414108.fig.002a
(a)
414108.fig.002b
(b)
Figure 2: Plots of the potential as a function of l o g [ 𝑖 / ( 𝑖 𝑙 𝑖 ) ] as calculated from the oxygen reduction kinetic data for the PC electrodes. Oxygen-saturated KOH electrolyte. Constant ionic strength maintained by dilution with 1 M KCl.