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基于波形相似性的单台地震目录校正

open access: yesDizhen xuebao, 2022
本文基于波形相似性提出了一种适用于地震序列中单台事件目录校正的方法。以福建仙游地震序列为研究对象,应用双差地震定位(HypoDD)算法对多台事件进行重定位,依据记录波形相似性将仙游地震序列事件划分为161个事件丛集,以多台事件重定位目录为参考,对单台事件目录进行校正。结果表明,本方法能够有效地实现单台事件目录的合理校正,有助于提升地震序列目录的完整性和地震目录的实用性。以HypoDD重定位目录为参考的校正目录可用于地震参数计算。分析校正后的仙游地震序列目录认为 ...
Hongcai Zhang   +7 more
doaj   +1 more source

A comparative study of collective relocation projects for poverty alleviation and earthquake reconstruction in rural China in terms of social integration

open access: yesJournal of Asian Architecture and Building Engineering, 2023
Considering the inherent laws and logical relationships between disasters and poverty, the combination of poverty alleviation relocation (PAR) and earthquake reconstruction relocation (ERR) is valuable both theoretically and practically.
Wen Hu, Michio Ubaura
doaj   +1 more source

Double-difference Relocation of the Aftershocks of the Tecomán, Colima, Mexico Earthquake of 22 January 2003 [PDF]

open access: yes, 2010
On 22 January 2003, the M_w = 7.6 Tecomán earthquake struck offshore of the state of Colima, Mexico, near the diffuse triple junction between the Cocos, Rivera, and North American plates. Three-hundred and fifty aftershocks of the Tecomán earthquake with
Andrews, Vanessa   +3 more
core   +1 more source

Governing community relocation after major disasters: An analysis of three different approaches and its outcomes in Asia

open access: yesProgress in Disaster Science, 2020
Over the past decade, post-disaster recovery efforts have increasingly aimed to relocate communities, with the idea that well-designed plans and implementation will lead to increased resilience.
Kanako Iuchi, John Mutter
doaj   +1 more source

Major California faults are smooth across multiple scales at seismogenic depth

open access: yesSeismica, 2023
Surface traces of earthquake faults are complex and segmented on multiple scales. At seismogenic depth the detailed geometry of faults and earthquake rupture is mainly constrained by earthquake locations.
Anthony Lomax, Pierre Henry
doaj   +1 more source

Relocation of Eastern Taiwan Earthquakes and Tectonic Implications

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2004
We relocated 6,173 shallow earthquakes and determined focal mechanism solutions of thirty-three M(subscript L)≥5.0 events in the eastern Taiwan region (bounded by 22.7°N, 120.8°E; 24.5°N, 121.5°E; 24.3°N, 122.3°E and 22.5°N, 121.6°E) in order to investigate their tectonic implications.
Kuochen, Hao   +4 more
openaire   +2 more sources

Constraints on fault and lithosphere rheology from the coseismic slip and postseismic afterslip of the 2006 M_w 7.0 Mozambique earthquake [PDF]

open access: yes, 2012
The 2006 M_w 7.0 Mozambique (Machaze) normal-faulting earthquake ruptured an unusually steeply dipping fault plane (~75°). The amount of slip in the earthquake decreased from depths of ~10 km toward the surface, and this shallow slip deficit was at least
Bergman, Eric   +2 more
core   +1 more source

Relocation of clustered earthquakes in the Groningen gas field [PDF]

open access: yesNetherlands Journal of Geosciences, 2017
AbstractPrevious locations of earthquakes induced by depletion of the Groningen gas field were not accurate enough to infer which faults in the reservoir are reactivated. A multiplet analysis is performed to identify clusters of earthquakes that have similar waveforms, representing repeating rupture on the same or nearby faults.
Jagt, Lisanne   +2 more
openaire   +2 more sources

Seismicity in colombian llanos foothills: Characterization, relocation and local seismic tomography

open access: yesBoletín de Ciencias de la Tierra, 2015
An earthquake relocation by seismic simultaneous inversion and double differences methods were done in the Colombian Llanos Foothills from 3º to 5ºN and from 73º to 75ºW.
Francisco Javier Muñoz-Burbano   +2 more
doaj   +1 more source

Evidence of Fluid Induced Earthquake Swarms From High Resolution Earthquake Relocation in the Main Ethiopian Rift

open access: yesGeochemistry, Geophysics, Geosystems, 2023
AbstractFluid overpressure and fluid migration are known to be able to trigger or induce fault slip. However, relatively little is known about the role of fluids on generating earthquakes in some of the major continental rifts. To address this, we investigate the interaction between fluids and faults in the Main Ethiopian Rift (MER) using a large ...
Raggiunti, Martina   +3 more
openaire   +6 more sources

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