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%).
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)