Figure 8

(A) SWVs of NiO–Pt–H/B,1,10,P,1,10,PDNiPF6/CPE containing different concentrations of cysteamine–serotonin in µM (from inner to outer): 4.0 + 10.0; 9.0 + 25.0; 15.0 + 45.0; 30.0 + 60.0 and 50.0 + 90.0, respectively. Insets: Plots of Ip vs. (B) cysteamine and (C) serotonin concentrations.