Experimental Verification of Ir 5d Orbital States and Atomic Structures in Highly Active Amorphous Iridium Oxide Catalysts
Kwon G, Chang S, Heo J, Lee K, Kim J, Cho B, Koo T, Kim B, Kim C, Lee J, Bak S, Beyer K, Zhong H, Koch R, Hwang S, Utschig L, Huang X, Hu G, Brudvig G, Tiede D, Kim J. Experimental Verification of Ir 5d Orbital States and Atomic Structures in Highly Active Amorphous Iridium Oxide Catalysts. ACS Catalysis 2021, 11: 10084-10094. DOI: 10.1021/acscatal.1c00818.Peer-Reviewed Original ResearchResonant inelastic x-ray scatteringOxygen evolution reactionIridium oxide catalystsAtomic structureOrbital statesOxide catalystsInelastic x-ray scatteringEV energy lossIr L3 edgeHigh-energy excitationsDensity functional theory calculationsRefined atomic structureCharge transfer kineticsDistribution function measurementsPDF measurementsFunctional theory calculationsDirect experimental verificationRIXS profileInterband transitionsOrbital excitationsCatalytic reactivityL3 edgePair distribution function measurementsIrOx filmsX-ray scattering