Oral presentations

June 2012: Lofoten, Norway, Soft Matter & Complex Flow congress, Capillary pressure/saturation relationships in a diphasic flow in a random medium: Influence of the boundary conditions. R. Toussaint, K.J. Måløy, E.A. Fiorentino, G. Schäfer and M. Jankov (invited)
April 2012: Vienna, Austria, EGU 2012: Stylolite morphology, stress and strain markers. R. Toussaint, A. Rolland, D. Koehn, E. Aharonov, P. Baud, J.P. Gratier, F. Renard, M. Ebner, F. Cornet, J. Schmittbuhl, and N. Conil (invited)
March 2012: Havana, Cuba, MarchCOMeeting'12: Complex matter physics: materials, dynamics and patterns. R. Toussaint et al. Flow of dense mixed suspensions: liquefaction, avalanches and fluidofracture. (invited)
January 2012: Chennai, India, International meeting "Fracture and Flow in Porous Media". Dynamics and morphogenesis in fracture growth processes: influence of fluid flow and temperature on pattern selection. R. Toussaint, M. Niebling, E.G. Flekkoy, M. Shcelstraete, K.J. Maloy (invited)
November 2011: Dijon, TAPPS2000 - FORPRO conference, R. Toussaint, Stylolites, pression et dissolution: impact sur la deformation et la perméabilité des calcaires, et source intrinsèque d'évolution pour les contraintes régionales, journees du GNR FORPRO, 2011.
September 2011: Journées 'Aléa Gravitaire' 2011 (JAG-2011), Strasbourg, R. Toussaint, Role des fluides dans les glissements de terrain, la liquéfaction et la lubrification des failles: importance des forces de filtration en conditions drainées, 2011 (invited).
June 2011: Mont St Odile, International workshop on Seismic and aseismic deformation in crustal domain subject to very slow deformation rates, R. Toussaint, F. Cornet, ``How chemistry can change stress in anisotropic fractured carbonates'', 2011.
April 2011: Geilo school 2011 on Cooperative Phenomena in Flows, NATO school, Geilo, Norway, Renaud Toussaint, M. Niebling, E.G. Flekkoy, J.L. Vinningland, K.J. Maloy, B.-M. Schelstraete, J. Schmittbuhl , O. Johnsen, A. Lindner, L. Goren, E. Aharonov, D. Sparks, E. Clement, Granular Flow, Keynote lecture (invited).
April 2011: ''The Geilo school 2011: Cooperative phenomena in flows'', Geilo, Norway, on behalf of K.J. Måløy, E.G. Flekkøy, B. Sandnes, H.A. Knudsen ''Pattern formation, trees and mazes in jammed fluid/grain mixtures'' (invited).
April 2011: EGU annual 2011, Vienna, R. Toussaint, M. Ebner, D. Koehn, E. Aharonov, M. Kaduri, A. Rolland, M. Heap, P. Meredith, J. Schmittbuhl, and P. Baud,Stylolites in carbonate rocks: morphologies and their effect on rock permeability. (solicited).
March 2011: Interpore 2011, Bordeaux, ''Flow and channel formation in deforming porous media'' (invited)
March 2011: GDR MEGE, Atelier mécanique et géosciences, ENS Paris, March 2011, R. Toussaint, Univ. Strasbourg, Chenalisation et lubrification dans les écoulements granulaires/fluides.
February 2011: ''Interfaces and interface displacement in unsaturated porous media'', international MUSIS workshop, Lauterbad, Germany, ''Channel formation during biphasic flow in porous media, or during fast monophasic flow and matrix hydrofracture: Consequences on the dynamic pressure-saturation and relative permeability relation'' (keynote talk, invited)
December 2010: International conference ''CO2 and Other Fluids in Porous Media'', Brasilia, Brasil, ''Channel formation and dynamic effects during CO2/water and other multiphasic flows in fractures and porous media, or during hydrofracture'', Renaud Toussaint, Michael Niebling, Amelie Neuville, Jean Schmittbuhl, Knut Jorgen Maloy,Eirik G Flekkoy (invited)
December 2010: International conference ''Complex Physical Phenomena in Materials'', Recife, Brasil, Role of the intersticial fluid in channel formation during piping erosion or liquefaction par R. Toussaint, M. Niebling, E.G. Flekkøy, J.L. Vinningland, K.J. Måløy, B.-M. Schelstræte, J. Schmittbuhl, Ø. Johnsen, A. Lindner, L. Goren, E. Aharonov, D. Sparks, E. Clément (invited)
December 2010: GdR TransNat, ''Liquefaction et Sedimentation'', R. Toussaint.
