Results 61 to 70 of about 483,661 (253)

Relative relocation of earthquakes without a predefined velocity model: an example from a peculiar seismic cluster on Katla volcano's south-flank (Iceland) [PDF]

open access: yes, 2016
Relative relocation methods are commonly used to precisely relocate earthquake clusters consisting of similar waveforms. Repeating waveforms are often recorded at volcanoes, where, however, the crust structure is expected to contain strong ...
Einarsson, Páll   +3 more
core   +2 more sources

The October 14, 1908 MW 6.6 earthquake in the Barents and Kara sea region of the Arctic: Relocation based on instrumental data

open access: yesPolar Science, 2019
A magnitude Mw (ISC) = 6.6 earthquake on October 14, 1908 in the Barents-Kara Sea region was the strongest in this region for the entire observation period.
A. Morozov   +2 more
semanticscholar   +1 more source

Source parameters and rupture characteristics of the M6.2 Jishishan earthquake in Gansu Province on December 18, 2023

open access: yes地震科学进展
At 23:59 on December 18, 2023 (Beijing time), a M6.2 earthquake occurred in the Gansu Province of Jishishan. The Institute of Geophysics,China Earthquake Administration initiated the response mechanism after this earthquake and organized geophysics ...
Xiangyun Guo   +7 more
doaj   +1 more source

Seismic Response to Injection Well Stimulation in a High-Temperature, High-Permeability Reservoir [PDF]

open access: yes, 2019
Fluid injection into the Earth's crust can induce seismic events that cause damage to local infrastructure but also offer valuable insight into seismogenesis.
Chet Hopp   +9 more
core   +2 more sources

Loss of homeland: a qualitative study of the changes in perception of relocated Sichuan earthquake survivors with posttraumatic stress disorder

open access: yesBMC Psychiatry, 2020
Background This research aims to explore the life experiences of relocated earthquake survivors with PTSD and develop a conceptual framework for understanding their life experiences. Method Interviews were conducted with twenty-three participants.
Zhengjia Ren, Junwei Guo, Chunsong Yang
doaj   +1 more source

长宁—兴文地区应力降等震源参数与区域内显著地震的时空关系

open access: yesDizhen xuebao, 2023
基于中国地震台网提供的震相观测报告,利用双差方法对长宁—兴文地区2019—2020年1 948个ML≥2.0地震事件进行了重定位,重定位后的1823个ML≥2.0地震事件分布显示长宁—兴文地区北区地震序列沿NW—SE方向背斜展布,而南区地震分布较分散。之后计算了四川长宁—兴文地区2019年6月17日至2020年12月31日208个ML≥3.0地震事件的地震矩和应力降等震源参数,分析了2019年6月17日长宁MS6.0地震后研究区内地震应力降的演化特征,结果显示长宁—兴文地区中强地震发生前ML3.0—3 ...
Xinjun He   +3 more
doaj   +1 more source

The Wister Mud Pot Lineament: Southeastward Extension or Abandoned Strand of the San Andreas Fault? [PDF]

open access: yes, 2008
We present the results of a survey of mud pots in the Wister Unit of the Imperial Wildlife Area. Thirty-three mud pots, pot clusters, or related geothermal vents (hundreds of pots in all) were identified, and most were found to cluster along a northwest ...
Hudnut, Kenneth W., Lynch, David K.
core   +1 more source

Fracture‐Mesh Faulting in the Swarm‐Like 2020 Maacama Sequence Revealed by High‐Precision Earthquake Detection, Location, and Focal Mechanisms

open access: yesGeophysical Research Letters, 2023
In August of 2020, an earthquake sequence initiated within the Maacama fault zone in northern California, raising questions about its relationship with the larger‐scale fault.
David R. Shelly   +2 more
doaj   +1 more source

Identification of active faults in West Java, Indonesia, based on earthquake hypocenter determination, relocation, and focal mechanism analysis

open access: yesGeoscience Letters, 2018
We determined earthquake locations through re-picking of P- and S-wave arrival times recorded by BMKG network. Earthquake locations were determined using Hypoellipse code that employs a single event determination method.
P. Supendi   +4 more
semanticscholar   +1 more source

Tectonic implications on the 2018 Hualien Earthquake

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2019
The 2018 Hualien earthquake occurred at the junction of the deformed continental crust of Eurasian plate and the Heping sea basin, where a northeast trending seismic belt exists.
Strong Wen   +4 more
doaj   +1 more source

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