The complex dynamics of the 2023 Kahramanmaraş, Turkey, Mw 7.8-7.7 earthquake doublet

Z Jia, Z **, M Marchandon, T Ulrich, AA Gabriel, W Fan… - Science, 2023 - science.org
The destructive 2023 moment magnitude (M w) 7.8-7.7 earthquake doublet ruptured multiple
segments of the East Anatolian Fault system in Turkey. We integrated multiscale seismic and …

[HTML][HTML] Envisioning faults beyond the framework of fracture mechanics

A Torabi, J Rudnicki, B Alaei, G Buscarnera - Earth-Science Reviews, 2023 - Elsevier
Faults are complex structures that substantially influence the mechanical behavior and
hydraulic connectivity of rock formations. Therefore, studying faults is important for a variety …

Dynamics, interactions and delays of the 2019 Ridgecrest rupture sequence

T Taufiqurrahman, AA Gabriel, D Li, T Ulrich, B Li… - Nature, 2023 - nature.com
The observational difficulties and the complexity of earthquake physics have rendered
seismic hazard assessment largely empirical. Despite increasingly high-quality geodetic …

Similar seismic moment release process for shallow and deep earthquakes

X Cui, Z Li, Y Hu - Nature Geoscience, 2023 - nature.com
The generation of earthquakes at depths exceeding 60 km remains debated, as rocks at
such depths are anticipated to be ductile. Seismological investigations have revealed a …

Fault size–dependent fracture energy explains multiscale seismicity and cascading earthquakes

AA Gabriel, DI Garagash, KH Palgunadi, PM Mai - Science, 2024 - science.org
Earthquakes vary in size over many orders of magnitude, often rupturing in complex
multifault and multievent sequences. Despite the large number of observed earthquakes, the …

3D acoustic-elastic coupling with gravity: the dynamics of the 2018 Palu, Sulawesi earthquake and tsunami

L Krenz, C Uphoff, T Ulrich, AA Gabriel… - Proceedings of the …, 2021 - dl.acm.org
We present a highly scalable 3D fully-coupled Earth & ocean model of earthquake rupture
and tsunami generation and perform the first fully coupled simulation of an actual …

Broad-band strain amplification in an asymmetric fault zone observed from borehole optical fiber and core

KF Ma, S von Specht, LW Kuo, HH Huang… - … Earth & Environment, 2024 - nature.com
To unravel fault zone properties, high-resolution imaging and probing are pivotal. Here we
present a comprehensive study utilizing Distributed Dynamic Strain Sensing of a 3D array of …

Dynamic rupture models, fault interaction and ground motion simulations for the segmented Húsavík‐Flatey fault zone, northern Iceland

B Li, AA Gabriel, T Ulrich, C Abril… - Journal of Geophysical …, 2023 - Wiley Online Library
The Húsavík‐Flatey Fault Zone (HFFZ) is the largest strike‐slip fault in Iceland and poses a
high seismic risk to coastal communities. To investigate physics‐based constraints on …

[HTML][HTML] The EU Center of Excellence for Exascale in Solid Earth (ChEESE): Implementation, results, and roadmap for the second phase

A Folch, C Abril, M Afanasiev, G Amati, M Bader… - Future Generation …, 2023 - Elsevier
Abstract The EU Center of Excellence for Exascale in Solid Earth (ChEESE) develops
exascale transition capabilities in the domain of Solid Earth, an area of geophysics rich in …

Rupture dynamics of cascading earthquakes in a multiscale fracture network

KH Palgunadi, AA Gabriel, DI Garagash… - Journal of …, 2024 - Wiley Online Library
Fault‐damage zones comprise multiscale fracture networks that may slip dynamically and
interact with the main fault during earthquake rupture. Using 3D dynamic rupture simulations …