2012
Oxomanganese complexes for natural and artificial photosynthesis
Rivalta I, Brudvig GW, Batista VS. Oxomanganese complexes for natural and artificial photosynthesis. Current Opinion In Chemical Biology 2012, 16: 11-18. PMID: 22481113, PMCID: PMC3335890, DOI: 10.1016/j.cbpa.2012.03.003.Peer-Reviewed Original ResearchConceptsOxygen-evolving complexOxomanganese complexesArtificial photosynthesisQuantum mechanics/molecular mechanics (QM/MM) hybrid methodsArtificial photosynthetic devicesVisible-light photoexcitationInterfacial electron transferRecent X-ray dataX-ray crystallographyPhotosystem IIPhotosynthetic devicesMn catalystStructure/function relationsX-ray dataCarboxylate moietyElectron transferProton abstractionMn centersChromophoric linkersElectrostatic interactionsOEC structureCovalent attachmentS1 stateOxygen evolutionInexpensive materials
2009
Reversible Visible-Light Photooxidation of an Oxomanganese Water-Oxidation Catalyst Covalently Anchored to TiO2 Nanoparticles
Li G, Sproviero EM, McNamara WR, Snoeberger RC, Crabtree RH, Brudvig GW, Batista VS. Reversible Visible-Light Photooxidation of an Oxomanganese Water-Oxidation Catalyst Covalently Anchored to TiO2 Nanoparticles. The Journal Of Physical Chemistry B 2009, 114: 14214-14222. PMID: 19924873, DOI: 10.1021/jp908925z.Peer-Reviewed Original ResearchPolynuclear transition metal complexesWater oxidation catalystsTransition metal complexesArtificial photosynthetic assembliesVisible-light photoexcitationInterfacial electron transferOxidation chemistryPhotosynthetic assembliesWater oxidationHomogeneous catalystsElectron transferEPR spectroscopyCharge separationManganese compoundsAmide bondCovalent attachmentVisible lightTiO2 nanoparticlesPhotocatalytic devicesNanoparticlesElectron scavengerInexpensive materialsElectron acceptorOxidative conditionsStructural propertiesInterfacial Electron Transfer in TiO2 Surfaces Sensitized with Ru(II)−Polypyridine Complexes
Jakubikova E, Snoeberger R, Batista V, Martin R, Batista E. Interfacial Electron Transfer in TiO2 Surfaces Sensitized with Ru(II)−Polypyridine Complexes. The Journal Of Physical Chemistry A 2009, 113: 12532-12540. PMID: 19594155, DOI: 10.1021/jp903966n.Peer-Reviewed Original ResearchConceptsInterfacial electron transferElectronic excitationBidentate modeElectron transferDye-sensitized solar cellsElectronic statesConventional dye-sensitized solar cellsDensity functional theory calculationsVisible-light photoexcitationSolar cellsStable covalent bondsElectron transfer mechanismInterfacial electron-transfer mechanismVisible light excitationFunctional theory calculationsQuantum dynamics simulationsExcited electronic statesPolypyridine complexesPhosphonate linkersAdsorbate moleculesCovalent bondsIET efficiencyTiO2 surfaceTime scalesTheory calculations