ZZ
Member Since 2008
Zhongwen Zhan
Professor of Geophysics, California Institute of Technology
AGU Research
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Imaging the Garlock Fault Zone With a Fiber: A Limited Damage Zone and Hidden Bimaterial Contrast
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
23 july 2024
James Atterholt, Yan Yang, Zhongwen Zhan, Weiqiang...

The structure of fault zones and the ruptures they host are inextricably linked. Fault zones are narrow, which has made imaging their structure at ...

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Characterizing South Pole Firn Structure With Fiber Optic Sensing
GEOPHYSICAL RESEARCH LETTERS
08 july 2024
Yan Yang, Richard C. Aster, Ettore Biondi, Martin ...

The firn layer covers 98% of Antarctica's ice sheets, protecting underlying glacial ice from the external environment. Accurate measurement of firn...

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Thousand‐Kilometer DAS Array Reveals an Uncatalogued Magnitude‐5 Dynamically Triggered Event After the 2023 Turkey Earthquake
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
02 march 2024
Qiushi Zhai, Zhongwen Zhan, Andres Chavarria

Large earthquakes can trigger smaller seismic events, even at significant distances. The process of earthquake triggering offers valuable insights ...

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Seismic Ocean Thermometry of the Kuroshio Extension Region
JOURNAL OF GEOPHYSICAL RESEARCH: OCEANS
24 february 2024
Shirui Peng, Jörn Callies, Wenbo Wu, Zhongwen Zhan

Seismic ocean thermometry uses sound waves generated by repeating earthquakes to measure temperature change in the deep ocean. In this study, waves...

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Fiber-optic Observations of Internal Waves and Tides
OCEAN SCIENCES 2024
physical oceanography: mesoscale and smaller | 20 february 2024
Ethan F. Williams, Arantza Ugalde, Hugo F. Martins...
Fiber-optic sensing methods like distributed acoustic sensing (DAS) and distributed temperature sensing (DTS) use changes in the intensity or phase of...
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Seismic ocean thermometry of the Kuroshio Extension region
OCEAN SCIENCES 2024
physical oceanography: mesoscale and larger | 20 february 2024
Shirui Peng, Jörn Callies, Wenbo Wu, Zhongwen Zhan
Seismic ocean thermometry uses sound waves generated by repeating earthquakes to measure temperature change in the deep ocean. In this study, waves ge...
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Detection of Earthquake Infragravity and Tsunami Waves With Underwater Distributed Acoustic Sensing
GEOPHYSICAL RESEARCH LETTERS
26 january 2024
Han Xiao, Zack Spica, Jiaxuan Li, Zhongwen Zhan

Underwater Distributed Acoustic Sensing (DAS) utilizes optical fiber as a continuous sensor array. It enables high‐resolution data collection...

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Fiber seismic tomography for volcano and basin imaging
INNOVATIONS AND APPLICATIONS IN FIBER-OPTIC SENSING IV ORAL
seismology | 15 december 2023
Ettore Biondi, Jiaxuan Li, Weiqiang Zhu, Zhongwen ...
Recently, distributed acoustic sensing (DAS) applications, deployed on dark telecommunication fiber-optical cables, are shifting from purely observati...
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