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Laser & Optoelectronics Progress, Volume. 59, Issue 17, 1700005(2022)

Research Progress of All-Fiber Optic Micro-Current Sensor

Jianhua Wu1,2, Xiaofeng Zhang1, Liang Chen1、*, Cheng Peng1,3, and Benxiang Wu1
Author Affiliations
  • 1College of Electrical Engineering, Naval University of Engineering, Wuhan 430033, Hubei , China
  • 2No. 92853 Troops, Huludao 125106, Liaoning , China
  • 3College of Information and Communication, National University of Defense Technology, Wuhan 430033, Hubei , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
    Equations (11)
    References (70)
    Cited By (3)
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    Figures & Tables(9)
    Schematic diagram of Faraday effect[13]

    Fig. 1. Schematic diagram of Faraday effect[13]

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    Schematic diagram of AFOCS with polarized structure［16］

    Fig. 2. Schematic diagram of AFOCS with polarized structure［16］

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    Schematic diagram of AFOCS with annular Sagnac interferometric structure[25]

    Fig. 3. Schematic diagram of AFOCS with annular Sagnac interferometric structure[25]

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    Schematic diagram of AFOCS with reflective Sagnac interference structure[5]

    Fig. 4. Schematic diagram of AFOCS with reflective Sagnac interference structure[5]

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    Principle and structure of solenoid sensor ring［33］. (a) Solenoid equivalence principle; (b) sensing ring structure with solenoid equivalent

    Fig. 5. Principle and structure of solenoid sensor ring［33］. (a) Solenoid equivalence principle; (b) sensing ring structure with solenoid equivalent

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    Re-entry optical structure with mirror[39]

    Fig. 6. Re-entry optical structure with mirror[39]

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    Re-entry optical structure with optical switch[40]

    Fig. 7. Re-entry optical structure with optical switch[40]

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    Helical structure sensing fiber loop[43]

    Fig. 8. Helical structure sensing fiber loop[43]

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    • Table 1. Verdet constant values of different materials[42]

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      Table 1. Verdet constant values of different materials[42]

      NameFormVerdet constant /（rad·T-1·m-1）Refractive indexAttenuation /（dB·cm-1）
      Fused silicaFiber0.54 @1523 nm1.44 @1550 nm5.0×10-6@1-1.5 μm
      65%-terbium doped silicateFiber32.1 @1053 nm0.024@1310 nm
      Yttrium iron garnet（Y3Fe5O12）Bulk380 @780 nm2.15 @1550 nm6.6 @780 nm
      Kigre M18Bulk22.4 @1064 nm1.67 @1064 nm0.022@1064 nm
      DD2Fiber8.6 @1550 nm2.2 @1550 nmN/A
      Schott SH59Fiber3.3×10-5@633 nm1.94 @633 nm4.665×10-2@633 nm
      Schott F7Fiber1.1×10-5@633 nm1.62 @633 nm4.7×10-3@633 nm
      MolTech MOS10Bulk26@1060 nm1.74 @587.5 nm4.34×10-3@1060 nm
      XOAT MR4Bulk37.2@1064 nm1.75 @656.3 nm8.7×10-3@1064 nm
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    Jianhua Wu, Xiaofeng Zhang, Liang Chen, Cheng Peng, Benxiang Wu. Research Progress of All-Fiber Optic Micro-Current Sensor[J]. Laser & Optoelectronics Progress, 2022, 59(17): 1700005

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    Paper Information

    Category: Reviews

    Received: Dec. 6, 2021

    Accepted: Dec. 28, 2021

    Published Online: Aug. 22, 2022

    The Author Email: Liang Chen (15038513@alu.hdu.edu.cn)

    DOI:10.3788/LOP202259.1700005

    Topics

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