Atomically dispersed Co in a cross-channel hierarchical carbon-based electrocatalyst for high-performance oxygen reduction in Zn–air batteries
Liuhua Li, Xiangjian Liu, Jinming Wang, Rui Liu, Yarong Liu, Changli Wang, Wenxiu Yang, Xiao Feng, Bo Wang
Abstract
Rational design of the 3D cross-channel hierarchical structure and defect-modified atomic Co–N 4 sites for CoSA@NPC can effectively achieve the construction of high-density triple-phase interfaces and high intrinsic active sites for the ORR.
Topics & Concepts
ElectrocatalystOxygen reductionMaterials scienceReduction (mathematics)Rational designPhase (matter)Oxygen reduction reactionCarbon fibersOxygenChannel (broadcasting)Chemical engineeringNanotechnologyComputer scienceChemistryElectrodeEngineeringElectrochemistryComputer networkComposite materialComposite numberPhysical chemistryOrganic chemistryGeometryMathematicsElectrocatalysts for Energy ConversionAdvanced battery technologies researchFuel Cells and Related Materials