S31F:
Physics of Subduction Earthquakes: From the Trench to the Transition Zone I

Wednesday, 17 December 2014: 8:00 AM-10:00 AM
Chairs:  Marine Denolle, Scripps Institution of Oceanography, IGPP, La Jolla, CA, United States and Zhongwen Zhan, University of California San Diego, La Jolla, CA, United States
Primary Conveners:  Marine Denolle, Scripps Institution of Oceanography, IGPP, La Jolla, CA, United States
Co-conveners:  Zhongwen Zhan, University of California San Diego, La Jolla, CA, United States
OSPA Liaisons:  Brittany A Erickson, Portland State University, Portland, OR, United States

Abstracts Submitted to this Session:

8:00 AM
S31F-01
 
Compaction Further Enhances Inelastic Wedge Failure in Shallow Subduction Zone Earthquakes
Shuo Ma and Evan T Hirakawa, San Diego State University, San Diego, CA, United States
8:15 AM
S31F-02
 
Bayesian exploration of coseismic seafloor deformation process during the 2011 Tohoku-Oki earthquake using near-field tsunami records
Junle Jiang and Mark Simons, Seismological Laboratory, Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA, United States
8:30 AM
S31F-03
 
A Detailed Source Model for the Mw9.0 Tohoku-Oki Earthquake Reconciling Geodesy, Seismology and Tsunami Records.
Quentin Bletery1, Anthony Sladen1, Bertrand Delouis1, Martin Vallee2, Jean Mathieu Nocquet1, Lucie Rolland3 and Junle Jiang4, (1)Geoazur - CNRS, Valbonne, France, (2)Institut de Physique du Globe de Paris, Paris, France, (3)Los Alamos National Laboratory, Los Alamos, NM, United States, (4)Caltech, Pasadena, CA, United States
8:45 AM
S31F-04
 
Depth Variations in Large Megathrust Earthquake Rupture Processes
Thorne Lay, University of California Santa Cruz, Santa Cruz, CA, United States, Lingling Ye, UC SANTA CRUZ, Santa Cruz, CA, United States and Hiroo Kanamori, CALTECH, Pasadena, CA, United States
9:00 AM
S31F-05
 
Stress drop variations among small earthquakes in the Tohoki-oki region, Japan, and implication for the 2011 Tohoku-oki earthquake
Takahiko Uchide1, Peter M Shearer2 and Kazutoshi Imanishi1, (1)National Institute of Advanced Industrial Science and Technology (AIST), Geological Survey of Japan, Tsukuba, Japan, (2)University of California San Diego, La Jolla, CA, United States
9:15 AM
S31F-06
 
Comparative Seismotectonic Conditions Along the Sunda and Aleutian Arcs from Broadband Analysis of Earthquake Energetics
George L Choy1, Stephen H Kirby2 and Gavin P Hayes1, (1)U.S. Geological Survey, Denver, CO, United States, (2)U. S. Gelogical Survey, Menlo Park, CA, United States
9:30 AM
S31F-07
 
Estimating Dynamic Source Properties of Giant Megathrusts
Marine Denolle, Scripps Institution of Oceanography, IGPP, La Jolla, CA, United States and Peter M Shearer, University of California San Diego, La Jolla, CA, United States
9:45 AM
S31F-08
 
Pinning fault zone strength using small earthquakes in the Mendocino triple junction region recorded by a dense OBS array
Jeffrey Joseph McGuire, Woods Hole Oceanographic Ins, Geology and Geophysics, Woods Hole, MA, United States and Xiaowei Chen, WHOI, Woods Hole, MA, United States
 
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