Deposition of Gold Nanoparticles via Galvanic Replacement in DMSO and Their Influence on Formation of Silicon Nanostructures

Figure 3

SEM image of the Si surface covered with gold deposited from a solution of 4 mM H[AuCl₄] by the GR method in DMSO at 50°C for 0.5 min (a), 1 min (b), and 4 min (c), and the size distribution histograms of AuNPs (d).

(a)

(b)

(c)

(d)