Topographical and compositional engineering of core–shell Ni@Pt ORR electro-catalysts
Gerard M. Leteba, David R. G. Mitchell, Pieter Levecque, Eric van Steen, Candace Lang
Abstract
SHE). This is attributed to the enclosure of Ni atoms by a thick Pt shell, thus limiting Ni dissolution from the alloy structures. The novel synthetic strategy presented here results in a high yield of Ni@Pt NPs which show excellent electro-catalytic activity and useful durability.
Topics & Concepts
ElectrochemistryCatalysisMaterials scienceAlloyNanoparticleTransmission electron microscopyChemical engineeringDissolutionScanning electron microscopeElectrodeYield (engineering)Limiting currentNanotechnologyMetallurgyChemistryComposite materialPhysical chemistryEngineeringBiochemistryElectrocatalysts for Energy ConversionElectrochemical Analysis and ApplicationsQuantum Dots Synthesis And Properties