Wenlin ZHANG, Kun LIU, Junfeng JIANG, Tianhua XU, Shuang WANG, Zhao ZHANG, Jianying JING, Jinying MA, Tiegen LIU. Tungsten Disulfide Modified Tapered Fiber Optic Surface Plasmon Resonance Sensor with Enhanced Sensitivity[J]. Acta Photonica Sinica, 2022, 51(3): 0306002
- Acta Photonica Sinica
- Vol. 51, Issue 3, 0306002 (2022)
Fig. 1. The schematic configuration of tapered fiber SPR sensor
Fig. 2. Simulation results of the dielectric constants of WS2
Fig. 3. The influence of the tapering ratio on the multimode fiber SPR sensor sensitivity
Fig. 4. The influence of the WS2 on the tapered fiber WS2-Au SPR sensor sensitivity
Fig. 5. The manufacturing process of tapered fiber WS2-Au SPR sensor
Fig. 6. The micrographs of the sensor
Fig. 7. Experimental measurement system and tapered fiber WS2-Au SPR sensor
Fig. 8. The transmission spectrum of sensors
Fig. 9. The RI linear fitting curve of fiber optic SPR sensor without and with taper
Fig. 10. The characteristic of the tapered fiber Au-WS2 SPR sensor
Fig. 11. The characteristic of the tapered fiber WS2-Au SPR sensor
Fig. 12. The characteristic of fiber optic SPR sensors with four different structures
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Table 1. Comparison of sensors with different structures
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