orcid.org/0000-0002-8633-0793

page dédiée aux matériaux granulaires

CV court / short CV

Laboratoire 3SR (Sols,Solides,Structures et Risques)
UMR 5521 (G-INP, UGA, CNRS)
BP 53
38041 GRENOBLE Cedex 9
France
Tel: +33 4 56 52 86 29
Fax: +33 4 76 82 70 43
email : gael.combe (AT) 3sr-grenoble.fr
web: 3SR homepage

• Comportement quasi-statique des assemblages granulaires, application aux ouvrages du Génie Civil
  Physics and Mechanics of granular materials

• [36] Trung-Kien Nguyen, Jacques Desrues, Thanh-Trung Vo, Gaël Combe
  Macro-micro analysis of ground response to circular tunnel excavation in granular media
  To be submitted to European Journal of Environmental and Civil Engineering.
  https://doi.org/
  

• [35] Gaël Combe, Vincent Richefeu
  Tensile stresses in a non-cohesive frictional granular material
  To be submitted to Granula Matter.
  https://doi.org/
  

• [34] Trung-Kien Nguyen, Jacques Desrues, Thanh-Trung Vo, Gaël Combe
  FEMxDEM multi-scale model for cemented granular materials: inter- and intra-granular cracking induced strain localisation
  International Journal for Numerical and Analytical Methods in Geomechanics. Vol. 46 (5), 1001-1025, 2022.
  https://doi.org/10.1002/nag.3332
  

• [33] M. Stasiak, G. Combe, V. Richefeu, P. Villard, G. Armand, J. Zghondi
  High compression of granlar assemblies of brittle hollow tubular particles
  Computational Particle Mechanics. Vol. 9 (4), 825-842, 2022
  https://doi.org/10.1007/s40571-021-00449-3
  

• [32] J. Doreau-Malioche, G. Combe, Gioacchino Viggiani
  Étude du comportement de l'interface sable-pieu sous chargement axial monotone et cyclique à l'échelle granulaire -- grain-sale study of sand-pile interface under monotonic and cyclic axial loading
  Revue Française de Géotechnique. Numéro 166, 2021. Modélisation Physique en Géotechnique - Partie 1.
  https://doi.org/10.1051/geotech/2021005
  

• [31] V. Richefeu, G. Combe
  The Particle Image Tracking technique: an accurate optical method for measuring individual kinematics of rigid particles
  Strain, 56(6), e12362, 2020
  https://doi.org/10.1111/str.12362
  

• [30] Doreau-Malioche J., Galvis-Castro A., Tovar-Valencia R., Viggiani G., Combe G., Prezzi M. and Salgado R.
  Characterising processes at pile-sand interface through digital image analysis and x-ray CT
  Géotechnique Letters, 9(4), 254-262, 2019
  https://doi.org/10.1680/jgele.18.00232
  

• [29] Ivan Deiros, Gaël Combe, Fabrice Emeriault, Charles Voivret, Jean-François Ferellec
  X-ray CT analysis of the evolution of ballast grain morphology along a Micro-Deval test -- Key role of the asperity scale
  Granular Matter, (2019)21:30
  https://doi.org/10.1007/s10035-019-0881-y
  

• [28] M. Tolomeo; Vincent Richefeu; Gaël Combe; Jean-Noël Roux; Gioacchino Viggiani
  An assessment of discrete element approaches to infer intergranular forces from experiments on 2D granular media
  International Journal of Solids and Structures, 187, 48-57, 2020
  https://doi.org/10.1016/j.ijsolstr.2019.01.010
  

• [27] J. Desrues, A. Argilada, D. Caillerie, G. Combe, T.K. Nguyen, V. Richefeu, S. Dal Pont
  From discrete to continuum modelling of Boundary Value Problems in Geomechanics: an integrated FEM-DEM approach
  International Journal for Numerical Methods in Engineering, 43(5), pp. 919-955, 2019
  https://doi.org/10.1002/nag.2914
  

