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. 2016 Feb 18;6:21310. doi: 10.1038/srep21310

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Cyclic voltammograms (CVs) at a scan rate of 10 mV/s for (a) Cu₂O and (b) CuO. (c) Chronoamperometry (CA) curves at a potential of 0.5 V (vs. SCE) for Cu₂O and CuO electrodes measured in 1 M KOH and (1M KOH + 0.5 M CH₃OH) electrolytes.