Fiber-optic seismology
NJ Lindsey, ER Martin - Annual Review of Earth and Planetary …, 2021 - annualreviews.org
Distributed acoustic sensing (DAS) is an emerging technology that repurposes a fiber-optic
cable as a dense array of strain sensors. This technology repeatedly pings a fiber with laser …
cable as a dense array of strain sensors. This technology repeatedly pings a fiber with laser …
Distributed acoustic sensing turns fiber‐optic cables into sensitive seismic antennas
Z Zhan - Seismological Research Letters, 2020 - pubs.geoscienceworld.org
Distributed acoustic sensing (DAS) is a new, relatively inexpensive technology that is rapidly
demonstrating its promise for recording earthquake waves and other seismic signals in a …
demonstrating its promise for recording earthquake waves and other seismic signals in a …
Seismic monitoring with distributed acoustic sensing from the near-surface to the deep oceans
MR Fernández-Ruiz, HF Martins… - Journal of Lightwave …, 2022 - opg.optica.org
Distributed acoustic sensing (DAS) delivers real-time observation ofphysical perturbations
such as vibrations or strain variations in conventional optical fibers with high sensitivity. The …
such as vibrations or strain variations in conventional optical fibers with high sensitivity. The …
Evaluating seismic beamforming capabilities of distributed acoustic sensing arrays
MPA van den Ende, JP Ampuero - Solid Earth, 2021 - se.copernicus.org
The versatility and cost efficiency of fibre-optic distributed acoustic sensing (DAS)
technologies facilitate geophysical monitoring in environments that were previously …
technologies facilitate geophysical monitoring in environments that were previously …
Sensing earth and environment dynamics by telecommunication fiber-optic sensors: An urban experiment in Pennsylvania USA
Continuous seismic monitoring of the Earth's near surface (top 100 meters), especially with
improving the resolution and extent of data both in space and time, would yield more …
improving the resolution and extent of data both in space and time, would yield more …
Surface seismics with DAS: An emerging alternative to modern point-sensor acquisition
Land seismic acquisition is moving toward “light and dense” geometries, with point receiver
systems believed to be an ultimate configuration of choice. Cableless land nodal systems …
systems believed to be an ultimate configuration of choice. Cableless land nodal systems …
[PDF][PDF] 分布式光纤声波传感器及其在天然地震学研究中的应用
张丽娜, 任亚玲, 林融冰, 宋政宏, 曾祥方 - 地球物理学进展, 2020 - progeophys.cn
摘要分布式光纤声波传感器(Distributed Acoustic sensing, DAs) 是近年来兴起的超密集地震
观测系统, 具有一系列观测密度高, 观测成本低, 耐受恶劣环境等优势, 在油气行业得到了广泛 …
观测系统, 具有一系列观测密度高, 观测成本低, 耐受恶劣环境等优势, 在油气行业得到了广泛 …
Distributed acoustic sensing for near-surface imaging using submarine telecommunication cable: A case study in the Trondheimsfjord, Norway
Distributed acoustic sensing (DAS) transforms submarine telecommunication cables into
densely sampled seismic receivers. To demonstrate DAS applications for seismic imaging …
densely sampled seismic receivers. To demonstrate DAS applications for seismic imaging …
Seismic velocity estimation using passive downhole distributed acoustic sensing records: Examples from the San Andreas fault observatory at depth
Structural imaging and event location require an accurate estimation of the seismic velocity.
However, active seismic surveys used to estimate it are expensive and time‐consuming …
However, active seismic surveys used to estimate it are expensive and time‐consuming …
Introduction to interferometry of fiber‐optic strain measurements
Distributed acoustic sensing (DAS) measures the average axial strain (strain rate) along a
subset of a fiber‐optic cable, as opposed to the particle displacement (velocity) at a …
subset of a fiber‐optic cable, as opposed to the particle displacement (velocity) at a …