2024
Beyond the “spine of hydration”: Chiral SFG spectroscopy detects DNA first hydration shell and base pair structures
Perets E, Konstantinovsky D, Santiago T, Videla P, Tremblay M, Velarde L, Batista V, Hammes-Schiffer S, Yan E. Beyond the “spine of hydration”: Chiral SFG spectroscopy detects DNA first hydration shell and base pair structures. The Journal Of Chemical Physics 2024, 161: 095104. PMID: 39230381, PMCID: PMC11377083, DOI: 10.1063/5.0220479.Peer-Reviewed Original ResearchConceptsChiral SFG spectraProbe water moleculeWater moleculesChiral SFG spectroscopyHydration shellSFG spectraMinor grooveSFG spectroscopyHydration shell water moleculesWater structureO-H stretching of waterSum frequency generation spectroscopyShell water moleculesPhosphate backboneN-H stretchingO-H stretchingDNA base pairsDNA minor grooveSpine of hydrationSpectra of DNAN-HVibrational spectroscopyO-HSFG responseSFG signal
2023
Binding and Orientation of Carbamate Pesticides on Silica Surfaces
Bromley L, Videla P, Cartagena-Brigantty J, Batista V, Velarde L. Binding and Orientation of Carbamate Pesticides on Silica Surfaces. The Journal Of Physical Chemistry C 2023, 127: 8399-8410. DOI: 10.1021/acs.jpcc.3c02312.Peer-Reviewed Original ResearchSilica surfaceCarbamate pesticidesVibrational sum frequency generation spectroscopySum frequency generation spectroscopyHydrogen-bonding interactionsFrequency generation spectroscopyHydrophilic silica surfaceAdsorption of carbarylCharacterization of interactionsAerosol interfacesSurface silanolsGeneration spectroscopyCarbaryl moleculeSurface water contaminantsCarbamate groupSilica/air interfaceWater contaminantsAromatic ringPotential degradation mechanismsEnvironmental relevanceDegradation mechanismSpecific interactionsMineral particlesAtomistic simulationsPesticides
2018
Atmospheric β‑Caryophyllene-Derived Ozonolysis Products at Interfaces
Bé A, Chase H, Liu Y, Upshur M, Zhang Y, Tuladhar A, Chase Z, Bellcross A, Wang H, Wang Z, Batista V, Martin S, Thomson R, Geiger F. Atmospheric β‑Caryophyllene-Derived Ozonolysis Products at Interfaces. ACS Earth And Space Chemistry 2018, 3: 158-169. DOI: 10.1021/acsearthspacechem.8b00156.Peer-Reviewed Original ResearchΒ-caryophyllene oxidation productsSecondary organic materialOxidation productsVibrational sum frequency generation spectroscopyΒ-caryophyllene aldehydeSum frequency generation spectroscopyDensity functional theory calculationsSurface vibrational spectraFrequency generation spectroscopyGas-phase moleculesSame oxidation productsFunctional theory calculationsSurface tension depressionCaryophyllonic acidOrganic synthesisSOA particlesSFG spectroscopyPolar moietiesOzonolysis productsGeneration spectroscopyAerosol synthesisTheory calculationsVibrational spectraQuartz surfaceChemical originCO2 Reduction Catalysts on Gold Electrode Surfaces Influenced by Large Electric Fields
Clark M, Ge A, Videla P, Rudshteyn B, Miller C, Song J, Batista V, Lian T, Kubiak C. CO2 Reduction Catalysts on Gold Electrode Surfaces Influenced by Large Electric Fields. Journal Of The American Chemical Society 2018, 140: 17643-17655. PMID: 30468391, DOI: 10.1021/jacs.8b09852.Peer-Reviewed Original ResearchInterfacial electric fieldSum frequency generation spectroscopyStark tuning rateReduction catalystAu electrodePotential-dependent frequency shiftNew catalytic electrodesCO2 reduction catalystsGold electrode surfaceFrequency generation spectroscopySite of CODensity functional theoryMolecular catalystsCatalytic electrodesElectrode surfaceCarbonyl ligandsHeterogeneous catalystsTuning rateSemiconductor electrodesGeneration spectroscopyInterfacial fieldSFG spectraCatalystVibrational spectraExperimental frequency shiftsDistinct Binding of Rhenium Catalysts on Nanostructured and Single-Crystalline TiO2 Surfaces Revealed by Two-Dimensional Sum Frequency Generation Spectroscopy
Vanselous H, Videla P, Batista V, Petersen P. Distinct Binding of Rhenium Catalysts on Nanostructured and Single-Crystalline TiO2 Surfaces Revealed by Two-Dimensional Sum Frequency Generation Spectroscopy. The Journal Of Physical Chemistry C 2018, 122: 26018-26031. DOI: 10.1021/acs.jpcc.8b08423.Peer-Reviewed Original ResearchTwo-dimensional sum frequency generation spectroscopySum frequency generation spectroscopyFrequency generation spectroscopyTiO2 surfaceGeneration spectroscopySingle-crystalline TiO2 surfacesCO2 reduction catalystsSelective catalytic performanceDifferent TiO2 surfacesVibrational relaxation pathwaysVibrational relaxation dynamicsAb initio simulationsComplex electronic structureMolecular catalystsCross-peak patternsReduction catalystSolvation environmentCatalytic performanceRhenium catalystsTiO2 electrodeCarbonyl modesCatalystInitio simulationsElectronic structureRelaxation pathwaysDopant-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
