Friday, 24 April 2009
Room 4
Chairperson: R. Toussaint
13:30–13:45
EGU2009-1977 Grain size distribution and microstructures of experimentally sheared granitoid gouge at coseismic slip rates – criteria to distinguish seismic and aseismic faults? H. Stunitz, N. Keulen, T. Hirose, and R. Heilbronner
13:45–14:00
EGU2009-1787 Micro-Scale Anatomy of the 1999 Chi-Chi Earthquake Fault Zone
(solicited)
A.-M. Boullier, E.-C. Yeh, S. Boutareaud, S.-R. Song, and C.-H. Tsai
14:00–14:15
EGU2009-1476 Granular Friction: Constitutive Law and Slip-Weakening Mechanism T. Hatano
14:15–14:30
EGU2009-5450 Fault Gouge, Grain Shape and Friction - new Results from 3D DEM Simulations S. Abe and K. Mair
14:30–14:45
EGU2009-12262 Experimental investigations of mechanical healing of a simulated fault gouge Y.H. Messen, A. Corfdir, J. Schmittbuhl, and R. Toussaint
14:45–15:00
EGU2009-11751 Pulverized Fault Rocks Along the Arima-Takatsuki Tectonic Line, Japan: Fault Structure, Damage Distribution and Textural Characteristics T.M. Mitchell, T. Shimamoto, and Y. Ben-Zion
COFFEE BREAK
15:30–15:45
EGU2009-1984 Characterization of Fault Roughness at Various Scales: Implications of Three-Dimensional High Resolution Topography Measurements T. Candela, F. Renard, M. Bouchon, A. Brouste, D. Marsan, J. Schmittbuhl, and C. Voisin
15:45–16:00
EGU2009-13091 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
16:00–16:15
EGU2009-5348 Thermal Pressurization Induced by Coseismic Shear Heating within Thermally Unstable Rocks
N. De Paola, T. Hirose, T.M. Mitchell, G. Di Toro, T. Togo, and T. Shimamoto
16:15–16:30
EGU2009-6931 Mineral decomposition during seismic slip: slip-weakening of fault zones and temperature-limiting effects J. Sulem and V. Famin
16:30–16:45
EGU2009-8580 Towards understanding coupled fluid-granular deformation during shear
L. Goren, E. Aharonov, R. Toussaint, and D. Sparks
16:45–17:00
EGU2009-8305 Understanding pre-eruptive patterns: the rock physics interpretation
(solicited)
S. Vinciguerra, P.M. Benson, L. Burlini, L. Caricchi, M. Heap, and P. Meredith