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1、MaterialsLetters63(2009)2361–2364ContentslistsavailableatScienceDirectMaterialsLettersjournalhomepage:www.elsevier.com/locate/matletElectrospinningofbetasiliconcarbidenano?bersHarveyA.Liu,KennethJ.BalkusJr.?TheUniversityofTexasatDallas,DepartmentofChemistryandtheAlanG.MacDiarmidNanoTechInstit
2、ute,Richardson,TX75083-0688,USAarticleinfoabstractArticlehistory:Siliconcarbideexhibitsmanyuniquepropertiessuchasitsmechanicalrobustness,chemicalinertness,andReceived13May2009thermalstability,whichmakethematerialappealingformanyapplications.SomeoftheseapplicationsAccepted4August2009includeits
3、useasasupportfornanocompositesorasahightemperature?ltermaterial.TheabilitytoAvailableonline9August2009fabricatenano?bersofSiCcouldenhanceitsutilityintheseapplications.Inthecurrentstudy,nano?bersofβ-SiChavebeenfabricatedthroughthetechniqueofconcentricelectrospinning.ThismethoddemonstratesKeywo
4、rds:theabilitytofabricateuniformSiCnano?berswithadiameterrangingfrom1to2nm,thesmallesttodate.SiliconcarbideNano?bers?2009ElsevierB.V.Allrightsreserved.Electrospinning1.Introductiondemonstratedthe?rstfabricationmethodtoattainconsistentlyuniformsiliconcarbide?berswithdiametersintherangeof1–2nm.
5、SiliconcarbidehasbeenacclaimedformanyofitscharacteristicsTherehasbeengrowinginterestinthemethodofelectrospinning,suchasitsmechanicalrobustness,chemicalinertness,andthermalespeciallyintheareaofceramicmaterials.Thismethodhasbeenstability.Duetothemanyuniquepropertiesofsiliconcarbide,utilizedinth
6、efabricationofsubmicrontonanosized?berscomposeddifferentmorphologiesofthismaterialhavebeenfabricated,includ-ofvariousmaterialsincludingpolymers[11],ceramics[12–18],anding:thin?lms[1,2],rods[3,4],and?bers[5,6].Forexample,?berswithcomposites[19],whichhavefoundapplicationinareassuchastissueadiam
7、eterof1–3μmwerefabricatedthroughwet-typeelectrospin-engineering[20,21],catalysis[22],compositematerials[19],super-ning[6].Amorerecentstudyintheelectrospinningofsiliconcarbidecapacitors[23,24],drugdelivery[25],aswellasself-healingmaterialsbyEi
