• Optics and Precision Engineering
  • Vol. 29, Issue 10, 2316 (2021)
Jin LI1,2,3,*, Hao YAN1, and Jie MENG1
Author Affiliations
  • 1College of Information Science and Engineering, Northeastern University, Shenyang089, China
  • 2State Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun130033, China
  • 3Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao066004, China
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    DOI: 10.37188/OPE.2021.0021 Cite this Article
    Jin LI, Hao YAN, Jie MENG. Research progress of gas absorption spectrum detection technology based on photonic crystal fiber[J]. Optics and Precision Engineering, 2021, 29(10): 2316 Copy Citation Text show less
    Schematic diagram of core, cladding pore structure and distribution of PCF
    Fig. 1. Schematic diagram of core, cladding pore structure and distribution of PCF
    Different PCF structures for gas surface absorption
    Fig. 2. Different PCF structures for gas surface absorption
    PCF structures for long-path gas detection technology
    Fig. 3. PCF structures for long-path gas detection technology
    纤芯结构相对灵敏度/%限制损耗/(dB·m-1中心波长/μm参考文献
    单气孔76~1.14×10-31.519
    多孔微结构42.27~4.78×10-61.3320
    双环孔13.942.74×10-41.522
    环形孔9.336.8×10-41.523
    悬挂圆环27.58~1.77×10-81.3324
    微结构空气孔+螺旋环包层57.617.53×10-31.3325
    55.17.23×10-31.3326
    72.04-1.3327
    准晶体结构64.694.38×10-61.5528
    矩形堆栈48.261.26×10-51.3329
    三角分布纤芯91.7-1.56731
    空芯圆孔带隙型86-1.6532
    96.57-1.5533
    椭圆孔阵列53.073.21×10-61.3334
    空芯高折射环5.091.251.535
    13.233.77×10-61.3336
    Table 1. Comparison of optical properties of PCF with different structures
    光纤种类及结构测量气体灵敏度/分辨率工作范围参考文献
    微结构光纤端面反射型无熔接对准耦合乙炔0.02 %0~0.5 %37
    甲烷-5%38
    单端熔接反射VOCs~10-10~10-7 mol-40
    乙醇~10-2 pm/10-60.5~2.5 %41
    甲醇丙酮0.2~1.6 %
    氢气0.25 nm/%0~5 %42
    光栅波长调制型PCF纤芯刻蚀FBG型甲烷14.6 %0~200 mol/lL43
    空芯Bragg光纤甲烷26×10-60~0.5 %44
    PCF-Bragg光栅+反射FBG乙炔0.022 dB/%0~10 %45
    PCF刻蚀LPG气压1.68 nm/MPa0~10 MPa46
    PCF-Bragg光栅及银膜氨气17.3 nW/10-60~400×10-647
    复合式结构级联光纤硫化氢7.3 pm/10-60~30×10-649
    石墨烯涂覆PCF锥~0.04 nm/10-60~60×10-650
    ~0.03 nm/10-60~45×10-651
    8.5 pm/10-60~80×10-652
    毛细管+PCF空气30 899 nm/RIU1.002 77~1.003 7253
    Table 2. Performance comparison of surface absorption PCF gas sensors
    Jin LI, Hao YAN, Jie MENG. Research progress of gas absorption spectrum detection technology based on photonic crystal fiber[J]. Optics and Precision Engineering, 2021, 29(10): 2316
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