Jaehong Kim
Henry P. Becton Sr. Professor of EngineeringCards
About
Research
Publications
2026
Comparative analysis on electrochemical and photocatalytic properties of chemical and green synthesized Bi2O3/MgAl2O4 nanocomposites
Harini H, Nagaswarupa H, Naik R, Naik Y, Basavaraju N, Al-Kahtani A, Koyyada G, Kim J. Comparative analysis on electrochemical and photocatalytic properties of chemical and green synthesized Bi2O3/MgAl2O4 nanocomposites. Inorganic Chemistry Communications 2026, 191: 116969. DOI: 10.1016/j.inoche.2026.116969.Peer-Reviewed Original ResearchGalvanostatic charge-dischargeElectrochemical performanceCyclic voltammetryPhotocatalytic dye degradation applicationModified carbon paste electrodeDetection of ascorbic acidPhotocatalytic degradation efficiencyElectrochemical energy storageDye degradation applicationsCarbon paste electrodeMixed dyes systemAggregate structureChemically prepared samplesFlake-like morphologyCharge-dischargePhotocatalytic propertiesPaste electrodeDegradation applicationsFg-1Degradation efficiencyScan rateHigher crystallinityGreen routeAR-88Dye systemsReconstruction and Dissolution of Copper Catalysts during Electrocatalytic Nitrate Reduction
Arrazolo L, Rigby K, Moncada J, Stavitski E, Kim J. Reconstruction and Dissolution of Copper Catalysts during Electrocatalytic Nitrate Reduction. Environmental Science And Technology 2026 PMID: 42301756, DOI: 10.1021/acs.est.6c04463.Peer-Reviewed Original ResearchX-ray absorption spectroscopyCopper-based electrocatalystsSingle-atom CuNitrate reduction reactionElectrocatalytic nitrate reductionCu dissolutionOpen-circuit voltageCopper catalystCatalyst architectureElectrolyte chemistryReduction reactionMetal clustersCuAbsorption spectroscopyCatalyst durabilityCU motifElectrolyte compositionNitrate conversionCu nanoparticlesOxide surface layerCatalystNitrate remediationElectrolyteElectrolysisOperating conditionsACS ES&T Engineering’s 2025 Excellence in Review Awards
Choi W, Chaplin B, Dong F, Lo I, Kim J, Kumar M, Nerenberg R, Wells G, Gupta K. ACS ES&T Engineering’s 2025 Excellence in Review Awards. ACS ES&T Engineering 2026, 6: 1705-1705. DOI: 10.1021/acsestengg.6c00437.Peer-Reviewed Original ResearchSolution combustion synthesis of CuNiTiO3 nanoparticles: Enhanced Pseudocapacitance and electrochemical detection of Hg2+ and Sn2+
Deepa H, Nagaswarupa H, Naik Y, Naik R, Kim J, Goud B, Al-Kahtani A. Solution combustion synthesis of CuNiTiO3 nanoparticles: Enhanced Pseudocapacitance and electrochemical detection of Hg2+ and Sn2+. Results In Chemistry 2026, 25: 103288. DOI: 10.1016/j.rechem.2026.103288.Peer-Reviewed Original ResearchDetection of Hg2+Superior electrochemical performanceElectrochemical detection of Hg2+Oxidation stateSensitive detection of Hg2+Electrochemical detectionHg2+Oxidation states of CuPseudocapacitive energy storageCharge-discharge cyclesElectrochemical sensing performanceSensitive detectionAdvanced energy storageDifferential pulse voltammetrySn2+ ionsHighest specific capacitanceSolution combustion methodLow equivalent series resistanceEnergy storageStates of CuLimit of detectionCycling stabilityPseudocapacitive behaviorRhombohedral perovskiteElectrochemical applicationsMetal Identity and Coordination Environment Modulate Single-Atom Catalyst Stability During Electrocatalysis
Rigby K, Yu S, Arrazolo L, Leshchev D, Meese A, Stavitski E, Liu Y, Kim J. Metal Identity and Coordination Environment Modulate Single-Atom Catalyst Stability During Electrocatalysis. ACS Catalysis 2026, 16: 11456-11465. DOI: 10.1021/acscatal.6c02142.Peer-Reviewed Original ResearchSingle-atom catalystsMetal identityIn situ X-ray absorption spectroscopyCu single-atom catalystsDensity functional theory calculationsX-ray absorption spectroscopyFunctional theory calculationsElectrocatalytic nitrate reductionMetal centerCoordination environmentCatalyst stabilityTheory calculationsAbsorption spectroscopyReduction potentialMetal nanoparticlesAggregation behaviorElectrocatalysisMetalSusceptible to aggregationStabilityIn situ experimentsOperating conditionsCatalystCoordinationSpectroscopyFirst-principles investigation of A2MgAlH6 (A = Li, Na, K) double perovskite hydrides for structural stability, optoelectronic response, and hydrogen storage
Nazir G, Koyyada G, Rehman A, Hussain S, Aftab S, Khalid A, Kim J. First-principles investigation of A2MgAlH6 (A = Li, Na, K) double perovskite hydrides for structural stability, optoelectronic response, and hydrogen storage. Journal Of Physics And Chemistry Of Solids 2026, 113927. DOI: 10.1016/j.jpcs.2026.113927.Peer-Reviewed Original ResearchHydrogen storage propertiesPerovskite hydridesFirst-principles investigationDesorption temperatureHydrogen storageGravimetric hydrogen storage capacityElectronic structure analysisHydrogen storage capacityDensity functional theoryA-site substitutionFull-potential linearized augmented plane wave methodSolid-state materialsAugmented plane wave methodNegative formation energyBorn stability criteriaMechanical stabilityEffective composite strategyGravimetric capacityHighest volumetric densityPlane wave methodStorage propertiesHydrogen-based energy systemFunctional theoryHighest bulk modulusDOE targetCalcium Nickel Titanate Nanocomposite Based Electrochemical Sensor for Voltammetric Detection of Food Dyes
