2023
Observation of Support-Dependent Water Oxidation Kinetics on Molecularly-Derived Heterogeneous Ir-Oxide Catalysts
Zhang H, Liu T, Dulock N, William B, Wang Y, Chen B, Wikar H, Wang D, Brudvig G, Wang D, Waegele M. Observation of Support-Dependent Water Oxidation Kinetics on Molecularly-Derived Heterogeneous Ir-Oxide Catalysts. ECS Meeting Abstracts 2023, MA2023-01: 2154-2154. DOI: 10.1149/ma2023-01372154mtgabs.Peer-Reviewed Original ResearchWater oxidation activityIndium tin oxideActive siteHeterogeneous catalystsOxidation activityHeterogeneous water oxidation catalysisHigh water oxidation activityMost heterogeneous catalystsWater oxidation catalysisWater oxidation catalystsWater oxidation kineticsRate-determining stepOxidation catalysisCeO2 supportSurface chemistryOxidative chargeCatalyst influenceOxidation catalystMolecular structurePhotocatalytic activityCatalystElectronic structureDifferent oxidesTin oxideOxidation kineticsAtomically dispersed Ir catalysts exhibit support-dependent water oxidation kinetics during photocatalysis
Zhang H, Liu T, Dulock N, Williams B, Wang Y, Chen B, Wikar H, Wang D, Brudvig G, Wang D, Waegele M. Atomically dispersed Ir catalysts exhibit support-dependent water oxidation kinetics during photocatalysis. Chemical Science 2023, 14: 6601-6607. PMID: 37350819, PMCID: PMC10283500, DOI: 10.1039/d3sc00603d.Peer-Reviewed Original ResearchWater oxidation activityIndium tin oxideActive siteOxidation activityHeterogeneous water oxidation catalysisHigh water oxidation activityWater oxidation catalysisWater oxidation kineticsOxidation catalysisWater oxidationIr catalystHeterogeneous catalystsDistinct active sitesLight sensitizerPrototypical reactionReaction mechanismDifferent supportsElectron scavengerCatalystTin oxideOxidation kineticsHigh temperatureLow temperatureStudied rangeCatalysis
2022
Highly stable preferential carbon monoxide oxidation by dinuclear heterogeneous catalysts
Zhao Y, Dai S, Yang K, Cao S, Materna K, Lant H, Kao L, Feng X, Guo J, Brudvig G, Flytzani-Stephanopoulos M, Batista V, Pan X, Wang D. Highly stable preferential carbon monoxide oxidation by dinuclear heterogeneous catalysts. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 120: e2206850120. PMID: 36577066, PMCID: PMC9910598, DOI: 10.1073/pnas.2206850120.Peer-Reviewed Original Research
2021
Observation of a potential-dependent switch of water-oxidation mechanism on Co-oxide-based catalysts
Lang C, Li J, Yang K, Wang Y, He D, Thorne J, Croslow S, Dong Q, Zhao Y, Prostko G, Brudvig G, Batista V, Waegele M, Wang D. Observation of a potential-dependent switch of water-oxidation mechanism on Co-oxide-based catalysts. Chem 2021, 7: 2101-2117. DOI: 10.1016/j.chempr.2021.03.015.Peer-Reviewed Original ResearchWater oxidation mechanismWater oxidation reactionWater nucleophilic attack mechanismCo-based catalystsO bond formationNucleophilic attack mechanismKey elementary stepsHeterogeneous catalystsSalt electrolyteElectrode potentialApplied potentialBond formationLow driving forceO couplingElementary stepsMechanistic switchCatalystHigh driving forceDriving forceReactionAttack mechanismWater activityElectrolyteHereinPotential
2011
Anodic deposition of a robust iridium-based water-oxidation catalyst from organometallic precursors
Blakemore J, Schley N, Olack G, Incarvito C, Brudvig G, Crabtree R. Anodic deposition of a robust iridium-based water-oxidation catalyst from organometallic precursors. Chemical Science 2011, 2: 94-98. DOI: 10.1039/c0sc00418a.Peer-Reviewed Original ResearchWater oxidation catalystsOrganometallic precursorsAnodic depositionRobust water oxidation catalystsLight-driven oxidationInorganic heterogeneous catalystsArtificial photosynthesisWater oxidationCatalyst materialsHeterogeneous catalystsFour-electronAqueous solutionCatalystPhotosystem IIOxidationPrecursorsSustainable sourceElectrodepositionIridiumDepositionMaterialsComplexesReactionOxygenAqua