Can anyone suggest me why is the plateau region appears between charging curve and discharging curve at lower current values?

For the nanocomposite MnO2-Cuo-SrO2, I have done GCD in 1M KOH electrolyte between 1-16 A/g specific currents. but between charging and discharging curve a flat region appears for lower current...

18 June 2023 9,872 2 View