researcher Sensor structure Diameter (µm) Refractive index range Sensitivity (nm/RIU) Reference
Yong Zhao et al. SMF-MMF-SMF 40 1.33- 1.4 286.2 [17]
Min shao et al. SMF-TF-MMF-SMF 90 1.33- 1.42 148.27 [19]
Haifeng DU et al.
SMF-PCF-SMF
112 91 1.33- 1.38 1.33- 1.38 211.53 359.37 [7] [7]
Saif A. et al. SMF-CF-SMF 60 1.33- 1.38 340.85 [20]
This work
SMF-CLF-SMF
100 50 1.33- 1.38 1.33- 1.38 382 1012