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Conferences > CLEO_QELS > 2019 > JTh2A > JTh2A.90

An FBG-based high-resolution temperature sensor through measuring the beat frequency of single-frequency ring fiber laser

Liangcheng Duan, Wei Shi, Haiwei Zhang, Xianchao Yang, Ying Lu, and Jianquan Yao

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Abstract

A high-resolution temperature sensor based on narrow-linewidth (<1 kHz) single-frequency ring fiber laser was investigated using optical heterodyne spectroscopy technology. Temperature resolution of ~5×10−3 °C was achieved in our experiment.

© 2019 The Author(s)

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