Bromide-Assisted Anisotropic Growth of Gold Nanoparticles as Substrates for Surface-Enhanced Raman Scattering

Figure 6

SEM images showing results from gold nanoparticle synthesis with variances in KBr concentrations. (a) 0.060 mM KBr, (b) 0.075 mM KBr, and (c) 0.090 mM KBr with inset of zoomed-in section.

(a)

(b)

(c)