Thickness Effect on F8T2/C₆₀ Bilayer Photovoltaic Devices

Figure 1

Molecular structures of the active materials: (a) structure of F8T2 polymer, (b) fullerene C₆₀, and (c) bilayer device structure: FTO/PEDOT : PSS/F8T2/C₆₀/Al with variable thickness of the F8T2 layer.

(a)

(b)

(c)