Fracture energy and breakdown work during earthquakes
Large seismogenic faults consist of approximately meter-thick fault cores surrounded by
hundreds-of-meters-thick damage zones. Earthquakes are generated by rupture …
hundreds-of-meters-thick damage zones. Earthquakes are generated by rupture …
Do faults preserve a record of seismic slip: A second opinion
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 …
in unparalleled spatial resolution; however it can be difficult to differentiate seismic slip from …
Roughness of fault surfaces over nine decades of length scales
We report on the topographic roughness measurements of five exhumed faults and thirteen
surface earthquake ruptures over a large range of scales: from 50 μm to 50 km. We used …
surface earthquake ruptures over a large range of scales: from 50 μm to 50 km. We used …
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 …
along non‐planar faults to study the effects of fault roughness on rupture propagation and …
Towards quantifying the matrix permeability of fault damage zones in low porosity rocks
In nature, permeability is enhanced in the damage zone of faults in crystalline rocks, where
fracturing occurs on a wide range of scales. Understanding this permeability structure is …
fracturing occurs on a wide range of scales. Understanding this permeability structure is …
Diffuse deformation and surface faulting distribution from submetric image correlation along the 2019 Ridgecrest, California, ruptures
ABSTRACT The 2019 M w 6.4 and 7.1 Ridgecrest, California, earthquake sequence (July
2019) ruptured consecutively a system of high‐angle strike‐slip cross faults (northeast‐and …
2019) ruptured consecutively a system of high‐angle strike‐slip cross faults (northeast‐and …
[HTML][HTML] Disappearing ink: How pseudotachylytes are lost from the rock record
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 …
in the fault rock record. However, reports of pseudotachylytes are rare compared to the …
[Књига][B] Modeling and characterization of hydraulic stimulation and induced seismicity in geothermal and shale gas reservoirs
MW McClure - 2012 - search.proquest.com
The classical concept of hydraulic fracturing is that large, wing-shaped tensile fractures
propagate away from the wellbore. However, in low matrix permeability settings such as …
propagate away from the wellbore. However, in low matrix permeability settings such as …
Inferring earthquake physics and chemistry using an integrated field and laboratory approach
Earthquakes are the result of a combination of (1) physico-chemical processes operating in
fault zones, which allow ruptures to nucleate and rock friction to decrease with increasing …
fault zones, which allow ruptures to nucleate and rock friction to decrease with increasing …
Fault roughness and strength heterogeneity control earthquake size and stress drop
An earthquake's stress drop is related to the frictional breakdown during sliding and
constitutes a fundamental quantity of the rupture process. High‐speed laboratory friction …
constitutes a fundamental quantity of the rupture process. High‐speed laboratory friction …