Figure 1

Presents (a) the cross section and the dimension of the sensor final structure, (b) the geometry of the unclad fiber deposited with Au NPs, (c) the core, Au NPs layer, analytic layer, and PML materials, and (d) the mesh of the sensor.
Presents (a) the cross section and the dimension of the sensor final structure, (b) the geometry of the unclad fiber deposited with Au NPs, (c) the core, Au NPs layer, analytic layer, and PML materials, and (d) the mesh of the sensor.