電化學(xué)沉積垂直介孔薄膜及其性能研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文電化學(xué)沉積垂直介孔薄膜及其性能研究姓名：馬運(yùn)周申請學(xué)位級別：碩士專業(yè)：光電子及信息材料指導(dǎo)教師：劉啟明201206武漢理工大學(xué)碩士學(xué)位論文AbstractMesoporoussilicamaterialswithlargerS]peci丘csurfaceareas，largeporevolume，andfinetuningoftheporestructureholdbroadapplicationprospect

2、sinthefieldofcatalysis，adsorptionseparationoptoelectronics，ctal，whichhasbeenreceiveddeepexplorationMesoporoussilicafilmswimorderedarrangementofmesochannelsmakeitpossibleintheapplicationofdevicesParticularlytheapplication

3、researchonhighlyorderedandverticallyorientedmesoporoussilicafilmshasattractedattentionofscientistsfromallareasinrecentyearsAtpresentthedevelopmentofapplicationofthefilmisthatitsverticaltunnelcanbeusedastemplatetogrowmeta

4、lnanowirearraysandsomeopticallyactivemolecules，ontheotherhand，italsoCanbeusedaselectrochemicalsensorandopticaldevicesMesoporoussilicafilmswitllhighlyorderedandverticallyorientedchannelscanbesuccessfullygeneratedbyeleetro

5、depositionThismethodinvoNestheelectrogenerationofhydroxideionsatanworkingelectrodesurfaceimmersedinanhydrolyzedsolsolution(containingtypicallyTEOSandCTAS)inordertocatalyzepolycondensationoftheprecursorsandsel鼻弱se玎1blyofh

6、exagonallypackedonedimensionalchannelsthatgrowperpendicularlytotheITOglasssurfaceHerewestudytheaffectionofthesupportingelectrolytetothehydrolysisofTEOSandtotheprocessoftheelectrodepositionwhichindicatesthatNeutralnitrate

7、isthebestsupportingelectrolyteHereWeusesmallangleXRD，SEMandTEMtoobservethearrangememofthechannel，surfacemorphologyandmesochannel’Sstructures，showingorderlyarrangementofthemesostructureVoltammetricexperimentscarriedoutont

8、hesemesoporousfilmsdepositedontoplanarindiumtinoxideelectrodes，aftertemplateextractionhaverevealedverysensitiveresponsestosolutionphaseredoxprobes嬲aresultoffastmasstransportfromtheexternalsolutionthroughthefilmtotheelect