2021
Tuning the Conduction Band for Interfacial Electron Transfer: Dye-Sensitized Sn x Ti1–x O2 Photoanodes for Water Splitting
Spies J, Swierk J, Kelly H, Capobianco M, Regan K, Batista V, Brudvig G, Schmuttenmaer C. Tuning the Conduction Band for Interfacial Electron Transfer: Dye-Sensitized Sn x Ti1–x O2 Photoanodes for Water Splitting. ACS Applied Energy Materials 2021, 4: 4695-4703. DOI: 10.1021/acsaem.1c00305.Peer-Reviewed Original ResearchDFT calculationsAbsorption spectroscopyInterfacial electron transfer dynamicsUltrafast transient absorption spectroscopyInterfacial electron transferElectron transfer dynamicsUltrafast electron injectionConduction bandPeriodic DFT calculationsTransient absorption spectroscopyLinear absorption spectroscopyDye sensitizersWater splittingElectron transferTransfer dynamicsComposition of SnElectron acceptorAbsorption spectraElectron injectionD characterElectronic statesSpectroscopyPhotoanodeSnDye
2018
Dopant-Dependent SFG Response of Rhenium CO2 Reduction Catalysts Chemisorbed on SrTiO3 (100) Single Crystals
Ge A, Videla P, Rudshteyn B, Liu Q, Batista V, Lian T. Dopant-Dependent SFG Response of Rhenium CO2 Reduction Catalysts Chemisorbed on SrTiO3 (100) Single Crystals. The Journal Of Physical Chemistry C 2018, 122: 13944-13952. DOI: 10.1021/acs.jpcc.8b01123.Peer-Reviewed Original ResearchDensity functional theorySFG responseVibrational sum frequency generation spectroscopySum frequency generation spectroscopyCO2 reduction catalystsFrequency generation spectroscopySrTiO3 single crystalsSTO surfaceReduction catalystDFT calculationsSFG resultsGeneration spectroscopySingle crystalsMolecular probesElectronic structureFunctional theoryCl atomsMetallic natureConduction bandSubstrateSurfaceCrystalsCatalystSpectroscopyFac
2016
Hot Hole Hopping in a Polyoxotitanate Cluster Terminated with Catechol Electron Donors
Bao J, Gundlach L, Yu Z, Benedict J, Snoeberger R, Batista V, Coppens P, Piotrowiak P. Hot Hole Hopping in a Polyoxotitanate Cluster Terminated with Catechol Electron Donors. The Journal Of Physical Chemistry C 2016, 120: 20006-20015. DOI: 10.1021/acs.jpcc.6b06042.Peer-Reviewed Original ResearchPolyoxotitanate clustersQuantum dynamics simulationsIntramolecular vibrational relaxationHole hoppingUltrafast spectroscopyPolaronic excitonsWavepacket propagationInjected electronsPolaronic statesVibrational relaxationCharge transfer bandCharge-separated stateHot holesConduction bandMolecular orbitalsElectronsDepolarization measurementsCatechol ligandInorganic coreCatechol siteCatechol moietyHoppingHolesElectron donorTiO2 core
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
2010
Water -stable, hydroxamate anchors for functionalization of TiO 2 surfaces with ultrafast interfacial electron transfer
McNamara W, Milot R, Song H, Snoeberger R, Batista V, Schmuttenmaer C, Brudvig G, Crabtree R. Water -stable, hydroxamate anchors for functionalization of TiO 2 surfaces with ultrafast interfacial electron transfer. Energy & Environmental Science 2010, 3: 917-923. DOI: 10.1039/c001065k.Peer-Reviewed Original ResearchInterfacial electron transferUltrafast interfacial electron transferTiO2 nanoparticlesSolar energy conversionElectron transferPhotocatalytic cellsNanoparticlesOrganic dyesTiO 2 surfaceMetal oxidesEnergy conversionElectron injectionConduction bandTHz spectroscopyAqueous conditionsTiO2Transition metal complexesNeutral pHFunctionalizationMetal complexesCarboxylate anchorStrong bindingStable moleculesOxideCarboxylic acids