Results 1 to 10 of about 74 (43)

Responses to the Preparation of the 2021 M7.4 Madoi Earthquake in the Lithosphere–Atmosphere–Ionosphere System

open access: yesAtmosphere, 2023
The purpose of this work is to investigate the responses of multiple parameters to the Madoi earthquake preparation. A new method is employed to extract anomalies in a geomagnetic field.
Weiyu Ma, Ma Weiyu, Yue Chong
exaly   +4 more sources

Finite element simulation of stress change for the MS7.4 Madoi earthquake and implications for regional seismic hazards

open access: yesEarthquake Research Advances, 2022
On May 22, 2021, the MS 7.4 earthquake occurred in Madoi County, Qinghai Province; it was another strong event that occurred within the Bayan Har block after the Dari MS 7.7 earthquake in 1947.
Yujiang Li, Lingyun Ji, Liangyu Zhu
exaly   +4 more sources

Coseismic surface rupture characteristics and earthquake damage analysis of the eastern end of the 2021 MS 7.4 Madoi (Qinghai) earthquake

open access: yesEarthquake Research Advances, 2022
At 02:04 on May 22, 2021, an MS 7.4 earthquake occurred in Madoi County in Qinghai Province, China. This earthquake is the largest seismic event in China since the 2008 MS 8.0 Wenchuan earthquake.
Yanbo Zhang, Yueren Xu, Wenqiao Li
exaly   +4 more sources

Pre-seismic multi-parameters variations before Yangbi and Madoi earthquakes on May 21, 2021

open access: yesNatural Hazards Research, 2023
On May 21, a Ms6.4 earthquake occurred in Yangbi, Yunnan Province. Less than 5 ​h later, on May 21, follows a Ms7.4 earthquake in Madoi, Qinghai Province. In this study, multiple parameters are studied from CSES-01 satellite and GNSS.
Hengxin Lu, Qiao Tan, Jianping Huang
exaly   +4 more sources

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   +2 more
exaly   +4 more sources

Pronounced Changes in Thermal Signals Associated with the Madoi (China) M 7.3 Earthquake from Passive Microwave and Infrared Satellite Data

open access: yesRemote Sensing, 2022
Thermal variations in surface and atmosphere observed from multiple satellites prior to strong earthquakes have been widely reported ever since seismic thermal anomalies were discovered three decades ago.
Feng Jing   +2 more
exaly   +5 more sources

Application of Model-Based Time Series Prediction of Infrared Long-Wave Radiation Data for Exploring the Precursory Patterns Associated with the 2021 Madoi Earthquake

open access: yesRemote Sensing, 2023
Taking the Madoi MS 7.4 earthquake of 21 May 2021 as an example, this paper proposes using time series prediction models to predict the outgoing long-wave radiation (OLR) anomalies and study short-term pre-earthquake signals.
Ning Mao, Dimitar Ouzounov, Mao Ning
exaly   +4 more sources

High-resolution structure-from-motion models covering 160 km-long surface ruptures of the 2021 MW 7.4 Madoi earthquake in northern Qinghai-Tibetan Plateau

open access: yesEarthquake Research Advances, 2022
The 22 May 2021 MW 7.4 Madoi, Qinghai, China earthquake presented a rare opportunity to apply the modern unmanned aerial vehicle (UAV) photography method in extreme altitude and weather conditions to image surface ruptures and near-field effects of ...
Jing Liu-Zeng, Hongwei Tu
exaly   +4 more sources

A case-based reasoning method of recognizing liquefaction pits induced by 2021 MW 7.3 Madoi earthquake

open access: yesEarthquake Research Advances, 2023
Earthquake-triggered liquefaction deformation could lead to severe infrastructure damage and associated casualties and property damage. At present, there are few studies on the rapid extraction of liquefaction pits based on high-resolution satellite ...
Peng Liang, Yueren Xu, Wenqiao Li
exaly   +4 more sources

Variation of Thermal Infrared Brightness Temperature Anomalies in the Madoi Earthquake and Associated Earthquakes in the Qinghai-Tibetan Plateau (China) [PDF]

open access: yesFrontiers in Earth Science, 2022
We processed MODIS data received from ground receiving stations into the spatial range of the Qinghai-Tibetan Plateau (China) and the eastern margin of the plateau, and then 283 K was set as the threshold value to remove the area covered by clouds.
Xing Yang   +8 more
doaj   +4 more sources

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