dans une revue hal-04840830v1
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Polydispersity effect on dry and immersed granular collapses: an experimental study

Oscar Polanía , Nicolas Estrada , Emilien Azéma , Mathieu Renouf , Miguel Cabrera

Journal of Fluid Mechanics, 2024, 983, pp.A40. ⟨10.1017/jfm.2024.176⟩

Article dans une revue hal-04521106v1
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Failure of an effective stress approach in polydisperse wet granular materials

David Cantor , Emilien Azéma , Carlos Ovalle

Physical Review Research, 2024, 6 (2), pp.L022008. ⟨10.1103/PhysRevResearch.6.L022008⟩

Article dans une revue hal-04537651v1
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Assessment of macro and micro mechanical properties of fresh and deteriorated ballast combining laboratory tests and 2D-discrete element methods

Theechalit Binaree , Sararat Kwunjai , Peerapong Jitsangiam , Emilien Azéma , Guoqing Jing

Construction and Building Materials, 2024, 420, pp.135525. ⟨10.1016/j.conbuildmat.2024.135525⟩

Article dans une revue hal-04488353v1
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Steady granular flow in a rotating drum: A theoretical nonlocal model for characterizing stress, velocity, and packing fraction profiles, encompassing grain shape effects from convex to highly concave

Weiyi Wang , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review Research, 2024, 6 (4), pp.043310. ⟨10.1103/PhysRevResearch.6.043310⟩

Article dans une revue hal-04871478v1
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Geometric cohesion in two-dimensional systems composed of star-shaped particles

David Aponte , Nicolas Estrada , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review E , 2024, 109 (4), pp.044908. ⟨10.1103/PhysRevE.109.044908⟩

Article dans une revue hal-04569608v1
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Compacting an assembly of soft balls far beyond the jammed state: Insights from three-dimensional imaging

Jonathan Barés , Manuel Cárdenas-Barrantes , Gustavo Pinzón , Edward Andò , Mathieu Renouf et al.

Physical Review E , 2023, 108 (4), pp.044901. ⟨10.1103/PhysRevE.108.044901⟩

Article dans une revue hal-04255665v1
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Collapse dynamics of two-dimensional dry and immersed granular columns of elongated grains

Nathan Coppin , Michel Henry , Miguel Cabrera , Emilien Azéma , Frédéric Dubois et al.

Physical Review Fluids, 2023, 8 (9), pp.094303. ⟨10.1103/PhysRevFluids.8.094303⟩

Article dans une revue hal-04212053v1
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Grain size distribution does not affect the residual shear strength of granular materials: An experimental proof

Oscar Polanía , Miguel Cabrera , Mathieu Renouf , Emilien Azéma , Nicolas Estrada

Physical Review E , 2023, 107 (5), pp.L052901. ⟨10.1103/PhysRevE.107.L052901⟩

Article dans une revue hal-04097310v1
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Nonlinear effect of grain elongation on the flow rate in silo discharge

Agathe Bignon , Mathieu Renouf , Roland Sicard , Emilien Azéma

Physical Review E , 2023, 108 (5), pp.054901. ⟨10.1103/PhysRevE.108.054901⟩

Article dans une revue hal-04273446v1
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Softer than soft: Diving into squishy granular matter

Jonathan Barés , Manuel Cárdenas-Barrantes , David Cantor , Mathieu Renouf , Emilien Azéma

Papers in physics, 2022, 14, pp.140009. ⟨10.4279/pip.140009⟩

Article dans une revue hal-03681206v1
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Three-dimensional compaction of soft granular packings

Manuel Cárdenas-Barrantes , David Cantor , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Soft Matter, 2022, 2 (18), pp.312-321. ⟨10.1039/D1SM01241J⟩

Article dans une revue hal-03474597v1
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Collapse of dry and immersed polydisperse granular columns: A unified runout description

Oscar Polanía , Miguel Cabrera , Mathieu Renouf , Emilien Azéma

Physical Review Fluids, 2022, 7 (8), pp.084304. ⟨10.1103/PhysRevFluids.7.084304⟩

Article dans une revue hal-03763402v1
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Microstructural origins of crushing strength for inherently anisotropic brittle materials

David Cantor , Carlos Ovalle , Emilien Azéma

International Journal of Solids and Structures, 2022, 238, pp.111399. ⟨10.1016/j.ijsolstr.2021.111399⟩

Article dans une revue hal-03523602v1
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Experimental validation of a micromechanically based compaction law for mixtures of soft and hard grains

Manuel Cárdenas-Barrantes , Jonathan Barés , Mathieu Renouf , Émilien Azéma

Physical Review E , 2022, 106 (2), pp.L022901. ⟨10.1103/PhysRevE.106.L022901⟩

Article dans une revue hal-03763369v1
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Micromechanical description of the compaction of soft pentagon assemblies

Manuel Cárdenas-Barrantes , David Cantor , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review E , 2021, 103 (6), ⟨10.1103/PhysRevE.103.062902⟩

Article dans une revue hal-03259685v1
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A contact dynamics code implementation for the simulation of asteroid evolution and regolith in the asteroid environment

