Acta Photonica Sinica, Volume. 50, Issue 1, 75(2021)
Multi-parameter Sensor Based on Waist-enlarged Taper with Double Cladding Fiber Cascade LPFG
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Table 1. Comparison of the sensitivity of different sensors
View tableView in ArticleTable 1. Comparison of the sensitivity of different sensors
Parameter
characteristics
First experiment sensitivity Second experiment sensitivity Third experiment sensitivity Linearity Relative uncertainty Repeatability Temperature dip1 60.07 pm/℃ 59.91 pm/℃ 59.65 pm/℃ 4.77% 0.88% 0.35% dip2 6.47 pm/℃ 6.31 pm/℃ 6.13 pm/℃ 8.38% 6.69% 2.70% dip3 103.83 pm/℃ 104.01 pm/℃ 103.15 pm/℃ 14.67% 1.09% 0.44% RI dip1 -56.64 nm/RIU -56.75 nm/RIU -56.68 nm/RIU 5.77% 0.24% 0.10% dip2 34.02 nm/RIU 34.04 nm/RIU 34.15 nm/RIU 3.50% 0.51% 0.21% dip3 -214.84 nm/RIU -215.28 nm/RIU -215.22 nm/RIU 6.67% 0.28% 0.11% Axial strain dip1 -2.14 pm/με -2.05 pm/με -2.17 pm/με 5.07% 7.31% 2.95% dip2 -3.61 pm/με -3.59 pm/με -3.68 pm/με 6.36% 3.23% 1.30% dip3 -2.59 pm/με -2.58 pm/με -2.61 pm/με 9.50% 1.46% 0.59%
Table 2. Comparison of the sensitivity of different sensors
View tableView in ArticleTable 2. Comparison of the sensitivity of different sensors
Fiber sensor Temperature/(pm·℃-1) RI/(nm·RIU-1) Axial strain/(pm·με-1) Ref.[ 11 ]32 92.037 0.9 Ref.[ 12 ]91.1 96.04 1.3 Ref.[ 13 ]34.82 116.5 5.77 This paper 103.83 214.84 3.61
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Xinghu FU, Shuming HUANG, Dongshu LI, Yufan WANG, Guangwei FU, Wa JIN, Weihong BI. Multi-parameter Sensor Based on Waist-enlarged Taper with Double Cladding Fiber Cascade LPFG[J]. Acta Photonica Sinica, 2021, 50(1): 75
Paper Information
Category: Fiber Optics and Optical Communications
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Published Online: Mar. 12, 2021
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