Oxygen-vacancy-rich CoFe/CoFe2O4 embedded in N-doped hollow carbon spheres as a highly efficient bifunctional electrocatalyst for Zn–air batteries
Yohan Go, Kyeongseok Min, Hyelin An, Kyutae Kim, Sang Eun Shim, Sung‐Hyeon Baeck
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BifunctionalTafel equationOverpotentialOxygen evolutionElectrocatalystMaterials scienceOxygenChemical engineeringCarbonizationCarbon fibersSpinelAlloyNanotechnologyCatalysisChemistryElectrochemistryElectrodeMetallurgyComposite materialOrganic chemistryPhysical chemistryComposite numberEngineeringScanning electron microscopeElectrocatalysts for Energy ConversionAdvanced battery technologies researchFuel Cells and Related Materials