Oral Programme SM2.1

SM2.1

Mechanics and Structure of Seismic Fault Zones
Convener: R. Toussaint  | Co-Convener: F. Renard 
Oral Programme
 / Fri, 24 Apr, 13:30–17:00  / Room 4
Poster Programme
 / Attendance Fri, 24 Apr, 08:30–10:00  / Halls X/Y

Friday, 24 Apr 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