Atomically dispersed Fe–N–C decorated with Pt-alloy core–shell nanoparticles for improved activity and durability towards oxygen reduction
Xiang Ao, Wei Zhang, Bote Zhao, Yong Ding, Gyutae Nam, Luke Soule, Ali Abdelhafiz, Chundong Wang, Meilin Liu
Abstract
An efficient, stable, and cost-effective ORR catalyst composed of core–shell Pt-alloy and non-Pt-group-metal single atoms is reported for PEMFCs.
Topics & Concepts
DurabilityMaterials scienceAlloyNanoparticleShell (structure)Oxygen reductionCore (optical fiber)Oxygen reduction reactionChemical engineeringReduction (mathematics)MetallurgyNanotechnologyComposite materialChemistryEngineeringPhysical chemistryElectrochemistryGeometryMathematicsElectrodeElectrocatalysts for Energy ConversionFuel Cells and Related MaterialsSemiconductor materials and devices