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 chemistrySalt partitioning and transport in polyamide reverse osmosis membranes at ultrahigh pressures
Pataroque K, Wu J, He J, Fan H, Mahajan S, Guo K, Le J, Au K, Wang L, Li Y, Hoek E, Elimelech M. Salt partitioning and transport in polyamide reverse osmosis membranes at ultrahigh pressures. Journal Of Membrane Science Letters 2024, 4: 100079. DOI: 10.1016/j.memlet.2024.100079.Peer-Reviewed Original ResearchSalt permeanceSalt partition coefficientReverse osmosisPolyamide reverse osmosis membranesAffecting membrane performancePolyamide layer thicknessFeed salt concentrationReverse osmosis membranesQuartz crystal microbalanceDead-end cellStructure-performance relationshipRO membranesMembrane performancePolyamide layerOsmosis membranesWater transport mechanismFeed salinityOsmotic deswellingFrictional interactionPore sizeFeed concentrationNon-equilibrium molecular dynamics simulationsLayer thicknessPermeanceCrystal microbalance
2023
Orientation matters: Measuring the correct surface of polyamide membranes with quartz crystal microbalance
Villalobos L, Pataroque K, Pan W, Cao T, Kaneda M, Violet C, Ritt C, Hoek E, Elimelech M. Orientation matters: Measuring the correct surface of polyamide membranes with quartz crystal microbalance. Journal Of Membrane Science Letters 2023, 3: 100048. DOI: 10.1016/j.memlet.2023.100048.Peer-Reviewed Original ResearchPolyamide layerRO membranesFront surfacePolyamide selective layerPolysulfone porous supportPolyamide reverse osmosis membraneCommercial RO membranesPolyamide active layerReverse osmosis membranesPolyamide RO membranesSelective layerOrganic foulingOsmosis membranesActive layerPolyamide membranesBack surfacePorous supportQCM sensorOpposite surfaceQuartz crystal microbalance measurementsLayerQuartz crystal microbalanceSurface orientationCrystal microbalance measurementsSurface
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