Preparation, Characterization and Properties of Graphene-silver Sulphide Hybrid

(整期优先)网络出版时间:2012-05-15
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Afacileandefficientstrategywasreportedforthepreparationofgraphenenanosheets-Ag2Shybridbyasimplehydrothermalprocess.First,Ag2Sparticlesdepositedonthesurfaceofgrapheneoxide(GO)sheet.GOwasthenreducedbyhydrazinehydratetographene.TheresultsofX-raydiffraction(XRD)andFouriertransforminfrared(FTIR)demonstratedtheefficientreductionofGOtographene.Transmissionelectronmicroscopy(TEM)imageofthesamplerevealsthemorphologyofthearchitectureofgraphene-Ag2Shybrid.Ultraviolet-visiblespectroscopy(UV-Vis)andphotoluminescence(PL)measurementwerefurtheremployedtostudytheopticalpropertiesoftheobtainednanocomposite.Thisworkcanbeextendedtodesignothergraphene-basedhybridnanomaterials,andtheas-grownarchitecturesmayholdpromiseformanyapplications.