Estimating Moho basement and faults using gravity inversion in Yushu-earthquake area,China

查看全文 作　　者：Yang [1,2,3]Guangliang Shen [1,2]Chongyang Xuan [1,2]Songbai Tan [1,2]Hongbo Wang [1,2]Jian Sun [1,2]Shaoan

机构地区：[1]Key Laboratory of Earthquake Geodesy, Institute of Seismology, China Earthquake Administration, Wuhan 430071, China;[2]Crustal Movement Laboratory, Wuhan 430071, China;[3]Geodynamics Laboratory, College of Earth Sciences, Graduate University of Chinese Academy of Sciences, Beijing 100039, China

出　　处：《Geodesy and Geodynamics》索引2012年第3卷第2期,共6页

基　　金：supported by the Key Director Foundation Project,Institute of Seismology,CEA(IS200916004) 摘　　要：A gravity survey was conducted one month after the 2010 Yushu earthquake in the epicenter area.The cross-fault survey line was 500 km long,from Langqian county to Qingshuihe county,in a transition zone between Bayan Har block and Qiangtang block,in an area of high elevation,large undulating terrain,and complex geological features.An interpretation of the data was carried out together with other kinds of data,such as seismic exploration and magnetic exploration.The result shows that gravity is sensitive to fault boundary;the geologic structure of the region is complex at middle and upper depths,and the density profile reveals an eastward-pushing fault movement. 关键词：重力反演地震灾区故障玉树地下室莫霍面估计中国

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Estimating Moho basement and faults using gravity inversion in Yushu-earthquake area,China

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