Results 41 to 50 of about 2,448 (212)

Ripplocations provide a new mechanism for the deformation of phyllosilicates in the lithosphere

open access: yesNature Communications, 2019
Phyllosilicate minerals are critical components of seismogenic fault, shear and subduction zones. Here, the authors provide a new deformation mechanism for phyllosilicates, based on newly discovered crystallographic defects in biotite (ripplocations ...
Joe Aslin   +3 more
doaj   +1 more source

The rupture process of the Hualien M7.3 sequence on April 3, 2024

open access: yesEarthquake Research Advances
The Hualien M 7.3 earthquake on April 3, 2024, was a significant and strong earthquake in Taiwan, China in the past two decades. The rupture process of the main shock and strong aftershocks is of great significance to the subsequent seismic activity and ...
Zhigao Yang, Huifang Chen
doaj   +1 more source

Surface Consistent Seismic Hazard Assessment in the Shillong Plateau, Northeast India: A Probabilistic Approach Using Multiple Source Models and a Logic Tree Framework

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT We perform probabilistic seismic hazard analysis (PSHA) in the Shillong Plateau by clubbing the up‐to‐date earthquake data and seismotectonic properties of the study area. Twenty‐one areal seismic sources are delineated based on the updated earthquake catalog, tectonic, and fault plane solutions.
Mohd Shahabuddin   +2 more
wiley   +1 more source

Seismogenic Structures in Subduction Zones

open access: yesSurveys in Geophysics
Abstract Recent studies of high-resolution seismic tomography of source zones of large crustal earthquakes, megathrust earthquakes, and intraslab earthquakes are reviewed, which shed new light on seismogenic structures and fluids in subduction zones.
Dapeng Zhao, Genti Toyokuni
openaire   +1 more source

ZONES OF SEISMOGENIC RUPTURES IN THE BAIKAL RIFT: SPATIAL LOCATION AND SEISMIC POTENTIAL

open access: yesГеодинамика и тектонофизика
Seismic hazard assessment remains one of the priorities of tectonically active regions. It is based on the data for sesimogenic ruptures indicating the segments of active surface faults.
O. V. Lunina   +2 more
doaj   +1 more source

Constraining Fault Damage Zone Properties From Geodesy: A Case Study Near the 2019 Ridgecrest Earthquake Sequence

open access: yesGeophysical Research Letters, 2023
Seismologic studies have reported seismic velocities reduction and Vp/Vs ratio changes over damage zones associated with seismogenic faults. The structure and elastic properties of these damage zones indicate the maturity of faults and affect the rupture
Xiaohua Xu, Dunyu Liu, Luc Lavier
doaj   +1 more source

Fault‐Controlled Permeability: A Key Parameter in Geothermal Electricity Production Assessment

open access: yesTerra Nova, EarlyView.
ABSTRACT Geothermal energy is central to the global green energy transition, but its development has long focused on regions with positive thermal anomalies. Through a semi‐quantitative global‐scale review and spatial analysis of 361 geothermal sites, we show that 56.2% of global geothermal electricity production occurs in regions with thermal ...
Vincent Roche, Gaétan Milesi
wiley   +1 more source

The Influence of Fault Rupture Velocity on Ground Motions and Building Demands in the Near‐Fault Region

open access: yesEarthquake Spectra, Volume 42, Issue 3, August 2026.
With the recent increases in measured ground motion records for large earthquakes, most notably the 2023 M7.8 Pazarcik earthquake in Türkiye, the potential for pervasive high velocity fault rupture propagation over an extensive fault length has been observed.
David McCallen   +3 more
wiley   +1 more source

The structure and composition of exhumed faults, and their implications for seismic processes [PDF]

open access: yes, 2000
Field studies of faults exhumed from seismogenic depths provide useful data to constrain seismologic models of fault zone processes and properties. Data collected on the San Andreas Fault in the San Gabriel Mountains has shown that large-displacement ...
Robeson, K.   +4 more
core  

Estimation of the subsidence around the trace of the San Ramón Chile fault, using the SBAS DInSAR technique through TerraSAR-X images

open access: yesRevista de Teledetección, 2022
Chile is one of the countries with the highest seismicity in the world and is affected by three types of seismogenic sources; interplate, intraplate and superficial or cortical intraplate.
Patricio Lamperein-Polo   +2 more
doaj   +1 more source

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