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1、留学美国签证研究计划模板大全(1)DescriptionsoftheresearchplanTitle:Synthesis,FormationMechanisnandPropertiesofDifferentMetal/MetalNanostructuresKeywords:Multi-ShellNanostructures,IonicLiquids,Electrochemistry,Multi-Functionality,PorousMetalMaterials,Low-Dimensionality,GreenChemistryObjectives:Thisprogramistodeve
2、lopanovelmethodforfabricatingheterogeneousoralloyeddifferentmetal/metallow-dimensionalnanostructures,forexample,multi-shellorporousAg-Aunanowires,manorods,andnanocubesusinganionicliquidasboththesolventandshape-inducingtemplate.Synthesisofionicliquids(ILs)withdifferentalkylchainsandfunctionalgroups,
3、aswellastheformationofdifferentmetal/metalnanostructureswithnewpropertiesareinvolvedinthisresearchplan.Alloyedorheterogeneousmulti-shellnanostructuresaregeneratedbyutilizingelectrochemical(electroless)deposit!onorasimplegalvanicreplacementreactioninILs.Bycontrollingthesize,shape,composition,crystal
4、structureandsurfacepropertiesofthesestructures,itenablesusnotonlytouncovertheirintrinsicproperties,butexploittheirformationmechanisminILsmedia,aswellastheirapplicationsincatalysis,surface-enhaneedRamanscattering(SERS),sensors,porouselectrodes,etc.Thisgreenchemistryprocessalsomaybeextendedtosynthesi
5、zeotherorganicandinorganicnanostructureswithnovelproperties,morphologyandcomplexform.State・of-the-artMetalnanostructureshavenumerousapplicationsasnanoscalebuildingblocks,templates,andcomporientsinchemicalandbiologicalsensors,aswellaselectronic/opticaldevices,duetotheirinterestingoptical,catalytican
6、delectricalpropertiesthatdependstronglyonbothsizeandshape.Overthepastdecade,impressiveprogresshasbeenmadetowardsthefairlygoodshapeandsizecontrolofmetalnanostructures[1][2].Fornoblemetals,moreemphasisisplacedontuningthenovelshape-dependentpropertiesofthesenanostructuresincontrasttothesize・dependency
7、.Avarietyofmetallicbuildingblockswithuniquepropertieshavebeensynthesizedincludingcubes[3][4],prisms[5],disks[6],andhollownanostructures[7].Currentlytheinterestsmigratetothesynthesisandapplicationofmorecompl