• [26] Léo Viallon-Galiner, Gaël Combe, Vincent Richefeu, Allbens Picardi Faria-Atman
  Emergence of Shear Bands in Confined Granular Systems: Singularity of the q-Statistics
  Entropy, 20(11), 862, 2018
  https://doi.org/10.3390/e20110862
  

• [25] Doreau-Malioche J., Combe G., Viggiani G.
  Shaft friction changes for cyclically loaded displacement piles: an x-ray investigation
  Géotechnique letters 8, 66-72, 2018.
  https://doi.org/10.1680/jgele.17.00141
  

• [24] Argilaga A., Desrues J., Dal Pont S., Combe G., Caillerie D.
  FEMxDEM multiscale modeling: model performance enhancement, from Newton strategy to element loop parallelization
  International Journal for Numerical Methods in Engineering, 114(1), pp 47-65, 2018
  http://dx.doi.org/10.1002/nme.5732
  

• [23] N. M. M. Paixão, H. A. Paiva, G. Combe, A.P.F. Atman
  Fingering phenomena during grain-grain displacement
  Computational Particle Mechanics, 4(2), pp 153-164, 2017.
  http://dx.doi.org/10.1007/s40571-016-0113-8
  

• [22] G. Shahin, J. Desrues, S. Dal Pont, G. Combe, A. A. Claramunt
  A study of the influence of REV variability in double scale FEM×DEM analysis
  International Journal For Numerical Methods in Engineering, 2016.
  Int. J. Numer. Meth. Engng 2016; 107:882-900
  http://dx.doi.org/10.1002/nme.5202
  

• [21] Combe, G ; Richefeu, V. ; Stasiak, M. ; Atman, A. P. F
  Experimental validation of nonextensive scaling law in confined granular media
  Phys. Rev, Lett. 115, 238301 (2015)
  http://dx.doi.org/10.1103/PhysRevLett.115.238301

• [20] Magalhaes, C. F. M ; Atman, A. P. F ; Combe, G ; Moreira, J. G
  Jamming transition in a two-dimensional open granular pile with rolling resistance
  Papers in physics, Vol. 6, Issue 2, pp 0-0, 2014.

• [19] K. Szarf, G. Combe, P. Villard
  Particle shape effect on macroscopic behaviour of underground structures: numerical and experimental study
  Studia Geotechnica et Mechanica, Vol. 36, Number 3, pp 67-74, 2014.

• [18] T.K. Nguyen, G. Combe, D. Caillerie, J. Desrues
  FEMxDEM modelling of cohesive granular materials: numerical homogenisation and multi-scale simulation
  Acta Geophysica, Vol. 62, Number 5, pp 1109-1126, 2014.

• [17] A.P.F. Atman, P. Claudin, G. Combe, G.H.B. Martins
  Mechanical properties of inclined frictional granular layers
  Granular Matter, Vol. 16, Issue 2, pp 193-201, 2014.

• [16] A.P.F. Atman, P. Claudin, G. Combe, R. Mari
  Mechanical response of an inclined frictional granular layer approaching unjamming
  Europhysics Letters, Vol. 101, Number 4, p 44006, 2013.

• [15] V. Richefeu, G. Combe, G. Viggiani
  An experimental assessment of displacement fluctuations in a 2D granular material subjected to shear
  Géotechnique Letters, Vol. 2, pp 113-118, 2012.

• [14] CEGEO, B. Saint-Cyr, K. Szarf, C. Voivret, E. Azéma, V. Richefeu, J.-Y. Delenne, G. Combe, C. Nouguier-Lehon, P. Villard, P. Sornay, M. Chaze, F. Radjai
  Particle shape dependence in granular media
  Europhysics Letters, Vol. 98, Number 4, p 44008, 2012.

• [13] B. Chevalier, G. Combe, P. Villard
  Experimental and Discrete Element modelling studies of the trapdoor problem: influence of the macro-mechanical frictional parameters
  Acta Geotechnica, Vol. 7, issue 1, pp 15-39, 2012.

