It was observed that with increasing scan rate, the oxidation peak current density for Mn 3 O 4 -CeO 2 had an increasing trend until the scan rate of 70 mV/s, and from this scan rate onwards, the current density decreased.
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Fabrication of Mn<sub>3</sub>O<sub>4</sub>-CeO<sub>2</sub>-rGO as Nanocatalyst for Electro-Oxidation of Methanol.
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