Ultra-High resolution strain sensing by phase-sensitive interrogation of a passive fiber Bragg resonator

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Date

2005

Authors

Gray, Malcolm
Chow, Jong
Littler, Ian C M
McClelland, David

Journal Title

Journal ISSN

Volume Title

Publisher

SPIE - The International Society for Optical Engineering

Abstract

We demonstrate and compare two similar pico-strain sensing techniques by laser frequency locking to a passive Bragg grating Fabry-Perot resonator. One technique uses auxiliary phase modulation while the other employs current modulation of the diode laser

Description

Keywords

Keywords: Fabry-Perot interferometers; Fiber Bragg gratings; Laser applications; Optical resolving power; Optical resonators; Phase modulation; Fiber Bragg grating resonator; Frequency locking; Laser source; Strain sensing; Fiber optic sensors Fiber Bragg grating resonator; Frequency locking; Modulation; Strain sensing

Citation

URI

http://hdl.handle.net/1885/84100

Collections

ANU Research Publications

Source

Proceedings of SPIE 17th International Conference on Optical Fibre Sensors

Type

Conference paper

Book Title

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License Rights

DOI

10.1117/12.623272

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