Research Article

Solution-Processed Bulk Heterojunction Solar Cells with Silyl End-Capped Sexithiophene

Figure 5

J-V characteristics of ITO/PEDOT : PSS/DH-6T : PCBM/Al (active layer DH-6T:PCBM 1 : 4, w/w (◆), 1 : 6 w/w (▲)) and ITO/PEDOT : PSS/DH-6T:PCBM/TiO2/Al (active layer DH-6T:PCBM 1 : 4, w/w (●), 1 : 6 w/w (■)) under illumination of AM 1.5, 100 mW cm−2.
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