Fano-like resonance in optical fiber | Journal of the European Optical Society-Rapid Publications

EOSAM 2025

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Table 1

RI sensors based on FBGs.

	Detection Limit (RIU)	Ref
FBG and etch-eroded fiber Fabry-Pérot interferometer	1.4 × 10⁻⁵	[96]
Thinned fiber Bragg gratings	10⁻⁴	[97]
Dual Fabry-Perot FBG	10⁻⁵	[98]
End-face of a glass fiber connected to FBG	10⁻³	[99]
In this Work (Fano-FBG)	6 × 10⁻⁴

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