22 May 2017 Fabry–Perot interferometer fiber tip sensor based on a glass microsphere glued at the etched end of multimode fiber
Weiping P. Chen, Dongning N. Wang, Ben Xu, Zhaokun K. Wang, Chun-Liu Zhao
Author Affiliations +
Abstract
We demonstrate an optical Fabry–Perot interferometer fiber tip sensor based on a glass microsphere glued at the etched end of a multimode fiber. The fiber device is miniature and robust, with a convenient reflection mode of operation, a high temperature sensitivity of 202.6  pm/°C within the range from 5°C to 90°C, a good refractive index sensitivity of 119  nm/RIU within the range from 1.331 to 1.38, and a gas pressure sensitivity of 0.19  dB/MPa.
© 2017 Society of Photo-Optical Instrumentation Engineers (SPIE) 0091-3286/2017/$25.00 © 2017 SPIE
Weiping P. Chen, Dongning N. Wang, Ben Xu, Zhaokun K. Wang, and Chun-Liu Zhao "Fabry–Perot interferometer fiber tip sensor based on a glass microsphere glued at the etched end of multimode fiber," Optical Engineering 56(5), 057107 (22 May 2017). https://doi.org/10.1117/1.OE.56.5.057107
Received: 24 March 2017; Accepted: 3 May 2017; Published: 22 May 2017
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CITATIONS
Cited by 6 scholarly publications.
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KEYWORDS
Fiber optics sensors

Glasses

Interferometers

Multimode fibers

Sensors

Refractive index

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