• [12] M. Nitka, G. Combe, C. Dascalu, J. Desrues
  Two-scale modeling of granular materials: a DEM-FEM approach
  Granular Matter, Vol. 13, issue 3, pp 277-281, 2011

• [11] B. Chevalier, P. Villard, G. Combe
  Investigation of load-transfer mechanisms in geotechnical earth structures with thin fill platforms reinforced by rigid inclusions
  International Journal of Geomechanics, Vol. 11, issue 3, pp 239-250, 2011

• [10] K. Szarf, G. Combe, P. Villard
  Polygons vs. clumps of discs: a numerical study of the influence of grain shape on the mechanical behaviour of granular materials
  Powder Technology, vol 208, issue 2, pp 279-288, 2011

• [9] A.P.F. Atman, P. Claudin, G. Combe
  Departure from elasticity in granular layers: Investigation of a crossover overload force
  Computer Physics Communication, Vol 180, Issue 4, pp 612-615, 2009

• [8] P. Villard, B. Chevalier, B. Le Hello, G. Combe
  Coupling between finite and discrete element methods for the modelling of earth structures reinforced by geosynthetic
  Computer and geotechnics, vol 36, pp 709-717, 2009.

• [7] B. Chevalier, G. Combe, P. Villard
  DEM numerical analysis of load transfers in granular soil layer
  Studia Geotechnica et Mechanica, Vol. XXX, No. 1-2, pp 147-163, 2008

• [6] B. Chevalier, G. Combe, P, Villard
  Study of the mechanical behavior of heterogeneous granular materials by means of distinct element method
  BLPC 268-269 July/august/sept 2007

• [5] C. Goldengerb, A.P.F. Atman, P. Claudin, G. Combe, I. Goldhirsch
  Scale separation in granular packing : stress plateaus and fluctuations
  Physical Review Letters 96, 168001 (2006)

• [4] A.P.F. Atman, P. Brunet, J. Geng, G. Reydellet, G. Combe, P. Claudin, R.P. Behringer, E. Clément
  Sensitivity of the stress response function to packing preparation
  J. Phys.: Condens. Matter 17, S2391-S2403, 2005

• [3] Roux J.-N., Combe G.
  Quasistatic rheology and the origins of strain
  Comptes Rendus de l'Académie des Sciences, Série IV - Physics-Astrophysics (Comptes Rendus Physique), Volume 3, issue 2, pp 131-140, 2002

• [2] Combe G., Roux J.-N.
  Strain versus stress in a model granular material : a devil's staircase
  Physical Review Letters, volume 85, issue 17,  pp 3628-3631, 2000.

• [1] Calvetti F., Combe G., Lanier J.
  Experimental micromechanical analysis of a 2D granular material : relation between structure evolution and loading path
  Mechanics of Cohesive Frictional Materials, volume 2, issue 2, pp 121-163, 1997

• POWDERS and GRAINS 2021 - 9th International Conference on Micromechanics on Granular Media
  - [60] M. Stasiak, V. Richefeu, , G. Combe , J. Zghondi, G. Armand
  High compressibility caused by particle breakage: a DEM investigation
  EPJ Web of Conferences 249, 07011 (2021)
  https://doi.org/10.1051/epjconf/202124907011
  - [59] M. Komodromos, G. Combe, G. Viggiani
  Grain-scale DEM study of open-ended pipe pile penetration in granular soils
  EPJ Web of Conferences 249, 11007 (2021)
  https://doi.org/10.1051/epjconf/202124911007
  - [58] S. Nawaz, G. Combe
  Sample preparation of dense granular materials Influence of void ratio e and coordination number Z* on the mechanical behaviour at failure
  EPJ Web of Conferences 249, 02012 (2021)
  https://doi.org/10.1051/epjconf/202124902012
  

• [57] Trung Kien Nguyen, Jeacques Desrues, Gaël Combe, Duc Hanh Nguyen
  A numerical homogenized law using discrete element method for continuum modeliing of boundary value problems
  In: Ha-Minh C., Dao D., Benboudjema F., Derrible S., Huynh D., Tang A. (eds) CIGOS 2019, Innovation for Sustainable Infrastructure. Lecture Notes in Civil Engineering, vol 54. Springer, Singapore
  715-720, 2020. Springer Singapore
  https://doi.org/10.1007/978-981-15-0802-8_113

