Modeling of Optical Nanoantennas

Figure 9

Light intensity as a function of incident wavelength for bowtie aperture nanoantenna different excitations. 𝐸_𝑥 polarization in (a) and 𝐸_𝑦 polarization in (b) at tip radius 30 nm, gap 20 nm, antenna length 240 nm, and flare angle 60°.

(a)

(b)