Facile-synthesis-and-characterization-of-trimesic-acid-Cu-based-metal-organic-frameworks

AppliedSurfaceScience314(2014)663–669ContentslistsavailableatScienceDirectAppliedSurfaceSciencejournalhomepage:www.elsevier.com/locate/apsuscFacilesynthesisandcharacterizationoftrimesicacid-CubasedmetalorganicframeworksNurettinSahinera,c,∗,KivancSelb,c,OmerFarukOzturka,SahinDemircia,GozdeTerziaaCanakkaleOnsekizMartUniversity,FacultyofSciencesandArts,DepartmentofChemistry,TerziogluCampus,17100Canakkale,TurkeybCanakkaleOnsekizMartUniversity,FacultyofSciencesandArts,DepartmentofPhysics,TerziogluCampus,17100Canakkale,TurkeycNanoscienceandTechnologyResearchandApplicationCenter(NANORAC),TerziogluCampus,17100Canakkale,TurkeyarticleinfoArticlehistory:Received13February2014Receivedinrevisedform6July2014Accepted6July2014Availableonline23July2014Keywords:TMS-Cumetal-organicframeworksMOFsPorousmaterialsConductiveMOFsabstractMetal-organicframeworksbasedontrimesicacid(TMA)asorganiclinkerandCu(II)asmetalionsfromdifferentmetalsaltssuchasCuCl2,Cu(NO3)2,CuSO4andCu(CH3COOH)2werepreparedinrelativelyenvironmentallyfriendlymediae.g.,atroomtemperatureinDIwaterandattheboilingpointofethanol.ThepreparedTMA-CuMOFsshowedveryinterestingporosityandopticalcoloringbasedonthesourceoftheusedmetalsaltsandpreparationmedium.ThepreparedMOFswerecharacterizedintermsoftheirporositywithBETmeasurementsanditwasfoundthatabout850m2/gfortheMOFpreparedfromCu(NO3)2saltinethanol.TheamountsofmetalionsconnectedtoTMAweredeterminedbyatomicabsorptionspectroscopymeasurements(AAS)afterdissolutionofTMA-CuMOFsbyconcentratedHCltreatments.FromAASmeasurementsthemoleratioofCu(II)toTMAwasfoundtovarybetween1.5and2,dependingonthesourceofmetalionsandthesolventusedduringpreparation.ThestructuralanalysisandthermalcharacterizationofthepreparedMOFsweredonebyusingFT-IRandTGAanalysis,respec-tively.Additionally,TMA-CubasedMOFdiskswerepreparedandtheirconductivitiesweredeterminedbyI–Vmeasurements.TheconductivityofTMA-CuMOFswascalculatedtobebetween8.26E−08and5.29E−11S/cm.©2014ElsevierB.V.Allrightsreserved.1.IntroductionFromthebeginningofthis