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1、MaterialsChemistryandPhysics120(2010)1–5ContentslistsavailableatScienceDirectMaterialsChemistryandPhysicsjournalhomepage:www.elsevier.com/locate/matchemphysMaterialssciencecommunicationSelectivesynthesisofcoppernanoplatesandnanowiresviaasurfactant-assistedhydrothermalpr
2、ocessShulingXua,XunSunb,HongYea,TingYoua,XinyuSonga,?,SixiuSuna,?aKeyLaboratoryofColloidandInterfaceChemistry,MinistryofEducation,SchoolofChemistryandChemicalEngineering,ShandongUniversity,27ShandaSouthRoad,Jinan,Shandong250100,PRChinabStateKeyLaboratoryofCrystalMateria
3、ls,ShandongUniversity,27ShandaSouthRoad,Jinan,Shandong250100,PRChinaarticleinfoabstractArticlehistory:Afacilesolution-phaseprocesshasbeendemonstratedfortheselectivepreparationofsingle-crystallineReceived12October2008CunanoplatesandnanowiresbyreducingCu+withascorbicacid(
4、VC)inthepresenceofcetyltrimethy-Receivedinrevisedform27August2009lammoniumbromide(CTAB)orcetyltrimethylammoniumchloride(CTAC).TostudytheformationAccepted31October2009processofnanoplatesandnanowires,samplesobtainedatvariousstagesofthegrowthprocesswerestudiedbyTEMandXRD.T
5、hepossiblemechanismwasdiscussedtoelucidatetheformationofdifferentKeywords:morphologiesofCunanostructures.UV–visspectraoftheCunanoplatesandnanowireswererecordedNanostructurestoinvestigatetheiropticalproperties,whichindicatedthattheas-preparedCunanostructuresexhibitedCrys
6、talgrowthmorphology-dependentopticalproperty.ChemicalsynthesisTransmissionelectronmicroscopy?2009ElsevierB.V.Allrightsreserved.1.IntroductionthesisofanisotropicCunanocrystal.Twodifferentmorphologies,nanoplatesandnanowireswereobtainedbyutilizingdifferentsur-Inthepastfewy
7、ears,muchefforthasbeendevotedtothefactants.Plate-likeCucrystalsweresynthesizedwhenCTABwascontrolledsynthesisofmetalnanostructuresbecauseoftheirusedassurfactant,whilewire-likestructureswereobtainedifCTABuniquechemicalandphysicalpropertiesthataredifferentfromwassubstitute
8、dbyCTAC.thoseofthebulkmaterials[1].Amongallmetals,Cuisthemostcommonlyusedinelectricalconductivityowingtoitslow
