Dual-Polarization Fiber Laser Ultrasound Hydrophone

Di Liu; Yizhi Liang; Long Jin; Bai-Ou Guan

doi:10.1364/APOS.2016.Th4A.9

Asia Pacific Optical Sensors Conference
OSA Technical Digest (online) (Optica Publishing Group, 2016),
paper Th4A.9
•https://doi.org/10.1364/APOS.2016.Th4A.9

Dual-Polarization Fiber Laser Ultrasound Hydrophone

Di Liu, Yizhi Liang, Long Jin, and Bai-Ou Guan

Asia-Pacific Optical Sensors Conference 2016

Shanghai China
11–14 October 2016
ISBN: 978-0-9600380-5-3

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Poster Session II (Th4A)

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D. Liu, Y. Liang, L. Jin, and B. Guan, "Dual-Polarization Fiber Laser Ultrasound Hydrophone," in Asia Pacific Optical Sensors Conference, OSA Technical Digest (online) (Optica Publishing Group, 2016), paper Th4A.9.

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Abstract

A highly-sensitive fiber optic ultrasound hydrophone is fabricated by coating a dual-polarization fiber laser with epoxy resin. It presents broad working bandwidth and a detection limit of 31 Pa at 200 kHz. Its capability of ultrasound imaging is also demonstrated.

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