Paul Sánchez , Mathieu Renouf , Emilien Azéma , Rémy Mozul , Frédéric Dubois

Icarus, 2021, 363, pp.114441. ⟨10.1016/j.icarus.2021.114441⟩

Article dans une revue hal-03185129v1
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Compaction of mixtures of rigid and highly deformable particles: A micromechanical model

Manuel Cárdenas-Barrantes , David Cantor , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Physical Review E , 2020, 102 (3), ⟨10.1103/PhysRevE.102.032904⟩

Article dans une revue hal-02947856v1
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Compaction Model for Highly Deformable Particle Assemblies

David Cantor , Manuel Cárdenas-Barrantes , Itthichai Preechawuttipong , Mathieu Renouf , Emilien Azéma

Physical Review Letters, 2020, 124 (20), pp.208003. ⟨10.1103/PhysRevLett.124.208003⟩

Article dans une revue hal-02632538v1
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Combined effects of contact friction and particle shape on strength properties and microstructure of sheared granular media

Theechalit Binaree , Emilien Azéma , Nicolas Estrada , Mathieu Renouf , Itthichai Preechawuttipong

Physical Review E , 2020, 102 (2), ⟨10.1103/PhysRevE.102.022901⟩

Article dans une revue hal-02925964v1
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Microstructural analysis of sheared polydisperse polyhedral grains

David Cantor , Emilien Azéma , Itthichai Preechawuttipong

Physical Review E , 2020, 101 (6), ⟨10.1103/PhysRevE.101.062901⟩

Article dans une revue hal-02733944v1
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Impact of grading on steady-state strength

Sandra Linero Molina , Emilien Azéma , Nicolas Estrada , Stephen Fityus , J. Simmons et al.

Géotechnique Letters, 2019, 9 (3), pp.1-19. ⟨10.1680/jgele.18.00216⟩

Article dans une revue hal-02314994v1
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Effects of particle shape mixture on strength and structure of sheared granular materials

Theechalit Binaree , Itthichai Preechawuttipong , Emilien Azéma

Physical Review E , 2019, 100 (1), pp.012904. ⟨10.1103/PhysRevE.100.012904⟩

Article dans une revue hal-02269096v1
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Rheology and structure of polydisperse three-dimensional packings of spheres

David Cantor Garcia , Émilien Azéma , Philippe Sornay , Farhang Radjai

Physical Review E , 2018, 98, pp.052910. ⟨10.1103/PhysRevE.98.052910⟩

Article dans une revue hal-01943671v1
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Scaling behavior of cohesive self-gravitating aggregates

Emilien Azéma , Paul Sánchez , Daniel J. Scheeres

Physical Review E , 2018, 98 (3), ⟨10.1103/PhysRevE.98.030901⟩

Article dans une revue hal-01873746v1
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Rheology of granular materials composed of crushable particles

Duc-Hanh Nguyen , Emilien Azéma , Philippe Sornay , Farhang Radjai

European Physical Journal E: Soft matter and biological physics, 2018, 41 (4), pp.50. ⟨10.1140/epje/i2018-11656-1⟩

Article dans une revue hal-01767859v1
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Inertial shear flow of assemblies of frictionless polygons: Rheology and microstructure

Emilien Azema , Farhang Radjaï , Jean Noël Roux

European Physical Journal E: Soft matter and biological physics, 2018, 41 (2), 12 p. ⟨10.1140/epje/i2018-11608-9⟩

Article dans une revue hal-01675180v2
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Shear strength and microstructure of polydisperse packings: The effect of size span and shape of particle size distribution

Emilien Azéma , Sandra Linero , Nicolas Estrada , Arcesio Lizcano

Physical Review E , 2017, 96 (2), pp.022902. ⟨10.1103/PhysRevE.96.022902⟩

Article dans une revue hal-01576976v1
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Binary mixtures of disks and elongated particles: Texture and mechanical properties

Emilien Azéma , Itthichai Preechawuttipong , Farhang Radjai

Physical Review E , 2016, 94 (4), pp.42901. ⟨10.1103/PhysRevE.94.042901⟩

Article dans une revue hal-01382536v1
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Three-dimensional bonded-cell model for grain fragmentation

David Cantor Garcia , Émilien Azéma , Philippe Sornay , Farhang Radjai

Computational Particle Mechanics, 2016, ⟨10.1007/s40571-016-0129-0⟩

Article dans une revue hal-01365037v1
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Bonded-cell model for particle fracture

Duc-Hanh Nguyen , Émilien Azéma , Philippe Sornay , Farhang Radjai

Physical Review Online Archive (PROLA), 2015, 91, pp.22203. ⟨10.1103/PhysRevE.91.022203⟩

Article dans une revue hal-01115095v1
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Split-Cell Method for grain fragmentation

David Cantor Garcia , Nicolas Estrada , Emilien Azéma

Computers and Geotechnics, 2015, 9 p. ⟨10.1016/j.compgeo.2015.02.018⟩

Article dans une revue hal-01140252v1
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Effects of shape and size polydispersity on strength properties of granular materials

