2025
Construction of MOF-based mixed matrix membranes with multiple fluorine sites for low concentration CO2 separation under humid conditions
Wang Z, Sun Y, Qin Z, Yu Q, Zhang Z, Qiao Z. Construction of MOF-based mixed matrix membranes with multiple fluorine sites for low concentration CO2 separation under humid conditions. Separation And Purification Technology 2025, 369: 133149. DOI: 10.1016/j.seppur.2025.133149.Peer-Reviewed Original ResearchMOF-based mixed matrix membranesMetal-organic frameworksMixed matrix membranesFluorine sitesMatrix membranesHigh-performance gas separation membranesLow-concentration CO2CO2 separationBlend polymer matrixMembrane materialsGas separation membranesCO2/N2 selectivityCO2 permeabilityCO2 moleculesSeparation membranesGas separationEfficient separationPolymer matrixOptimized membraneFluorineMaterial hydrophobicityHumidity conditionsConcentration CO2Separation systemSeparation
2024
Tuning Metal–Organic Framework Linker Chemistry for Transition Metal Ion Separations
Violet C, Parkinson M, Ball A, Kulik H, Fortner J, Elimelech M. Tuning Metal–Organic Framework Linker Chemistry for Transition Metal Ion Separations. ACS Applied Materials & Interfaces 2024, 17: 1911-1921. PMID: 39682030, DOI: 10.1021/acsami.4c16173.Peer-Reviewed Original ResearchMetal-organic frameworksUiO-66-XTransition metal ionsIon separationMetal ionsSolvent-assisted linker exchangeParent metal-organic frameworkDensity functional theory calculationsFunctional groupsBinding energyUiO-66-(COOH)<sub>2</subIon binding energiesMetal ion separationUiO-66-COOHUiO-66 derivativesLinker chemistryPost-synthetic modificationCarboxylic acid groupsIncorporation of carboxylic acid groupsQuartz crystal microbalanceLinker exchangeUiO-66Pore windowsHigh selectivityMaterials chemistryRational Matching of Metal–Organic Frameworks and Polymers in Mixed Matrix Membranes for Efficient Propylene/Propane Separation
Yu Z, Sun Y, Zhang Z, Geng C, Qiao Z. Rational Matching of Metal–Organic Frameworks and Polymers in Mixed Matrix Membranes for Efficient Propylene/Propane Separation. Polymers 2024, 16: 2545. PMID: 39274177, PMCID: PMC11398130, DOI: 10.3390/polym16172545.Peer-Reviewed Original ResearchMixed-matrix membranesMetal-organic frameworksPropylene/propane separationMOF-based MMMsPim-1Excellent separation performanceMixed matrix membranesMolecular sieving propertiesHigh-performance membranesMOF fillersInterfacial coordinationZIF-8Gas separationMatrix membranesSeparation performanceMOFSieving propertiesFiller materialSeparation technologyPolymerSeparationFillerHigh permeabilityPropyleneCoordination strategyHigh-vacuum-calcined multi-MOF mixed-matrix membrane for CH4/N2 separation
Liang R, Wang L, Wang Y, Zhou F, Yang Z, Sun Y, Gu Z, Qiao Z. High-vacuum-calcined multi-MOF mixed-matrix membrane for CH4/N2 separation. Polymer 2024, 309: 127455. DOI: 10.1016/j.polymer.2024.127455.Peer-Reviewed Original ResearchMetal-organic frameworksSeparation performanceMetal sitesCharacteristics of metal–organic frameworksOptimal gas separation performanceMOF-74-NiCH4/N2 separation performanceGas separation performanceUiO-66-NH2Mixed-matrix membranesMultistage pore structureCH4/N2 selectivityMesoporous structureCH4/N2 separationZIF-8CH4 permeanceKinetic diameterCH4 adsorptionCH4/N2Binary fillersFiller loadingMicropore characteristicsPore structureBoiling pointCalcinationExfoliation of a metal–organic framework enabled by post-synthetic cleavage of a dipyridyl dianthracene ligand
Logelin M, Schreiber E, Mercado B, Burke M, Davis C, Bartholomew A. Exfoliation of a metal–organic framework enabled by post-synthetic cleavage of a dipyridyl dianthracene ligand. Chemical Science 2024, 15: 15198-15204. PMID: 39246333, PMCID: PMC11378025, DOI: 10.1039/d4sc03524k.Peer-Reviewed Original ResearchMetal-organic frameworksZinc metal-organic frameworkStacking axisConductive 2D metal–organic frameworksThree-dimensional MOFsTwo-dimensional (2D) metal-organic frameworksCrystals of 2D materialsStimuli-responsive ligandsSynthetic tunabilityImproved crystal growthTwo-dimensional frameworkStacking directionMacroscopic crystalsDimeric ligandsLigandChemo-sensingCrystal growthStructural analysisNanoscale applicationsDianthraceneStackExfoliationAnthraceneDipyridylIncreasing orderDesigning membranes with specific binding sites for selective ion separations