• [56] J. Doreau-Malioche, G. Combe, J.B. Toni, G. Viggiani
  Grain-scle study of pile installation and subsequent axial loading cycles
  IS Atlanta 2018, 10-13 September, 2018 Atlanta, Georgia 17-20, 2018, London, United Kingdom, pp 841--846, 2018
  
  http://dx.doi.org/

• [55] J. Doreau-Malioche, G. Combe, J.B. Toni, G. Viggiani, M. Silva
  Imaging of sand-pile interface submitted to a high number of loading cycles
  Physical Modelling in Geotechnics, Volume 2: Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018), July 17-20, 2018, London, United Kingdom, pp 841--846, 2018
  CRC Press, Edited By Andrew McNamara, Sam Divall, Richard Goodey, Neil Taylor, Sarah Stallebrass, Jignasha Panchal
  https://doi.org/10.1201/9780429438646

• Micro to Macro Mathematical Modelling in soil Mechanics
  - [54] M. Stasiak, G.Combe, V. Richefeu, J. Desrues, P. Villard, J. Zghondi, G. Armand
  Discrete element modelling of crushable tube-shaped grains
  Micro to Macro Mathematical Modelling in soil Mechanics, 2018, University Mediterranea of Reggio Calabria -- DICEAM, Mai 29-June 1, 2018
  ISBN 978-3-319-99474-1
  https://doi.org/10.1007/978-3-319-99474-1_35
  

• [53] J. Desrues, A. Argilaga, S. Dal Pont, G. Combe, D. Caillerie, T. K. Nguyen
  Restoring Mesh Independency in FEM-DEM Multi-scale Modelling of Strain Localization Using Second Gradient Regularization
  International Workshop on Bifurcation and Degradation in Geomaterials (IWBDG 2017), pp 453-457, 2017
  Springer International Publishing, ISBN 978-3-319-56397-8
  http://dx.doi.org/10.1007/978-3-319-56397-8_57

• POWDERS and GRAINS 2017 - 8th International Conference on Micromechanics on Granular Media
  - [52] J. Doreau-Malioche, G. Combe, J.-B. Tony, G. Viggiani
  Effects of a large number of cycles on pile shaft resistance analyzed at the grain scale using x-ray tomography
  EPJ Web of Conferences 140, 07014 (2017)
  https://doi.org/10.1051/epjconf/201714007014
  - [51] M. Tolomeo, K. Saitoh, G. Combe, S. Luding, V. Magnanimo, V. Richefeu
  Stochastic model for the micromechanics of jammed granular materials: ex- perimental studies and numerical simulations
  EPJ Web of Conferences 140, 02021 (2017)
  https://doi.org/10.1051/epjconf/201714002021
  - [50] M. Tolomeo, G. Combe, V. Richefeu, J.-N. Roux, G. Viggiani
  Assessing contact forces in granular materials from kinematic measurements
  EPJ Web of Conferences 140, 02012 (2017)
  https://doi.org/10.1051/epjconf/201714002012
  - [49] T.K. Nguyen, A. Argilada Claramunt, D. Caillerie, G. Combe, S. Dal Pont, J. Desrues, V. Richefeu
  FEM × DEM: a new efficient multi-scale approach for geotechnical problems with strain localization
  EPJ Web of Conferences 140, 11007 (2017)
  https://doi.org/10.1051/epjconf/201714011007
  - [48] I. Deiros Quintanilla, G. Combe, F. Emeriault, J.-F. Ferellec, C. Voivret
  Wear of sharp aggregates in a rotating drum
  EPJ Web of Conferences 140, 07009 (2017)
  https://doi.org/10.1051/epjconf/201714007009
  - [47] M. Stasiak, G. Combe, J. Desrues, V. Richefeu, P. Villard, G. Armand, J. Zghondi
  Experimental investigation of mode I fracture for brittle tube-shaped particles
  EPJ Web of Conferences 140, 07015 (2017)
  https://doi.org/10.1051/epjconf/201714007015
  

