Design of Novel Metal Nanostructures for Broadband Solar Energy Conversion

Figure 4

Snapshot of field near the gold-silver core-shell: (a) Au NS of radius 50 nm at 535 nm, (b) Au NS of radius 50 nm with Ag shell of thickness 5 nm at 535 nm, and (c) Au NS of radius 50 nm with Ag shell of thickness 5 nm at 435 nm.

(a)

(b)

(c)