欢迎来到天天文库
浏览记录
ID:56217872
大小:66.00 KB
页数:9页
时间:2020-03-21
《文献综述及外文文献翻译【精选】.doc》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、华中科技大学文华学院毕业设计(论文)外文文献翻译(本科学生用)题目:薄膜太阳能电池的研究与发展现状学生姓名:陈刚祥学号:_080110011106_学咅B(系):专业年级:08级电子科学与技术指导教师:周裕鸿职称或学位:讲师2012年3月28H外文文献翻译(译成中文1000字左右):【主要阅读文献不少于5篇,译文后附注文献信息,包括:作者、书名(或论文题目)、出版社(或刊物名称)、出版时间(或刊号)、页码。提供所译外文资料附件(印刷类含封面、封底、目录、翻译部分的复印件等,网站类的请附网址及原文】原文:Depleted-HeterojunctionColloid
2、alQuantumDotSolarCellsABSTRACT:Colloidalquantumdot(CQD)photovoltaicscombinelow-costsolutionprocessabilitywithquantumsize-effecttunabilitytomatchabsorptionwiththesolarspectrum.RapidrecentadvancesinCQDphotovoltaicshaveledtoimpressive3.6%AM1.5solarpowerconversionefficiencies^Twodistinct
3、devicearchitecturesandoperatingmechanismshavebeenadvanced.Thefirst-theSchottkydevice-wasoptimizedandexplainedintermsofadepletionregiondrivingelectron-holepairseparationonthesemiconductorsideofajunctionbetweenanopaquelow-work-functionmetalandap-typeCQDfilm.Thesecond-theexcitonicdevice
4、-employedaCQDlayeratopatransparentconductiveoxide(TCO)andwasexplainedintermsofdiffusiveexcitontransportviaenergytransferfollowedbyexcitonseparationatthetype-IIheterointerfacebetweentheCQDfilmandtheTCO.HerewefabricateCQDphotovoltaicdevicesonTCOsandshowthatourdevicesrelyontheestablishm
5、entofadepletionregionforfield-drivenchargetransportandseparation,andthattheyalsoexploitthelargebandgapoftheTCOtoimproverectificationandblockundesiredholeextraction.Theresultantdepleted-heterojunctionsolarcellsprovidea5.1%AM1.5powerconversionefficiency.Thedevicesemployinfrared-bandgap
6、size-effect-tunedPbSCQDsrenablingbroadbandharvestingofthesolarspectrum.Wereportthehighestopen-circuitvoltagesobservedinsolid-stateCQDsolarcellstodate,aswellasfillfactorsapproaching60%,throughthecombinationofefficientholeblocking(heterojunction)andverysmallminoritycarrierdensity(deple
7、tion)inthelarge-bandgapmoiety.Solarenergyharvestingrequiresacombinationoflowcostandhighefficiencyinordertoovercomebalance仁systemscosts.Solutiori・processingoffersanattractiveroutetolowcostperareaoflight-harvestingmaterial;howeverthematerialsmustbecarefullychosentomaximizetheabsorption
8、ofthesurfsbr
此文档下载收益归作者所有