December 2010: Toussaint R.', 'Mathematica: applications in condensed matter science and in geophysics'', France Mathematica Tour 2010, University of Strasbourg
October 2010: JEMP 2010, Nancy, France, 10ème journée d'étude sur les milieux poreux, Hybrid granular/fluid flows: influence of the fluid viscosity and compressibility on the flow regime in Rayleigh Taylor and Saffman Taylor granular fluid instabilities, R. Toussaint, M. Niebling, E.G. Flekkoy, J. Schmittbuhl, J.L. Vinningland, K.J. Maloy, B.M. Schelstraete, O. Johnsen, E. Aharonov
September 2010: annual FORPRO scientific meeting, Nancy, ''Stylolites, rheology and transport in carbonate rocks''
June 2010: CMG 2010, Pisa, Italy, Sedimentation and aerofracture: Sedimentation instability and fracturing/channeling transitions in mixed grain/fluid flows - impact of viscosity and compressibility, Toussaint, R., Niebling, M., Flekkoy, E.G., Schmittbuhl, J., Vinningland, J., Maloy, K., Schelstraete, B., Johnsen, O., Lindner, A., Clement, E., Chevalier, C. & Koval, G.
May 2010: EGU 2010, Vienna, Velocity dependence of biphasic flow structuration: steady-state and oscillating flow effects, Ken Tore Tallakstad, Mihailo Jankov, Grunde Løvoll, Renaud Toussaint, Knut Jørgen Måløy, Eirik Grude Flekkøy, Jean Schmittbuhl, Gerhard Schaefer, Yves Méheust, and Henning Arendt Knudsen
October 2009: 9eme journées d'étude sur les milieux poreux, JEMP 2009, Orsay, Biphasic flow in transparent porous media : physical origin of the relative permeability flow dependence, dynamic capillary effects, and oscillating pressure effects; Tallakstad, K.T. and Lovoll, G. and Jankov, M. and Knudsen, H.A. and Ramstad, T. and Maloy, K.J. and Flekkoy, E.G and Ramstad, T. and Planet, R. and Meheust, Y. and Schaefer, G. and Schmittbuhl, J. and Toussaint, R.
September 2009: Scientific meeting of the FORPRO GdR, ``Rheology, stress history and use of stylolites as paleostress markers in Bure calcites'', R. Toussaint, P. Baud, J. Schmittbuhl, F. Cornet, A. Rolland, M. Ebner, D. Koehn, F. Renard, C. Misbah.
September 2009: Euroconference on Rock Mechanics, Monte Veritas, Switzerland, Isotropic and anisotropic stylolites, and their use as paleo stress gauges; Marcus Ebner, Renaud Toussaint, Jean Schmittbuhl, Daniel Koehn, Francois Renard, Alexandra Rolland.
April 2009: EGU 2009, Vienna, Influence of viscous fingering on dynamic saturation-pressure curves in porous media, G. Løvoll, R. Toussaint, K.J. Måløy, G. Schaefer, J. Schmittbuhl, M. Jankov, and Y. Méheust
April 2009: EGU 2009, Vienna, Space and time correlations in the activity of fracture front dynamics: a comparison to the statistics of slip and microseismicity of natural faults. R. Toussaint, J. Schmittbuhl, C. Doubre, S. Santucci, M. Grob, K.J. Maloy, G. Peltzer, J. Van der Woerd, L. Rivera, and G. Daniel.
April 2009: EGU 2009, Vienna, Influence of viscous fingering on dynamic saturation-pressure curves in porous media par G. Lovoll, R. Toussaint, K.J.Maloy, G. Schaefer, J. Schmittbuhl, M. Jankov, and Y. Meheust
June 2008: CMG 2008, Svalbard, Norway, Velocity fluctuations of a slow crack front during slow propagation: experimental approach, generation of microquake catalogs and comparison to large scale spatio temporal scaling law in fault slip dynamics, Toussaint, R.; Schmittbuhl, J.; Maloy, K.J.; Santucci, S.; Grob, M.; Doubre, C. ; Van der Woerd, J.; Peltzer, G., Rivera L.; invited talk
June 2008: Starting meeting of the GdR MeGe (Research group on Mechanics of geomaterials), La Rochelle, ''Digitations fluides et granulaires, discontinuitÃ©s et instabilitÃ©s gravitaires'', R. Toussaint, J. Schmittbuhl, J.P. Malet, A. Remaitre.
April 2008: EGU 2008, Vienna, hydromechanical coupling in hydrofracture, sedimentation and friction weakened by fluid flow: application of hybrid granular / continuous fluid flow modeling. Toussaint, R.; Johnsen, O.; Flekkoy, E.G.; Vinningland, J.L.; Niebling, M.; Schmittbuhl, J.; Maloy, K.J.; Goren, L.; Aharonov, E.; Sparks, D. (solicited)
April 2008: EGU 2008, Vienna, Velocity fluctuations of a slow crack front during slow propagation: an experimental approach, and comparison to large scale spatio temporal scaling law in fault slip dynamics , Schmittbuhl, J.; Toussaint, R.; Maloy, K.J.; Santucci, S.; Grob, M.; Doubre, C. ; Van der Woerd, J.; Peltzer, G.
April 2008: , Reunion des Sciences de la Terre, Nancy, Hydromechanical coupling between gouge and fluids: implications of fluid flow on fault mechanics, Toussaint R., Johnsen O., Flekkoy E.G., Vinningland J.L., Niebling M., Schmittbuhl J., Maloy K.J., Goren L., Aharonov E., Sparks D., Cochard A.
