Hierarchical mesoporous N-doped carbon as an efficient ORR/OER bifunctional electrocatalyst for rechargeable zinc–air battery
Li Ping, Jinghong Wen, Yang Xiang, Meiqi Li, Yunxiu Zhao, Suna Wang, Jian-Min Dou, Yunwu Li, Huiyan Ma, Liqiang Xu
Abstract
Hierarchical mesoporous NDC-800 catalyst with rich N–C sites and defects exhibits ORR/OER bifunction activity and zinc–air battery properties over 20% Pt/C. DFT shows that N doping and defects have synergy, significantly improves performance.
Topics & Concepts
BifunctionalBattery (electricity)Mesoporous materialElectrocatalystZincDopingMaterials scienceCatalysisCarbon fibersChemical engineeringChemistryElectrodeMetallurgyElectrochemistryOptoelectronicsOrganic chemistryComposite materialPhysical chemistryEngineeringComposite numberPower (physics)Quantum mechanicsPhysicsElectrocatalysts for Energy ConversionAdvanced battery technologies researchAdvancements in Battery Materials