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1、MaterialsTodayVolume18,Number3April2015RESEARCHRecentadvancesindye-sensitizedsolarcells:Reviewfromphotoanodes,sensitizersandelectrolytestocounterelectrodesRESEARCH:221,212MeidanYe,XiaoruWen,MengyeWang,JamesIocozzia,NanZhang,2,*and1,*ChangjianLinZhiqunLin
2、1SchoolofMaterialsScienceandEngineering,GeorgiaInstituteofTechnology,Atlanta,GA30332,UnitedStates2StateKeyLaboratoryofPhysicalChemistryofSolidSurfaces,DepartmentofChemistry,CollegeofChemistryandChemicalEngineering,XiamenUniversity,Xiamen361005,ChinaDye-sen
3、sitizedsolarcells(DSSCs),aslow-costphotovoltaicdevicescomparedtoconventionalsiliconsolarcells,havereceivedwidespreadattentioninrecentyears;althoughmuchworkisrequiredtoreachoptimaldeviceefficiencies.ThisreviewhighlightsrecentdevelopmentsinDSSCsandtheirkeycom
4、ponents,includingthephotoanode,sensitizer,electrolyteandcounterelectrode.Introductioncausesphoto-excitationoftheabsorbeddyemoleculestogenerateMotivatedbycontinuouslygrowingglobalenergydemandsandexcitedelectronswhicharesubsequentlyinjectedintothecon-thedepl
5、etionofreadilyaccessiblefossilfuels;thesearchforductionbandofthesemiconductorandquicklyshuttledtothealternativeenergysources,particularlyrenewablesolarenergy,externalcircuitthroughtheconductivesubstrate,producinganhasbecomevital.Despitetheclearadvantagesas
6、sociatedwithelectriccurrent.Theoriginalstateofthedyeissubsequentlytheadoptionofsolarcells,theyneedtobecost-effectiveandpricedrestoredbyelectrondonationfromtheredoxelectrolyte.Thecompetitivelyincomparisontoconventionalenergyresources,ascounterelectroderetur
7、nschargefromtheexternalcircuitbackanytechnologicalorperformanceimprovementsmustbebal-tothecyclingcircuitinthecell[4].ancedagainsttheassociatedcost[1].Sincesignificantbreak-Eachpartofthedeviceheavilydeterminesthecostandefficiencythroughsin1991[2],dye-sensitiz
8、edsolarcells(DSSCs)haveofDSSCs.Thus,inpastyearsalmostallresearchefforthasbeenenteredpublicviewandgarneredmoreandmoreresearchatten-focusedonthemodificationofeachcomponentforpracticalappli-tionoverthefollowing20
