Development of high-sensitivity fiber loop ringdown micro air-gap strain sensor

Maheshwar Ghimire; Chuji Wang

doi:10.1364/SENSORS.2017.SeW1E.4

Advanced Photonics 2017 (IPR, NOMA, Sensors, Networks, SPPCom, PS)
OSA Technical Digest (online) (Optica Publishing Group, 2017),
paper SeW1E.4
•https://doi.org/10.1364/SENSORS.2017.SeW1E.4

Development of high-sensitivity fiber loop ringdown micro air-gap strain sensor

Maheshwar Ghimire and Chuji Wang

Optical Sensors 2017

New Orleans, Louisiana United States
24–27 July 2017
ISBN: 978-1-943580-30-9

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Optical Fiber Sensors I (SeW1E)

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M. Ghimire and C. Wang, "Development of high-sensitivity fiber loop ringdown micro air-gap strain sensor," in Advanced Photonics 2017 (IPR, NOMA, Sensors, Networks, SPPCom, PS), OSA Technical Digest (online) (Optica Publishing Group, 2017), paper SeW1E.4.

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Abstract

We present a new method of developing a fiber loop ringdown strain sensor using a micro air-gap in the sensor head and evaluate theoretically the static strain detection limit to be a few nanometers.

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