Highly sensitive and compact fiber optic ultrasound sensor

Liuyang Yang; Fang Fang; Liangye Li; Dongchen Xu; Qizhen Sun

doi:10.1364/cleo_at.2021.ath1s.1

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Highly sensitive and compact fiber optic ultrasound sensor

Liuyang Yang Fang Fang Liangye Li Dongchen Xu Qizhen Sun

Year: 2021 Journal: Conference on Lasers and Electro-Optics Vol: 54 Pages: ATh1S.1-ATh1S.1

DOI: 10.1364/cleo_at.2021.ath1s.1

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Abstract

A highly sensitive and compact fiber optic ultrasound sensor based on a composite sensing film is demonstrated. Assisted with the coherent demodulation, a NEP of 0.46kPa and the bandwidth of 20MHz are successfully achieved.

Keywords:

Demodulation Fiber optic sensor Optical fiber Materials science Bandwidth (computing) Ultrasound Optoelectronics Optics Interferometry Computer science Acoustics Telecommunications Physics

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Topics

Photoacoustic and Ultrasonic Imaging

Physical Sciences → Engineering → Biomedical Engineering

Advanced Fiber Optic Sensors

Physical Sciences → Engineering → Electrical and Electronic Engineering

Ultrasonics and Acoustic Wave Propagation

Physical Sciences → Engineering → Mechanics of Materials

Highly sensitive and compact fiber optic ultrasound sensor

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