906592.fig.005a
(a)
906592.fig.005b
(b)
906592.fig.005c
(c)
906592.fig.005d
(d)
Figure 5: (a) SEM micrographs of gold nanoparticles. (b) SEM micrographs of silver nanoparticles. (c) EDX spectrum of gold nanoparticles. (d) EDX spectrum of silver nanoparticles.