Results 61 to 70 of about 5,932 (183)

Holistic Retrieval of Absolute Coseismic Displacement Fields From Single Interferograms via Physics‐Aware GANs

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract The efficacy of rapid seismic response is fundamentally constrained by the sequential, multi‐step nature of conventional InSAR processing, where error propagation and reliance on auxiliary data hinder automation. Here, we present a holistic framework using Physics‐Aware Generative Adversarial Networks (GANs) to directly retrieve absolute ...
Chuanhua Zhu   +3 more
wiley   +1 more source

Near-field propagation of tsunamis from megathrust earthquakes [PDF]

open access: yes, 2007
We investigate controls on tsunami generation and propagation in the near-field of great megathrust earthquakes using a series of numerical simulations of subduction and tsunamigenesis on the Sumatran forearc. The Sunda megathrust here is advanced in its
Antonioli, Andrea   +9 more
core   +3 more sources

Mechanochemical Enhancement of Siderite‐To‐Magnetite Conversion in Faults

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Magnetic phases in fault rocks offer potential “geothermometers” for estimating frictional heating during fault slip. However, the thermochemical kinetics of magnetic minerals subjected to shear deformation in hydrothermal fluids‐conditions typical of natural faults ‐ remains poorly understood, hindering accurate temperature estimates.
Tingting Du   +7 more
wiley   +1 more source

Poroelastic effects associated with earthquakes on overpressured reverse and normal faults

open access: yesFrontiers in Earth Science
Earthquakes in fluid-saturated rocks induce sudden changes in pore-pressures that can lead to appreciable postseismic deformation. However, earthquakes can also release fluids from overpressured parts of the crust, which can also contribute to additional
Valentin Marguin, Guy Simpson
doaj   +1 more source

The 1997-1998 Umbria-Marche post-earthquakes investigation: Perspective from a decade of analyses and debates on the surface fractures

open access: yesAnnals of Geophysics, 2008
The Umbria-Marche sequence represents the first case in Italy for which the surface effects of a moderate seismic event (5<M<6) were systematically investigated and documented.
F. R. Cinti
doaj   +1 more source

Geodetic displacements and aftershocks following the 2001 M_w = 8.4 Peru earthquake: Implications for the mechanics of the earthquake cycle along subduction zones [PDF]

open access: yes, 2005
We analyzed aftershocks and postseismic deformation recorded by the continuous GPS station AREQ following the M_w = 8.4, 23 June 2001 Peru earthquake. This station moved by 50 cm trenchward, in a N235°E direction during the coseismic phase, and continued
Avouac, J.-P.   +2 more
core   +3 more sources

Size‐Dependent Melting Behavior of Ultrafine Fault Rocks

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Dynamic weakening during earthquake ruptures is essential for accommodating fault slip and controlling seismic energy release. This weakening is localized within narrow principal slip zones (PSZs) that commonly contain nanoparticles in both natural and experimental faults.
Daniel Ortega‐Arroyo, Matěj Peč
wiley   +1 more source

Minor shallow gravitational component on the Mt. Vettore surface ruptures related to MW 6, 2016 Amatrice earthquake

open access: yesAnnals of Geophysics, 2016
On 24th August 2016 a ML 6.0 earthquake occurred near Amatrice (central Italy) causing nearly 300 fatalities. The mainshock ruptured a NNW-SSE striking, WSW dipping normal fault.
Matteo Albano   +7 more
doaj   +1 more source

Geodetic, teleseismic, and strong motion constraints on slip from recent southern Peru subduction zone earthquakes [PDF]

open access: yes, 2007
We use seismic and geodetic data both jointly and separately to constrain coseismic slip from the 12 November 1996 M_w 7.7 and 23 June 2001 M_w 8.5 southern Peru subduction zone earthquakes, as well as two large aftershocks following the 2001 earthquake ...
Boroschek, R.   +7 more
core   +1 more source

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