Fig. 5.
Kinetic behavior of Zn/Mn2O3 cells. a Comparison of CV scanning at 0.1 mV s−1 and b the cycling performance of MMO-3.2 electrodes with and without MnSO4 additive in ZnSO4 aqueous electrolyte at about C/3 and 1C, respectively. c CV curves at different scan rates of 0.1, 0.2, 0.4, 0.8 and 1.0 mV s−1. d Logi versus logv plots at specific peak currents. e Illustration of charge/discharge process for Zn/Mn2O3 aqueous rechargeable battery