Frictional strength and fluidization of water-saturated kaolinite gouges at seismic slip velocities

LW Kuo, WJ Wu, CW Kuo, SAF Smith, WT Lin… - Journal of Structural …, 2021 - Elsevier
Most previous experiments conducted on water-saturated clay-rich gouges sheared under
extreme deformation conditions (including seismic slip rates eg, 1 m/s, and displacements …

[HTML][HTML] 高速远程滑坡摩擦生热减阻机理研究现状及展望

冯止依, 程谦恭, 王玉峰, 林棋文 - 工程地质学报, 2023 - dsjyj.com.cn
高速远程滑坡基底层与其下伏层之间存在复杂多变的摩擦生热过程和作用,
由此将产生一系列摩擦生热现象及其高速远程滑坡运动的减阻机理. 这是国内外最近几十年来 …

Frictional Properties of the Longmenshan Fault Belt Gouges From WFSD‐3 and Implications for Earthquake Rupture Propagation

LW Kuo, CC Hung, H Li, S Aretusini… - Journal of …, 2022 - Wiley Online Library
Abstract The 2008 Mw 7.9 Wenchuan earthquake generated∼ 270 and∼ 80 km long
surface ruptures along the Longmenshan fault belt, namely the Yingxiu‐Beichuan fault …

A Thermo-Poro-Mechanics Model Predicts the Transition from Creep to Rapid Movement of Large Landslides

H Zhang, W Liu, S He, W Hu - Rock Mechanics and Rock Engineering, 2024 - Springer
Risks associated with large landslides pose a severe threat to human life and property.
Hence, the creep phase, the signal before the occurrence of large landslides, plays a …

Thermal weakening friction during seismic slip: experiments and models with heat sources and sinks

S Nielsen, E Spagnuolo, M Violay… - Journal of Geophysical …, 2021 - Wiley Online Library
Experiments that systematically explore rock friction under crustal earthquake conditions
reveal that faults undergo abrupt dynamic weakening. Processes related to heating and …

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 …

Influence of frictional melt on the seismic cycle: Insights from experiments on rock analog material

EM Conrad, N Tisato, BM Carpenter… - Journal of Geophysical …, 2023 - Wiley Online Library
The formation of frictional melt likely impacts the coseismic and, when solidified
(pseudotachylyte), the interseismic strength of faults. Here we investigate these effects …

Selective clast survival in an experimentally-produced pseudotachylyte

S Papa, E Spagnuolo, G Di Toro, A Cavallo… - Journal of Structural …, 2021 - Elsevier
On-fault processes during earthquakes contribute to seismic rupture propagation and slip.
Here we investigate clast fragmentation in an experimental pseudotachylyte (solidified …

Dynamic frictional slip along rock faults

Z Reches - Journal of Tribology, 2020 - asmedigitalcollection.asme.org
The dynamic behavior of rock faults reflects the response of the shape and composition of
the fault to the applied loading and environmental conditions. The interaction between the …