2018
Direct Interfacial Electron Transfer from High-Potential Porphyrins into Semiconductor Surfaces: A Comparison of Linkers and Anchoring Groups
Jiang J, Spies J, Swierk J, Matula A, Regan K, Romano N, Brennan B, Crabtree R, Batista V, Schmuttenmaer C, Brudvig G. Direct Interfacial Electron Transfer from High-Potential Porphyrins into Semiconductor Surfaces: A Comparison of Linkers and Anchoring Groups. The Journal Of Physical Chemistry C 2018, 122: 13529-13539. DOI: 10.1021/acs.jpcc.7b12405.Peer-Reviewed Original ResearchMetal oxide surfacesDirect interfacial electron transferTime-resolved terahertzInterfacial electron transferOxide surfaceSemiconductor surfacesPhotoelectrochemical stabilitySnO2 substratePhotoelectrochemical cellsInjection yieldTransient spectroscopySurfaceAqueous photoelectrochemical cellDye photosensitizerIET dynamicsTerahertzElectron transferSeries of linkersDirect contactSpectroscopyAbsorption spectroscopyTransferTransient absorption spectroscopyOverall length
2016
High-Potential Porphyrins Supported on SnO2 and TiO2 Surfaces for Photoelectrochemical Applications
Jiang J, Swierk J, Materna K, Hedström S, Lee S, Crabtree R, Schmuttenmaer C, Batista V, Brudvig G. High-Potential Porphyrins Supported on SnO2 and TiO2 Surfaces for Photoelectrochemical Applications. The Journal Of Physical Chemistry C 2016, 120: 28971-28982. DOI: 10.1021/acs.jpcc.6b10350.Peer-Reviewed Original ResearchMetal oxide surfacesTiO2 surfaceTerahertz measurementsPhotoelectrochemical applicationsWater-splitting dye-sensitized photoelectrochemical cellsPhotoelectrochemical cellsOxide surfaceSnO2WS-DSPECsInterfacial electron transferDye-sensitized photoelectrochemical cellsSurfaceHigh potentialCharge recombination kineticsComputational modelingAbsorption spectroscopy
2015
Interfacial electron transfer in photoanodes based on phosphorus( v ) porphyrin sensitizers co-deposited on SnO 2 with the Ir(III)Cp* water oxidation precatalyst
Poddutoori P, Thomsen J, Milot R, Sheehan S, Negre C, Garapati V, Schmuttenmaer C, Batista V, Brudvig G, van der Est A. Interfacial electron transfer in photoanodes based on phosphorus( v ) porphyrin sensitizers co-deposited on SnO 2 with the Ir(III)Cp* water oxidation precatalyst. Journal Of Materials Chemistry A 2015, 3: 3868-3879. DOI: 10.1039/c4ta07018f.Peer-Reviewed Original ResearchInterfacial electron transferElectron paramagnetic resonanceQuantum dynamics simulationsElectron transferPhotoanode componentCatalytic water oxidationEfficient interfacial electron transferDynamics simulationsMetal oxide surfacesSolar cellsTime-resolved terahertz spectroscopy measurementsSteady-state fluorescenceTypes of porphyrinsTerahertz spectroscopy measurementsOxidation precatalystWater oxidationAxial coordinationChloride ligandsPorphyrin sensitizersOxidation stateCharge recombinationParamagnetic resonanceSnO 2Phosphorus porphyrinsSpectroscopy measurements
2014
Linker Rectifiers for Covalent Attachment of Transition‐Metal Catalysts to Metal‐Oxide Surfaces
Ding W, Negre CF, Palma JL, Durrell AC, Allen LJ, Young KJ, Milot RL, Schmuttenmaer CA, Brudvig GW, Crabtree RH, Batista VS. Linker Rectifiers for Covalent Attachment of Transition‐Metal Catalysts to Metal‐Oxide Surfaces. ChemPhysChem 2014, 15: 1138-1147. PMID: 24668518, DOI: 10.1002/cphc.201400063.Peer-Reviewed Original ResearchInterfacial electron transferElectron transferWater oxidation catalystsTransition metal catalystsElectron transfer propertiesBack electron transferMetal oxide surfacesElectron paramagnetic resonanceAcetylacetonate groupTerpyridyl groupsElectrode surfaceOxidation catalystMolecular linkersElectron reactionsAmide bondTiO2 surfaceParamagnetic resonanceCovalent attachmentAmide linkageTerahertz spectroscopic measurementsSpectroscopic measurementsElectron injectionTransfer propertiesLinkerCatalyst
2012
Bioinspired High-Potential Porphyrin Photoanodes
Moore G, Konezny S, Song H, Milot R, Blakemore J, Lee M, Batista V, Schmuttenmaer C, Crabtree R, Brudvig G. Bioinspired High-Potential Porphyrin Photoanodes. The Journal Of Physical Chemistry C 2012, 116: 4892-4902. DOI: 10.1021/jp210096m.Peer-Reviewed Original ResearchPorphyrin radical cationRadical cationPhotoelectrochemical cellsReduction potentialDye-sensitized solar cellsElectrochemical reduction potentialsMetal oxide surfacesRedox coupleAppropriate energeticsElectron mediatorOxidation powerSpectroscopic studiesPhotoelectrochemical measurementsSnO2 nanoparticlesBare anodeVisible regionTerahertz spectroscopic studyReaction centersCationsSolar cellsPhotoanodeAnodeNatural counterpartsConduction bandSensitizers