Results 11 to 20 of about 5,932 (183)

Surface deformation and damage of 2022 (M 6.8) Luding earthquake in China and its tectonic implications

open access: yesOpen Geosciences, 2023
The 2022 (M 6.8) Luding earthquake on the Xianshuihe Fault Zone (XFZ) caused severe casualties and property losses, and surface deformation and damage of which is crucial for studying the earthquake hazard assessment.
Chen Baixu   +4 more
doaj   +1 more source

Treatment of discontinuities inside Earth models: Effects on computed coseismic deformations

open access: yesEarth and Planetary Physics, 2021
In this paper, we study how coseismic deformations calculated in 1066 Earth models are affected by how the models treat Earth discontinuities. From the results of applying models 1066A (continuous) and 1066B (discontinuous), we find that the difference ...
Jie Dong   +4 more
doaj   +1 more source

Constraints on fault and lithosphere rheology from the coseismic slip and postseismic afterslip of the 2006 M_w 7.0 Mozambique earthquake [PDF]

open access: yes, 2012
The 2006 M_w 7.0 Mozambique (Machaze) normal-faulting earthquake ruptured an unusually steeply dipping fault plane (~75°). The amount of slip in the earthquake decreased from depths of ~10 km toward the surface, and this shallow slip deficit was at least
Bergman, Eric   +2 more
core   +1 more source

Block Motion Changes in Japan Triggered by the 2011 Great Tohoku Earthquake [PDF]

open access: yes, 2017
Plate motions are governed by equilibrium between basal and edge forces. Great earthquakes may induce differential static stress changes across tectonic plates, enabling a new equilibrium state.
Loveless, John P., Meade, Brendan J.
core   +3 more sources

Persistent elastic behavior above a megathrust rupture patch: Nias island, West Sumatra [PDF]

open access: yes, 2008
We quantify fore-arc deformation using fossil reefs to test the assumption commonly made in seismic cycle models that anelastic deformation of the fore arc is negligible.
Adams   +103 more
core   +1 more source

The 2017, MD = 4.0, Casamicciola Earthquake: ESI-07 Scale Evaluation and Implications for the Source Model

open access: yesGeosciences, 2021
On 21 August 2017 at 20:57 (local time) a very shallow (H = 1.2 km), moderate (Md = 4.0), earthquake hit the volcanic island of Ischia (Southern Italy), causing the death of two people.
Rosa Nappi   +7 more
doaj   +1 more source

Ground deformation and source geometry of the 30 October 2016 Mw 6.5 Norcia earthquake (Central Italy) investigated through seismological data, DInSAR measurements, and numerical modelling [PDF]

open access: yes, 2018
We investigate the Mw 6.5 Norcia (Central Italy) earthquake by exploiting seismological data, DInSAR measurements, and a numerical modelling approach. In particular, we first retrieve the vertical component (uplift and subsidence) of the displacements ...
Bignami, Christian   +11 more
core   +2 more sources

Geodetic model of the 2016 Central Italy earthquake sequence inferred from InSAR and GPS data [PDF]

open access: yes, 2017
We investigate a large geodetic data set of interferometric synthetic aperture radar (InSAR)and GPS measurements to determine the source parameters for the three main shocks of the 2016Central Italy earthquake sequence on 24 August and 26 and 30 October (
A. Antonioli   +71 more
core   +2 more sources

Coseismic effects of the 2016 Amatrice seismic sequence: first geological results

open access: yesAnnals of Geophysics, 2016
Since the beginning of the ongoing Amatrice seismic sequence on August 24, 2016, initiated by a Mw 6.0 normal faulting earthquake, the EMERGEO Working Group (an INGV team devoted to earthquake aftermath geological survey) set off to investigate any ...
EMERGEO W.G. :   +47 more
doaj   +1 more source

Spectral-element simulations of long-term fault slip: Effect of low-rigidity layers on earthquake-cycle dynamics [PDF]

open access: yes, 2011
We develop a spectral element method for the simulation of long-term histories of spontaneous seismic and aseismic slip on faults subjected to tectonic loading.
Ampuero, J.-P., Kaneko, Y., Lapusta, N.
core   +1 more source

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