923208.fig.006a
(a)
923208.fig.006b
(b)
Figure 6: (a) Cyclic voltammograms for LbL films from (PANI-PA/CG)6 in 0.1 mol L−1 HCl solution in the presence of DA at concentrations ranging from 0.01 mmol L−1 to 0.23 mmol L−1 (from bottom to top). (b) The dependence of peak current ( ) on the DA concentration. Scan rate: 50 mV s−1.