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Fabrication of Nanogold Doped Zn0 Electrodes Using Electrospinning and Their Application in Dye-sensitized Solar Cells  
Fabrication of Nanogold Doped Zn0 Electrodes Using Electrospinning and Their Application in Dye-sensitized Solar Cells
資料類型: PDF文件
關(guān)鍵詞: Electospinning  Zinc  oxide  (Zn0)  S01-gel  Dye-sensitized  solar  
cell  (DSSC)  
資料大?。?/td> 73K
所屬學(xué)科: 分子表征
來源: 第六屆亞歐研討會上處理和性能增強聚合物會議文集(2013.6.2-6 武漢)
簡介:
Au-dopedZnonanofiberswiththeAucontentsintherangeof0-5%weresuccessfullypreparedbyelectrospinningtechniqueandevaluatedasphotoanodesfordye-sensitizedsolarcells(DSSCs).ItwasgeneratedbycalciningAu/ZnC12/PVP(PVP:poly(vinylpyrrolidone》nanofibers,whichwereelectrospunfromamixturesolutionofAu,ZnC12andPVP.Scanningelectronmicroscopy(SEM),Transmissionelectronmicroscopy(TEM)andX-raydiffraction(XRD)analyseswereusedtoidentifythemorphologyandmicrostructureoftheAu-dopedZn0nanofibers.Theopen-circuitvoltageincreasedsignificantlywiththeadditionofAuduetothemcreaseinelectronrecombinationresistanceattheZnonanofiberelectrode/electrolyteinterfacesresultinginthereductionindarkcurrent.TheZnonanofibers(ZnO-NF)withadiameterof260nmweresuccessfullyobtainedaftercalcinationsoftheprecursorfibers.AsignificantimprovementoftheefficiencyintheZnO-NFdye-sensitizedsolarcell(DSSC)hasbeenachievedbythecommercialZnonanoparticle(NP)combinedwithZnO-NFandcoatingonfluorine-dopedtinoxide(FTO)anode.ComparedwiththeZnO-NF,thesuperiorperformanceoftheZnO-NF/NPcompositeDSSCcellhasobviouslyincreasedthelightharvestingwithoutsignificantlysacrificingtheelectrontransport.
作者: Y. Y. Su, P. Y. Huang, C. M. Lin, C. M. Wu
上傳時間: 2013-07-01 15:41:33
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