793125.fig.003a
(a)
793125.fig.003b
(b)
793125.fig.003c
(c)
793125.fig.003d
(d)
Figure 3: (a)–(d) SEM images of Au nanoparticles synthesized by polyol method with the use of HAuCl4 (Precursor) and PVP (Capping agent) in respective to self-assembly of the pure as-prepared Au nanoparticles.