Duc-Hanh Nguyen , Emilien Azéma , Philippe Sornay , Farhang Radjai

Physical Review Special Topics: Physics Education Research, 2015, pp.032203. ⟨10.1103/PhysRevE.91.032203⟩

Article dans une revue hal-01135285v1
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Internal friction and absence of dilatancy of packings of frictionless polygons

Émilien Azéma , Farhang Radjai , Jean-Noël Roux

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2015, pp.032206. ⟨10.1103/PhysRevE.91.010202⟩

Article dans une revue hal-01112086v1
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Scaling behaviour of cohesive granular flows

Nicolas Berger , Émilien Azéma , Jean-François Douce , Farhang Radjai

EPL - Europhysics Letters, 2015, 112, ⟨10.1209/0295-5075/112/64004⟩

Article dans une revue hal-01256219v1
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Internal Structure of Inertial Granular Flows

Emilien Azéma , Farhang Radjai

Physical Review Letters, 2014, 12, pp.078001. ⟨10.1103/PhysRevLett.112.078001⟩

Article dans une revue hal-00957291v1
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Effect of size polydispersity versus particle shape in dense granular media

Duc-Hanh Nguyen , Émilien Azéma , Farhang Radjai , Philippe Sornay

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2014, 86 (041301), pp.1-15. ⟨10.1103/PhysRevE.90.012202⟩

Article dans une revue hal-01059980v1
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Particle alignment and clustering in sheared granular materials composed of platy particles

Mauricio Boton , Nicolas Estrada , Emilien Azéma , Farhang Radjai

European Physical Journal E: Soft matter and biological physics, 2014, 37, 8p. ⟨10.1140/epje/i2014-14116-0⟩

Article dans une revue hal-01084809v1
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Quasistatic rheology and microstructural description of sheared granular materials composed of platy particles

Mauricio Boton , Emilien Azéma , Nicolas Estrada , Farhang Radjai , Arcesio Lizcano

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2013, 87 (032206), pp.1-15. ⟨10.1103/PhysRevE.87.032206⟩

Article dans une revue hal-00759623v1
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Rheology of three-dimensional packings of aggregates: Microstructure and effects of nonconvexity

Emilien Azéma , Farhang Radjai , Baptiste Saint-Cyr , Jean-Yves Delenne , Philippe Sornay

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2013, 87 (052205), pp.1-15. ⟨10.1103/PhysRevE.87.052205⟩

Article dans une revue hal-00826186v1
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Packings of irregular polyhedral particles: Strength, structure, and effects of angularity

Emilien Azéma , Farhang Radjai , Frédéric Dubois

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2013, 87 (062203), pp.1-15. ⟨10.1103/PhysRevE.87.062203⟩

Article dans une revue hal-00835121v1
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Nonlinear effects of particle shape angularity in sheared granular media

Emilien Azéma , Nicolas Estrada , Farhang Radjai

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2012, 86, pp.1-15. ⟨10.1103/PhysRevE.86.041301⟩

Article dans une revue hal-00737969v1
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Fabric evolution and accessible geometrical states in granular materials

Farhang Radjai , Jean-Yves Delenne , Emilien Azéma , Stéphane Roux

Granular Matter, 2012, 14 (2), pp.259. ⟨10.1007/s10035-012-0321-8⟩

Article dans une revue hal-00678842v1
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Particle shape dependence in 2D granular media

Baptiste Saint-Cyr , Szarf Krzysztof , Charles Voivret , Emilien Azéma , Vincent Richefeu et al.

EPL - Europhysics Letters, 2012, 98 (4), pp.44008. ⟨10.1209/0295-5075/98/44008⟩

Article dans une revue hal-00689845v1
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Discrete simulation of dense flows of polyhedral grains down a rough inclined plane

Emilien Azéma , Yannick Descantes , Nicolas Roquet , Jean-Noël Roux , François Chevoir

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2012, 86 (3), pp.1-14. ⟨10.1103/PhysRevE.86.031303⟩

Article dans une revue hal-00737324v1
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Dense granular dynamics analysis by a domain decomposition approach

Vincent Visseq , Alexandre Martin , Damien Iceta , Emilien Azéma , David Dureisseix et al.

Computational Mechanics, 2012, 49 (6), pp.709-723. ⟨10.1007/s00466-012-0699-5⟩

Article dans une revue hal-00689838v2
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Force chains and contact network topology in sheared packings of elongated particles

Emilien Azéma , Farhang Radjai

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2012, 85 (3), pp.031303. ⟨10.1103/PhysRevE.85.031303⟩

Article dans une revue hal-00614580v1
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Identification of rolling resistance as a shape parameter in sheared granular media

Nicolas Estrada , Emilien Azéma , Farhang Radjai , Alfredo Taboada

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2011, 84, pp.011306. ⟨10.1103/PhysRevE.84.011306⟩

Article dans une revue hal-00594891v1
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Stress-strain behavior and geometrical properties of packings of elongated particles

Emilien Azéma , Farhang Radjai

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2010, 81 (5), pp.051304. ⟨10.1103/PhysRevE.81.051304⟩

Article dans une revue hal-00463622v1
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Force transmission in dry and wet granular media

