Synthesis of Dendritic Silver Nanoparticles and Their Applications as SERS Substrates

Figure 1

The SEM micrograph of Ag nanostructures deposited in 0.5 mM Ag₂SO₄ at different potentials: (a) 0 V, (b) −0.1 V, and (c) −0.25 V.

(a)

(b)

(c)