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physics.geo-ph2025
Linear and nonlinear stability of rate-and-state faults
Robert C. Viesca, Dmitry I. Garagash
Models of faults incorporating slip rate- and state-dependent friction have reproduced phenomena from spontaneous slow, aseismic slip to earthquake-generating dynamic rupture. Nume…
physics.geo-ph2025
Propagation of Elongated Fluid-Driven Fractures: Rock Toughness vs. Fluid Viscosity
Dmitry I. Garagash
This paper studies the effect of the rock fracture toughness on the propagation of elongated fluid-driven fractures. We use the `tough PKN' model of Sarvaramini and Garagash (2015)…