Vincent Richefeu , Moulay Saïd El Youssoufi , Emilien Azéma , Farhang Radjai

Powder Technology, 2009, 190, pp.258-263. ⟨10.1016/j.powtec.2008.04.069⟩

Article dans une revue hal-00193866v1
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Shear strength of granular materials

Farhang Radjai , Emilien Azéma

European Journal of Environmental and Civil Engineering, 2009, 13 (2), pp.203-218. ⟨10.3166/ejece.13⟩

Article dans une revue hal-00413398v1
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Quasistatic rheology, force transmission and fabric properties of a packing of irregular polyhedral particles

Emilien Azéma , Farhang Radjai , Gilles Saussine

Mechanics of Materials, 2009, 41 (6), pp.729-741. ⟨10.1016/j.mechmat.2009.01.021⟩

Article dans une revue hal-00276748v1
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Short-time dynamics of a packing of polyhedral grains under horizontal vibrations

Emilien Azéma , Farhang Radjai , Robert Peyroux , Vincent Richefeu , Gilles Saussine

European Physical Journal E: Soft matter and biological physics, 2008, 26 (3), pp.327-335. ⟨10.1140/epje/i2007-10331-0⟩

Article dans une revue hal-00185822v1
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Force transmission in a packing of pentagonal particles

Emilien Azéma , Farhang Radjai , Robert Peyroux , Gilles Saussine

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2007, http://link.aps.org/doi/10.1103/PhysRevE.76.011301. ⟨10.1103/PhysRevE.76.011301⟩

Article dans une revue hal-00129248v1
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Vibrational dynamics of confined granular material

Emilien Azéma , Farhang Radjai , Robert Peyroux , Frédéric Dubois , Gilles Saussine

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2006, http://pre.aps.org/abstract/PRE/v74/i3/e031302. ⟨10.1103/PhysRevE.74.031302⟩

Article dans une revue hal-00023251v2
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Microstructural study of liquefaction in highly polydisperse granular media

Carolina Castro-Malaver , Manuel Cárdenas-Barrantes , David Cantor , Mathieu Renouf , Carlos Ovalle et al.

Powders & Grains 2025 – 10th International Conference on Micromechanics on Granular Media, Dec 2025, Goa, India. pp.07012, ⟨10.1051/epjconf/202534007012⟩

Communication dans un congrès hal-05466090v1
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The Stress-Force-Fabric relation across shear bands

Carmen Lee , Emilien Azéma , Karen E Daniels

Powders And Grains, Dec 2025, Goa, India. pp.02005, ⟨10.1051/epjconf/202534002005⟩

Communication dans un congrès hal-05466057v1
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Predicting the mechanical strength of self-gravitating aggregates from regolith tensile strength

Emilien Azéma , P. Sanchez , A. J. Ryan

International Workshop on Granular Materials & Regolith, Apr 2025, Metz, France

Communication dans un congrès hal-05466109v1

Relating microscale force and fabric anisotropy to macroscale loading in granular materials: an experimental proof of the "Stress-Force-Fabric" relationship.

Carmen L Lee , Ephraim S. Bililign , Jonathan Barés , Emilien Azéma , Karen E. Daniels

APS March Meeting 2024, Mar 2024, Mineapolis, United States

Communication dans un congrès hal-04456543v1
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Exploring the influence of the grain size distribution on an elemental and a macro-scale granular flow

Oscar Polanía , Miguel Cabrera , Emilien Azéma , Mathieu Renouf , Nicolas Estrada

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998991v1

Exploring Highly Deformable Mixtures of Soft and Rigid Grains: An Experimental Perspective from the Local Scale

Manuel Cárdenas-Barrantes , Jonathan Barés , Mathieu Renouf , Emilien Azéma

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998319v1
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Exploring the Validity of a DEM inspired Effective Stress Approach in Wet Polydisperse Granular Materials

David Cantor , Carlos Ovalle , Emilien Azéma

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998935v1
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Effects of grain shape angularity on cohesive strength in sheared Granular media

Theechalit Binaree , Peerapong Jitsangiam , Mathieu Renouf , Emilien Azéma

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998332v1
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Micro-and macro-mechanical analyses of rev in sheared granular samples

Paula Quiroz Rojo , David Cantor , Mathieu Renouf , Emilien Azéma , Carlos Ovalle

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998484v2
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Experimental study of granular materials composed of platonic polipods: exploring geometric cohesion and solid fraction

David Aponte , Nicolas Estrada , Jonathan Barés , Mathieu Renouf , Emilien Azéma

5th International Symposium on Geomechanics from Micro to Macro - IS-Grenoble 2024, Sep 2024, Grenoble, France

Communication dans un congrès hal-04998309v2

Elongated Grains in Silos: A 3D Odyssey through Non-linear Flow Variations

Agathe Bignon , Emilien Azéma , Mathieu Renouf

EMMC19-19th European Mechanics of Materials Conference, May 2024, Madrid, Spain

Communication dans un congrès hal-04598530v1
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Simulations numériques d’effondrement de colonnes de grains allongés

Nathan Coppin , Miguel Cabrera , Emilien Azéma , Vincent Legat , Jonathan Lambrechts

16ème Colloque National en Calcul de Structures (CSMA 2024), CNRS; CSMA; ENS Paris-Saclay; CentraleSupélec, May 2024, Hyères, France

Communication dans un congrès hal-04683949v1
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Particle size effects on critical strength of granular soils through numerical and laboratory testing

Paula Quiroz Rojo , Carlos Ovalle , Gilbert Girumugisha , David Cantor , Emilien Azéma et al.