Violet C, Ball A, Heiranian M, Villalobos L, Zhang J, Uralcan B, Kulik H, Haji-Akbari A, Elimelech M. Designing membranes with specific binding sites for selective ion separations. Nature Water 2024, 2: 706-718. DOI: 10.1038/s44221-024-00279-6.Peer-Reviewed Original ResearchMembrane nanochannelsFunctional groupsCovalent organic frameworksMetal-organic frameworksSelective ion separationIon binding energiesMembrane material designSelective ion transportIon binding affinityEnergy storage technologiesOrganic frameworksIon separationSynthetic methodNanostructured materialsBinding sitesBinding energyMaterial designDesign membranesDrug discoveryAngstrom scaleChemical interactionIonsChemical featuresNanochannelsIon transportRoll-to-roll fabrication of large-area metal–organic framework-based membranes for high-performance aqueous separations
Ji Y, Gu B, Huo H, Xie S, Peng H, Zhang W, Yin M, Xiong B, Lu H, Villalobos L, Zhao Q, Gao C, Elimelech M, An Q. Roll-to-roll fabrication of large-area metal–organic framework-based membranes for high-performance aqueous separations. Nature Water 2024, 2: 183-192. DOI: 10.1038/s44221-023-00184-4.Peer-Reviewed Original ResearchMetal-organic frameworksRoll-to-roll fabricationCrystallization strategyMetal-ligand interactionsMOF-based membranesEfficient water purificationSolute-solute separationPurification of pharmaceuticalsSolute-solute selectivityHigh water permeanceSpiral wound membrane modulesDye desalinationMild conditionsHybrid membranesAqueous separationsSeparation performanceWater permeanceRemarkable stabilityMembrane moduleWater purificationScalable manufacturingUltra-thinInterconnection structureCrystalPolydopamine nanoparticlesOptical Pump THz Probe Spectroscopy on Metal-Organic Frameworks
Ostresh S, Nyakuchena J, Streater D, Wang D, Cody C, Hooper R, Zhang X, Reinhart B, Ma Q, He P, Brudvig G, Huang J, Neu J. Optical Pump THz Probe Spectroscopy on Metal-Organic Frameworks. 2024, fw4i.3. DOI: 10.1364/cleo_fs.2024.fw4i.3.Peer-Reviewed Original ResearchMetal-organic frameworksOptical pump-THz probePorous crystalline metal-organic frameworksCrystalline metal-organic frameworksCatalytic activity measurementsElectro-optical applicationsMetal centerProbe spectroscopyOptical pump-THz probe spectroscopyUltrafast photoconductivityPhotoconductivityTHz-probe spectroscopyPhotophysicsCatalysisChemical compositionTHz probeSpectroscopyMaterialsMetalChemical
2023
Dominant Role of Hole Transport Pathway in Achieving Record High Photoconductivity in Two‐Dimensional Metal–Organic Frameworks
Wang D, Ostresh S, Streater D, He P, Nyakuchena J, Ma Q, Zhang X, Neu J, Brudvig G, Huang J. Dominant Role of Hole Transport Pathway in Achieving Record High Photoconductivity in Two‐Dimensional Metal–Organic Frameworks. Angewandte Chemie 2023, 135 DOI: 10.1002/ange.202309505.Peer-Reviewed Original ResearchTransient absorption spectroscopyX-ray transient absorption spectroscopyPhotoelectric devicesAbsorption spectroscopyOptical transient absorption spectroscopyTime-resolved terahertz spectroscopyHigh photoconductivityHole transport mechanismTwo-dimensional metalsElectron dynamicsDensity functional theory calculationsTerahertz spectroscopyElectronic statesFunctional theory calculationsMetal-organic frameworksPhotoconductivityTheory calculationsCharge transportMobile chargesSpectroscopyHole transport pathwaysCharge transport pathwaysDominant Role of Hole Transport Pathway in Achieving Record High Photoconductivity in Two‐Dimensional Metal–Organic Frameworks
