Phase and morphology engineering of porous cobalt–copper sulfide as a bifunctional oxygen electrode for rechargeable Zn–air batteries
Linzhou Zhuang, Haolan Tao, Fang Xu, Cheng Lian, Honglai Liu, Keyu Wang, Jiankun Li, Wei Zhou, Zhi Xu, Zongping Shao, Zhonghua Zhu
Abstract
Porous Co 2 Cu 1 –S is developed into a promising bifunctional oxygen electrocatalyst via active-site electronic structure and morphology engineering. When applied as a cathode in Zn–air battery, it exhibits a high specific capacity and robust stability.
Topics & Concepts
BifunctionalElectrocatalystBattery (electricity)Oxygen evolutionCathodeClark electrodeMaterials scienceElectrodeCobalt sulfideCobaltChemical engineeringCopperOxygenPorosityInorganic chemistryChemistryMetallurgyElectrochemistryCatalysisComposite materialElectrolyteOrganic chemistryPhysical chemistryQuantum mechanicsPhysicsPower (physics)EngineeringElectrocatalysts for Energy ConversionAdvanced battery technologies researchSupercapacitor Materials and Fabrication