• [46] I. Deiros, C. Voivret, G. Combe, F. Emeriault
  Quantifying Degradation of Railway Ballast Using Numerical Simulations of Micro-deval Test and In-situ Conditions,
  Volume 143, 2016, Pages 1016-1023, ISSN 1877-7058,
  Procedia Engineering
  http://dx.doi.org/10.1016/j.proeng.2016.06.096

• [45] I. Deiros, C. Voivret, G. Combe, F. Emeriault
  Ballast Wear: Insight from the Discrete Element Simulation of Tracks and Micro-Deval Tests
  in J. Pombo, (Editor), "Proceedings of the Third International Conference on Railway Technology: Research, Development and Maintenance",
  Civil-Comp Press, Stirlingshire, UK, Paper 20, 2016.
  doi:10.4203/ccp.110.20

• [44] M. Silva, G. Combe
  Soil-Pile interaction during pile installation. Observations from X-Ray tomography and 3D-DIC
  15th PCSMGE / 8th SCRM / 6th IS-BA, August 15-18, Buenos Aires, Argentina
  Deformation Characteristics of Geomaterials V.A. Rinaldi et al. (Eds.) IOS Press, 600-607 (2015)
  DOI: 10.3233/978-1-61499-601-9-600

• CFM-Lyon 2015
  - [43] I. Deiros, G. Combe, F. Emeriault, C. Voivret
  Evaluation de la dégradation du ballast ferroviaire à partir des simulations par éléments discrets des conditions de voie et de l'essai Micro-Deval
  22ème Congrès Français de Mécanique. 24 au 28 Août 2015, Lyon, France (2015).
  - [42] M. Tolomeo, G. Combe, V. Richefeu
  Kinematic fields in 2D granular media
  22ème Congrès Français de Mécanique. 24 au 28 Août 2015, Lyon, France (2015).
  - [41] M. Silva, J. Doreau-Malioche, G. Combe
  Champs cinématiques dans un sable lors de l'enfoncement d'un pieu par tomographie RX: comparaison des corrélations numérique continue et discrète
  22ème Congrès Français de Mécanique. 24 au 28 Août 2015, Lyon, France (2015).
  

• IS-Cambridge 2014
  - [40] G. Combe, V. Richefeu, G. Viggiani
  Displacement fluctuations in granular materials: a direct manifestation of grain rearrangement
  Geomechanics from Micro to Macro, International Symposium on Geomechanics from Micro to Macro. Sept. 1-3, Cambridge, UK, 1179-1182 (2014).
  DOI: 10.1201/b17395-212
  - [39] M. Silva, G. Combe
  Sand displacement field analysis during pile installation using x-ray tomography and digital image correlation
  Geomechanics from Micro to Macro, International Symposium on Geomechanics from Micro to Macro. Sept. 1-3, Cambridge, UK, 1599-1603 (2014).
  DOI: 10.1201/b17395-291

• [38] J. Desrues, T.K. Nguyen, G. Combe, D. Caillerie
  FEMxDEM Multi-scale analysis of Boundary Value Problems involving Strain Localization
  10th International Workshop on Bifurcation and Degradation in Geomaterials May 28-30, Kowloon - Hong Kong - China, 2014

• [37] O. Jenck, G. Combe, F. Emeriault
  Arching effect in a granular soil submitted to monotonic or cyclic loading: a kinematic analysis
  8th International Conference on Physical Modelling in Geotechnics 2014 (ICPMG2014), 14-17 January, Perth, Australia, 1243-1249 (2014).
  DOI: 10.1201/b16200-179

• [36] K. Szarf, G. Combe, P. Villard
  Particle Shape Effect on Macroscopic Behaviour of Underground Structures: Numerical and Experimental Study
  XVI French-Polish Colloquium of Soil and Rock Mechanics, 8-10 July, Montpellier, France, 2013.

• [35] T.K. Nguyen, G. Combe, D. Caillerie, J. Desrues
  Investigation of a cohesive granular material: multi-scale modelling by FEM-DEM approach
  XVI French-Polish Colloquium of Soil and Rock Mechanics, 8-10 July, Montpellier, France, 2013.