Pan-American Conference on Soil Mechanics and Geotechnical Engineering (XVII PCSMGE), Nov 2024, La Serena, Chile

Communication dans un congrès hal-04804353v1

Collapse of polydisperse columns: looking for a scaling between energy and mobility

Oscar Polanía , Mathieu Renouf , Nicolas Estrada , Miguel Angel Cabrera , Emilien Azéma

9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany

Communication dans un congrès hal-04209711v1

Flow of strongly concave particles in a rotating drum: stress profile predictions

Weiyi Wang , Jonathan Barés , Mathieu Renouf , Emilien Azéma

9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany

Communication dans un congrès hal-04209717v1
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Modelling gravitational accretion: observable polydispersity at the surface vs real polydispersity. Preliminary results

Paul Sanchez , Emilien Azéma , Mathieu Renouf

54th Lunar and Planetary Science Conference (LPSC), Mar 2023, Woodlands, United States

Communication dans un congrès hal-04057883v1

Exploring the scales in highly deformable grain assemblies when compressed far beyond the jammed state

Emilien Azéma

9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany

Communication dans un congrès hal-04209678v1
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Granular column collapse: The role of particle size polydispersity on the velocity and runout

Oscar Polanía , Nicolás Estrada , Mathieu Renouf , Emilien Azéma , Miguel Cabrera

8th International Conference on Debris Flow Hazard Mitigation (DFHM8), Jun 2023, Turin, Italy. pp.02017, ⟨10.1051/e3sconf/202341502017⟩

Communication dans un congrès hal-04189785v1

A Revised Modelling of the Strength of Regolith in Asteroids

Paul Sánchez , Emilien Azéma , Christian Hoover , Andrew Ryan , Ronald-Louis Ballouz et al.

55th Annual Meeting of the Division for Planetary Sciences, Oct 2023, San Antonio, United States

Communication dans un congrès hal-04356486v1

Stability of geometrically cohesive granular columns made of star-shaped grains

David Aponte , Nicolas Estrada , Jonathan Barés , Mathieu Renouf , Emilien Azéma

9th International Conference on Discrete Element Methods (DEM9), Sep 2023, Erlangen, Germany

Communication dans un congrès hal-04209702v1
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Rhéologie quasistatique et structure d’assemblages de polyèdres très polydisperses

Emilien Azéma , David Cantor , Itthichai Preechawuttipong

25e Congrès Français de Mécanique, Aug 2022, Nantes, France

Communication dans un congrès hal-04280035v1
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Mixtures of soft and rigid grains: an experimental approach

Manuel Cárdenas-Barrantes , Jonathan Barés , Mathieu Renouf , Emilien Azéma

25e Congrès Français de Mécanique, Aug 2022, Nantes, France

Communication dans un congrès hal-04281697v1
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Simulation numérique d'avalanches de grains allongés

Nathan Coppin , Jonathan Lambrechts , Miguel Angel Cabrera , Emilien Azéma , Frédéric Dubois et al.

15ème colloque national en calcul des structures, Université Polytechnique Hauts-de-France [UPHF], May 2022, 83400 Hyères-les-Palmiers, France

Communication dans un congrès hal-03717962v1
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Highly strained mixtures of bidimensional soft and rigid grains: an experimental approach from the local scale

Jonathan Barés , Manuel Cárdenas-Barrantes , David Cantor , Emilien Azéma , Mathieu Renouf

Powders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. pp.05004, ⟨10.1051/epjconf/202124905004⟩

Communication dans un congrès hal-03259819v1
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Independence of shear strength with particle size dispersity still valid in polyhedral particle assemblies

Emilien Azéma , David Cantor , Itthichai Preechawuttipong

Powders & Grains, Jul 2021, Buenos Aires, Argentina. pp.06009, ⟨10.1051/epjconf/202124906009⟩

Communication dans un congrès hal-03259804v1
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A micro-mechanical compaction model for granular mix of soft and rigid particles

Manuel Cárdenas-Barrantes , David Cantor , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Powders & Grains, Jul 2021, Buenos Aires, Argentina. pp.02008, ⟨10.1051/epjconf/202124902008⟩

Communication dans un congrès hal-03259845v1
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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 process

Paul Sánchez , Mathieu Renouf , Emilien Azéma , Rémy Mozul

Powders & Grains, Jul 2021, Buenos Aires, Argentina. pp.14007, ⟨10.1051/epjconf/202124914007⟩

Communication dans un congrès hal-03259852v1
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Shape or friction? Which of these characteristics drives the shear strength in granular systems?

