Optics and Precision Engineering, Volume. 29, Issue 10, 2316(2021)
Research progress of gas absorption spectrum detection technology based on photonic crystal fiber
Figures & Tables(5)
Fig. 1. Schematic diagram of core， cladding pore structure and distribution of PCF
Table 1. Comparison of optical properties of PCF with different structures
View tableView in ArticleTable 1. Comparison of optical properties of PCF with different structures
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 ~1.14×10-3 1.5 ［ 19 ］多孔微结构 42.27 ~4.78×10-6 1.33 ［ 20 ］双环孔 13.94 2.74×10-4 1.5 ［ 22 ］环形孔 9.33 6.8×10-4 1.5 ［ 23 ］悬挂圆环 27.58 ~1.77×10-8 1.33 ［ 24 ］微结构空气孔+螺旋环包层 57.61 7.53×10-3 1.33 ［ 25 ］55.1 7.23×10-3 1.33 ［ 26 ］72.04 - 1.33 ［ 27 ］准晶体结构 64.69 4.38×10-6 1.55 ［ 28 ］矩形堆栈 48.26 1.26×10-5 1.33 ［ 29 ］三角分布纤芯 91.7 - 1.567 ［ 31 ］空芯圆孔带隙型 86 - 1.65 ［ 32 ］96.57 - 1.55 ［ 33 ］椭圆孔阵列 53.07 3.21×10-6 1.33 ［ 34 ］空芯高折射环 5.09 1.25 1.5 ［ 35 ］13.23 3.77×10-6 1.33 ［ 36 ］
Table 2. Performance comparison of surface absorption PCF gas sensors
View tableView in ArticleTable 2. Performance comparison of surface absorption PCF gas sensors
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/10-6 0.5~2.5 % ［ 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/lL ［ 43 ］空芯Bragg光纤 甲烷 26×10-6 0~0.5 % ［ 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/MPa 0~10 MPa ［ 46 ］PCF-Bragg光栅及银膜 氨气 17.3 nW/10-6 0~400×10-6 ［ 47 ］复合式结构 级联光纤 硫化氢 7.3 pm/10-6 0~30×10-6 ［ 49 ］石墨烯涂覆PCF锥 ~0.04 nm/10-6 0~60×10-6 ［ 50 ］~0.03 nm/10-6 0~45×10-6 ［ 51 ］8.5 pm/10-6 0~80×10-6 ［ 52 ］毛细管+PCF 空气 30 899 nm/RIU 1.002 77~1.003 72 ［ 53 ］
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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
Paper Information
Category: Modern Applied Optics
Received: Jan. 10, 2021
Accepted: --
Published Online: Nov. 23, 2021
The Author Email: LI Jin (lijin@ise.neu.edu.cn)
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