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Laser & Optoelectronics Progress, Volume. 60, Issue 7, 0728003(2023)

Interferometric Optical Microfiber Magnetic Field Sensor Based on Magnetostrictive Rod

Lingyan Jia1,2, Lili Liang2、*, Fei Xie2, Zhida Wang2, Chen Wang2, Ao Wang2, Guoyu Li2, Yan Li2、**, and Mingsheng Liu1,2,3
Author Affiliations
  • 1School of Electronic and Information Engineering, Hebei University of Technology, Tianjin 300401, China
  • 2Hebei Key Laboratory of Optical Fiber Biosensing and Communication Devices, Institute of Information Technology, Handan University, Handan 056005, Hebei, China
  • 3Shijiazhuang Institute of Railway Technology, Shijiazhuang 050041, Hebei, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (5)
    Equations (4)
    References (21)
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    Figures & Tables(5)
    Optical fiber magnetic field sensor. (a) Experimental setup; (b) physical map

    Fig. 1. Optical fiber magnetic field sensor. (a) Experimental setup; (b) physical map

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    Microfiber interferometer. (a) Experimental setup; (b) micrograph; (c) SEM image of sensitive area

    Fig. 2. Microfiber interferometer. (a) Experimental setup; (b) micrograph; (c) SEM image of sensitive area

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    Experimental results. (a) Variation of interference spectrum with tensile length; (b) strain characteristics of microfiber interferometer; (c) stability of microfiber magnetic field sensor

    Fig. 3. Experimental results. (a) Variation of interference spectrum with tensile length; (b) strain characteristics of microfiber interferometer; (c) stability of microfiber magnetic field sensor

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    Experimental results. Variation of interference spectrum with magnetic field of (a) 3 mm TbDyFe rod and (b) 2 mm TbDyFe rod; variation of wavelength of dip1 with magnetic field of (c) 3 mm TbDyFe rod and (d) 2 mm TbDyFe rod

    Fig. 4. Experimental results. Variation of interference spectrum with magnetic field of (a) 3 mm TbDyFe rod and (b) 2 mm TbDyFe rod; variation of wavelength of dip1 with magnetic field of (c) 3 mm TbDyFe rod and (d) 2 mm TbDyFe rod

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    • Table 1. Magnetic field optical fiber sensor based on magnetostrictive material

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      Table 1. Magnetic field optical fiber sensor based on magnetostrictive material

      SchemeImageDetection range /mTSensitivity /（nm·mT-1）Reference
      Etched side circle of FBG0-501.08×10-3［16］
      EFFPI0-23.28.5473［17］
      FBG-FP cavity-0.1-0.15×10-4［19］
      FBG0-901.2×10-3［20］
      FBG50-652×10-3［21］
      Microfiber interferometer0-400.178Proposed
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    Lingyan Jia, Lili Liang, Fei Xie, Zhida Wang, Chen Wang, Ao Wang, Guoyu Li, Yan Li, Mingsheng Liu. Interferometric Optical Microfiber Magnetic Field Sensor Based on Magnetostrictive Rod[J]. Laser & Optoelectronics Progress, 2023, 60(7): 0728003

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Feb. 4, 2022

    Accepted: Mar. 29, 2022

    Published Online: May. 24, 2023

    The Author Email: Liang Lili (liangli070118@163.com), Li Yan (hdxy0310@163.com)

    DOI:10.3788/LOP220893

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology