CIS类薄膜光伏电池吸收层及缓冲层材料的制备与研究

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1、y1404937分类号：UDC：TM61密级：学校代号：10150学号：20052101峡建交戤挚硕士学位论文CIS类薄膜光伏电池吸收层及缓冲层材料的制备与研究PreparationandresearchOHabsorptionlayerandbufferlayermaterialinCIS-Classsolarcell学生姓名：导师及职称：学科门类；专业名称：研究方向：申请学位级别：论文答辩日期：学位授予单位：刘元之薛钰芝教授工学材料学薄膜光伏材料与器件硕士2008年6月5日大连交通大学大连交通大学工学硕士学位论文AbstractEnergycrisisande

2、nvironmentalpollutionhavebecomtheprincipalmattertothemodemworldeconomydevelopment，thesolarenerycanbeseen勰inexhaustibleinsupplyandalwaysavailableforuse，compared晰tllfossilfuel，solareneryhaSthespecialadvantages、析tllcleanandrenewable．ThesolarcellhaSbecomethefocousforitsabilitytoconvertlig

3、htintoelectrocity．CuInSez(CIS)isakindofdirectbandgapsemiconductormaterial，itsabsorptioncoefficientreached10’，isthehighistinsemiconductormaterials，anditsphotoelectricconversionefficiencyishi曲too，whichmakeCISthinfilmsolarcellthefocusinpotovoltaicfields．CISpolycrystallinethinfilms，ie．sel

4、enylationisdonefortheCu-InmultilayerdepositedonglaSssubstrateviavacuumevaporationprocess，ZnSthinfilmispreparedbyChemicalBathDeposition(CBD)，usedZnS04·7H20andCS(NH2)2aSrawmaterialandNH3·H20鹄complexingagent．SEM，XRD，FourPointproberesistanceinstrumentandspectrophotometerareusetodeterminet

5、heperformanceofthesethinfilms．TheresistivityofCISthinfilmsrangedfrom3．68X10‘4Q·cmto1．89f】·cm，whentheproportionofCu、In、Seisat1：1：2，itsresistivityisaboutQ·cmmagnitude．TheresistivityofZnSthinfilmsislargerthanlkQ·cm，thismeetthedemondofmanufacturingsolarcell．TheXRDanalysisshow：singlephaSeC

6、ISpolycrystallinethinfilmscouldbepreparedifthecompositionisaboutstoichiometricratio，ZnSthinfilmshadastructureofarmphousormicrocrystalline．SEMmorphologyobservationshowed：themorphologyofCISthinfilmsisdifferent嬲thecompositionchanged，themorphologyofZnSthinfilmshadashapeofball，anditsgrains

7、arefine．ThetransmittanceofCISthinfilmsinvisblespectrualislowerthan5％，andthatofZnSishigherthan80％．Alltheexcellentperformanceshowedtheyarepromisingmaterialinsolar-cell—manufature．Keyword：CulnSe2thinfilm；solarcell；selenylationⅡ大连交通大学学位论文版权使用授权书本学位论文作者完全了解太整塞通太堂有关保护知识产权及保留、使用学位论文的规定，即：研究生

8、在校攻读学