Energy partitioning, dynamic fragmentation, and off‐fault damage in the earthquake source volume

SE Johnson, WJ Song, SS Vel… - … Research: Solid Earth, 2021 - Wiley Online Library
Seismological fracture or breakdown energy represents energy expended in a volume
surrounding the advancing rupture front and the slipping fault surface. Estimates are …

[HTML][HTML] 汶川地震假玄武玻璃的特征、 成因及其构造意义

王焕, 李海兵, 司家亮, 裴军令, 孙知明, 张蕾 - 岩石学报, 2023 - dzkx.org
富流体的断层泥是浅部地震断层带中的特征岩石. 一般认为, 地震过程中摩擦热会导致粒间孔隙
流体热膨胀增压, 形成同震断层弱化(热增压机制), 从而抑制摩擦熔融的发生. 然而我们研究发现 …

Time‐lapse record of an earthquake in the dry felsic lower continental crust preserved in a pseudotachylyte‐bearing fault

NS Mancktelow, A Camacho… - Journal of Geophysical …, 2022 - Wiley Online Library
The mechanisms of earthquake rupture in lower continental crust, below the usual frictional‐
viscous transition, remain uncertain. In addressing this problem, the study of …

[HTML][HTML] Evidence of frictional melting in fault rock drill cuttings from the enhanced geothermal system site in Pohang, South Korea

S Jung, JH Kang, Y Kil, H Jung - Tectonophysics, 2023 - Elsevier
Abstract The 5.5 magnitude (Mw) earthquake in Pohang, South Korea in 2017 was one of
the largest triggered earthquakes at an enhanced geothermal system (EGS) site. Faults that …

Crush-origin pseudotachylyte in granitic mylonites of continental exhumed Ailaoshan-Red River shear zone southeastern Asia

W Li, S Cao, L Zhan, X Cheng, W Li, M Lyu - Journal of Structural Geology, 2022 - Elsevier
Tectonic pseudotachylytes have provided valuable insights into the evolution of seismic
activity during crustal deformation. However, the origin and formation processes of …

Determination of parameters characteristic of dynamic weakening mechanisms during seismic faulting in cohesive rocks

C Cornelio, E Spagnuolo, S Aretusini… - Journal of …, 2022 - Wiley Online Library
While sliding at seismic slip‐rates of∼ 1 m/s, natural faults undergo an abrupt decrease of
shear stress called dynamic weakening. Asperity‐scale (<< mm) processes related to flash …

The pseudotachylytes at the base of the Silvretta Nappe: A newly discovered recent generation and the tectonomometamophic evolution of the Nappe

L Pittarello, N Levi, W Wegner, H Stehlik - Tectonophysics, 2022 - Elsevier
The base of the Silvretta Nappe (Austroalpine Unit, Eastern Alps) has localized extensive
deformation, including the occurrence of multiple generations of pseudotachylytes …

[图书][B] Microstructural Analysis for Dynamic Pulverization and Asymmetric Damage at the Base of Seismogenic Strike-slip Faults

BR Song - 2022 - search.proquest.com
Although the mechanics of continental, seismogenic strike-slip faults have been primarily
studied around active faults near Earth's surface, large earthquakes on these faults …