. Bibliographieancey, A theoretical framework for granular suspensions in a steady simple shear ow, J. Rheol, vol.43, pp.1673-1699, 1999.

. Armanini, Rheological stratification in experimental free-surface flows of granular???liquid mixtures, Journal of Fluid Mechanics, vol.532, pp.269-319, 2005.
DOI : 10.1017/S0022112005004283

D. Berzi and J. T. Jenkins, A theoretical snalysis of freesurface ows of saturated granular liquid mixtures, J. Fluid Mech, vol.608, pp.393-410, 2008.

&. Berzi, . Jenkins, D. Berzi, and J. T. Jenkins, Approximate analytical solutions in a model for highly concentrated granular-fluid flows, Physical Review E, vol.78, issue.1, p.11304, 2008.
DOI : 10.1103/PhysRevE.78.011304

&. Brady, . Bossis, J. F. Brady, and G. Bossis, Stokesian Dynamics, Annual Review of Fluid Mechanics, vol.20, issue.1, pp.111-157, 1988.
DOI : 10.1146/annurev.fl.20.010188.000551

. Courech and . Pont, Granular Avalanches in Fluids, Granular avalanches in uids, p.44301, 2003.
DOI : 10.1103/PhysRevLett.90.044301

C. Da, Rheophysics of dense granular materials : Discrete simulation of plane shear ows, 2005.

&. Daer, A. Douady-daer, and S. Douady, Sensitivity of granular surface flows to preparation, Europhysics Letters (EPL), vol.47, issue.3, pp.324-330, 1999.
DOI : 10.1209/epl/i1999-00392-7

. Doppler, Relaxation dynamics of water-immersed granular avalanches, Journal of Fluid Mechanics, vol.577, pp.161-181, 2007.
DOI : 10.1017/S0022112007004697

Y. Bibliographie-[-forterre-&-pouliquen-forterre and O. Pouliquen, Flow of dense granular media, Ann. Rev. Fluid Mech, vol.40, pp.1-24, 2008.

. Geminard, Frictional mechanics of wet granular material, Physical Review E, vol.59, issue.5, pp.5881-5890, 1999.
DOI : 10.1103/PhysRevE.59.5881

. Midi, On dense granular flows, The European Physical Journal E, vol.4, issue.4, pp.341-365, 2004.
DOI : 10.1140/epje/i2003-10153-0

URL : https://hal.archives-ouvertes.fr/hal-00000959

. Hampton, Submarine landslides, Reviews of Geophysics, vol.53, issue.suppl. 1, pp.33-59, 1996.
DOI : 10.1029/95RG03287

. Imran, 1D Numerical Model of Muddy Subaqueous and Subaerial Debris Flows, Journal of Hydraulic Engineering, vol.127, issue.11, pp.959-968, 2001.
DOI : 10.1061/(ASCE)0733-9429(2001)127:11(959)

&. Iverson, R. M. Lahusen-iverson, and R. G. Lahusen, Dynamic Pore-Pressure Fluctuations in Rapidly Shearing Granular Materials, Science, vol.246, issue.4931, pp.796-798, 1989.
DOI : 10.1126/science.246.4931.796

R. M. Iverson, The physics of debris flows, Reviews of Geophysics, vol.237, issue.2, pp.245-296, 1997.
DOI : 10.1029/97RG00426

R. M. Iverson, Landslide triggering by rain infiltration, Water Resources Research, vol.31, issue.7, pp.1897-1910, 2000.
DOI : 10.1029/2000WR900090

. Iverson, Acute Sensitivity of Landslide Rates to Initial Soil Porosity, Science, vol.290, issue.5491, pp.513-516, 2000.
DOI : 10.1126/science.290.5491.513

&. Iverson, R. M. Denlinger-2001a-]-iverson, and R. P. Denlinger, Flow of variably fluidized granular masses across three-dimensional terrain: 1. Coulomb mixture theory, Journal of Geophysical Research: Solid Earth, vol.1250, issue.17, pp.537-552, 2001.
DOI : 10.1029/2000JB900329

&. Iverson, R. M. Denlinger-2001b-]-iverson, and R. P. Denlinger, Flow of variably uidized granular masses across three-dimensional terrain 1.Numerical predictions and experimental tests, J. Geophys. Res, vol.106, pp.553-566, 2001.

