Figure 9.
Linear sweep voltammograms of pure carbon powder (grey), Mn3O4/C (black), Mn5O8/C (red) and α-Mn2O3/C (blue) electrodes; electrolyte: 1 M LiTFSI/DMSO, cathodic scan direction, ν = 50 mV/s, ω = 200 rpm.
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