Enhanced Strain Measurement Sensitivity with Gold Nanoparticle-Doped Distributed Optical Fibre Sensing

Table 1

Light enhancement comparison with different methods.

Method	Light enhancement (dB)	References
Ultraviolet laser exposure	20	Loranger et al. [24]
Ultraviolet laser exposure	37	Parent et al. [26]
Ultrafast laser exposure	>40	Yan et al. [35]
Gold NP-doped optical fibre sensing	64	Wang et al. [30]
Calcium-based NP-doped optical fibre sensing	25.9–44.9	Fuertes et al. [29]
Magnesium oxide NP-doped optical fibre sensing	>50	Molardi et al. [36]
Magnesium oxide NP-doped optical fibre sensing	48.9	Tosi et al. [27]