T057
Linking Structure and Dynamics of Subduction Zones Across Scales I

Wednesday, 16 December 2020: 16:00-17:00
Virtual
Primary Convener:  Miles Bodmer, University of Oregon, Earth Science, Eugene, OR, United States
Convener:  Brandon VanderBeek, University of Padova, Padova, Italy
Primary Liaison:  Miles Bodmer, University of Oregon, Earth Science, Eugene, OR, United States
Chairs:  Miles Bodmer, University of Oregon, Earth Science, Eugene, OR, United States and Brandon VanderBeek, University of Padova, Padova, Italy
OSPA Liaison:  Miles Bodmer, University of Oregon, Earth Science, Eugene, OR, United States
16:00
Segmentation of Episodic Tremor and Slip (ETS) in Cascadia and the possibility of ETS triggered earthquakes (Invited) (670744)
Noel M Bartlow, University of California Berkeley, Berkeley, CA, United States and Ryan Michael Yohler, University of Missouri Columbia, Columbia, MO, United States
16:04
Impacts of a large seamount subduction in the Nankai Trough off Cape Muroto revealed bya dense-OBS seismic survey (761478)
Gou Fujie, Ryuta Arai, Kazuya Shiraishi, Yuka Kaiho, Koichiro Obana, Yasuyuki Nakamura, Seiichi Miura and Shuichi Kodaira, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Yokohama, Japan
16:08
The Influence of Sediment Thickness on Subducting Plate Velocity. (700974)
Silvia Brizzi, Austin, TX, United States, Thorsten W Becker, University of Texas at Austin, Austin, TX, United States, Claudio Faccenna, University Roma TRE, Science, Roma, Italy, Iris van Zelst, ETH Swiss Federal Institute of Technology Zurich, Department of Earth Sciences, Zurich, Switzerland and Ylona van Dinther, ETH Zurich, Zurich, Switzerland; Utrecht University, Earth Sciences, Utrecht, Netherlands
16:12
Exploring the structure and dynamics of slab holes in subduction zones (763871)
Taylor Arrowood, Keely Anne O'Farrell and David Willis, University of Kentucky, Earth and Environmental Sciences, Lexington, KY, United States
16:16
Linking Slab Structure to Mantle Dynamics in the South American Subduction Zone (Invited) (694573)
Daniel Evan Portner1, Emily E Rodriguez2, Susan L Beck2, Colton Lynner3, Shubham Agrawal4, Caroline M Eakin5, George Zandt6, Alissa C Scire7, Marcelo Peres Rocha8, Marcelo Belentani de Bianchi9, Marcelo Assumpcao10, Mario Calixto Ruiz11, George Sand Franca12, Cristóbal Condori13, Patricia M Alvarado14, Megan L Anderson15 and Hersh J Gilbert16, (1)Carnegie Institution for Science Washington, Earth and Planets Laboratory, Washington, DC, United States, (2)University of Arizona, Tucson, AZ, United States, (3)University of Delaware, Earth Science, Newark, DE, United States, (4)Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia, (5)Yale University, New Haven, CT, United States, (6)Univ Arizona, Tucson, AZ, United States, (7)IRIS PASSCAL Instrument Center, Socorro, NM, United States, (8)OBSIS Seismological Observatory of the University of Brasília, Brasilia, Brazil, (9)IAG Institute of Astronomy, Geophysics and Atmospheric Sciences, Sao Paulo, Brazil, (10)IAG-USP Cidade Univ, Sao Paulo, Brazil, (11)Escuela Politécnica Nacional, Instituto Geofísico, Quito, Ecuador, (12)UNB University of Brasilia, Asa Norte, Brazil, (13)Universidade de Brasilia, Brasilia, Brazil, (14)National University of San Juan, Geophysics and Astronomy, San Juan, Argentina, (15)Washington State Department of Natural Resources, Washington Geological Survey, Port Angeles, WA, United States, (16)University of Calgary, Department of Geoscience, Calgary, AB, Canada
16:20
Effect of the Cold Nazca Slab on the Depth of the 660km Discontinuity in South America (726772)
Marcelo Belentani de Bianchi1, Marcelo Assumpcao1, Clinton Kock2 and Susan L Beck3, (1)IAG Institute of Astronomy, Geophysics and Atmospheric Sciences, Sao Paulo, Brazil, (2)University of Arizona, Geosciences, Tucson, United States, (3)University of Arizona, Tucson, AZ, United States
16:24
Imaging the Upper Plate and Mantle Wedge in the Nicaraguan Subduction Zone with Sp Phases (733299)
Emily Carrero Mustelier1, Isabella Gama2, Junlin Hua2 and Karen M. Fischer2, (1)Columbia University in the City of New York, Dept. of Earth and Environmental Sciences, New York, United States, (2)Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States
16:28
Faulting and Fore-arc Sliver Transport in the Nicaraguan Subduction Zone (728660)
Samantha Ouertani1, Karen M. Fischer2, Peter C La Femina3, Wilfried Strauch4 and Virginia Tenorio4, (1)Brown University, Dept. of Earth, Environmental and Planetary Sciences, Providence, RI, United States, (2)Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States, (3)The Pennsylvania State University, Department of Geosciences, University Park, PA, United States, (4)Instituto Nicaragüense de Estudios Territoriales, Managua, Nicaragua
16:32
Discussion
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