Seismic arrival-time picking on distributed acoustic sensing data using semi-supervised learning

W Zhu, E Biondi, J Li, J Yin, ZE Ross, Z Zhan - Nature Communications, 2023 - nature.com
Abstract Distributed Acoustic Sensing (DAS) is an emerging technology for earthquake
monitoring and subsurface imaging. However, its distinct characteristics, such as unknown …

Seismological applications of downhole distributed acoustic sensing

A Lellouch - Distributed Acoustic Sensing in Borehole …, 2024 - Wiley Online Library
Whereas the analysis of earthquakes recorded over surface fibers is relatively common,
downhole fibers have so far been scarcely utilized for earthquake seismology studies. In this …

Detection of earthquake infragravity and tsunami waves with underwater distributed acoustic sensing

H Xiao, ZJ Spica, J Li, Z Zhan - Geophysical Research Letters, 2024 - Wiley Online Library
Abstract Underwater Distributed Acoustic Sensing (DAS) utilizes optical fiber as a
continuous sensor array. It enables high‐resolution data collection over long distances and …

The global DAS month of february 2023

A Wuestefeld, ZJ Spica, K Aderhold… - Seismological …, 2024 - pubs.geoscienceworld.org
During February 2023, a total of 32 individual distributed acoustic sensing (DAS) systems
acted jointly as a global seismic monitoring network. The aim of this Global DAS Month …

Photonic Seismology: A New Decade of Distributed Acoustic Sensing in Geophysics from 2012 to 2023

F Cheng - Surveys in Geophysics, 2024 - Springer
This paper delivers an in-depth bibliometric analysis of distributed acoustic sensing (DAS)
research within the realm of geophysics, covering the period from 2012 to 2023 and drawing …

Assessing the Expansion of Ground‐Motion Sensing Capability in Smart Cities via Internet Fiber‐Optic Infrastructure

S Anderson, E Cunningham… - Seismological …, 2024 - pubs.geoscienceworld.org
Monitoring ground motion in smart cities can improve the public safety by providing critical
insights on natural and anthropogenic hazards, for example, earthquakes, landslides …

Toward a metadata standard for distributed acoustic sensing (DAS) data collection

VH Lai, KM Hodgkinson… - Seismological …, 2024 - pubs.geoscienceworld.org
With increasing geophysical applications using distributed acoustic sensing (DAS)
technology, there is a need to implement a metadata standard specifically for DAS to …

DAS with telecommunication fibre-optic cable in urban areas can record storm-induced seismic noise

J Shen, T Zhu - Geophysical Journal International, 2023 - academic.oup.com
Extreme weather events threaten life and property in populated areas. Timely and precise
weather event monitoring and risk assessment are critical, but can be hampered by limited …

Thousand‐kilometer DAS array reveals an uncatalogued magnitude‐5 dynamically triggered event after the 2023 Turkey earthquake

Q Zhai, Z Zhan, JA Chavarria - Journal of Geophysical …, 2024 - Wiley Online Library
Large earthquakes can trigger smaller seismic events, even at significant distances. The
process of earthquake triggering offers valuable insights into the evolution of local stress …

Monitoring underwater volcano degassing using fiber-optic sensing

C Caudron, Y Miao, ZJ Spica, C Wollin, C Haberland… - Scientific reports, 2024 - nature.com
Continuous monitoring of volcanic gas emissions is crucial for understanding volcanic
activity and potential eruptions. However, emissions of volcanic gases underwater are …