[HTML][HTML] 基于高分辨率钻孔应变仪的地震应变波观测研究进展

娄家墅, 田家勇 - 地球物理学进展, 2022 - dzkx.org
由于具有高灵敏度, 观测频带宽, 长期稳定性等优点, 高分辨率钻孔应变仪日益成为当今地学界
开展地壳长期形变观测的主流观测仪器之一, 并逐渐应用到地震和火山事件等引起的高频地震 …

Sources of long‐range anthropogenic noise in Southern California and implications for tectonic tremor detection

A Inbal, T Cristea‐Platon… - Bulletin of the …, 2018 - pubs.geoscienceworld.org
We study anthropogenic noise sources seen on seismic recordings along the central section
of the San Jacinto fault near Anza, southern California. The strongest signals are caused by …

[HTML][HTML] 用应变地震观测求解震源矩张量的基本原理

邱泽华, 唐磊, 赵树贤, 郭燕平 - 地球物理学报, 2020 - html.rhhz.net
震源机制解, 即对地震矩张量的推断, 对于地震研究具有至关重要的意义. 应变地震观测是张量
观测, 与摆式地震仪的位移矢量观测不同, 可以为地震研究提供新的数据源. 本文讨论用应变地震 …

Seismicity rate changes in the Salton Sea Geothermal Field and the San Jacinto Fault Zone after the 2010 Mw 7.2 El Mayor-Cucapah earthquake

X Meng, Z Peng - Geophysical Journal International, 2014 - academic.oup.com
Whether static or dynamic stress changes play the most important role in triggering
earthquakes in the near field is still in debate. Here, we examine the seismicity rate changes …

Pre-earthquake anomaly extraction from borehole strain data based on machine learning

C Chi, C Li, Y Han, Z Yu, X Li, D Zhang - Scientific Reports, 2023 - nature.com
Borehole strain monitoring plays a critical role in earthquake precursor research. With the
accumulation of observation data, traditional data processing methods struggle to handle …

Dynamic strains for earthquake source characterization

AJ Barbour, BW Crowell - Seismological Research …, 2017 - pubs.geoscienceworld.org
Strainmeters measure elastodynamic deformation associated with earthquakes over a broad
frequency band, with detection characteristics that complement traditional instrumentation …

Deciphering aseismic deformation along submarine fault branches below the eastern Sea of Marmara (Turkey): Insights from seismicity, strainmeter, and GNSS data

V Durand, A Gualandi, S Ergintav, G Kwiatek… - Earth and Planetary …, 2022 - Elsevier
The recently observed slow transients in the Sea of Marmara are important to quantify the
seismic hazard and risk for the greater Istanbul metropolitan region. In this study, we analyze …

Characteristics of frequent dynamic triggering of microearthquakes in Southern California

W Fan, AJ Barbour, ES Cochran… - Journal of Geophysical …, 2021 - Wiley Online Library
Dynamic triggering of earthquakes has been reported at various fault systems. The triggered
earthquakes are thought to be caused either directly by dynamic stress changes due to the …

Comparing direct observation of strain, rotation, and displacement with array estimates at Piñon Flat Observatory, California

S Donner, CJ Lin, C Hadziioannou… - Seismological …, 2017 - pubs.geoscienceworld.org
The unique instrument setting at the Piñon Flat Observatory in California is used to
simultaneously measure 10 out of the 12 components, completely describing the seismic …

Alternative source models of very low frequency events

J Gomberg, DC Agnew… - Journal of Geophysical …, 2016 - Wiley Online Library
We present alternative source models for very low frequency (VLF) events, previously
inferred to be radiation from individual slow earthquakes that partly fill the period range …