Modeling of Optical Nanoantennas

Figure 1

Simulation of gold dimer nanoantenna with FIT. (a) Schematic configuration of a gold dimer nanoantenna and its dielectric function 𝜀(𝜔). (b) Extinction coefficients for varying gaps as functions of incident wavelength. (c) The local field intensity enhancement factor (LFIEF) inside the gap (g) of gold dimer nanoantenna.

(a)

(b)

(c)