Fault lubrication during earthquakes

G Di Toro, R Han, T Hirose, N De Paola, S Nielsen… - Nature, 2011 - nature.com
The determination of rock friction at seismic slip rates (about 1 ms− 1) is of paramount
importance in earthquake mechanics, as fault friction controls the stress drop, the …

Do faults preserve a record of seismic slip: A second opinion

CD Rowe, WA Griffith - Journal of Structural Geology, 2015 - Elsevier
Exhumed fault zones offer insights into deformation processes associated with earthquakes
in unparalleled spatial resolution; however it can be difficult to differentiate seismic slip from …

Liquefaction within a bedding fault: Understanding the initiation and movement of the Daguangbao landslide triggered by the 2008 Wenchuan Earthquake (Ms= 8.0)

S Cui, X Pei, Y Jiang, G Wang, X Fan, Q Yang… - Engineering …, 2021 - Elsevier
The Daguangbao landslide was the most catastrophic mass movement triggered by the
2008 Wenchuan earthquake with a magnitude scale of Ms. 8.0. The landslide, which was …

Fracture energy and breakdown work during earthquakes

M Cocco, S Aretusini, C Cornelio… - Annual Review of …, 2023 - annualreviews.org
Large seismogenic faults consist of approximately meter-thick fault cores surrounded by
hundreds-of-meters-thick damage zones. Earthquakes are generated by rupture …

Mechanical stratigraphy and normal faulting

DA Ferrill, AP Morris, RN McGinnis, KJ Smart… - Journal of Structural …, 2017 - Elsevier
Mechanical stratigraphy encompasses the mechanical properties, thicknesses, and interface
properties of rock units. Although mechanical stratigraphy often relates directly to …

Rupture dynamics and ground motion from 3‐D rough‐fault simulations

Z Shi, SM Day - Journal of Geophysical Research: Solid Earth, 2013 - Wiley Online Library
Abstract We perform three‐dimensional (3‐D) numerical calculations of dynamic rupture
along non‐planar faults to study the effects of fault roughness on rupture propagation and …

Nanograins form carbonate fault mirrors

S Siman-Tov, E Aharonov, A Sagy… - …, 2013 - pubs.geoscienceworld.org
Many faults are characterized by naturally polished, reflective, glossy surfaces, termed fault
mirrors (FMs), that form during slip. Recent experiments also find that FMs form during rapid …

Can grain size sensitive flow lubricate faults during the initial stages of earthquake propagation?

N De Paola, RE Holdsworth, C Viti, C Collettini… - Earth and Planetary …, 2015 - Elsevier
Recent friction experiments carried out under upper crustal P–T conditions have shown that
microstructures typical of high temperature creep develop in the slip zone of experimental …

[HTML][HTML] Disappearing ink: How pseudotachylytes are lost from the rock record

JD Kirkpatrick, CD Rowe - Journal of Structural Geology, 2013 - Elsevier
Melt-origin pseudotachylytes are the most widely accepted feature recording earthquake slip
in the fault rock record. However, reports of pseudotachylytes are rare compared to the …

Fault lubrication and earthquake propagation in thermally unstable rocks

N De Paola, T Hirose, T Mitchell, G Di Toro… - …, 2011 - pubs.geoscienceworld.org
Experiments performed on dolomite or Mg-calcite gouges at seismic slip rates (v> 1 m/s) and
displacements (d> 1 m) show that the frictional coefficient μ decays exponentially from peak …