High performance DAS-based optical fiber hydrophone

作者：Hongjian Guan, Bing Han, Zewen Han, Wenyu Wang, Zengling Ran, Guofeng Yan, Yuan Gong, Yunjiang Rao · 年份：2020 · DOI：10.1364/acpc.2020.m4a.100 · 被引用次数：10 · 研究领域：Advanced Fiber Optic Sensors、Advanced Fiber Laser Technologies、Photonic and Optical Devices

A DAS-based optical fiber hydrophone is reported with greatly enhanced sensitivity and infrasonic frequency response. The average acoustic pressure sensitivity is -131.0 dB re rad/μPa in 1 Hz - 1024 Hz.