Results 1 to 10 of about 184 (89)

Tracking surface and subsurface deformation associated with groundwater dynamics following the 2019 Mirpur earthquake

open access: yesGeomatics, Natural Hazards & Risk, 2023
The Mirpur Mw 5.8 earthquake on September 24, 2019, produced extensive liquefaction-induced surface deformation (LISD) in the surrounding villages. Due to the complexity of seismic hazards and the occurrence of their effects on a large spatial scale, the
Muhammad Younis Khan   +3 more
doaj   +1 more source

Reappraisal and Analysis of Macroseismic Data for Seismotectonic Purposes: The Strong Earthquakes of Southern Calabria, Italy

open access: yesGeosciences, 2023
In tectonically active areas, such as the Italian peninsula, studying the faults responsible for strong earthquakes is often challenging, especially when the earthquakes occurred in historical times. In such cases, geoscientists need to integrate all the
Carlo Andrenacci   +6 more
doaj   +1 more source

Numerical simulation of coseismic and postseismic deformation through a node-splitting algorithm: A case study of the Wenchuan earthquake

open access: yesDizhi lixue xuebao, 2021
The coseismic and postseismic effects are crucial elements in analyzing fault interactions and the regional seismic risk. In this paper, we developed a three-dimensional viscoelastic finite element code to simulate the coseismic and postseismic ...
SUN Yunqiang, LUO Gang, HUANG Luyuan
doaj   +1 more source

On the Geomagnetic Field Line Resonance Eigenfrequency Variations during Seismic Event

open access: yesRemote Sensing, 2021
In this paper, we report high statistical evidence for a seismo–ionosphere effects occurring in conjunction with an earthquake. This finding supports a lithosphere-magnetosphere coupling mechanism producing a plasma density variation along the magnetic ...
Mirko Piersanti   +5 more
doaj   +1 more source

Electrical resistivity tomography for studying liquefaction induced by the May 2012 Emilia-Romagna earthquake (Mw = 6.1, northern Italy) [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2014
This work shows the result of an electrical resistivity tomography (ERT) survey carried out for imaging and characterizing the shallow subsurface affected by the coseismic effects of the Mw = 6.1 Emilia-Romagna (northern Italy) earthquake that occurred ...
A. Giocoli   +4 more
doaj   +1 more source

Mapping of Soil Liquefaction Associated with the 2021 Mw 7.4 Maduo (Madoi) Earthquake Based on the UAV Photogrammetry Technology

open access: yesRemote Sensing, 2023
The 2021 Mw 7.4 Maduo (Madoi) earthquake that struck the northern Tibetan Plateau resulted in widespread coseismic deformation features, such as surface ruptures and soil liquefaction.
Wenxin Wang   +16 more
doaj   +1 more source

High precision coseismic deformation monitoring method based on time-series InSAR analysis

open access: yes地球与行星物理论评, 2023
Interferometry Synthetic Aperture Radar (InSAR) technology has become an important tool for monitoring surface deformation with its all-day, all-weather ground monitoring and high spatial resolution, and has been widely applied to seismic deformation ...
Xiongxiao Wu   +3 more
doaj   +1 more source

Seismogenic, coseismic and postseismic deformation and stress evolution of the 2008 Wenchuan earthquake: Numerical simulation analysis

open access: yesDizhi lixue xuebao, 2021
The 2008 MS 8.0 Wenchuan earthquake occurred in the Longmenshan fault zone, which has complex geological background, strong surface relief, and heterogeneous elastic-viscous structures; however, the seismic risk of the Longmenshan fault zone was ...
MENG Qiu, GAO Kuan, CHEN Qizhi, HU Caibo
doaj   +1 more source

The seismic capability analysis of borehole strain data in Anhui Province

open access: yes地震科学进展, 2020
Based on previous research, this paper selected four seismic stations to analyze seismic capability. Through statistics of the coseismic effect of 60 earthquakes with MS≥7 occurred in the world from 2015 to 2018 and the record of impending anomalies ...
Chuanqin Liu   +4 more
doaj   +1 more source

Primary and Secondary Environmental Effects Triggered by the 30 October 2020, Mw = 7.0, Samos (Eastern Aegean Sea, Greece) Earthquake Based on Post-Event Field Surveys and InSAR Analysis

open access: yesApplied Sciences, 2021
On 30 October 2020, an Mw = 7.0 earthquake struck the eastern Aegean Sea. It triggered earthquake environmental effects (EEEs) on Samos Island detected by field surveys, relevant questionnaires, and Interferometric Synthetic Aperture Radar (InSAR ...
Spyridon Mavroulis   +7 more
doaj   +1 more source

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