Improved Photovoltaic Performance from High Quality Perovskite Thin Film Grown with the Assistance of PC71BM

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摘要 Thestrategyofsequentiallyspin-coatingaperovskitefilmfromtheperovskiteprecursorandanelectrontransportinglayerof[6,6]-phenyl-C71-butyricacidmethylester(PC71BM)isdevelopedtosimplifythefabricationprocedureofperovskitesolarcells.X-raydiffractionandscanningelectronmicroscopyindicatethatPC71BMfilmonperovskitelayercanretardtheevaporationofdimethylsulfoxide(DMSO)efficiently,thusprolongingthetransformationofintermediatephasetoperovskitecrystals,leadingtoahighqualityperovskitethinfilm.Thesolarcellswiththestructureofindiumtinoxides(ITO)/poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)(PEDOT:PSS)/CH3NH3PbI3/PC71BM/bathocuproine(BCP)/Agmadefromthissimplifiedmethodexhibitahigherefficiency(12.68%)thanthosefromtheconventionalone-stepmethod(9.49%).
机构地区 不详
出版日期 2017年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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