• POWDERS and GRAINS 2013 - Sydney
  - [34] G. Combe, V. Richefeu, G. Viggiani, S.A. Hall, A. Tengattini, A.P.F. Atman
  Experimental evidence of ``granulence''
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc. 1542, 453 (2013).
  DOI: 10.1063/1.4811965
  - [33] G. Combe, V. Richefeu
  Tracker: a Particle Image Tracking (PIT) technique dedicated to nonsmooth motions involved in granular packings
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, aIP Conf. Proc. 1542, 461 (2013).
  DOI: 10.1063/1.4811967
  - [32] V. Richefeu, G. Combe, R. Maurin
  An attempt in assessing contact forces from a kinematic field
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc. 1542, 429 (2013).
  DOI: 10.1063/1.4811959
  - [31] G. Combe, C. Nouguier-Lehon, E. Azéma, K. Szarf, B. Saint-Cyr, M. Chaze, F. Radjaï, P. Villard, J.-Y. Delenne, V. Richefeu, P. Sornay, C. Voivret, CEGEO
  A benchmark for particle shape dependence
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc. 1542, 883 (2013).
  DOI: 10.1063/1.4812073
  - [30] T.K. Nguyen, G. Combe, D. Caillerie, J. Desrues
  Modeling of a Cohesive Granular Materials by a Multi-scale Approach
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf, Proc. 1542, 1194 (2013).
  DOI: 10.1063/1.4812151
  - [29] A.P.F. Atman, E. Kolb, G. Combe, H.A. Paiva, G.H.B Martins
  Non-Gaussian behavior in jamming / unjamming transition in dense granular materials
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc. 1542, 381 (2013).
  DOI: 10.1063/1.4811947
  - [28] A.P.F. Atman, G. Combe, T.R.M. Ferreira, J.A.A. Barros
  Pattern formation during capillary rising of a fluid front into a granular media
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc., 1194 (2013).
  DOI: 10.1063/1.4812121
  - [27] M. Silva, G. Combe, P. Foray, F. Flin, B. Lesaffre
  Postmortem Analysis of Sand Grain Crushing From Pile Interface Using X-ray Tomography
  Powders and Grains 2013, July 8-12, UNSW, Sydney, Australia, AIP Conf. Proc. 1542, 297 (2013).
  DOI: 10.1063/1.4811926

• [26] F. Gimbert, G. Combe, D. Amitrano, J. Weiss
  Scaling analysis of deformation field within granular materials: application to strain localization
  Particule-Based Methods II - Fundamentals and Applications, pp 104-116, 2011.

• [25] M. Nitka, T.K. Nguyen, G. Combe, C. Dascalu, D. Caillerie, J. Desrues
  Two scale DEM-FEM numerical approach for granular media
  Particule-Based Methods II - Fundamentals and Applications, 2011.

• [24] M. Nitka, G. Combe, C. Dascalu, J. Desrues
  Two scale model (FEM-DEM) for Granular Media
  9th International Workshop on Bifurcation and Degradation in Geomaterials May 23-26, Porquerolles - France, 2011

• [23] M. Nitka, G. Combe, C. Dascalu, J. Desrues
  A Multi Scale Approach to Geotechnical Problems of Granular Systems: a DEM-FEM combination
  First International Conference on Multiscale Modelling, 1-2 September 2010, école Nationale des Ponts et Chaussées, Paris, France, 2010

• [22] J.-N. Roux, G. Combe
  How granular materials deform in quasistatic conditions
  IUTAM-ISIMM Symposium on Mathematical Modeling and Physical Instances of Granular Flows, AIP Conference Proceedings, Vol 1227, pp 260-270, 2010.
  DOI: 10.1063/1.3435396

• [21] B. Chevalier, P. Villard, G. Combe, S. Grange
  Transferts de charges dans les structures geotechniques renforcées par inclusions rigides
  Journées Nationales de Géotechnique et de Géologie de l'ingénieur JNGG 2010, 7-9 Juillet 2010.

