389505.fig.006a
(a)
389505.fig.006b
(b)
389505.fig.006c
(c)
Figure 6: Cyclic voltammograms recorded on (a) PtNP/Nb-TiO2 and (b) ETEK PtNP/C electrodes in 0.1 M HClO4 solution at room temperature during ADT. (c) ECSAs as a function of cycling numbers on PtNP/Nb-TiO2 and ETEK PtNP/C electrodes.