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MOFs材料对CO_2的吸附分离研究进展.docx

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MOFs材料对CO_2的吸附分离研究进展 Title:RecentAdvancesinCO2AdsorptionSeparationbyMetal-OrganicFrameworks(MOFs) Abstract: Inrecentyears,theneedtomitigatetherisinglevelsofCO2emissionsandaddresstheassociatedenvironmentalchallengeshasledtoextensiveresearchinthefieldofCO2captureandseparation.Metal-OrganicFrameworks(MOFs)haveemergedaspromisingcandidatesforCO2adsorptionandseparationduetotheiruniquestructuralpropertiesandtunablechemicalfunctionalities.ThispaperprovidesanoverviewoftherecentadvancesintheresearchonCO2adsorptionseparationusingMOFs,highlightingthekeyachievements,challenges,andfutureprospects. Introduction: Theexcessivereleaseofcarbondioxide(CO2)intotheatmosphereisapressingenvironmentalissueasitcontributessignificantlytoglobalwarmingandclimatechange.Therefore,efficientstrategiesforCO2captureandseparationareurgentlyneeded.Amongvarioustechnologies,adsorptionusingMOFshasattractedsubstantialattentionduetotheirexceptionalfeaturessuchashighsurfacearea,tunableporesize,andtailoredchemicalfunctionalities.ThispaperaimstooutlinetherecentprogressinusingMOFsforCO2adsorptionseparation,focusingoncriticalaspectssuchasMOFselection,adsorptionmechanisms,separationstrategies,andfutureprospects. MOFsforCO2Adsorption: Metal-OrganicFrameworksareaclassofcrystallineporousmaterialscomposedofmetalionsorclusterscoordinatedtoorganicligands.ThedesignandsynthesisofMOFscanbecustomizedtoincorporatespecificstructuralfeaturesandchemicalmoietiestoenhanceCO2captureefficiency.Variousmethods,suchassolvothermalsynthesisorpost-syntheticmodification,havebeenemployedtofunctionalizeMOFsforenhancedCO2adsorption.ThedevelopmentofMOFmaterialswithlargesurfaceareas,highthermalstability,andhighCO2adsorptioncapacitieshavesignificantlyadvancedthefieldofCO2separation. AdsorptionMechanisms: UnderstandingtheadsorptionmechanismsofCO2onMOFsiscrucialforoptimizingthematerialperformances.TheinteractionbetweenCO2moleculesandMOFsisprimarilydrivenbyelectrostaticforces,dispersioninteractions,andhost-guestinteractions.Thepresenceofopenmetal