Results 41 to 50 of about 1,088,999 (248)

Spatiotemporal Evolution of Postseismic Deformation Following the 2001 Mw7.8 Kokoxili, China, Earthquake from 7 Years of Insar Observations

open access: yesRemote Sensing, 2018
The 2001 Mw7.8 Kokoxili earthquake, which occurred in the north Tibetan Plateau, ruptured ~400 km of the westernmost portion of the Kunlun fault and produced significant time-dependent postseismic deformation over a large area around the rupture zone and
Dezheng Zhao   +5 more
doaj   +1 more source

An aseismic slip pulse in northern Chile and along-strike variations in seismogenic behavior [PDF]

open access: yes, 2006
We use interferometric synthetic aperture radar, GPS, and seismic observations spanning 5 to 18 years to reveal a detailed kinematic picture of the spatiotemporal evolution of fault slip in a region corresponding to the 30 July 1995 M_w 8.1 subduction ...
Pritchard, M. E., Simons, M.
core   +1 more source

Postseismic deformation induced by brittle rock damage of aftershocks [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2010
Large earthquakes are commonly followed by abundant aftershocks that are densely located around the coseismic rupture zone. Laboratory experiments indicate that “microscopic” brittle rock failures (acoustic emission) are associated collectively with a “macroscopic” damage‐related inelastic relaxation.
Wang, L.   +3 more
openaire   +4 more sources

Very Early Postseismic Deformation Following the 2015 Mw 8.3 Illapel Earthquake, Chile Revealed From Kinematic GPS

open access: yesGeophysical Research Letters, 2022
The very early phase of postseismic deformation spanning the first few hours is difficult to capture using daily Global Positioning System (GPS) and interferometric synthetic aperture radar.
Kai Liu   +4 more
semanticscholar   +1 more source

Buried shallow fault slip from the South Napa earthquake revealed by near-field geodesy. [PDF]

open access: yes, 2017
Earthquake-related fault slip in the upper hundreds of meters of Earths surface has remained largely unstudied because of challenges measuring deformation in the near field of a fault rupture.
Brooks, Benjamin   +14 more
core   +1 more source

Months‐Long Crustal Deformation Driven by Aseismic Slips and Pore Pressure Transients Triggered by Local and Regional Earthquakes

open access: yesGeophysical Research Letters, 2021
Strong strain and pore pressure changes are observed after three Mw 4.5+ local and one Mw 7.2 regional earthquake during 2010–2017 in borehole strainmeters near Anza, California.
Zhou Lu, Lianxing Wen
doaj   +1 more source

Transient Deformation and Stress Patterns Induced by the 2010 Maule Earthquake in the Illapel Segment

open access: yesFrontiers in Earth Science, 2021
Evaluating the transfer of stresses from megathrust earthquakes to adjacent segments is fundamental to assess seismic hazard. Here, we use a 3D forward model as well as GPS and seismic data to investigate the transient deformation and Coulomb Failure ...
Carlos Peña   +8 more
doaj   +1 more source

Influence of anelastic surface layers on postseismic thrust fault deformation [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2000
We present the results of a systematic modeling study of postseismic deformation following blind thrust earthquakes. The results include qualitative and quantitative predictions of the surface movement caused by relaxation in viscoelastic near‐surface layers.
Gregory A. Lyzenga   +2 more
openaire   +1 more source

Probing time-dependent afterslip and viscoelastic relaxation following the 2015 Mw7.8 Gorkha earthquake based on the 3-D finite-element model

open access: yesEarth, Planets and Space, 2020
We analyzed daily displacement time series from 34 continuous GPS stations in Nepal and 5 continuous GPS stations in South Tibet, China, and extracted the first 4.8 years of postseismic motion after the 2015 Mw7.8 Gorkha earthquake.
Lina Su   +4 more
doaj   +1 more source

GPS source solution of the 2004 Parkfield earthquake [PDF]

open access: yes, 2014
We compute a series of finite-source parameter inversions of the fault rupture of the 2004 Parkfield earthquake based on 1 Hz GPS records only. We confirm that some of the co-seismic slip at shallow depth (
Dreger, D., Houlie, N., Kim, A.
core   +2 more sources

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