• [20] B. Chevalier, L. Briancon, P. Villard, G. Combe
  Prediction of load transfers in granular layers used in rigid inclusions technique - Experimental and Discrete Element Method Analysis
  GeoFlorida - Advances in analysis, modeling & design, February 20-24, West Palm Beach, Florida, USA, pp 1718-1726, 2010
  DOI: 10.1061/41095(365)174

• POWDERS and GRAINS 2009 - Colorado School of Mines - USA
  - [19] K. Szarf, G. Combe and P. Villard
  Influence of the grains shape on the mechanical behavior of granular materials
  Powders and Grains 2009, July 13-17, Colorado School of Mines, Golden, CO, USA, pp 357-360, 2009
  DOI: 10.1063/1.3179932

- [18] B. Chevalier, G. Combe and P. Villard
Experimental and numerical study of the response of granular layer in the trap-door problem
Powders and Grains 2009, July 13-17, Colorado School of Mines, Golden, CO, USA, pp 649-652, 2009
DOI: 10.1063/1.3180010

- [17] A.P.F. Atman, P. Claudin, G. Combe, C. Goldenberg and I. Goldhirsch
Transitions in the response of a granular layer
Powders and Grains 2009, July 13-17, Colorado School of Mines, Golden, CO, USA, pp 492-495, 2009
DOI: 10.1063/1.3179970

- [16] M. Nitka, G. Bilbie, G. Combe, C. Dascalu, J. Desrues
A DEM - FEM two scale approach of the behaviour of granular materials
Powders and Grains 2009, July 13-17, Colorado School of Mines, Golden, CO, USA, pp 443-446, 2009

- [15] E.-M. Charalampidou, G. Combe, G. Viggiani, J. Lanier
Mechanical behavior of mixtures of circular and rectangular 2D particles
Powders and Grains 2009, July 13-17, Colorado School of Mines, Golden, CO, USA, pp 821-824, 2009
DOI: 10.1063/1.3180054

• [14] K. Szarf, G. Combe and P. Villard
  Influence of grain shape on the mechanical behaviour of granular materials
  Colloque "Science et Technologie des Poudres et Matériaux Frittés 2009" (STPMF), 27-29 Mai 2009, Montpellier. ISBN 9782952814010

• [13] M. Nitka, G. Bilbie, G. Combe, C. Dascalu, J. Desrues
  A micro-macro (DEM-FEM) model of the behaviour of granular solids
  International Symposium on Computational Geomechanics (ComGeo I), 29 April - 1 May 2009, Juan-les-pins, France, pp 349-358, 2009.

• [12] B. Chevalier, G. Combe, P. Villard
  Experimental and numerical studies of load transfers and arching effect
  The 12th International Conference of International Association for Computer Methods and Advances in Geomechanics (IACMAG), 1-6 October 2008, Goa, India , vol 1, pp 273--280, 2008.

• [11] B. Chevalier, G. Combe, P. Villard
  Load transfers and arching effects in granular soil layer
  18ème Congrès Français de Mécanique, Grenoble, 27-31 Août 2007, CDROM, 6 pages

• [10] Combe G., Roux J.-N.
  Discrete numerical simulation, quasistatic deformation and the origins of strain in granular materials
  3ème Symposium International sur le Comportement des sols et des roches tendres, Lyon, 22-24 Septembre 2003, In di Benedetto et al., pp 1071-1078, 2003

• [9] Roux J.-N., Combe G.
  On the meaning and microscopique origins of "quasitatic deformation" of granular materials
  16th ASCE Engineering Mechanics Conference , July 16-18, University of Washington, Seattle, 2003.

• [8] Cholet C., Combe G., Saussine G., Sab K., Bohatier C., Gauthier P.E.
  Study of the mechanical behaviour of the ballasted track using discrete element methods
  Proceedings of the Railway Engineering 2002, 5th Int. Conf. Exhib - London, United Kingdom, 2002.

