Fiber Bragg Grating based Acoustic Sensing with Interferometric Interrogation

Bhargab Das; Anand Prakash Narayan; Umesh Tiwari

doi:10.1364/photonics.2014.m4a.17

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JOURNAL ARTICLE

Fiber Bragg Grating based Acoustic Sensing with Interferometric Interrogation

Bhargab Das Anand Prakash Narayan Umesh Tiwari

Year: 2014 Pages: M4A.17-M4A.17

DOI: 10.1364/photonics.2014.m4a.17

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Abstract

We report our experimental studies on sensing of acoustic signal based on interferometric interrogation. Acoustical signals up to a frequency of 1 kHz has been detected using a fiber Bragg grating and a Mach-Zehnder interferometer.

Keywords:

Fiber Bragg grating Interferometry Optics PHOSFOS Interrogation Fiber optic sensor Mach–Zehnder interferometer Materials science Optical fiber SIGNAL (programming language) Polarization-maintaining optical fiber Physics Computer science

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Advanced Fiber Optic Sensors

Physical Sciences → Engineering → Electrical and Electronic Engineering

Photonic and Optical Devices

Physical Sciences → Engineering → Electrical and Electronic Engineering

Advanced MEMS and NEMS Technologies

Physical Sciences → Engineering → Electrical and Electronic Engineering

Fiber Bragg Grating based Acoustic Sensing with Interferometric Interrogation

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