Faulting structure above the Main Himalayan Thrust as shown by relocated aftershocks of the 2015 M(w)7.8 Gorkha, Nepal, earthquake
文献类型:期刊论文
作者 | Bai, L; Bai, L (Bai, Ling)2; Ritsema, J (Ritsema, Jeroen)1; Liu, HB (Liu, Hongbing)2; Mori, J (Mori, James)5; Zhang, TZ (Zhang, Tianzhong)4; Ishikawa, Y (Ishikawa, Yuzo)3; Li, GH (Li, Guohui)2 |
刊名 | GEOPHYSICAL RESEARCH LETTERS
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出版日期 | 2016 |
卷号 | 43期号:2页码:637-642 |
关键词 | Location Algorithm Seismic Network Collision Zone Southern Tibet Plate Beneath Seismotectonics Kathmandu Geometry Alos-2 Waves |
DOI | 10.1002/2015GL066473 |
文献子类 | Article |
英文摘要 | The 25 April 2015, M(w)7.8 Gorkha, Nepal, earthquake ruptured a shallow section of the Indian-Eurasian plate boundary by reverse faulting with NNE-SSW compression, consistent with the direction of current Indian-Eurasian continental collision. The Gorkha main shock and aftershocks were recorded by permanent global and regional arrays and by a temporary local broadband array near the China-Nepal border deployed prior to the Gorkha main shock. We relocate 272 earthquakes with M-w > 3.5 by applying a multiscale double-difference earthquake relocation technique to arrival times of direct and depth phases recorded globally and locally. We determine a well-constrained depth of 18.5 km for the main shock hypocenter which places it on the Main Himalayan Thrust (MHT). Many of the aftershocks at shallower depths illuminate faulting structure in the hanging wall with dip angles that are steeper than the MHT. This system of thrust faults of the Lesser Himalaya may accommodate most of the elastic strain of the Himalayan orogeny. |
学科主题 | 地质学 |
语种 | 英语 |
WOS记录号 | WOS:000372056400019 |
源URL | [http://ir.itpcas.ac.cn/handle/131C11/7776] ![]() |
专题 | 青藏高原研究所_图书馆 |
通讯作者 | Bai, L |
作者单位 | 1.Univ Michigan, Dept Earth & Environm Sci, Ann Arbor, MI 48109 USA 2.Chinese Acad Sci, Inst Tibetan Plateau Res, Key Lab Continental Collis & Plateau Uplift, Beijing, Peoples R China 3.Natl Inst Adv Ind Sci & Technol, Tsukuba, Ibaraki, Japan 4.China Earthquake Adm, Inst Geophys, Beijing, Peoples R China 5.Kyoto Univ, Disaster Prevent Res Inst, Kyoto, Japan |
推荐引用方式 GB/T 7714 | Bai, L,Bai, L ,Ritsema, J ,et al. Faulting structure above the Main Himalayan Thrust as shown by relocated aftershocks of the 2015 M(w)7.8 Gorkha, Nepal, earthquake[J]. GEOPHYSICAL RESEARCH LETTERS,2016,43(2):637-642. |
APA | Bai, L.,Bai, L .,Ritsema, J .,Liu, HB .,Mori, J .,...&Li, GH .(2016).Faulting structure above the Main Himalayan Thrust as shown by relocated aftershocks of the 2015 M(w)7.8 Gorkha, Nepal, earthquake.GEOPHYSICAL RESEARCH LETTERS,43(2),637-642. |
MLA | Bai, L,et al."Faulting structure above the Main Himalayan Thrust as shown by relocated aftershocks of the 2015 M(w)7.8 Gorkha, Nepal, earthquake".GEOPHYSICAL RESEARCH LETTERS 43.2(2016):637-642. |
入库方式: OAI收割
来源:青藏高原研究所
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