2017
Interfacial Structure and Electric Field Probed by in Situ Electrochemical Vibrational Stark Effect Spectroscopy and Computational Modeling
Ge A, Videla P, Lee G, Rudshteyn B, Song J, Kubiak C, Batista V, Lian T. Interfacial Structure and Electric Field Probed by in Situ Electrochemical Vibrational Stark Effect Spectroscopy and Computational Modeling. The Journal Of Physical Chemistry C 2017, 121: 18674-18682. DOI: 10.1021/acs.jpcc.7b05563.Peer-Reviewed Original ResearchSelf-assembled monolayersElectrolyte interfaceMolecular dynamics simulationsHelmholtz layerElectrochemical double-layer structureVibrational Stark effect spectroscopyElectrode/electrolyte interfaceVibrational sum frequency generation spectroscopySum frequency generation spectroscopyDensity functional theory calculationsDynamics simulationsAqueous electrolyte interfaceDirect spectroscopic methodFrequency generation spectroscopyStark tuning rateInterfacial structureFunctional theory calculationsStark effect spectroscopySolar energy conversionInterfacial electric fieldDetailed molecular levelElectrochemical interfaceModel complexesDouble-layer structureElectrolyte penetration
2016
Surface-Induced Anisotropic Binding of a Rhenium CO2‑Reduction Catalyst on Rutile TiO2(110) Surfaces
Ge A, Rudshteyn B, Psciuk B, Xiao D, Song J, Anfuso C, Ricks A, Batista V, Lian T. Surface-Induced Anisotropic Binding of a Rhenium CO2‑Reduction Catalyst on Rutile TiO2(110) Surfaces. The Journal Of Physical Chemistry C 2016, 120: 20970-20977. DOI: 10.1021/acs.jpcc.6b03165.Peer-Reviewed Original ResearchVibrational sum frequency generation spectroscopySum frequency generation spectroscopyCO2 reduction catalystsDensity functional theory levelFrequency generation spectroscopyHigh surface coverageProper hydrogen bondingHydrogen bondingCarboxylate groupsSingle-crystalline TiO2Water moleculesGeneration spectroscopyTheory levelSurface coverageSFG intensityOptical anisotropyIsotropic distributionAnisotropic distributionRing angleCatalystNearest-neighbor effectsMoleculesPlane rotationSurfaceTilt angleSum Frequency Generation Spectroscopy and Molecular Dynamics Simulations Reveal a Rotationally Fluid Adsorption State of α‑Pinene on Silica
Ho J, Psciuk B, Chase H, Rudshteyn B, Upshur M, Fu L, Thomson R, Wang H, Geiger F, Batista V. Sum Frequency Generation Spectroscopy and Molecular Dynamics Simulations Reveal a Rotationally Fluid Adsorption State of α‑Pinene on Silica. The Journal Of Physical Chemistry C 2016, 120: 12578-12589. DOI: 10.1021/acs.jpcc.6b03158.Peer-Reviewed Original ResearchMolecular dynamics simulationsΑ-pineneSum frequency generation spectroscopyDynamics simulationsHeterogeneous catalytic pathwayClassical molecular dynamics simulationsSum Frequency Generation StudyFrequency generation spectroscopyVan der Waals contactsFour-membered ringVibrational sum frequency generation studyAdsorption modePrimary oxidantSilica surfaceStrained hydrocarbonsCatalytic pathwayFine chemicalsAdsorption statesGeneration spectroscopyVibrational spectraMethylene groupWaals contactsVapor interfaceVibrational modesRotational diffusion constantsOrientation of Cyano-Substituted Bipyridine Re(I) fac-Tricarbonyl Electrocatalysts Bound to Conducting Au Surfaces
Clark M, Rudshteyn B, Ge A, Chabolla S, Machan C, Psciuk B, Song J, Canzi G, Lian T, Batista V, Kubiak C. Orientation of Cyano-Substituted Bipyridine Re(I) fac-Tricarbonyl Electrocatalysts Bound to Conducting Au Surfaces. The Journal Of Physical Chemistry C 2016, 120: 1657-1665. DOI: 10.1021/acs.jpcc.5b10912.Peer-Reviewed Original ResearchSum frequency generation spectroscopyGold surfaceAu surfaceCO2 reduction catalystsFrequency generation spectroscopyReduction of CO2Density functional theoryMolecular catalystsReduction catalystBipyridine ligandsElectrochemical experimentsGeneration spectroscopyCatalytic turnoverSFG spectraElectrocatalystsFunctional theoryCatalystWeak bindingTheoretical methodsSurfaceBipyridineCatalysisSpectroscopyLigandsTriply
2013
