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1、Appl.Phys.A81,685689(2005)AppliedPhysicsADOI:10.1007/s00339-005-3243-zMaterialsScience&Processingx.m.liuElectrochemicaldepositionandcharacterizationy.c.zhouofCu2OnanowiresHigh-performanceCeramicDivision,ShenyangNationalLaboratoryforMaterialsScience,InstituteofMetalResearch,ChineseAcademyofSciences,
2、72WenhuaRoad,Shenyang110016,P.R.ChinaReceived:14February2005/Accepted:23February2005inavigorouslystirred,illuminatedsuspensionofCu2Opar-Publishedonline:20April2005•©Springer-Verlag2005ticles,althoughtheexactmechanismandpreciseroleoftheoxideareunclear[18,19].Recently,ithasbeenfoundthatABSTRACTCu2Onan
3、owiresweresuccessfullysynthesizedbyCu2Osubmicrospherescanbeusedasanegative-electrodeanelectrochemicalmethodusinganaluminamembraneasmaterialforlithium-ionbatteries[20].templatethroughprecisecontrolofthepHvalueoftheelec-Electrochemicaldeposition(ED)couldbeaconvenienttrolyte.Thedepositionprocesswasmoni
4、toredbythetimewayofengineeringthecrystalorientationsofsemiconductingcurrentcurve.CharacterizationwasperformedbymeansofX-raydiffraction,scanningelectronmicroscopy,andtransmis-filmsornanowires.Highlytexturedsemiconductorfilmsorsionelectronmicroscopy.ThegrowthdirectionsoftheCu2Onanowires,forexampleCu2O[2
5、126]andBi2Ti3[9,10,27],nanowiresweredeterminedandthepossiblegrowthmechanismhavebeenelectrochemicallyprepared.Epitaxialelectrode-isdiscussed.positionhasalsobeenmadeonsingle-crystalcopperandgold[28,29].Therearealreadyseveralpapersonthesynthe-PACS68.37.Lp;81.07.-b;81.16.BesisofCu2Onanowiresusingdiffere
6、ntmethods[26,3033].But,theproductsreportedintheliteraturewere,however,sometimescharacterizedbyrelativelylowyields[32],poly-1Introductioncrystallinity[30,31],andlowaspectratios[30,32].Thus,methodsneedtobedevelopedtoovercometheseproblems.One-dimensionalnanostructuralmaterialshaveHere,wereporttheelectr
7、ochemicaldepositionofCu2Olatelybeenattractingconsiderableattentionduetotheircon-nanowiresusinganaluminamembrane(AM)astemplate.tributiontotheunderstandingofbasicconceptsandpotentialThismethod,combining