Theechalit Binaree , Emilien Azéma , Nicolas Estrada , Mathieu Renouf , Itthichai Preechawuttipong

Powders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. ⟨10.1051/epjconf/202124906008⟩

Communication dans un congrès hal-03259703v1
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Bulk modulus of soft particle assemblies under compression

David Cantor , Manuel Cárdenas-Barrantes , Itthichai Preechawuttipong , Mathieu Renouf , Emilien Azéma

Powders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. ⟨10.1051/epjconf/202124914014⟩

Communication dans un congrès hal-03259722v1

Numerical study on the compaction of soft sphere packings

Manuel Cárdenas-Barrantes , David Cantor Garcia , Jonathan Barés , Mathieu Renouf , Emilien Azéma

Particles 2021, Oct 2021, Hamburg, Germany

Communication dans un congrès hal-03474552v1

Effect of the polydispersity on immersed column collapse: role of the grain size distribution on the deposit runout

Oscar Polania , Emilien Azéma , Mathieu Renouf , Miguel Angel Cabrera

Particles 2021, Oct 2021, Hamburg, Germany

Communication dans un congrès hal-03474523v1
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Strength and energy consumption of inherently anisotropic rocks at failure

David Cantor , Carlos Ovalle , Emilien Azéma

Powders & Grains, Jul 2021, Buenos Aires (virtual), Argentina. pp.07003, ⟨10.1051/epjconf/202124907003⟩

Communication dans un congrès hal-03259735v1
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Impact of sample scaling on shear strength: coupled effects of grains size and shape

Sandra Linero-Molina , Emilien Azéma , Nicolas Estrada , Stephen Fityus , John Simmons et al.

Powders & Grains, Jul 2021, Buenos Aires, Argentina. pp.06011, ⟨10.1051/epjconf/202124906011⟩

Communication dans un congrès hal-03259863v1
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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 Compression

Theechalit Binaree , Itthichai Preechawuttipong , Emilien Azéma

TSME-ICoME 2019, Dec 2019, Pattaya, Thailand. pp.012057, ⟨10.1088/1757-899X/886/1/012057⟩

Communication dans un congrès hal-02925896v1
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Influence of particle size-shape correlation on the shear strength of scaled samples of coarse mine waste

Sandra Linero , S Fityus , J.V. Simmons , Emilien Azéma , Nicolas Estrada et al.

Slope Stability 2020, May 2020, Perth, Australia

Communication dans un congrès hal-02733814v1

Microstructure and internal stresses of assemblies of crushable grains under compaction

Farhang Radjai , David Cantor , Emilien Azéma , Philippe Sornay

8th International Conference on Discrete Element Methods (DEM8), Jul 2019, Enschede, Netherlands

Communication dans un congrès hal-04966608v1

Rheology of crushable granular materials

Farhang Radjai , Luisa F Orozco , David Cantor Garcia , Jean-Yves Delenne , Emilien Azéma et al.

Joint GeoMech-M2UN Workshop on Upscaling for Strategic Materials, Sep 2019, Montpellier, France

Communication dans un congrès hal-04182611v1
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Scaling in Cohesive Self-gravitating Aggregates

Paul Sánchez , Emilien Azéma , Daniel J. Scheeres

The 50th Lunar and Planetary Science Conference, Mar 2019, The Woodlands, United States

Communication dans un congrès hal-02080373v1
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The Contact Dynamics (CD) Method, as a Discrete Element Method for the simulation of granular asteroids

Paul Sanchez , Mathieu Renouf , Emilien Azéma , Rémy Mozul

European Planetary Science Congress (EPSC-DPS Joint meeting), Sep 2019, Genève, Switzerland

Communication dans un congrès hal-02314928v1
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Systematic description of the effect of particle shape on the strength properties of granular media

Emilien Azéma , Nicolas Estrada , Itthichai Preechawuttipong , Jean-Yves Delenne , Farhang Radjai

Powders and Grains 2017, Jul 2017, Montpellier, France. ⟨10.1051/epjconf/201714006026⟩

Communication dans un congrès hal-01502280v1
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Does modifying the particle size distribution of a granular material (i.e., material scalping) alters its shear strength ?

Emilien Azéma , Sandra Linero , Nicolas Estrada , Arcesio Lizcano

Powders and Grains 2017, Jul 2017, Montpellier, France

Communication dans un congrès hal-01502256v1
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Numerical simulation of the compaction of crushable grains in 3D

David Cantor Garcia , Emilien Azéma , Philippe Sornay , Farhang Radjai

Powders and Grains 2017, Jul 2017, Montpellier, France

Communication dans un congrès hal-01502290v1
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Cohesive strength of iron ore granules

Rafael Jaimes Contreras , Nicolas Berger , Edouard Izard , Jean-François Douce , Alexey Koltsov et al.

International Conference on Micromechanics of Granular Media (Powders & Grains), Jul 2017, Montpellier, France. ⟨10.1051/epjconf/201714008020⟩

Communication dans un congrès hal-01594572v1

Influence of shape and cohesion on rheophysics of granular materials

François Chevoir , Jean-Noël Roux , Saeed Khamseh , Pierre Rognon , Emilien Azéma et al.

