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Conferences > ACPC > 2015 > ASu2A > ASu2A.39

Highly sensitive twist sensor based on CO2-laser-induced long period grating in few mode fibers

Yuan-Hua Feng, Yang Ran, Li-Peng Sun, and Zhaohui Li

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Abstract

We experimentally demonstrate highly sensitive torsion sensor in few mode fiber long period grating written with CO2 laser method. Experiment shows the sensitivity is 0.5286 nm/(rad/m) with good linearity in a large twist range.

© 2015 Optical Society of America

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