Investigations and new insights on earthquake mechanics from fault slip experiments
Earthquakes occur mainly on active faults. Fault slip is closely related to seismicity and is
thus widely discussed in Geosciences, Seismology, and Engineering. Slip experiment is a …
thus widely discussed in Geosciences, Seismology, and Engineering. Slip experiment is a …
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 …
hundreds-of-meters-thick damage zones. Earthquakes are generated by rupture …
[HTML][HTML] Laboratory experiments on fault behavior towards better understanding of injection-induced seismicity in geoenergy systems
Induced seismicity associated with fluid injection into underground formations jeopardizes
the sustainable utilization of the subsurface. Understanding the fault behavior is the key to …
the sustainable utilization of the subsurface. Understanding the fault behavior is the key to …
Initial effective stress controls the nature of earthquakes
FX Passelègue, M Almakari, P Dublanchet… - Nature …, 2020 - nature.com
Modern geophysics highlights that the slip behaviour response of faults is variable in space
and time and can result in slow or fast ruptures. However, the origin of this variation of the …
and time and can result in slow or fast ruptures. However, the origin of this variation of the …
Study on the shear-slip process and characteristics of fracture in shale
To clarify the shear-slip process and characteristics of fault, we conducted triaxial shear tests
driven by displacement on shale samples with prefabricated sawcut and natural fractures …
driven by displacement on shale samples with prefabricated sawcut and natural fractures …
High‐Rate Fluid Injection Reduces the Nucleation Length of Laboratory Earthquakes on Critically Stressed Faults in Granite
We conducted fluid injection experiments on cylindrical low‐permeability granite samples
with a critically stressed sawcut fault at local injection rates of 0.2 and 0.8 mL/min and …
with a critically stressed sawcut fault at local injection rates of 0.2 and 0.8 mL/min and …
A laboratory perspective on accelerating preparatory processes before earthquakes and implications for foreshock detectability
THW Goebel, V Schuster, G Kwiatek, K Pandey… - Nature …, 2024 - nature.com
Dynamic failure in the laboratory is commonly preceded by many foreshocks which
accompany premonitory aseismic slip. Aseismic slip is also thought to govern earthquake …
accompany premonitory aseismic slip. Aseismic slip is also thought to govern earthquake …
A rate‐, state‐, and temperature‐dependent friction law with competing healing mechanisms
S Barbot - Journal of Geophysical Research: Solid Earth, 2022 - Wiley Online Library
The constitutive behavior of faults is central to many interconnected aspects of earthquake
science, from fault dynamics to induced seismicity, to seismic hazards characterization. Yet …
science, from fault dynamics to induced seismicity, to seismic hazards characterization. Yet …
Physical state of water controls friction of gabbro-built faults
Earthquakes often occur along faults in the presence of hot, pressurized water. Here we
exploit a new experimental device to study friction in gabbro faults with water in vapor, liquid …
exploit a new experimental device to study friction in gabbro faults with water in vapor, liquid …
Constitutive behavior of rocks during the seismic cycle
S Barbot - AGU Advances, 2023 - Wiley Online Library
Establishing a constitutive law for fault friction is a crucial objective of earthquake science.
However, the complex frictional behavior of natural and synthetic gouges in laboratory …
However, the complex frictional behavior of natural and synthetic gouges in laboratory …