Tsunami excitation in the outer wedge of global subduction zones

Q Qiu, S Barbot - Earth-science reviews, 2022‏ - Elsevier
The world's most devastating local and ocean-wide tsunamis are generated by subduction
zone earthquakes, but the mechanisms for powerful seafloor uplift and tsunami generation …

Rapid shallow megathrust afterslip from the 2021 M8. 2 Chignik, Alaska earthquake revealed by seafloor geodesy

BA Brooks, D Goldberg, J DeSanto, TL Ericksen… - Science …, 2023‏ - science.org
The shallower portions of subduction zone megathrust faults host Earth's most hazardous
tsunamigenic earthquakes, yet understanding how and when they slip remains elusive …

Insights into tectonic hazards since the 2004 Indian Ocean earthquake and tsunami

GM Sarkawi, L Feng, JW McCaughey… - Nature Reviews Earth & …, 2024‏ - nature.com
In 2004, an earthquake of moment magnitude M w 9.1–9.3 ruptured over 1,500 km of the
Sunda megathrust under the Indian Ocean, producing a devastating tsunami and resulting …

Aseismic slip and recent ruptures of persistent asperities along the Alaska-Aleutian subduction zone

B Zhao, R Bürgmann, D Wang, J Zhang, J Yu… - Nature …, 2022‏ - nature.com
The frictional properties and slip behaviors of subduction thrusts play a key role in seismic
and tsunami hazard assessment, especially in weakly coupled “seismic gaps”. Here, we rely …

Transient rheology of the Sumatran mantle wedge revealed by a decade of great earthquakes

Q Qiu, JDP Moore, S Barbot, L Feng, EM Hill - Nature communications, 2018‏ - nature.com
Understanding the rheological properties of the upper mantle is essential to develop a
consistent model of mantle dynamics and plate tectonics. However, the spatial distribution …

Bayesian Inversion for a Stress‐Driven Model of Afterslip and Viscoelastic Relaxation: Method and Application to Postseismic Deformation Following the 2011 MW …

J Fukuda, KM Johnson - Journal of Geophysical Research …, 2021‏ - Wiley Online Library
Postseismic deformation following great subduction earthquakes is commonly modeled as
the sum of the contributions from afterslip on the megathrust and viscoelastic relaxation of …

Frictional and structural controls of seismic super-cycles at the Japan trench

S Barbot - Earth, Planets and Space, 2020‏ - Springer
The diverse mechanical behaviors of subduction zones during the seismic cycle emerge
from the nonlinear dynamics of a complex mechanical system with interacting brittle and …

Postseismic geodetic signature of cold forearc mantle in subduction zones

H Luo, K Wang - Nature Geoscience, 2021‏ - nature.com
A sharp thermal contrast between the cold forearc and the hot arc and backarc is considered
fundamental to various subduction-zone processes. However, direct observational evidence …

Illuminating subduction zone rheological properties in the wake of a giant earthquake

JR Weiss, Q Qiu, S Barbot, TJ Wright, JH Foster… - Science …, 2019‏ - science.org
Deformation associated with plate convergence at subduction zones is accommodated by a
complex system involving fault slip and viscoelastic flow. These processes have proven …

Structural control and system-level behavior of the seismic cycle at the Nankai Trough

Q Shi, S Barbot, S Wei, P Tapponnier… - Earth, Planets and …, 2020‏ - Springer
Abstract The Nankai Trough in Southwest Japan exhibits a wide spectrum of fault slip, with
long-term and short-term slow-slip events, slow and fast earthquakes, all associated with …