DOI: | 10.1002/2016GL069516
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论文题名: | Can slip heterogeneity be linked to earthquake recurrence? |
作者: | Chen K.H.; Chen I.; Kim A.
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刊名: | Geophysical Research Letters
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ISSN: | 0094-8958
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EISSN: | 1944-8689
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出版年: | 2016
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卷: | 43, 期:13 | 起始页码: | 6916
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结束页码: | 6923
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语种: | 英语
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英文关键词: | asperity
; earthquake recurrence
; empirical Green's function
; moment rate inversion
; stress drop
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Scopus关键词: | Drops
; Geophysics
; Asperity
; Earthquake recurrence
; Empirical green's functions
; Large earthquakes
; Recurrence intervals
; Repeating earthquake
; Slip distribution
; Stress drop
; Earthquakes
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英文摘要: | The rupture process of two M4 repeating earthquake sequences in eastern Taiwan with contrasting recurrence behavior is investigated to demonstrate a link between slip heterogeneity and earthquake recurrence. The M3.6–3.8 quasiperiodic repeating earthquakes characterized by 3 years recurrence interval reveal overlapped slip concentrations. Inferred slip distribution for each event illustrates two asperities with peak slip of 47.7 cm and peak stress drop of 151.1 MPa. Under the influence of nearby M6.9 event, the M4.3–4.8 repeating earthquakes separated only by 6–87 min, however, reveal an aperiodic manner. There is a distinct rupture characteristic without overlap in the slip areas, suggesting that shortening of the recurrence interval by the nearby large earthquake may change the slip heterogeneity in a repeatedly ruptured asperity. We conclude that the inherent heterogeneity of stress and strength could influence the distribution of coseismic slip, which is strongly tied to the recurrence behavior. ©2016. American Geophysical Union. All Rights Reserved. |
URL: | https://www.scopus.com/inward/record.uri?eid=2-s2.0-84978924368&doi=10.1002%2f2016GL069516&partnerID=40&md5=1d19daf9a8b046cc3ed9e3aaed433a9f
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Citation statistics: |
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资源类型: | 期刊论文
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标识符: | http://119.78.100.158/handle/2HF3EXSE/9921
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Appears in Collections: | 科学计划与规划 气候变化与战略
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作者单位: | Department of Earth Sciences, National Taiwan Normal University, Taipei, Taiwan
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Recommended Citation: |
Chen K.H.,Chen I.,Kim A.. Can slip heterogeneity be linked to earthquake recurrence?[J]. Geophysical Research Letters,2016-01-01,43(13).
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