• [7] Cholet C., Oviedo X., Combe G., Gauthier P.E., Sab K., Moreau J.J., Foret G., Josse F., Cléon L.M.
  Study of the mechanical behaviour of ballast using discrete approach
  WCRR01 Proceedings, 2001.

• [6] Combe G., Roux J.-N.
  Microscopic origins of quasi-static deformation in dense granular assemblies
  Powders and Grains 2001, Y. Kishoni, Ed., Balkema, pp 293-296, 2001

• [5] Combe G., Roux J.-N.
  Trajectoires quasi-statiques d'assemblages granulaires denses
  Colloque physique et mécanique des matériaux granulaires,  5-7 Septembre 2000, ENPC, Actes des journées scientifiques du LCPC, tome 1, pp 157-162, 2000

• [4] Combe G., Roux J.-N.
  Trajectoires quasi-statiques d'assemblages granulaires
  14ème congrès français de mécanique, Toulouse, 30 Août-3 Septembre 1999, CDROM, 6 pages, 1999

• [3] Lanier J., Combe G.
  An experimental study of deformation in 2D-granular media
  Proceeding of the International Workshop on Homogeneisation, Theory of migration and granular bodies, Gdansk, Dembicki E., Auriault J.-L., Sikora Z., Ed.. pp 143-149, 1995

• [2] Lanier J., Combe G., Calvetti F.
  évolution de la structure d'un matériau granulaire lors de la déformation avec rotation des axes principaux
  GEO'95, Aussois, Org. G. Pijaudier Cabot. Ch.Petit, G.Pijaudier Cabot, J.M Reynouard Ed., 1995

• [1] Lanier J., Reynaud M., Combe G.
  étude des mécanismes de déformation d'un milieu granulaire bidimensionnel
  Des géomatériaux aux ouvrages : expérimentation et modélisation, GEO' 94,  Aussois, décembre 1994. Petit G., Pijaudier Cabot G., Reynouard J.-M., édition Hermes 1995, pp 15-32, 1995

• [3]
  Discrete-Element Modeling of Granular Materials Farhang Radjai and Frédéric Bubois
  J.-N. Roux et G. Combe Chapter 3 : Quasi-Statics Methods
  G. Combe et J.-N. Roux Chapter 6 : Construction of Granular Assemblies under Static Loading
  
  iSTE , Wiley ed., February 2011.

• [2]
  Modélisation numérique discrète des matériaux granulaires (Série Géomatériaux, MIM) Farhang Radjai et Frédéric Bubois
  J.-N. Roux et G. Combe Chapitre 3 : Méthodes quasistatiques
  G. Combe et J.-N. Roux Chapitre 6 : Génération d'assemblages granulaires sous chargement statique
  
  Lavoisier , éditions HERMES Science, 464 pages, Juin 2010.

• [1]
  Combe G.
  Mécanique des matériaux granulaires et origines microscopiques de la déformation
  Collection études et Recherches des Laboratoires des Ponts et Chaussées, Sciences pour le génie civil SI 8, Laboratoire Central des Ponts et Chaussées. 166 pages, Novembre 2002. ISBN 2-7208-2026-1

• [1] 6941 Ko (in French)
  Combe G.
  Origines géométrique du comportement quasi-statique des assemblages granulaires denses : étude par simulation numérique
  Thèse de l'école Nationale des Ponts et Chaussées, Juin 2001

• Fluctuations de déplacement dans un milieux granulaire / Fluctuations of displacement in a Granular Media, paper [15], proceeding [34]
  
  
• Localisation de la déformation lors d'essais biaxiaux (simulations numériques, Dynamique Moléculaire). Compression verticale, contrainte latérale constante, conditions aux limites de type MURS RIGIDES pour (a) et (b), conditions aux limites de type PERIODIQUES pour (c) et (d), 10 % de déformation verticale.

  (a) et (b) : 22500 Particules - MURS RIGIDES

  (c) et (d) : 10000 Particules - LIMITES PERIODIQUES.
  (a) (b); (c) (d)

Cartes des intensités de cisaillement (second invariant du tenseur des déformations).

 gael.combe (AT) 3sr-grenoble.fr