2024
Ligand-Based Principal Component Analysis Followed by Ridge Regression: Application to an Asymmetric Negishi Reaction
Kelly H, Sreekumar S, Manee V, Cuomo A, Newhouse T, Batista V, Buono F. Ligand-Based Principal Component Analysis Followed by Ridge Regression: Application to an Asymmetric Negishi Reaction. ACS Catalysis 2024, 14: 5027-5038. DOI: 10.1021/acscatal.3c06230.Peer-Reviewed Original ResearchPd-catalyzed Negishi cross-coupling reactionsC-C bond-forming reactionsNegishi cross-coupling reactionsP-chiral monophosphorus ligandsCross-coupling reactionsP-stacking interactionsBond-forming reactionsElectronic descriptorsNegishi reactionMonophosphorus ligandsCatalytic systemChemical spaceEnantioselectivityChemical understandingLigandReactionSelective inversionDescriptorsRidge regressionStericallyChemicalPrincipal component analysisMechanistic knowledgeRidge regression modelElectron
2022
PM-IRRAS and DFT investigation of the surface orientation of new Ir piano-stool complexes attached to Au(111)
Miller C, Brunner F, Kelly H, Cheung P, Torquato N, Gembicky M, Okuno S, Chan T, Batista V, Kubiak C. PM-IRRAS and DFT investigation of the surface orientation of new Ir piano-stool complexes attached to Au(111). Dalton Transactions 2022, 51: 17688-17699. PMID: 36345597, DOI: 10.1039/d2dt02730e.Peer-Reviewed Original ResearchPiano-stool complexesPhenylpyridine ligandsPM-IRRASPolarization modulation infrared reflection absorption spectroscopyInfrared reflection absorption spectroscopySelf-assembled monolayersNew catalytic systemReflection absorption spectroscopyMinimum energy orientationMolecular catalystsOrganometallic catalystsCatalytic systemDFT calculationsSurface immobilizationDFT investigationAbsorption spectroscopyCatalystSurface mechanismBipyridineLigandsHeterogenous surfaceComplexesEnergy orientationSuch hybrid systemsSurface orientation
2021
Is Deprotonation of the Oxygen-Evolving Complex of Photosystem II during the S1 → S2 Transition Suppressed by Proton Quantum Delocalization?
Yang KR, Lakshmi KV, Brudvig GW, Batista VS. Is Deprotonation of the Oxygen-Evolving Complex of Photosystem II during the S1 → S2 Transition Suppressed by Proton Quantum Delocalization? Journal Of The American Chemical Society 2021, 143: 8324-8332. PMID: 34029102, DOI: 10.1021/jacs.1c00633.Peer-Reviewed Original ResearchLow-barrier hydrogen bondExtended X-ray absorption fine structureWater-derived ligandsQuantum delocalizationOxygen-evolving complexTetranuclear manganese-calcium-oxo clusterTwo-dimensional hyperfine sublevel correlation spectroscopyHydrogen bondsQuantum mechanics/molecular mechanics calculationsHyperfine sublevel correlation spectroscopyX-ray absorption fine structurePhotosystem IIModel catalytic systemsIsotropic proton hyperfine coupling constantsProton hyperfine coupling constantsZero-point energyMolecular mechanics calculationsAbsorption fine structureD1-D61Hyperfine coupling constantsKok cycleCatalytic systemLow overpotentialMechanics calculationsS2 transition