International Congress on Granular Flows, 2013, Cambridge, United Kingdom

Communication dans un congrès hal-01112387v1
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Simulation numérique de la fragmentation des particules lors de la compaction des systèmes granulaires

Duc Hanh Nguyen , Emilien Azéma , Farhang Radjai , Philippe Sornay

CFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France

Communication dans un congrès hal-03440377v1

Influence de la polydispersité de forme et de taille sur un milieu granulaire

Duc-Hanh Nguyen , Farhang Radjai , Emilien Azéma , Philippe Sornay

Colloque annuel du GdR MeGe, Jun 2013, La Rochelle, France

Communication dans un congrès hal-00844247v1
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Comparison of the effects of rolling resistance and angularity in sheared granular media

Nicolas Estrada , Emilien Azéma , Farhang Radjai , Alfredo Taboada

Powder and Grains 2013, 2013, Sydney, Australia. pp.891-894

Communication dans un congrès hal-00842799v1
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A benchmark for particle shape dependence

Gaël Combe , Cécile Nouguier-Lehon , Emilien Azéma , Krzysztof Szarf , Baptiste Saint-Cyr et al.

Powder and Grains 2013, 2013, Sydney, Australia. pp.883-886, ⟨10.1063/1.4812073⟩

Communication dans un congrès hal-00842754v1
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Écoulement de matériaux granulaires cohésifs

Nicolas Berger , Emilien Azéma , Farhang Radjai , Jean-Francois Douce

CFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France

Communication dans un congrès hal-03440673v1
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Modélisation numérique de la compaction des milieux granulaires constitués de grains sécables

Duc Hanh Nguyen , Emilien Azéma , Farhang Radjai , Philippe Sornay

Proceedings of the CIGOS conference, Apr 2013, Lyon, France

Communication dans un congrès hal-01112361v1

Compaction d'un milieu granulaire à particules sécables

Duc-Hanh Nguyen , Farhang Radjai , Emilien Azéma , Philippe Sornay

Colloque annuel du GdR MeGe, Jun 2013, La Rochelle, France

Communication dans un congrès hal-00844249v1

Flow structure of granular media

Émilien Azéma , Farhang Radjai

Tectonomechanics, Apr 2013, Paris, France

Communication dans un congrès hal-01112356v1
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Structuration des écoulements granulaires

Emilien Azéma , Farhang Radjai

CFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France

Communication dans un congrès hal-03440620v1
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Shear strength and microstructure of 3D assemblies of platy particles

Mauricio Boton , Emilien Azéma , Nicolas Estrada , Farhang Radjai , Arcesio Lizcano

Powder 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 particles

Emilien Azéma , Nicolas Estrada , Farhang Radjai

Powder and Grains 2013, 2013, Sydney, Australia. pp.511-514

Communication dans un congrès hal-00842744v1

Flow structures of granular flows

Emilien Azéma , Farhang Radjai

Colloquium TectonoMechanics 2013, Apr 2013, Paris, France

Communication dans un congrès hal-00844241v1

Micro-rhéologie des écoulements granulaires denses

Emilien Azéma , Farhang Radjai

Colloque annuel du GdR MeGe, Jun 2013, La Rochelle, France

Communication dans un congrès hal-00844246v1

Compaction of a granular packing of crushable particles

Duc-Hanh Nguyen , Emilien Azéma , Farhang Radjai , Philippe Sornay

23rd ALERT Workshop, Oct 2012, Aussois, France

Communication dans un congrès hal-00760612v1

Influence of particle shape on plastic granular flows

Emilien Azéma , Farhang Radjai

IUTAM Symposium on MOBILE PARTICULATE SYSTEMS: Kinematics, Rheology and Complex Phenomena, 2012, India. pp.1

Communication dans un congrès hal-00686745v1

Un modèle statistique pour l'évolution de la texture

Farhang Radjai , Jean-Yves Delenne , Emilien Azéma , Stéphane Roux

Journées Homogénéisation des Matériaux Granulaires, Mar 2012, Lyon, France

Communication dans un congrès hal-00844254v1

Critical states and stress-dilatancy relations in model granular materials : DEM studies

Emilien Azéma , Jean-Noël Roux , Farhang Radjai

23rd ALERT Workshop, Oct 2012, Aussois, France

Communication dans un congrès hal-00760606v1

Agglomeration of wet granular materials during dense flow

Nicolas Berger , Emilien Azéma , Farhang Radjai , Jean-François Douce

23rd ALERT Workshop, Oct 2012, Aussois, France

Communication dans un congrès hal-00760592v1

Agglomération des matériaux granulaires par forces capillaires

Nicolas Berger , Emilien Azéma , Farhang Radjai , Jean-François Douce

13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France

Communication dans un congrès hal-00760653v1

Compaction d'un milieu granulaire à particules sécables

Duc-Hanh Nguyen , Emilien Azéma , Farhang Radjai , Philippe Sornay

13èmes Journées de Matière Condensée (JMC13), Aug 2012, Montpellier, France

Communication dans un congrès hal-00760614v1

Discrete modelling of quasi- static behaviour of clay particles

Mauricio Boton , Arcesio Lizcano , Emilien Azéma , Farhang Radjai

Colloque annuel du GdR MeGe, Jun 2011, La Rochelle, France

Communication dans un congrès hal-00844258v1

Identification du frottement de roulement comme un paramètre de forme dans les milieux granulaires

