二氧化钛多孔纳米片在染料敏化太阳电池中的应用_英文

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1、第30卷第10期2014年10月无机化学学报CHINESEJOURNALOFINORGANICCHEMISTRYVol．30No．102408-2418二氧化钛多孔纳米片在染料敏化太阳电池中的应用胡嘉清1雷炳新1孙振范＊,1孙伟1张宪玺＊,2(1海南师范大学化学与化工学院，海口571158)(2聊城大学化学化工学院，山东省化学储能与新型电池技术重点实验室，聊城252000)摘要：运用连续吸附反应法和化学腐蚀-沉积法，用ZnO/FTO(氟掺杂氧化锡)多孔纳米片为模板，制备了TiO2/FTO多孔纳米片。研究了吸附次数对形貌、光散射性能和染料敏化太阳电池性能的影响。最

2、佳吸附次数为30，由此得到的太阳能电池的效率、短路电流密度Jsc、开路电压Voc和填充因子FF分别为：5.57%、9.26mA·cm-2、0.835V和72.04%。这个效率略高于P25(5.32%)，但远高于ZnO(2.41%)。关键词：纳米片；多孔电极；二氧化钛；染料敏化太阳电池中图分类号：0614.41+1；TM914.4+2文献标识码：A文章编号：1001-4861(2014)10-2408-11DOI：10.11862/CJIC.2014.305PorousTiO2NanosheetsFilmsforDye-SensitizedSolarCellsHUJi

3、a-Qing1LEIBing-Xin1SUNZhen-Fan＊,1SUNWei1ZHANGXian-Xi＊,2(1SchoolofChemistryandChemicalEngineering,HainanNormalUniversity,Haikou571158,China)(2ShandongProvincialKeyLaboratoryofChemicalEnergyStorageandNovelCellTechnology,SchoolofChemistryandChemicalEngineering,LiaochengUniversity,Liaochen

4、g,Shandong252059,China)Abstract:AstrategywaspresentedforsynthesizingTiO2nanosheetsonfluorine-dopedtinoxide(FTO)glasssubstratethroughlayer-by-layerabsorptionandreaction(LBL-AR)methodusingporousZnOnanosheetsasatemplate,followedbywet-chemicaletchinganddepositingprocess.Theeffectofimmersin

5、gcyclesonthemorphology,opticalpropertyandperformanceofdye-sensitizedsolarcells(DSSCs)hasbeendemonstrated.Amaximumefficiencyof5.57%isobtainedfrom30cyclesofimmersing,withashort-circuitcurrentdensity(Jsc)of9.26mA·cm-2,open-circuitvoltage(Voc)of0.835Vandfillfactor(FF)of72.04%.Themaximumeff

6、iciencyachievedisalittlehigherthanthatofcell-P25(5.32%)andmuchhigherthanthatofZnOnanosheets(2.41%).Keywords:nanosheet;porouselectrode;TiO2;dye-sensitizedsolarcellAsanexceptionallyimportantversatilesemiconductorandmetaloxide,titaniumoxide(TiO2)hasbeenwidelyinvestigatedandutilizedduetoit

7、spotentialapplicationsinphotocatalysis[1],hydrogenproduction[2],lithiumionbatteries[3],sensors[4],dye-sensitizedsolarcells(DSSCs)[5],andsoon.SincethefirstapplicationoftransparentTiO2nanocrystallinefilmstoDSSCreportedbyOReganandGrtzelin1991[5],anumberofinvestigationshavebeencarriedou