Emilien Azéma

77%
Libre accès
140
Documents
Affiliation actuelle
  • Laboratoire de Mécanique et Génie Civil (LMGC)
Identifiants chercheurs

Présentation

Publications

10
9
8
8
7
6
6
5
4
4
4
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
39
24
18
12
11
6
6
4
4
2
2
2
2
1
1
1
1
1
1
1
1
2
16
11
8
12
6
6
4
5
3
6
4
17
13
11
4
5
3
3
1
47
44
35
27
28
18
4
2
1
1
1

Publications

Image document

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-04871518 v1
Image document

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-04901283 v1
Image document

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-04840830 v1
Image document

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-04521106 v1
Image document

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-04537651 v1
Image document

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-04488353 v1
Image document

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-04569608 v1
Image document

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-04871478 v1
Image document

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-04097310 v1
Image document

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-04212053 v1
Image document

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-04255665 v1
Image document

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-04273446 v1
Image document

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-03763402 v1
Image document

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-03681206 v1
Image document

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-03474597 v1
Image document

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-03523602 v1
Image document

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-03763369 v1
Image document

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-03259685 v1
Image document

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-03185129 v1
Image document

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-02947856 v1
Image document

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-02632538 v1
Image document

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-02925964 v1
Image document

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-02733944 v1
Image document

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-02314994 v1
Image document

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-02269096 v1
Image document

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-01943671 v1
Image document

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-01873746 v1
Image document

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-01767859 v1
Image document

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-01675180 v2
Image document

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-01576976 v1
Image document

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-01382536 v1
Image document

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-01365037 v1
Image document

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-01115095 v1
Image document

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-01140252 v1
Image document

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, 2015, pp.032206. ⟨10.1103/PhysRevE.91.010202⟩
Article dans une revue hal-01112086 v1
Image document

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-01135285 v1
Image document

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-01256219 v1
Image document

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, 2014, 86 (041301), pp.1-15. ⟨10.1103/PhysRevE.90.012202⟩
Article dans une revue hal-01059980 v1
Image document

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-00957291 v1
Image document

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-01084809 v1
Image document

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, 2013, 87 (032206), pp.1-15. ⟨10.1103/PhysRevE.87.032206⟩
Article dans une revue hal-00759623 v1
Image document

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, 2013, 87 (062203), pp.1-15. ⟨10.1103/PhysRevE.87.062203⟩
Article dans une revue hal-00835121 v1
Image document

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, 2013, 87 (052205), pp.1-15. ⟨10.1103/PhysRevE.87.052205⟩
Article dans une revue hal-00826186 v1
Image document

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-00678842 v1
Image document

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, 2012, 86, pp.1-15. ⟨10.1103/PhysRevE.86.041301⟩
Article dans une revue hal-00737969 v1
Image document

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-00689845 v1
Image document

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-00689838 v2
Image document

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, 2012, 86 (3), pp.1-14. ⟨10.1103/PhysRevE.86.031303⟩
Article dans une revue hal-00737324 v1
Image document

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, 2012, 85 (3), pp.031303. ⟨10.1103/PhysRevE.85.031303⟩
Article dans une revue hal-00614580 v1
Image document

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, 2011, 84, pp.011306. ⟨10.1103/PhysRevE.84.011306⟩
Article dans une revue hal-00594891 v1
Image document

Stress-strain behavior and geometrical properties of packings of elongated particles

Emilien Azéma , Farhang Radjai
Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, 2010, 81 (5), pp.051304. ⟨10.1103/PhysRevE.81.051304⟩
Article dans une revue hal-00463622 v1
Image document

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-00193866 v1
Image document

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-00276748 v1
Image document

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-00413398 v1
Image document

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-00185822 v1
Image document

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, 2007, http://link.aps.org/doi/10.1103/PhysRevE.76.011301. ⟨10.1103/PhysRevE.76.011301⟩
Article dans une revue hal-00129248 v1
Image document

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, 2006, http://pre.aps.org/abstract/PRE/v74/i3/e031302. ⟨10.1103/PhysRevE.74.031302⟩
Article dans une revue hal-00023251 v2
Image document

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-04998935 v1
Image document

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-04998309 v1
Image document

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-04998332 v1

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-04998319 v1

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-04456543 v1
Image document

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-04998991 v1

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-04598530 v1
Image document

Micro-and macro-mechanical analyses of rev in sheared granular samples

Paula Quiroz-Rojo , David Cantor , Carlos Ovalle , 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-04998484 v1
Image document

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-04683949 v1
Image document

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-04804353 v1

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-04209717 v1
Image document

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-04057883 v1

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-04209711 v1
Image document

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-04189785 v1

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-04209678 v1

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-04356486 v1

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-04209702 v1
Image document

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-04281697 v1
Image document

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-04280035 v1
Image document

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-03717962 v1
Image document

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-03259804 v1
Image document

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-03259845 v1
Image document

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-03259819 v1
Image document

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-03259852 v1
Image document

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-03259703 v1
Image document

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-03259722 v1
Image document

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-03259863 v1

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-03474552 v1

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-03474523 v1
Image document

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-03259735 v1
Image document

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-02733814 v1
Image document

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-02925896 v1

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-04966608 v1

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-04182611 v1
Image document

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-02080373 v1
Image document

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-02314928 v1
Image document

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-01502280 v1
Image document

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-01502256 v1
Image document

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-01502290 v1
Image document

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-01594572 v1
Image document

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-03440377 v1

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-01112387 v1

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-00844247 v1
Image document

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-00842799 v1
Image document

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-00842754 v1
Image document

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-03440673 v1
Image document

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-01112361 v1

Flow structure of granular media

Émilien Azéma , Farhang Radjai
Tectonomechanics, Apr 2013, Paris, France
Communication dans un congrès hal-01112356 v1

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-00844249 v1
Image document

Structuration des écoulements granulaires

Emilien Azéma , Farhang Radjai
CFM 2013 - 21ème Congrès Français de Mécanique, Aug 2013, Bordeaux, France
Communication dans un congrès hal-03440620 v1

Flow structures of granular flows

Emilien Azéma , Farhang Radjai
Colloquium TectonoMechanics 2013, Apr 2013, Paris, France
Communication dans un congrès hal-00844241 v1
Image document

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-00842744 v1
Image document

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-00842787 v1

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-00844246 v1

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-00760612 v1

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-00686745 v1

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-00844254 v1

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-00760606 v1

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-00760614 v1

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-00760592 v1

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-00760653 v1

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-00844258 v1

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-00761093 v1

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-00844261 v1
Image document

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-01112369 v1
Image document

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-01112373 v1

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-00844265 v1

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-00844259 v1
Image document

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-00686453 v1
Image document

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-00776128 v1

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-00623160 v1
Image document

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-00686728 v1
Image document

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-00349406 v1
Image document

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-00172122 v1
Image document

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-00686441 v1
Image document

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-00300813 v1
Image document

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-03362554 v1
Image document

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-01112340 v1
Image document

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-01112346 v1

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-00761103 v1
Image document

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-00690052 v1
Image document

Milieux granulaires à composition réaliste - Rhéologie et structure interne

Emilien Azéma
Mécanique des matériaux [physics.class-ph]. Université de Montpellier, 2016
HDR tel-01633520 v1