Results 11 to 20 of about 2,343 (216)

InSAR analysis reveals insights into the Ms 6.2 earthquake rupture and tectonic dynamics of the northeast margin of the Qinghai‒Tibet plateau [PDF]

open access: yesScientific Reports
On 18 December 2023, an Ms 6.2 earthquake occurred in Jishishan County, Linxia Prefecture, Gansu Province, China. As the strongest seismic event in the region since records began, it caused significant casualties and property damage while providing a ...
Guangtong Sun   +4 more
doaj   +2 more sources

Focal Mechanism and Seismogenic Structure of the MS 5.1 Qingbaijiang Earthquake on February 3, 2020, Southwestern China

open access: yesFrontiers in Earth Science, 2021
The 3 February 2020 MS 5.1 Qingbaijiang earthquake, southwestern China, is the closest recorded MS ≥ 5.0 event to downtown Chengdu City to date, with an epicentral distance of only 38 km. Here we analyze seismic data from the Sichuan and Chengdu regional
Min Zhao   +5 more
doaj   +3 more sources

Advances in the study of seismogenic and occurrence mechanism of strong earthquakes by using seismic tomography

open access: yes地球与行星物理论评, 2022
In this paper, we review the research progress of domestic and foreign scientists on the relationship between the occurrence of strong earthquakes and crustal heterogeneity, and analyze the advantages and problems of the main research methods.
Hongli Li   +4 more
doaj   +1 more source

Discussion on precise location, focal mechanism and seismogenic mechanism of Jiaokou reservoir earthquakes

open access: yes地震科学进展, 2023
Jiaokou reservoir earthquakes in Ningbo from 2009 to 2021 were relocated using the double difference positioning method. The focal mechanism solutions of large earthquakes were calculated by HASH method.
Beilei Zhang, Xiao Peng
doaj   +1 more source

Study of the OLR Anomalies before the 2023 Turkey M7.8 Earthquake

open access: yesRemote Sensing, 2023
Using the model of the additive tectonic stress from celestial tide-generating force, we studied the relationship between the seismogenic structure and celestial tide-generating stress in the M7.8 Turkey earthquake on 6 February 2023.
Jun Liu   +6 more
doaj   +1 more source

Double rupture event in the Tianshan Mountains: A case study of the 2021 Mw 5.3 Baicheng earthquake, NW China

open access: yesOpen Geosciences, 2022
On March 23, 2021 (21:14 universal time coordinated), an Mw 5.3 earthquake occurred in Baicheng County in Xinjiang, northwestern China, according to the United States Geological Survey. The earthquake produced a 4-km-long surface rupture at the epicenter,
Yushan Ailixiati   +6 more
doaj   +1 more source

Structure-controlled asperity on the generation of large earthquakes

open access: yes地球与行星物理论评, 2022
The occurrence of large earthquakes is not only related to the fault geometry and state of stress accumulation, but also closely related to the structure of surrounding rocks.
Quan Sun   +3 more
doaj   +1 more source

Figure 6 in the article "Seismogenic crustal structure affected by the Hainan mantle plume"

open access: yes, 2021
In order to replace Figure 6 in the article "Seismogenic crustal structure affected by the Hainan mantle plume" [211205 ...
Jiangnan Lin (9198575)
core   +1 more source

Analysis of the seismogenic and tsunamigenic structure of the Alboran Basin (westernmost Mediterranean)

open access: yes, 2022
We present the results of our analysis of the seismogenic and tsunamigenic structure of the Alboran Basin (westernmost Mediterranean). In particular, we upload two different types of files: 1) the 3D model of a fault plane and 2) the results of the ...
Basili, Roberto   +3 more
core   +1 more source

2022年1月8日青海门源MS6.9地震序列重定位和震源机制解研究

open access: yesDizhen xuebao, 2022
2022年1月8日青海省海北州门源县发生MS6.9地震,震后产生了长约22 km的地表破裂带,青海、甘肃和宁夏等多地震感强烈。本文基于区域地震台网资料,通过多阶段定位方法对门源MS6.9地震早期序列(2022年1月8日至12日)进行了重定位,并利用gCAP方法反演了主震和MS≥3.4余震的震源机制和震源矩心深度,计算了现今应力场体系在门源MS6.9地震震源机制两个节面产生的相对剪应力和正应力。结果表明:门源MS6.9地震的初始破裂深度为7.8 km,震源矩心深度为4 km ...
Yingcai Xu, Xiangyun Guo, Lili Feng
doaj   +1 more source

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