Results 101 to 110 of about 9,591,894 (183)

Spatial relationships between coseismic slip, aseismic afterslip, and on‐fault aftershock density in continental earthquakes [PDF]

open access: yes
Damaging aftershock sequences often exhibit considerable spatio‐temporal complexity. The stress changes associated with coseismic slip and aseismic afterslip are commonly proposed to drive aftershock sequences, but few systematic studies exist and do not
Werner, M. J.   +3 more
core   +1 more source

Fast report: the 2025 M6.4 Dapu earthquake: preliminary field observation and surface deformation analysis

open access: yesTerrestrial, Atmospheric and Oceanic Sciences
The 2025 M6.4 Dapu earthquake offers a crucial opportunity to investigate coseismic deformation and fault behavior in southwestern Taiwan. Despite the absence of surface rupture, remote sensing and geodetic analyses detected significant ground ...
Chih-Heng Lu   +5 more
doaj   +1 more source

Significant afterslip contribution to postseismic deformation in Sado Island following the 2024 Noto Peninsula earthquake: insights from two dense GNSS observation networks

open access: yesEarth, Planets and Space
This study investigated postseismic deformation resulting from the 2024 Noto Peninsula earthquake on January 1. Particular focus was placed on the displacement observed in Sado Island, which is located several tens of kilometers east of the eastern end ...
Miku Ohtate, Yusaku Ohta, Yuta Mitsui
doaj   +1 more source

Coseismic Coulomb stress changes induced by a 2020–2021 MW > 7.0 Alaska earthquake sequence in and around the Shumagin gap and its influence on the Alaska-Aleutian subduction interface

open access: yesGeodesy and Geodynamics
Three MW > 7.0 earthquakes in 2020–2021 occurred in the Shumagin seismic gap and its adjacent area of the Alaska-Aleutian subduction zone, including the MW7.8 Simeonof thrust earthquake on July 22, 2020, the MW7.6 Sand Point strike-slip earthquake on ...
Lei Yang, Jianjun Wang, Caijun Xu
doaj   +1 more source

Re-examination of TEC anomalies in the ionosphere before large earthquakes

open access: yesEarth, Planets and Space
We examine GNSS-derived total electron content (TEC) variations preceding four large megathrust earthquakes: the 2011 Tohoku–Oki (Mw 9.0), 2014 Iquique (Mw 8.2), 2015 Illapel (Mw 8.3), and 2009 Dusky Sound (Mw 7.8) events.
Kai Koyama, Yoshihiro Kaneko
doaj   +1 more source

The coseismic landslides induced by 2023 Jishishan earthquake

open access: yes
<p>This dataset provides coseismic landslide points induced by the M<sub>s</sub> 6.2 2023 Jishishan earthquake, Gansu, China. </p ...
Jin, Jiacheng   +3 more
core   +1 more source

A New Analytical Simulation Code of Acoustic-Gravity Waves of Seismic Origin and Rapid Co-Seismic Thermospheric Disturbance Energetics

open access: yesAtmosphere
A recent study the detection of coseismic ionospheric disturbances or ionoquakes less than 400 s from the earthquake’s onset. The study also associates these rapid ionoquakes with the seismo-atmosphere–ionosphere (SAI) coupling mechanism energized by ...
Saul A. Sanchez, Esfhan A. Kherani
doaj   +1 more source

Response of coseismic landslide susceptibility to the temporal scales and interactions of deformation and rainfall

open access: yesGeomatics, Natural Hazards & Risk
This study examines how the time scales of rainfall and deformation and their interaction affect coseismic landslide susceptibility assessment. Based on 5007 landslides triggered by the 5 September 2022, Luding earthquake, we integrated 18 causative ...
Chengwei Zhao   +7 more
doaj   +1 more source

Electric potential changes prior to shear fracture in dry and saturated rocks [PDF]

open access: yes, 1998
Electric potential changes before shear rupture were measured using Darley Dale sandstone (quartz-rich) and Icelandic basalt (quartz-free) on both dry specimens and in the presence of pore fluid.
Shingo Yoshida   +5 more
core  

Regional-Scale Coseismic Landslide Hazard Modeling and Consequence Analysis [PDF]

open access: yes, 2017
Thesis (Ph.D.)--University of Washington, 2017Earthquake-induced, or coseismic, landslides occur in great number during moderate to large (>M5) earthquakes.
Grant, Alex
core  

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