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
2015
Facet-Dependent Photoelectrochemical Performance of TiO2 Nanostructures: An Experimental and Computational Study
Li C, Koenigsmann C, Ding W, Rudshteyn B, Yang KR, Regan KP, Konezny SJ, Batista VS, Brudvig GW, Schmuttenmaer CA, Kim JH. Facet-Dependent Photoelectrochemical Performance of TiO2 Nanostructures: An Experimental and Computational Study. Journal Of The American Chemical Society 2015, 137: 1520-1529. PMID: 25563343, DOI: 10.1021/ja5111078.Peer-Reviewed Original ResearchPhotoelectrochemical performanceInterfacial electron transferTimes higher photocatalytic activityElectron injection dynamicsMK-2 dyeStrong covalent interactionHigher photocatalytic activityOverall cell efficiencyElectron transferCovalent interactionsCrystalline nanoparticlesMethyl orangePhotocatalytic activityTime-resolved THz spectroscopyComputational studyCrystalline structureSurface areaNanoparticlesInjection dynamicsSurface atomsPhotochemical performanceDyeSurface energyMK-2Fundamental insights
2013
Efficiency of Interfacial Electron Transfer from Zn-Porphyrin Dyes into TiO2 Correlated to the Linker Single Molecule Conductance
Negre C, Milot R, Martini L, Ding W, Crabtree R, Schmuttenmaer C, Batista V. Efficiency of Interfacial Electron Transfer from Zn-Porphyrin Dyes into TiO2 Correlated to the Linker Single Molecule Conductance. The Journal Of Physical Chemistry C 2013, 117: 24462-24470. DOI: 10.1021/jp408738b.Peer-Reviewed Original ResearchDye-sensitized solar cellsSingle-molecule conductanceElectron injection efficiencyZn-porphyrin dyeMolecule conductanceLinker moleculesHigh performance dye-sensitized solar cellsZn-porphyrin complexInterfacial electron transferEfficient electron transportInjection efficiencyMolecular conductanceAdsorbate complexesElectron transferMolecular linkersSame chromophoreTiO2 nanoparticlesSolar cellsDyeModular assemblyMoleculesSpectroscopySemiconductor interfaceLinkerElectron transport