R. M. Iverson, Regulation of landslide motion by dilatancy and pore pressure feedback, Journal of Geophysical Research, vol.10, issue.12, p.2015, 2005.
DOI : 10.1029/2004JF000268

R. Jackson, The dynamics of uidized particles, 2000.

N. Jain, J. M. Ottino, and R. M. Lueptow, Effect of interstitial fluid on a granular flowing layer, Journal of Fluid Mechanics, vol.508, pp.23-44, 2004.
DOI : 10.1017/S0022112004008869

. Jop, Crucial role of sidewalls in granular surface flows: consequences for the rheology, Journal of Fluid Mechanics, vol.541, issue.-1, pp.167-192, 2005.
DOI : 10.1017/S0022112005005987

URL : https://hal.archives-ouvertes.fr/hal-01432190

. Jop, A constitutive law for dense granular flows, Nature, vol.94, issue.7094, pp.727-730, 2006.
DOI : 10.1038/nature04801

URL : https://hal.archives-ouvertes.fr/hal-01432178

. Lacaze, Planar collapse of a granular column: Experiments and discrete element simulations, Physics of Fluids, vol.20, issue.6, 2008.
DOI : 10.1063/1.2929375.1

L. Lacaze and R. Kerswell, Axisymmetric Granular Collapse: A Transient 3D Flow Test of Viscoplasticity, Physical Review Letters, vol.102, issue.10, 2009.
DOI : 10.1103/PhysRevLett.102.108305

. Lajeunesse, Granular slumping on a horizontal surface, Physics of Fluids, vol.17, issue.10, 2005.
DOI : 10.1063/1.2087687

J. J. Major and R. M. Iverson, Debris-ow deposition : eects of pore-uid pressure ad friction concentrated at ow margins, 1999.

E. Meiburg and B. Kneller, Turbidity Currents and Their Deposits, Annual Review of Fluid Mechanics, vol.42, issue.1, 2010.
DOI : 10.1146/annurev-fluid-121108-145618

&. Morris, J. F. Boulay-morris, and F. Boulay, Curvilinear flows of noncolloidal suspensions: The role of normal stresses, Journal of Rheology, vol.43, issue.5, pp.1213-1237, 1999.
DOI : 10.1122/1.551021

B. Mueth, Signatures of granular microstructure in dense shear flows, Nature, vol.53, issue.6794, pp.385-389, 2000.
DOI : 10.1038/35019032

A. Musso, F. Federico, and G. Troiano, A mechanism of pore pressure accumulation in rapidly sliding submerged porous blocks, Computers and Geotechnics, vol.31, issue.3, pp.209-226
DOI : 10.1016/j.compgeo.2004.02.001

. Okura, Landslide fluidization process by flume experiments, Engineering Geology, vol.66, issue.1-2, pp.65-78, 2002.
DOI : 10.1016/S0013-7952(02)00032-7

. Ouriemi, Bed-load transport by shearing ows, J. Fluid Mech, 2008.

. Pailha, Initiation of underwater granular avalanches: Influence of the initial volume fraction, Physics of Fluids, vol.20, issue.11, 2008.
DOI : 10.1063/1.3013896.1

D. Prasad and H. K. Kytomaa, Particle stress and viscous compaction during shear of dense suspensions, Particle stress and viscous compaction during shear of dense suspensions, pp.775-785, 1995.
DOI : 10.1016/0301-9322(95)00018-S

M. Pastor, M. Quecedo, E. González, M. I. Herreros, F. Merodo et al., Simple Approximation to Bottom Friction for Bingham Fluid Depth Integrated Models, Journal of Hydraulic Engineering, vol.130, issue.2, pp.149-155, 2004.
DOI : 10.1061/(ASCE)0733-9429(2004)130:2(149)

L. Pitman, E. B. Pitman, and L. Le, A two-fluid model for avalanche and debris flows, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.363, issue.1832, pp.1573-1601, 2005.
DOI : 10.1098/rsta.2005.1596

O. Pouliquen, Scaling laws in granular ows down rough inclined planes, Phys. Fuids, vol.11, pp.542-548, 1999.

S. Roux and F. Radjai, Texture -dependent rigid plastic behavior, Summer school Physics of Dry Granular Media, Proceedings : Physics of Dry Granular Media, pp.305-311, 1997.

B. Roux, S. Radjai, and F. , Statistical approach to the mechanical behavior of granular media. in Mechanics for a New Millennium, pp.181-196, 2001.

