2021
Observation of a potential-dependent switch of water-oxidation mechanism on Co-oxide-based catalysts
Lang C, Li J, Yang K, Wang Y, He D, Thorne J, Croslow S, Dong Q, Zhao Y, Prostko G, Brudvig G, Batista V, Waegele M, Wang D. Observation of a potential-dependent switch of water-oxidation mechanism on Co-oxide-based catalysts. Chem 2021, 7: 2101-2117. DOI: 10.1016/j.chempr.2021.03.015.Peer-Reviewed Original ResearchWater oxidation mechanismWater oxidation reactionWater nucleophilic attack mechanismCo-based catalystsO bond formationNucleophilic attack mechanismKey elementary stepsHeterogeneous catalystsSalt electrolyteElectrode potentialApplied potentialBond formationLow driving forceO couplingElementary stepsMechanistic switchCatalystHigh driving forceDriving forceReactionAttack mechanismWater activityElectrolyteHereinPotential
2013
Hydroxamate Anchors for Improved Photoconversion in Dye-Sensitized Solar Cells
Brewster TP, Konezny SJ, Sheehan SW, Martini LA, Schmuttenmaer CA, Batista VS, Crabtree RH. Hydroxamate Anchors for Improved Photoconversion in Dye-Sensitized Solar Cells. Inorganic Chemistry 2013, 52: 6752-6764. PMID: 23687967, DOI: 10.1021/ic4010856.Peer-Reviewed Original ResearchConceptsDye-sensitized solar cellsSolar cellsRuthenium polypyridyl dyesElectricity conversion efficiencyExhibit high efficiencyCurrent density–voltage (J–V) characteristic curvesAnchoring groupDye moleculesElectron transferMolecular adsorbatesPhotocatalytic applicationsTiO2 surfaceCell performanceSemiconductor surfacesConversion efficiencyStructure/function relationshipsFundamental insightsFuture applicationsSimilar conditionsHigh efficiencyPhotoanodeElectrolyteFunction relationshipsAdsorbatesSurface
2012
Reduction of Systematic Uncertainty in DFT Redox Potentials of Transition-Metal Complexes
Konezny S, Doherty M, Luca O, Crabtree R, Soloveichik G, Batista V. Reduction of Systematic Uncertainty in DFT Redox Potentials of Transition-Metal Complexes. The Journal Of Physical Chemistry C 2012, 116: 6349-6356. DOI: 10.1021/jp300485t.Peer-Reviewed Original ResearchTransition metal complexesRedox potentialActive transition metal complexesThird-row transition metal complexesCyclic voltammetry measurementsDensity functional theoryNew electrocatalystsRedox propertiesRedox coupleVoltammetry measurementsWorking electrodesElectrochemical measurementsNonaqueous solventsCatalytic mechanismFunctional theorySolventComplexesInternal referenceQuantitative theoretical predictionTypical experimental errorsExperimental conditionsElectrocatalystsElectrolyteElectrodeExperimental error
2010
Study of Redox Species and Oxygen Vacancy Defects at TiO2−Electrolyte Interfaces
da Silva R, Rego L, Freire J, Rodriguez J, Laria D, Batista V. Study of Redox Species and Oxygen Vacancy Defects at TiO2−Electrolyte Interfaces. The Journal Of Physical Chemistry C 2010, 114: 19433-19442. DOI: 10.1021/jp107385e.Peer-Reviewed Original ResearchRedox speciesElectronic structure calculationsDye-sensitized solar cellsStructure calculationsDifferent redox speciesFree energy barrierMolecular dynamics simulationsPyridine additivesRecombination of photoelectronsSolvent dynamicsTiO2 surfaceElectronic propertiesDynamics simulationsOxygen vacanciesSolar cellsSurface defectsElectrolyteAdsorptionDeeper insightInterfaceCalculationsMolecular processesAdditivesPhotoelectronVacancies