光学学报, 2017, 37 (10): 1006005, 网络出版: 2018-09-07
基于偏芯熔接光纤的应力与折射率传感器 
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Strain and Refractive Index Sensor Based on Core-Offset Splicing Fibers
图 & 表
图 1. 光纤传感器结构及光信号传输示意图(偏移量:dco=6 μm、SMF1长度:L=4 cm)
Fig. 1. Structure of optical fiber sensor and optical signal transmission(offset: dco=6 μm,SMF1 length: L=4 cm)
图 2. 光纤应力及折射率传感测试系统示意图
Fig. 2. Experimental setup for strain and refractive index measurement
图 3. (a) SMF1消光比与纤芯偏移量的关系;(b) FSR与1/L的关系
Fig. 3. (a) Relationship between extinction ratio and SMF1 core-offset; (b) relationship between free spectral range and 1/L
图 4. 光纤传感器近红外透射光谱(dco=6 μm,L=4 cm)
Fig. 4. Near infrared transmission spectrum of optical fiber sensor (dco=6 μm, L=4 cm)
图 5. (a)光纤传感器应力透射光谱;(b)特征波长干涉谷与应力的关系
Fig. 5. (a) Strain transmission spectrum of optical fiber sensor;(b) relationship between interference dips of characteristic wavelength and strain
王旗, 邹辉, 韦玮. 基于偏芯熔接光纤的应力与折射率传感器[J]. 光学学报, 2017, 37(10): 1006005. Qi Wang, Hui Zou, Wei Wei. Strain and Refractive Index Sensor Based on Core-Offset Splicing Fibers[J]. Acta Optica Sinica, 2017, 37(10): 1006005.
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