J. R. Rowe, The Stress-Dilatancy Relation for Static Equilibrium of an Assembly of Particles in Contact, Proc. R. Soc. London Ser. A 269, pp.500-527, 1962.
DOI : 10.1098/rspa.1962.0193

J. W. Rudnicki, Effects of dilatant hardening on the development of concentrated shear deformation in fissured rock masses, Journal of Geophysical Research, vol.181, issue.B11, pp.9259-9270, 1984.
DOI : 10.1029/JB089iB11p09259

D. G. Schaeffer and R. Iverson, Steady and Intermittent Slipping in a Model of Landslide Motion Regulated by Pore-Pressure Feedback, SIAM Journal on Applied Mathematics, vol.69, issue.3, 2008.
DOI : 10.1137/07070704X

J. M. Valverde and A. Castellanos, Random loose packing of cohesive granular materials, Europhysics Letters (EPL), vol.75, issue.6, pp.985-991, 2006.
DOI : 10.1209/epl/i2006-10208-4

. Wittmer, An explanation for the central stress minimum in sand piles, Nature, vol.382, issue.6589, pp.336-338, 1996.
DOI : 10.1038/382336a0

URL : https://hal.archives-ouvertes.fr/hal-00126634

C. Ancey, P. Coussot, and P. Evesque, A theoretical framework for granular suspensions in a steady simple shear flow, Journal of Rheology, vol.43, issue.6, pp.1673-1699
DOI : 10.1122/1.551067

A. Armanini, H. Capart, L. Fraccarollo, and M. Larcher, Rheological stratification in experimental free-surface flows of granular???liquid mixtures, Journal of Fluid Mechanics, vol.532, pp.269-319, 2005.
DOI : 10.1017/S0022112005004283

D. Berzi and J. T. Jenkins, A theoretical snalysis of free-surface flows of saturated granular liquid mixtures, J. Fluid Mech, vol.608, pp.393-410, 2008.

D. Berzi and J. T. Jenkins, Approximate analytical solutions in a model for highly concentrated granular-fluid flows, Physical Review E, vol.78, issue.1, p.11304, 2008.
DOI : 10.1103/PhysRevE.78.011304

J. F. Brady and G. Bossis, Stokesian Dynamics, Annual Review of Fluid Mechanics, vol.20, issue.1, pp.111-157, 1988.
DOI : 10.1146/annurev.fl.20.010188.000551

S. Courrech-du-pont, P. Gondret, B. Perrin, and M. Rabaud, Granular Avalanches in Fluids, Granular avalanches in fluids, p.44301, 2003.
DOI : 10.1103/PhysRevLett.90.044301

D. Cruz, F. Emam, S. Prochnow, M. Roux, J. N. Chevoir et al., Rheophysics of dense granular materials: Discrete simulation of plane shear flows, Physical Review E, vol.72, issue.2, 2005.
DOI : 10.1103/PhysRevE.72.021309

D. Doppler, P. Gondret, T. Loiseleux, S. Meyer, and M. Rabaud, Relaxation dynamics of water-immersed granular avalanches, Journal of Fluid Mechanics, vol.577, pp.161-181, 2007.
DOI : 10.1017/S0022112007004697

Y. Forterre and O. Pouliquen, Flows of Dense Granular Media, Annual Review of Fluid Mechanics, vol.40, issue.1, pp.1-24, 2008.
DOI : 10.1146/annurev.fluid.40.111406.102142

URL : https://hal.archives-ouvertes.fr/hal-01432132

J. C. Géminard, W. Losert, and J. P. Gollub, Frictional mechanics of wet granular material, Physical Review E, vol.59, issue.5, pp.5881-5890, 1999.
DOI : 10.1103/PhysRevE.59.5881

G. Midi, On dense granular flows, The European Physical Journal E, vol.4, issue.4, pp.341-365, 2004.
DOI : 10.1140/epje/i2003-10153-0

URL : https://hal.archives-ouvertes.fr/hal-00000959

M. A. Hampton, H. J. Lee, and J. Locat, Submarine landslides, Reviews of Geophysics, vol.53, issue.suppl. 1, pp.33-59, 1996.
DOI : 10.1029/95RG03287

T. Iistad, J. G. Marr, A. Elverhoi, and C. B. Harbitz, Laboratory studies of subaqueous debris flows by measurements of pore-fluid pressure and total stress, Marine Geology, vol.213, issue.1-4, pp.403-414, 2004.
DOI : 10.1016/j.margeo.2004.10.016

J. Imran, G. Parker, J. Locat, and H. Lee, 1D Numerical Model of Muddy Subaqueous and Subaerial Debris Flows, Journal of Hydraulic Engineering, vol.127, issue.11, pp.959-968, 2001.
DOI : 10.1061/(ASCE)0733-9429(2001)127:11(959)

R. M. Iverson, A Constitutive Equation for Mass-Movement Behavior, The Journal of Geology, vol.93, issue.2, pp.143-160
DOI : 10.1086/628937

