Optical Communication Technology, Volume. 48, Issue 1, 13(2024)

Sensitization and demodulation system of MZ optical fiber strain sensor based on parallel vernier effect

WANG Tingting1, KE Wei2, and WANG Xiuting1
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(11)

    [1] [1] LIAO Y C, LIU B, LIU J, et al. High temperature (up to 950 ℃) sensor based on micro taper in-line fiber Mach–Zehnder interferometer (invited)[J]. Applied Sciences, 2019, 9(12): 2394-1-2394-11.

    [2] [2] GENG Y, LI X, TAN X, et al. Compact and ultrasensitive temperature sensor with a fully liquid-filled photonic crystal fiber Mach-Zehnder interferometer[J]. IEEE Sensors Journal, 2014, 14: 167-170.

    [6] [6] XIA F, ZHAO Y. RI sensing system with high sensitivity and large measurement range using a microfiber MZI and a photonic crystal fiber MZI[J]. Measurement, 2020, 156: 107603-1-107630-8.

    [7] [7] XU S, CHEN H, FENG W. Fiber-optic curvature and temperature sensor based on the lateral offset spliced SMF-FCF-SMF interference structure[J]. Optics & Laser Technology, 2021, 141: 107174-1-107174-7.

    [9] [9] WANG H, MENG H, XIONG R, et al. Simultaneous measurement of refractive index and temperature based on asymmetric structures modal interference[J]. Optics Communications, 2016, 364: 191-194 .

    [10] [10] TALATAISONG W, WANG D, CHITAREE R, et al. Fiber in-line Mach-Zehnder interferometer based on an inner air-cavity for high-pressure sensing[J]. Optic Letters, 2015, 40: 1220-1222.

    [11] [11] LIAO H, LU P, FU X, et al. Sensitivity amplification of fiber-optic in-line Mach–Zehnder interferometer sensors with modified vernier-effect[J]. Optic Express, 2017, 25(22): 26898-26909.

    [12] [12] WANG Z, HUANG L, LIU C, et al. Sensitivity-enhanced fiber temperature sensor based on vernier effect and dual in-line Mach-Zehnder interferometers[J]. IEEE Sensors Journal, 2019, 19(18): 7983-7987.

    [13] [13] ZHU H, YUE Y, WANG Y, et al. High-sensitivity optical sensors based on cascaded reflective MZIs and microring resonators[J]. Optic Express, 2017, 25: 28612-28618.

    [14] [14] QUAN M, TIAN J, YAO Y. Ultra-high sensitivity Fabry-Perot interferometer gas refractive index fiber sensor based on photonic crystal fiber and vernier effect[J]. Optic Letters, 2015, 40: 4891-4894.

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    WANG Tingting, KE Wei, WANG Xiuting. Sensitization and demodulation system of MZ optical fiber strain sensor based on parallel vernier effect[J]. Optical Communication Technology, 2024, 48(1): 13

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    Paper Information

    Received: Oct. 30, 2023

    Accepted: --

    Published Online: Jun. 20, 2024

    The Author Email:

    DOI:10.13921/j.cnki.issn1002-5561.2024.01.003

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