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 spectroscopyHeterogenized Iridium Water-Oxidation Catalyst from a Silatrane Precursor
Materna K, Rudshteyn B, Brennan B, Kane M, Bloomfield A, Huang D, Shopov D, Batista V, Crabtree R, Brudvig G. Heterogenized Iridium Water-Oxidation Catalyst from a Silatrane Precursor. ACS Catalysis 2016, 6: 5371-5377. DOI: 10.1021/acscatal.6b01101.Peer-Reviewed Original ResearchIridium Water Oxidation CatalystsMetal oxide semiconductor surfacesWater oxidation catalystsExperimental IR spectraOxide semiconductor surfaceWater oxidationHeterogenized catalystTurnover frequencyIR spectraSilatrane precursorCovalent attachmentFunctional groupsTurnover numberM KNO3CatalystSemiconductor surfacesPrecatalystOverpotentialCatalysisComputational modelingOxidationPrecursorsKNO3SpectraSurface
2007
Ultrafast Photooxidation of Mn(II)−Terpyridine Complexes Covalently Attached to TiO2 Nanoparticles
Abuabara S, Cady C, Baxter J, Schmuttenmaer C, Crabtree R, Brudvig G, Batista V. Ultrafast Photooxidation of Mn(II)−Terpyridine Complexes Covalently Attached to TiO2 Nanoparticles. The Journal Of Physical Chemistry C 2007, 111: 11982-11990. DOI: 10.1021/jp072380h.Peer-Reviewed Original ResearchInterfacial electron transferTiO2 nanoparticlesColloidal thin filmsVisible light sensitizationElectron transferTime-resolved measurementsSurface modificationNanoparticlesThin filmsTiO2 surfaceAqueous suspensionTransient measurementsEPR signalPhotoexcitationMeasurementsComputational simulationsFilmsFSSpectroscopyComplexesPhotooxidationTransferSurfaceSignals
1989
Location and magnetic relaxation properties of the stable tyrosine radical in photosystem II.
Innes J, Brudvig G. Location and magnetic relaxation properties of the stable tyrosine radical in photosystem II. Biochemistry 1989, 28: 1116-25. PMID: 2540815, DOI: 10.1021/bi00429a028.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacterial ProteinsChlorophyllElectron Spin Resonance SpectroscopyFree RadicalsKineticsLight-Harvesting Protein ComplexesMathematicsMicrowavesModels, MolecularModels, TheoreticalMyoglobinPhotosynthetic Reaction Center Complex ProteinsPhotosystem II Protein ComplexPlant ProteinsProtein ConformationRhodobacter sphaeroidesThermodynamicsTyrosineWhalesConceptsMetal ionsPSII membranesPhotosystem IIProtein surfaceMicrowave power saturationReaction centersRaman relaxation mechanismMagnetic relaxation propertiesFree radicalsRelaxation enhancementDipolar relaxation enhancementIonsMembrane surfaceRelaxation propertiesSpin-lattice relaxationComplexesDipolar interactionsRadicalsRhodobacter sphaeroidesProtein structureD2 subunitsPower saturationDy3Relaxation mechanismSurface