R. M. Iverson and R. G. Lahusen, Dynamic Pore-Pressure Fluctuations in Rapidly Shearing Granular Materials, Science, vol.246, issue.4931, pp.796-798, 1989.
DOI : 10.1126/science.246.4931.796

R. M. Iverson, The physics of debris flows, Reviews of Geophysics, vol.237, issue.2, pp.245-296, 1997.
DOI : 10.1029/97RG00426

R. M. Iverson, Landslide triggering by rain infiltration, Water Resources Research, vol.31, issue.7, pp.1897-1910, 2000.
DOI : 10.1029/2000WR900090

R. M. Iverson, M. E. Reid, N. R. Iverson, R. G. Lahusen, M. Logan et al., Acute Sensitivity of Landslide Rates to Initial Soil Porosity, Science, vol.290, issue.5491, pp.513-516, 2000.
DOI : 10.1126/science.290.5491.513

R. M. Iverson and R. P. Denlinger, Flow of variably fluidized granular masses across three-dimensional terrain: 1. Coulomb mixture theory, Journal of Geophysical Research: Solid Earth, vol.1250, issue.17, pp.537-552, 2001.
DOI : 10.1029/2000JB900329

R. M. Iverson and R. P. Denlinger, Flow of variably fluidized granular masses across three-dimensional terrain 1.Numerical predictions and experimental tests, J. Geophys. Res, vol.106, pp.553-566, 2001.

R. M. Iverson, Regulation of landslide motion by dilatancy and pore pressure feedback, Journal of Geophysical Research, vol.10, issue.12, p.2015, 2005.
DOI : 10.1029/2004JF000268

R. Jackson, Locally averaged equations of motion for a mixture of identical spherical particles and a Newtonian fluid, Chemical Engineering Science, vol.52, issue.15, p.24572469, 1997.
DOI : 10.1016/S0009-2509(97)00065-1

N. Jain, J. M. Ottino, and R. M. Lueptow, Effect of interstitial fluid on a granular flowing layer, Journal of Fluid Mechanics, vol.508, pp.23-44, 2004.
DOI : 10.1017/S0022112004008869

P. Jop, Y. Forterre, and O. Pouliquen, A constitutive law for dense granular flows, Nature, vol.94, issue.7094, pp.727-730, 2006.
DOI : 10.1038/nature04801

URL : https://hal.archives-ouvertes.fr/hal-01432178

F. Legros, The mobility of long-runout landslides Engineering Geology, pp.301-331, 2002.

J. J. Major and R. M. Iverson, Debris-flow deposition: Effects of pore-fluid pressure and friction concentrated at flow margins, Geological Society of America Bulletin, vol.111, issue.10, pp.1424-1434, 1999.
DOI : 10.1130/0016-7606(1999)111<1424:DFDEOP>2.3.CO;2

J. F. Morris and F. Boulay, Curvilinear flows of noncolloidal suspensions: The role of normal stresses, Journal of Rheology, vol.43, issue.5, p.12131237, 1999.
DOI : 10.1122/1.551021

A. Musso, F. Federico, and G. Troiano, A mechanism of pore pressure accumulation in rapidly sliding submerged porous blocks, Computers and Geotechnics, vol.31, issue.3, pp.209-226
DOI : 10.1016/j.compgeo.2004.02.001

Y. Okura, H. Kitahara, H. Ochiai, T. Sammori, and A. Kawanami, Landslide fluidization process by flume experiments, Engineering Geology, vol.66, issue.1-2, pp.65-78, 2002.
DOI : 10.1016/S0013-7952(02)00032-7

M. Ouriemi, P. Aussillous, and E. Guazzelli, Bed-load transport by shearing flows J. Fluid Mech, 2008.

M. Pailha, M. Nicolas, and O. Pouliquen, Initiation of underwater granular avalanches: Influence of the initial volume fraction, Physics of Fluids, vol.20, issue.11, 2008.
DOI : 10.1063/1.3013896.1

D. Prasad and H. K. Kytomaa, Particle stress and viscous compaction during shear of dense suspensions, International Journal of Multiphase Flow, vol.21, issue.5, pp.775-785, 1995.
DOI : 10.1016/0301-9322(95)00018-S

M. Pastor, M. Quecedo, E. González, M. I. Herreros, F. Merodo et al., Simple Approximation to Bottom Friction for Bingham Fluid Depth Integrated Models, Journal of Hydraulic Engineering, vol.130, issue.2, pp.149-155, 2004.
DOI : 10.1061/(ASCE)0733-9429(2004)130:2(149)

E. B. Pitman and L. Le, A two-fluid model for avalanche and debris flows, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.363, issue.1832, pp.1573-1601, 2005.
DOI : 10.1098/rsta.2005.1596

J. R. Rice, On the stability of dilatant hardening for saturated rock masses, Journal of Geophysical Research, vol.180, issue.11, pp.1531-1536, 1975.
DOI : 10.1029/JB080i011p01531

S. Roux and F. Radjai, Texture -dependent rigid plastic behavior, Summer school Physics of Dry Granular Media, Proceedings: Physics of Dry Granular Media, pp.305-311, 1997.

