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Hydroxide ion dependent α-MnO<sub>2</sub> enhanced <i>via</i> oxygen vacancies as the negative electrode for high-performance supercapacitors
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Citations
62
References
2020
Year
Mutual ConversionNegative ElectrodeEngineeringChemistryChemical EngineeringHigh-performance SupercapacitorsEnergy Storage DeviceElectrical EngineeringBattery Electrode MaterialsOxide ElectronicsAdvanced Electrode MaterialEnergy StorageSupercapacitorEnergy Storage ProcessElectrochemistrySupercapacitorsHigh Specific CapacitanceElectrochemical Energy StorageBatteries
Oxygen vacancy-enhanced α-MnO<sub>2</sub> has a high specific capacitance of 736.3 F g<sup>−1</sup>. The energy storage process of MnO<sub>2</sub> as the anode is realized by the participation of OH<sup>−</sup> and the mutual conversion of Mn(<sc>ii</sc>), Mn(<sc>iii</sc>) and Mn(<sc>iv</sc>).
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