Optoelectronics Letters, Volume. 20, Issue 2, 70(2024)

Seawater temperature and salinity sensing based on in-fiber Michelson-Fabry-Perrot hybrid interferometer employing frequency domain decomposition method

Jiahui WANG1, Xian WEI2, Yan ZHU2, Yue SHEN2, Lipeng PANG3, and Shaoxiang DUAN1,4、*
Author Affiliations
  • 1Institute of Modern Optics, Tianjin Key Laboratory of Micro-scale Optical Information Science and Technology, Nankai University, Tianjin 300350, China
  • 2Foreign Cooperation Projects Department of PetroChina Dagang Oilfield Company, Tianjin 300280, China
  • 3The 58th Research Institute of China Electronics Technology Group Corporation, Wuxi 214035, China
  • 4Southern Marine Science and Engineering Guangdong Laboratory, Zhuhai 519000, China1
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    References(12)

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    [2] [2] XU M X, ZHANG X N, CHAI X, et al. Design of marine salinity sensor based on boron-doped diamond film electrode[J]. Journal of ocean technology, 2022, 41(02): 12-19.

    [3] [3] SHEN L, JIANG J F, WANG S, et al. Fiber laser salinity sensing based on micro-tubule[J]. Journal of optoelectronics ·laser, 2022, 33(01): 1-8. (in Chinese)

    [4] [4] WANG H, LIANG C, BAO X. Salinity concentration sensing based on a tapered dual-core as As2Se3-PMMA hybrid fiber[J]. IEEE photonics technology letters, 2021, 33(4): 181-184.

    [5] [5] SAMAVATI Z, SAMAVATI A, ISMAIL A, et al. Role of outer layer configuration on saline concentration sensitivity of optical fiber probe coated with ZnO/Ag nano-heterostructure[J]. Optics & laser technology, 2021, 136: 106722.

    [6] [6] ZHAO Y, ZHAO J, WANG X, et al. Femtosecond laser-inscribed fiber-optic sensor for seawater salinity and temperature measurements[J]. Sensors and actuators B: chemical, 2022, 353: 131134.

    [7] [7] ZHAO J, ZHAO Y, CAI L. Hybrid fiber-optic sensor for seawater temperature and salinity simultaneous measurements[J]. Journal of lightwave technology, 2022, 40(3): 880-886.

    [8] [8] WANG Y, TONG R, ZHAO K, et al. Optical fiber sensor based on SPR and MZI for seawater salinity and temperature measurement[J]. Optics & laser technology, 2023, 162: 109315.

    [9] [9] LI Z, LI L, ZHANG Y, et al. Highly-sensitive fiber-optic FP salinity sensor based on Vernier effect[J]. Optical fiber technology, 2022, 74: 103148.

    [10] [10] WANG L, GENG Y, LI X, et al. High-resolution optical fiber salinity sensor with self-referenced parallel Fabry-Perot fiber microcavity[J]. IEEE sensors journal, 2022, 23(1): 337-343.

    [11] [11] NIU H L, WANG W, SHEN J X, et al. Composite double-cavity fiber Fabry-Perot salinity sensor based on hollow core fiber[J]. Optical instruments, 2021, 43(3): 72-77.

    [12] [12] QUAN X, FRY E S. Empirical equation for the index of re-fraction of seawater[J]. Applied optics, 1995, 34(18): 3477-3480.

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    WANG Jiahui, WEI Xian, ZHU Yan, SHEN Yue, PANG Lipeng, DUAN Shaoxiang. Seawater temperature and salinity sensing based on in-fiber Michelson-Fabry-Perrot hybrid interferometer employing frequency domain decomposition method[J]. Optoelectronics Letters, 2024, 20(2): 70

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    Paper Information

    Received: Apr. 14, 2023

    Accepted: Jul. 20, 2023

    Published Online: Jul. 24, 2024

    The Author Email: Shaoxiang DUAN (sxduan@nankai.edu.cn)

    DOI:10.1007/s11801-024-3070-0

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