June 2007: Bergen, Norway, ''Complex conference'', ''Saffman Taylor instabilities and underwater avalanches in coupled granular / fluid flows'', R. Toussaint, O. Johnsen, E.G. Flekkoy, K.J. Maloy and J. Schmittbuhl, invited talk.
June 2006: Sea of Galilee, Israel, 26th IUGG Conference on Mathematical Geophysics on ''Solids, Fluids and Life'', ''Modeling stylolite formation: control of quenched disorder, elastic forces and surface tension over the morphology'', R. Toussaint, D. Koehn, J. Schmittbuhl, F. Renard and J.P. Gratier, solicited talk.
Spring 2005: Turin, Italy, 11th Congress on Fracture (ICF11), ``Statistical mechanics of interacting damage'', Renaud Toussaint, solicited talk.
April 2004: Nice, France, EGU 1st General Assembly, ``Statistical mechanics of rupture: Global and Local Load Sharing Rule Damage Models mapped onto Percolation and Ising paradigms'', R. Toussaint and S.R. Pride.
January 2004: Lillehammer (Norway), Annual ``Complex Systems and Soft Materials'' Meeting, ``Magnetic holes and anomalous diffusion in magnetic brownian worms'', R. Toussaint, G. Helgesen and E.G. Flekkøy.
January 2004: Lillehammer (Norway), Annual ``Complex Systems and Soft Materials'' Meeting, ``Statistical mechanics of fracture: isomorphism between damage models, and Ising or percolation ones'', R. Toussaint.
January 2004: Lillehammer (Norway), Annual ``Complex Systems and Soft Materials'' Meeting, ``Growth activity: from capillary to viscous fingering'', Y. Meheust, G. Løvoll, R. Toussaint, K.J. Måløy, J. Schmittbuhl.
September 2004: Wadahl (Norway), annual meeting of the Norwegian Physical Society - Condensed Matter section, ``Stylolite formation process: roughness measurements and modelization'' pdf.
June 2003: Trondheim (Norway), International Lars Onsager's 100th birthday conference on ''Transport, dissipation, and turbulence'', ``Pattern formation during air injection in a granular medium confined in a Hele-Shaw cell'', Toussaint, R., Ø. Johnssen, K.J. Måløy and E.G. Flekkøy.
June 2003: Trondheim (Norway), International Lars Onsager's 100th birthday conference on ''Transport, dissipation, and turbulence'', ``Magnetic holes population in ferrofluids: interactions, phase diagram and fluctuation scaling'', Toussaint, R., G. Helgesen, E.G. Flekkøy, J. Akselvoll and A.T. Skjeltorp.
April 2003: , Geilo (Norway), NATO ASI school ``Forces, Growth and Form in Soft Condensed Matter : At the Interface between Physics and Biology'', ``Magnetic holes population in ferrofluids: interactions, phase diagram and fluctuation scaling'', Toussaint, R., G. Helgesen, E.G. Flekkøy, J. Akselvoll and A.T. Skjeltorp.
April 2003: Nice (France), EGS-AGU-EUG Joint Assembly, ``Pattern formation during air injection in a confined granular medium'', Toussaint, R., Ø. Johnssen, K.J. Måløy and E.G. Flekkøy
April 2003: Nice (France), EGS-AGU-EUG Joint Assembly, ``Statistical physics of damage in fiber bundles and sheared disordered brittle rocks'', Toussaint, R. and S.R. Pride (solicited)
June 2002: Capri (Italy), Fifth Annual Meeting of the T.M.R. network ``Fractal Structures and Self-Organization'': Thermodynamics of microcracks in interaction, and localization of damage in a compressed rock as a critical phenomenon., , Toussaint, R. and S.R. Pride.
May 2002: Kongsberg (Norway), meeting ``Physics of geological processes'': Compaction of granular media with elastocviscoplastic components: an intermediate regime between classical fluid and granular media of elastic grains. Toussaint R., Feder J., Uri L.
April 2002: Nice (France), European Geophysical Society XXVII. general assembly: Localization transition in brittle rocks analyzed as a continuous phase transition. Toussaint R., Pride S.
August 2002: Fevik (Norway), Annual meeting of the Norwegian Physics Society - Condensed Matter Section : Magnetic holes in ferrofluid layers: effective interactions, phases and brownian motion., Toussaint, R., J. Akselvoll, E.G. Flekkøy, G. Helgesen and A.T. Skjeltorp.
October 2001: Paris (France), Fourth Annual Meeting of the T.M.R. network ``Fractal Structures and Self-Organization'': Magnetic holes population in ferrofluids: Interactions, Phase diagram, Chain-Roughening and Applications., Toussaint, R., J. Akselvoll, E.G. Flekkøy and G. Helgesen.
June 2000: Cargese, Corsica (France), A.S.I. summer school ``Physical aspects of Fracture'': Universality in divergence of compliance modulii among rocks in triaxial tests., Toussaint, R. and S.R. Pride.
April 2000: Nice (France), European Geophysical Society: Experimental evidence for universality of the localization process leading to rock fracture, understood as a critical phenomenon., Toussaint, R. and S.R. Pride.

renaud 2012-09-11