619032.fig.003a
(a)
619032.fig.003b
(b)
619032.fig.003c
(c)
619032.fig.003d
(d)
Figure 3: Morphology of the Ag nanoparticles (a) TEM image and (b) HRTEM image, and the Pt nanoparticles (c) TEM image and (d) HRTEM image.