Wang D, Ostresh S, Streater D, He P, Nyakuchena J, Ma Q, Zhang X, Neu J, Brudvig G, Huang J. Dominant Role of Hole Transport Pathway in Achieving Record High Photoconductivity in Two‐Dimensional Metal–Organic Frameworks. Angewandte Chemie International Edition 2023, 62: e202309505. PMID: 37872121, DOI: 10.1002/anie.202309505.Peer-Reviewed Original ResearchTransient absorption spectroscopyX-ray transient absorption spectroscopyPhotoelectric devicesAbsorption spectroscopyOptical transient absorption spectroscopyTime-resolved terahertz spectroscopyHigh photoconductivityHole transport mechanismTwo-dimensional metalsElectron dynamicsDensity functional theory calculationsTerahertz spectroscopyElectronic statesFunctional theory calculationsMetal-organic frameworksPhotoconductivityTheory calculationsCharge transportMobile chargesSpectroscopyHole transport pathwaysCharge transport pathwaysEngineering Band Gap and Photoconduction in Semiconducting Metal Organic Frameworks: Metal Node Effect
Nyakuchena J, Ostresh S, Neu J, Streater D, Cody C, Hooper R, Zhang X, Reinhart B, Brudvig G, Huang J. Engineering Band Gap and Photoconduction in Semiconducting Metal Organic Frameworks: Metal Node Effect. The Journal Of Physical Chemistry Letters 2023, 14: 5960-5965. PMID: 37345878, DOI: 10.1021/acs.jpclett.3c00499.Peer-Reviewed Original ResearchMetal nodesMetal charge-transfer stateMetal-organic frameworksSquare-planar coordinationCharge transfer stateMixed valence stateBand gapX-ray absorptionTime-resolved opticalOrganic frameworksSmall band gapPhotophysical propertiesPlanar coordinationTransfer statePhotocatalytic propertiesValence stateStructural preferencesMOFOctahedral sphereEngineering band gapOptical Pump THz Probe Spectroscopy on Metal-Organic Frameworks
Ostresh S, Nyakuchena J, Streater D, Cody C, Hooper R, Zhang X, Reinhart B, Brudvig G, Huang J, Neu J. Optical Pump THz Probe Spectroscopy on Metal-Organic Frameworks. 2023, 00: 1-1. DOI: 10.1109/irmmw-thz57677.2023.10299057.Peer-Reviewed Original Research
2022
THz-Photoconductivity and THz-Conductivity in Metal-Organic Frameworks (MOFs)
Neu J, Ostresh S, Pattengale B, Brudvig G. THz-Photoconductivity and THz-Conductivity in Metal-Organic Frameworks (MOFs). 2022, 00: 1-4. DOI: 10.1109/irmmw-thz50927.2022.9895557.Peer-Reviewed Original Research
2021
THz spectroscopy of emerging materials for light driven processes and energy harvesting
Neu J, Pattengale B, Ostresh S, Capobianco M, Brudvig G. THz spectroscopy of emerging materials for light driven processes and energy harvesting. Proceedings Of SPIE--the International Society For Optical Engineering 2021, 11685: 116850x-116850x-8. DOI: 10.1117/12.2591087.Peer-Reviewed Original ResearchTHz spectroscopyMetal-organic frameworksHigh-frequency propertiesTime-domain THz spectroscopyTHz rangeEnergy harvestingGrain boundariesTerahertz spectroscopyElectrical propertiesCarrier lifetimeNovel materialsDC behaviorSuperior designFrequency propertiesOrganic frameworksConductivity methodMaterialsPhonon modesCharge transferLow frequencyPropertiesSpectroscopyTHz-TDS and TRTS of Metal Organic Frameworks and 2D Materials
Neu J, Pattengale B, Ostresh S, Capobianco M, Brudvig G, Schmuttenmaer C. THz-TDS and TRTS of Metal Organic Frameworks and 2D Materials. 2021, 00: 1-1. DOI: 10.1109/irmmw-thz50926.2021.9567198.Peer-Reviewed Original ResearchPhotoinduced Charge Transport in Conductive Metal Organic Frameworks
Ostresh S, Nyakuchena J, Pattenale B, Neu J, Streater D, Fiankor C, Hu W, Kinigstein E, Zhang J, Zhang X, Schmuttenmaer C, Huang J, Brudvig G. Photoinduced Charge Transport in Conductive Metal Organic Frameworks. 2021, 00: 1-2. DOI: 10.1109/irmmw-thz50926.2021.9567551.Peer-Reviewed Original ResearchConductive metal-organic frameworksMetal-organic frameworksPhotocatalytic applicationsCharge transport mechanismOrganic frameworksPorous crystalline materialsCharge transportTerahertzCrystalline materialsTransport mechanismRational designPromising classConductivityApplicationsAbsorption spectroscopyTransient absorption spectroscopyMaterials
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