SERS Substrates by the Assembly of Silver Nanocubes: High-Throughput and Enhancement Reliability Considerations

Figure 5

Collection of SEM images of silver nanocube dimers, trimers, and tetramers on silicon formed by the electrophoresis deposition method. The scale bar size is 200 nm. Images (a), (d) and (g) show examples of nanocube clusters with face-to-face configuration.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)