Nicolas Estrada , Emilien Azéma , Alfredo Taboada , Farhang Radjai

Colloque annuel du GdR MeGe, Jun 2011, La Rochelle, France

Communication dans un congrès hal-00844261v1
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Numerical simulation of granular media composed with irregular polyhedral particles: effect of particles' angularity

Émilien Azéma , Farhang Radjai , Frédéric Dubois

II 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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Effect of shape non-convexity on behavior on granular media : 3D contact dynamics simulations

Baptiste Saint-Cyr , Emilien Azéma , Jean-Yves Delenne , Farhang Radjai , Philippe Sornay

II International Conference on Particle-based Methods - Fundamentals and Applications - PARTICLES 2011, Oct 2011, Barcelone, Spain

Communication dans un congrès hal-01112369v1

Numerical analysis of the quasi-static behavior of clay by DEM

Mauricio Boton , Arcecio Lizcano , Emilien Azéma , Farhang Radjai

22nd ALERT workshop, Oct 2011, Aussois, France

Communication dans un congrès hal-00761093v1
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Effect of particle shape non-convexity on the rheology of granular media : 3D contact dynamics simulations

Baptiste Saint-Cyr , Emilien Azéma , Jean-Yves Delenne , Farhang Radjai , Philippe Sornay

II International Conference on Particle-based Methods - Fundamentals and Applications, Oct 2011, Barcelona, Spain. pp.427-434

Communication dans un congrès hal-00686453v1

Influence de la morphologie des grains sur la texture et le comportement des milieux granulaires

Farhang Radjai , Emilien Azéma

Atelier Mécanique et Géosciences du GdR MeGe, Mar 2011, Ecole Normale Supérieure, Paris, France

Communication dans un congrès hal-00844265v1

Rhéologie des milieux granulaires composés de particules polydriques - effet de l'angularité

Emilien Azéma , Farhang Radjai

Colloque annuel du GdR MeGe, Jun 2011, La Rochelle, France

Communication dans un congrès hal-00844259v1
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Influence of Domain Decomposition Method on the solution of a simple granular test via the N.S.C.D

Damien Iceta , Vincent Visseq , Emilien Azéma , Pierre Alart

ICCCM 2011 - II International Conference on Computational Contact Mechanics, Jun 2011, Germany

Communication dans un congrès hal-00776128v1

Rhéologie des matériaux granulaires

François Chevoir , Jean-Noël Roux , Emilien Azéma , Y. Descantes , G. Koval et al.

Matériaux 2010, Oct 2010, Nantes, France. pp.CD Rom

Communication dans un congrès hal-00623160v1
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Microscopic Origins of Shear Strength in Packings Composed of Elongated Particles

Emilien Azéma , Farhang Radjai

IWBDG, 2010, France. pp.1-7

Communication dans un congrès hal-00686728v1
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Quasistatic behavior and force transmission in packing of irregular polyhedral particles

Emilien Azéma , Farhang Radjai , Gilles Saussine

Powders and Grains 2009, Jul 2009, Golden, Colorado, United States. pp.273-276

Communication dans un congrès hal-00349406v1
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Influence of particle shape on shear stress in granular media

Emilien Azéma , Farhang Radjai , Robert Peyroux , Gilles Saussine

Traffic and Granular Flows, 2007, Paris, France. p497-505

Communication dans un congrès hal-00172122v1
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Numerical modeling of the tamping operation by Discrete Element Approach

Gilles Saussine , Emilien Azéma , P.E. Gautier , Robert Peyroux , Farhang Radjai

World 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 grains

Emilien Azéma , Farhang Radjai , Robert Peyroux , Frédéric Dubois , Gilles Saussine

IX 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 horizontales

Emilien Azéma , Farhang Radjai , Robert Peyroux

CFM 2007 - 18ème Congrès Français de Mécanique, Aug 2007, Grenoble, France

Communication dans un congrès hal-03362554v1
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New approach to grain fragmentation for discrete element methods

David Cantor Garcia , Nicolas Estrada , Émilien Azéma

Geomechanics from Micro to Macro, pp.257 - 262, 2015, 978-1-138-02707-7. ⟨10.1201/b17395-45⟩

Chapitre d'ouvrage hal-01112340v1
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Evolution of particle size distributions in crushable granular materials

Duc-Hanh Nguyen , Philippe Sornay , Emilien Azéma , Farhang Radjai

Geomechanics from Micro to Macro, pp.275 - 280, 2014, ⟨10.1201/b17395-48⟩

Chapitre d'ouvrage hal-01112346v1

Microscopic origins of shear strength in packings composed of elongated particles

Emilien Azéma , Farhang Radjai

Advances 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 Media

Farhang Radjai , Vincent Topin , Vincent Richefeu , Charles Voivret , Jean-Yves Delenne et al.

J. 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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Milieux granulaires à composition réaliste - Rhéologie et structure interne

Emilien Azéma

Mécanique des matériaux [physics.class-ph]. Université de Montpellier, 2016

HDR tel-01633520v1