Deepa H, Nagaswarupa H, Naik R, Al-Kahtani A, Goud B, Kim J. Calcium Nickel Titanate Nanocomposite Based Electrochemical Sensor for Voltammetric Detection of Food Dyes. Topics In Catalysis 2026, 1-15. DOI: 10.1007/s11244-026-02307-z.Peer-Reviewed Original ResearchModified carbon paste electrodeElectrochemical impedance spectroscopyX-ray diffractionVoltammetric detectionTransmission electron microscopyMultifunctional electrode materialsFavorable electrochemical kineticsCharge-transfer resistanceEfficient electron transferElectrochemical sensing applicationsUV-DRS analysisCarbon paste electrodeSolution combustion methodSupercapacitive energy storageLow detection limitEnergy storageOptical band gapAverage crystallite sizeCycling stabilityElectrochemical performanceUV-DRSElectrochemical kineticsElectrode materialsElectrochemical sensingElectrochemical sensorStable Single-Pass Electrochemical Oxidation of Trace 1,4-Dioxane in Groundwater via Multistage Reactors with Current Pulsing
Yang S, Arrazolo L, Menges F, Billinge I, Yip K, Kim J. Stable Single-Pass Electrochemical Oxidation of Trace 1,4-Dioxane in Groundwater via Multistage Reactors with Current Pulsing. ACS ES&T Engineering 2026, 6: 1830-1838. PMID: 42311834, PMCID: PMC13270523, DOI: 10.1021/acsestengg.6c00122.Peer-Reviewed Original ResearchElectrochemical oxidationPseudo-first-order kineticsDirect-current electrolysisSingle-pass reactorLow water fluxLong-term operationAnode degradationPersistent groundwater contaminantPulse electrolysisEO reactorWater matricesVoltage riseByproduct formationMultistage reactorMesh anodeReactor stageFailure modesCathodic scalePractical designOperational stabilityAnodeElectrolysisReactorPulsed operationWater fluxHigh-performance solution-combustion synthesized V 2 O 5 /NiO nanocomposites for supercapacitor applications: comparative electrochemical evaluation
Anvekar P, Naik R, Naik Y, Naveen Kumar A, Nagaswarupa H, Abhigna H, Honnavar G, Kim J, Koyyada G, Al-Kahtani A. High-performance solution-combustion synthesized V 2 O 5 /NiO nanocomposites for supercapacitor applications: comparative electrochemical evaluation. Journal Of Materials Chemistry C 2026, 14: 8238-8255. DOI: 10.1039/d5tc03543k.Peer-Reviewed Original ResearchNickel foam electrodeCarbon paste electrodeX-ray photoelectron spectroscopyElectrochemical impedance spectroscopyX-ray diffractionNmethyl-2-pyrrolidoneHighresolution transmission electron microscopySolution-combustionCyclic voltammetryMolar ratioActive materialNickel oxideScanning electron microscopyVanadium pentoxideHigh-energy-density supercapacitorsElectrochemically active materialsPolyvinylidene fluorideCharge-transfer resistanceX-rayV 2 O 5M KOH electrolyteHighest specific capacitanceThree-dimensional porous architectureCycling stabilityElectrochemical propertiesMechanistic Insights into Buffer and pH Effects in Peroxymonosulfate Activation by a Cobalt-Based Heterogeneous Catalyst
Chouinard C, Kim Y, Popova P, Menges F, Zhang Y, Licato J, Kim J. Mechanistic Insights into Buffer and pH Effects in Peroxymonosulfate Activation by a Cobalt-Based Heterogeneous Catalyst. ACS ES&T Engineering 2026, 6: 1639-1652. DOI: 10.1021/acsestengg.6c00136.Peer-Reviewed Original ResearchAdvanced oxidation processesCatalyst stabilityPeroxymonosulfate activationCobalt-based heterogeneous catalystsHeterogeneous advanced oxidation processesSulfate radical speciesHeterogeneous catalytic performanceEffects of reaction pHOxidation mechanismPeroxymonocarbonate ionCatalytic performanceHeterogeneous catalystsCatalyst optimizationCatalyst performanceReaction performanceCatalystPeroxymonosulfatePhenol oxidationRadical speciesWater matricesNovel materialsOxidation processMetal leachingReaction pHOrganic pollutants
News
News
- June 16, 2023Source: ACS ES&T Engineering
Nanobubble Reactivity: Evaluating Hydroxyl Radical Generation (or Lack Thereof) Under Ambient Conditions
- April 01, 2023Source: Environmental Science & Technology
Pulsed Electrolysis of Boron-Doped Carbon Dramatically Improves Impurity Tolerance and Longevity of H2O2 Production
- November 28, 2022
Yale Superfund Research Center to Investigate Water Contaminants Linked to Cancer
- October 03, 2022
Yale Superfund Research Center to Investigate Water Contaminants Linked to Cancer