Membrane Permeation Induced by Aggregates of Human Islet Amyloid Polypeptides
Poojari C, Xiao D, Batista V, Strodel B. Membrane Permeation Induced by Aggregates of Human Islet Amyloid Polypeptides. Biophysical Journal 2013, 105: 2323-2332. PMID: 24268144, PMCID: PMC3838749, DOI: 10.1016/j.bpj.2013.09.045.Peer-Reviewed Original ResearchConceptsChiral sum frequency generation (SFG) spectroscopySum frequency generation spectroscopyMembrane/water interfaceFrequency generation spectroscopyΒ-sheet secondary structureChannel-forming proteinMolecular dynamics simulationsSimulated SFG spectraAmphiphilic propertiesHuman islet amyloidGeneration spectroscopySFG spectraWater interfaceΒ-sandwichHuman islet amyloid polypeptideIslet β-cellsAmyloid polypeptideWater permeationDynamics simulationsHIAPP aggregatesSecondary structureMembrane permeationIslet amyloid polypeptideΒ-cellsFibrillar structuresChiral Sum Frequency Generation for In Situ Probing Proton Exchange in Antiparallel β‑Sheets at Interfaces
Fu L, Xiao D, Wang Z, Batista VS, Yan EC. Chiral Sum Frequency Generation for In Situ Probing Proton Exchange in Antiparallel β‑Sheets at Interfaces. Journal Of The American Chemical Society 2013, 135: 3592-3598. PMID: 23394622, PMCID: PMC9208335, DOI: 10.1021/ja3119527.Peer-Reviewed Original ResearchConceptsD exchangeChiral sum frequency generation (SFG) spectroscopySum frequency generation spectroscopyHydrogen/deuterium exchangeSurface-selective methodFrequency generation spectroscopyVibrational modesAir/water interfaceAb initio simulationsWater OD stretch bandsH bondsPeptide backboneGeneration spectroscopyN stretchBulk solutionProton exchangeD stretchWater interfaceAntiparallel β-sheetDeuterium exchangeStretch bandFourier transformMass spectroscopyInitio simulations
2012
Orientation of a Series of CO2 Reduction Catalysts on Single Crystal TiO2 Probed by Phase-Sensitive Vibrational Sum Frequency Generation Spectroscopy (PS-VSFG)
Anfuso C, Xiao D, Ricks A, Negre C, Batista V, Lian T. Orientation of a Series of CO2 Reduction Catalysts on Single Crystal TiO2 Probed by Phase-Sensitive Vibrational Sum Frequency Generation Spectroscopy (PS-VSFG). The Journal Of Physical Chemistry C 2012, 116: 24107-24114. DOI: 10.1021/jp307406j.Peer-Reviewed Original ResearchVibrational sum frequency generation spectroscopySum frequency generation spectroscopyCO2 reduction catalystsFrequency generation spectroscopyReduction catalystGeneration spectroscopyTiO2 semiconductor surfaceMolecular tilt angleSingle crystal surfacesAverage molecular orientationHeterogeneous electrocatalystsAnchoring groupOverall catalytic efficiencyElectrode surfaceRe centerΣ-bondMolecular linkersCO2 moleculesMolecular conformationMethylene groupMolecular orientationSuch complexesCatalytic efficiencyCatalystCrystal surface
2011
Amphiphilic Adsorption of Human Islet Amyloid Polypeptide Aggregates to Lipid/Aqueous Interfaces
Xiao D, Fu L, Liu J, Batista V, Yan E. Amphiphilic Adsorption of Human Islet Amyloid Polypeptide Aggregates to Lipid/Aqueous Interfaces. Journal Of Molecular Biology 2011, 421: 537-547. PMID: 22210153, PMCID: PMC3350761, DOI: 10.1016/j.jmb.2011.12.035.Peer-Reviewed Original ResearchConceptsLipid/aqueous interfaceAqueous interfaceΒ-sheet aggregatesAb initio quantum chemistry calculationsChiral sum frequency generation (SFG) spectroscopySum frequency generation spectroscopyQuantum chemistry calculationsFrequency generation spectroscopyHuman islet amyloid polypeptideHuman islet amyloid polypeptide aggregatesChemistry calculationsAmphiphilic propertiesGeneration spectroscopyΒ-sheetPolypeptide aggregatesIslet amyloid polypeptideΒ-strandsAggregatesAmyloid polypeptideAdsorbAdsorptionSpectroscopyAmyloid proteinInterfacePotential disruptive effectsCovalent Attachment of a Rhenium Bipyridyl CO2 Reduction Catalyst to Rutile TiO2
Anfuso C, Snoeberger R, Ricks A, Liu W, Xiao D, Batista V, Lian T. Covalent Attachment of a Rhenium Bipyridyl CO2 Reduction Catalyst to Rutile TiO2. Journal Of The American Chemical Society 2011, 133: 6922-6925. PMID: 21504161, DOI: 10.1021/ja2013664.Peer-Reviewed Original ResearchSum frequency generation spectroscopyCO2 reduction catalystsDensity functional theory calculationsFrequency generation spectroscopyFunctional theory calculationsReduction catalystCarboxylate groupsGeneration spectroscopyTheory calculationsCovalent attachmentLinkage motifsCovalent bindingCatalystCatalysisMoietySpectroscopySurfaceTiO2Complexes