perovskite solar cells钙钛矿太阳能电池.docx

perovskite solar cells钙钛矿太阳能电池.docx

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perovskitesolarcells钙钛矿太阳能电池

Supportinginformationfor

Flexible,HoleTransportingLayer-freeandStableCH3NH3PbI3/PC61BMPlanarHeterojunctionPerovskiteSolarCells

YongZhanga,XiaotianHua,LieChena,b,ZengqiHuanga,QingxiaFua,YawenLiua,LinZhanga,YiwangChen*a,b

aCollegeofChemistry/InstituteofPolymers,NanchangUniversity,999XuefuAvenue,Nanchang330031,China

bJiangxiProvincialKeyLaboratoryofNewEnergyChemistry,NanchangUniversity,999XuefuAvenue,Nanchang330031,China

Correspondingauthor.Tel.:

+8679183968703;fax:

+8679183969561.E-mail:

ywchen@（Y.Chen）

FigureS1.ScanningelectronmicroscopyimagesofaCH3NH3PbI3perovskitefilmonITO/PEDOT:

PSSsubstrate.

FigureS2.Tapping-modeatomicforcemicroscopyphaseimagesof（a）ITOsubstrate,（b）PEDOT:

PSSonITOsubstrate,（c）CH3NH3PbI3onbareITOsubstrate,（d）CH3NH3PbI3onITO/PEDOT:

PSSsubstratewithanareaof5μm×5μm.

FigureS3.TheabsorbanceoftheCH3NH3PbI3perovskitefilmsbasedonHTL-freeandPEDOT:

PSSHTL.

FigureS4.TheelementalenergydispersivespectroscopymapsofthedistributionofIn,Al,NandOinHTL-freeperovskite,respectively.

FigureS5.（a）TheJ-Vcurveofthebest-performingPEDOT:

PSSHTLperovskitesolarcellwiththestructureofglass/ITO/PEDOT:

PSS/CH3NH3PbI3/PC61BM/Al.ThecurvewasmeasuredbyKeithley2400underAM1.5Gsimulatedirradiation.（b）ThecorrespondingIPCEspectrumofthebestperformancePEDOT:

PSSHTLperovskitesolarcell,thecalculatedJscis18.5mAcm-2.

FigureS6.UPSspectracut-offofperovskiteonHTL-freeandPEDOT:

PSSHTL.

FigureS7.Histogramsof（a）Voc,（b）Jsc,（c）FF,and（d）PCEmeasuredfor40sampleswithastructureofITO/CH3NH3PbI3/PC61BM/Al.

FigureS8.Forward（fromJsctoVoc）andreverse（fromVoctoJsc）scancurrentdensity-voltagecurvesfortheinvertedperovskitesolarcellswiththestructureofglass/ITO/PEDOT:

PSS/CH3NH3PbI3/PC61BM/Al.ThecurvesweremeasuredbyKeithley2400underAM1.5Gsimulatedirradiation.

FigureS9.Cross-sectionalscanningelectronmicroscopeimagesforthestructureofglass/ITO/PEDOT:

PSS/CH3NH3PbI3.

FigureS10.HistogramsofsummaryfabricatingtimeforofHTL-freeperovskitesolarcell,reference11andreference22.

TableS1.Thedetailfabricationtimeusedforthethreekindsstructureofperovskite.1,2

aThefabricationproceduretimeofthereferencedevicewascalculatedbyrepeatedtheoptimumconditionexperiment.bTheHTL-freeperovskitesolarcellisthestructurewestudiedinthiswork.

1.Z.Xiao,C.Bi,Y.Shao,Q.Dong,Q.Wang,Y.Yuan,C.Wang,Y.GaoandJ.Huang,EnergyEnviron.Sci.2014,7,2619-2623.

2.H.-S.Kim,C.-R.Lee,J.-H.Im,K.-B.Lee,T.Moehl,A.Marchioro,S.-J.Moon,R.Humphry-Baker,J.-H.Yum,J.E.Moser,M.GratzelandN.-G.Park,Sci.Rep.2012,2,591（1-7）.