Building the 3D seismic fault models for the 2021 MS6.4 Yunnan Yangbi earthquake:The potential role of pre-existing faults in generating unexpected moderate-strong earthquakes in southeast Xizang
Xiao Sun Jinyu Zhang Renqi Lu Wei Wang Peng Su Guanshen Liu Fang Xu
Building the 3D seismic fault models for the 2021 MS6.4 Yunnan Yangbi earthquake:The potential role of pre-existing faults in generating unexpected moderate-strong earthquakes in southeast Xizang
Building the 3D seismic fault models for the 2021 MS6.4 Yunnan Yangbi earthquake:The potential role of pre-existing faults in generating unexpected moderate-strong earthquakes in southeast Xizang
摘要
关键词
Yangbi earthquake/3D seismogenic fault model/relocated earthquakes/Weixi-Qiaohou-Weishan fault/seismic hazardKey words
Yangbi earthquake/3D seismogenic fault model/relocated earthquakes/Weixi-Qiaohou-Weishan fault/seismic hazard引用本文复制引用
Xiao Sun,Jinyu Zhang,Renqi Lu,Wei Wang,Peng Su,Guanshen Liu,Fang Xu..Building the 3D seismic fault models for the 2021 MS6.4 Yunnan Yangbi earthquake:The potential role of pre-existing faults in generating unexpected moderate-strong earthquakes in southeast Xizang[J].地震学报（英文版）,2025,38(3):172-186,15.基金项目
This study received financial support from the National Key R&D Program of China(No.2021YFC3000600),National Natural Science Foundation of China(No.41872206),and National Nonprofit Fundamental Research Grant of China,Institute of Geology,China,Earthquake Administration(No.IGCEA2010).We acknowledge data support from the Chinese National Earthquake Network Data Center(http://data.earthquake.cn) （No.2021YFC3000600）
a seismic mech-anism solution plug-in was provided by Harvard University,pre-existing fault traces by the Yunnan Geological Survey,and additional fault traces from the Institute of Geology,China Earthquake Administration.Relocated Yangbi earthquake catalogs were obtained from Yang T et al.(2022)and Zhou YJ et al.(2021)and focal mechanisms of the mainshock were obtained from the Institute of Geophysics,China Earthquake Administration(https://www.cea-igp.ac.cn/)as well as previous studies(Long F et al.,2021 （2022）
Yang T et al.,2022 （）
Li S et al.,2023).We are grateful to the Editor,Haijiang Zhang,and two anonymous reviewers for their significant comments and suggestions that improved the paper. （）