S. Roux and F. Radjai, Statistical approach to the mechanical behavior of granular media. in Mechanics for a New Millennium, pp.181-196, 2001.

J. W. Rudnicki, Effects of dilatant hardening on the development of concentrated shear deformation in fissured rock masses, Journal of Geophysical Research, vol.181, issue.B11, pp.9259-9270
DOI : 10.1029/JB089iB11p09259

D. G. Schaeffer and R. Iverson, Steady and Intermittent Slipping in a Model of Landslide Motion Regulated by Pore-Pressure Feedback, SIAM Journal on Applied Mathematics, vol.69, issue.3, 2008.
DOI : 10.1137/07070704X

D. M. Wood, Soil behavior and critical state Soil mechanics, 1990.

F. Legros, The mobility of long-runout landslides, Engineering Geology, vol.63, issue.3-4, 2002.
DOI : 10.1016/S0013-7952(01)00090-4

R. M. Iverson, The physics of debris flows, Reviews of Geophysics, vol.237, issue.2, p.245, 1997.
DOI : 10.1029/97RG00426

M. A. Hampton, H. J. Lee, and J. Locat, Submarine landslides, Reviews of Geophysics, vol.53, issue.suppl. 1, p.33, 1996.
DOI : 10.1029/95RG03287

R. M. Iverson and R. G. Lahusen, Dynamic Pore-Pressure Fluctuations in Rapidly Shearing Granular Materials, Science, vol.246, issue.4931, p.796, 1989.
DOI : 10.1126/science.246.4931.796

R. M. Iverson, Regulation of landslide motion by dilatancy and pore pressure feedback, Journal of Geophysical Research, vol.10, issue.12, p.2015, 2005.
DOI : 10.1029/2004JF000268

R. M. Iverson, Landslide triggering by rain infiltration, Water Resources Research, vol.31, issue.7, p.1897, 2000.
DOI : 10.1029/2000WR900090

Y. Okura, H. Kitahara, H. Ochiai, T. Sammori, and A. Kawanami, Landslide fluidization process by flume experiments, Engineering Geology, vol.66, issue.1-2, p.65, 2002.
DOI : 10.1016/S0013-7952(02)00032-7

J. J. Major and R. M. Iverson, Debris-flow deposition: Effects of pore-fluid pressure and friction concentrated at flow margins, Geological Society of America Bulletin, vol.111, issue.10, p.1424, 1999.
DOI : 10.1130/0016-7606(1999)111<1424:DFDEOP>2.3.CO;2

R. M. Iverson, M. E. Reid, N. R. Iverson, R. G. Lahusen, M. Logan et al., Acute Sensitivity of Landslide Rates to Initial Soil Porosity, Science, vol.290, issue.5491, p.513, 2000.
DOI : 10.1126/science.290.5491.513

O. Reynolds, Dilatancy, Nature, vol.33, issue.429, 1886.

S. Courrech-du-pont, P. Gondret, B. Perrin, and M. Rabaud, Granular Avalanches in Fluids, Physical Review Letters, vol.90, issue.4, p.44301, 2003.
DOI : 10.1103/PhysRevLett.90.044301

N. Jain, J. M. Ottino, and R. M. Lueptow, Effect of interstitial fluid on a granular flowing layer, Journal of Fluid Mechanics, vol.508, p.23, 2004.
DOI : 10.1017/S0022112004008869

C. Cassar, M. Nicolas, and O. Pouliquen, Submarine granular flows down inclined planes, Physics of Fluids, vol.17, issue.10, p.103301, 2005.
DOI : 10.1063/1.2069864

D. Doppler, P. Gondret, T. Loiseleux, S. Meyer, and M. Rabaud, Relaxation dynamics of water-immersed granular avalanches, Journal of Fluid Mechanics, vol.577, p.161, 2007.
DOI : 10.1017/S0022112007004697

P. Philippe and D. Bideau, Compaction dynamics of a granular medium under vertical tapping, Europhysics Letters (EPL), vol.60, issue.5
DOI : 10.1209/epl/i2002-00362-7