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1、Large-ScaleSynthesisofFlower-likeTewithUniformBranchesbyaSurfactant-AssistedMethodXingbaoWang*Authorstowhomcorrespondenceshouldbeaddressed.Email:xingbaowang@126.com.Fax:+8651885893161.Tel:+8651885893161.XinhaiSeniorHighSchool,Lianyungang,Jiangsu,China222006;ABSTRACTFlower-li
2、ketelluriumwithuniformbrancheswassuccessfullypreparedinlargequantitiesbyasurfactant-assistedmethod.TheproductwascharacterizedwithX-raydiffraction(XRD),scanningelectronicmicroscopy(SEM),transmissionelectronicmicroscopy(TEM),selectedareaelectronicdiffraction(SAED)andenergydisp
3、ersiveX-rayspectroscopy(EDS).Thecharacterizationresultsrevealedthatthestructureofthebranchofflower-likeTewasgrownalongthe(001)crystalplane.Furthermore,theRamanspectrumoftheflower-liketelluriumwithuniformbrancheswasstudied.Theresultshowsthattheflower-likeTehasthreecharacteris
4、ticpeaks.Thisstudyprovidesasimplemethodtopreparethree-dimensionalTemicrostructureinlargescale,whichbroadstheirpracticalapplications.Keywords:Tellurium;Semiconductors;Microstructure;Morphology;Surfactant-assisted1.IntroductionInpastdecades,two-orthree-dimensionalnanostructure
5、shavebeenthefocusofcurrentresearchonmicro-/nanomaterialsbecausepropertiesandapplicationsofthematerialsaredependentonthespatialarrangementandorientationofthenanocrystals[1-2].Todate,synthesisofcomplexmicro/nanostructures,includingfractalpatterns,dendrites,andotherhierarchical
6、structures,hasattractedgreatattentionbecausestudiesonthesehyperbranchedstructuresareusefultofabricateelectronicorphotonicnanodevices[3].Recently,manyeffectivemethodsofsynthesizingfunctionalmaterialswithcomplexthree-dimensionalnanostructureshavebeeninvestigated[4].Forthefabri
7、cationofsuchsuperstructures,theemploymentofappropriateorganicligandorsurfactantisgenerallynecessaryastheshapemodifier[5].Oneofthemostattractivematerialsistelluriumbecauseitexhibitsmanyfascinatingproperties,forexample,semiconductivity,thermoelectricity,nonlinearopticalrespons
8、es,uniquephotoconductivity,highpiezoelectricity,andcatalyticactivitytowards
