826832.fig.006a
(a)
826832.fig.006b
(b)
Figure 6: CV curves of graphite (gray), GO (red), and RGOSb (blue) at scan rate 500 mV/s and 1000 cycles (a) and comparison of CV curves recorded for RGOSb at 5 mV/s and 100 cycles in two potential ranges (b).