2017
Linker Length-Dependent Electron-Injection Dynamics of Trimesitylporphyrins on SnO2 Films
Lee S, Regan K, Hedström S, Matula A, Chaudhuri S, Crabtree R, Batista V, Schmuttenmaer C, Brudvig G. Linker Length-Dependent Electron-Injection Dynamics of Trimesitylporphyrins on SnO2 Films. The Journal Of Physical Chemistry C 2017, 121: 22690-22699. DOI: 10.1021/acs.jpcc.7b07855.Peer-Reviewed Original ResearchDye-sensitized photoelectrochemical cellsElectron injection dynamicsPhotoelectrochemical cellsLinker lengthMetal oxide filmsMolecular photosensitizersPorphyrin coreAnchor groupsElectron acceptorInjection dynamicsLinkerSnO2 filmsOxide filmsFilmsTerphenyleneSystematic studyPhenylenePorphyrinsBiphenyleneSpectroscopyComputational modelingAcceptorPhotosensitizerSynthesisOxide
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
2010
Single-Molecule Interfacial Electron Transfer in Donor-Bridge-Nanoparticle Acceptor Complexes
Jin S, Snoeberger R, Issac A, Stockwell D, Batista V, Lian T. Single-Molecule Interfacial Electron Transfer in Donor-Bridge-Nanoparticle Acceptor Complexes. The Journal Of Physical Chemistry B 2010, 114: 14309-14319. PMID: 20225886, DOI: 10.1021/jp911662g.Peer-Reviewed Original ResearchInterfacial electron transferElectron transferAcceptor complexesSingle moleculesSingle-molecule conditionsSingle-molecule levelET ratesElectronic coupling strengthEnsemble average levelFluorescence lifetimeDonor–BridgeShort fluorescence lifetimeMolecular conformationMolecule levelMolecule conditionsDifferent moleculesMoleculesFluorescence decayComplexesSulforhodamine BConformationComplete samplingSRHBComputational modelingTransfer
2009
Deposition of an oxomanganese water oxidation catalyst on TiO 2 nanoparticles : computational modeling, assembly and characterization
Li G, Sproviero E, Snoeberger R, Iguchi N, Blakemore J, Crabtree R, Brudvig G, Batista V. Deposition of an oxomanganese water oxidation catalyst on TiO 2 nanoparticles : computational modeling, assembly and characterization. Energy & Environmental Science 2009, 2: 230-238. DOI: 10.1039/b818708h.Peer-Reviewed Original ResearchWater oxidation catalystsOxidation catalystTiO2 nanoparticlesUV-visible spectroscopyTiO 2 nanoparticlesMixed valence stateAmorphous TiO2 nanoparticlesWater ligandsElectrochemical studiesElectrochemical measurementsEPR spectroscopySurface complexesMimic photosynthesisDirect adsorptionSitu synthesisTiO2 surfaceSuccessful attachmentEPR dataNanoparticlesCatalystSolar cellsSpectroscopyComputational modelingAdsorptionEPR