Non-noble electrocatalysts discovered by scaling relations of Gibbs-free energies of key oxygen adsorbates in water oxidation
Jihyeon Park, Sinwoo Kang, Jaeyoung Lee
Abstract
AI designs Fe 8.7 Ni 91.3 catalysts for OER in alkaline media. Forty million different empirical equations including OER descriptors were scored for evaluation by AI. The best-scored equation among them provided the minimum overpotential as e − 1 .
Topics & Concepts
OverpotentialOxygen evolutionScalingGibbs free energyKey (lock)CatalysisThermodynamicsNoble metalMaterials scienceChemistryComputer scienceMathematicsPhysical chemistryPhysicsElectrodeElectrochemistryGeometryBiochemistryComputer securityElectrocatalysts for Energy ConversionFuel Cells and Related MaterialsElectrochemical Analysis and Applications