Engineering Metal Nanostructure for SERS Application

Figure 1

Scanning electron microscopy (SEM) images of representative silver nanostructures: (A) nanobars, (B) truncated cubes, (C) cubes, and (D) wires, all at the same scale. Insets show TEM images of the nanowires. Reprinted with permission from [32]. Copyright 2007 American Chemical Society.