Organic Solar Cells: Problems and Perspectives

Table 1

Best performances of different systems.

System D/A	Conversion efficiency 𝜂 (%)	System D/A	Conversion efficiency 𝜂 (%)
P3HT-PCBM	4	DSSC	13
P3HT-PCBM-DPA	6	Iodine free DSSC	<2
P3OT-SWNT	<0.5	Gelled DSSC	4
P3OT-SWNT-DYE	<0.5	TiO2/polythiophene	0.16
Polymer-Polymer	2	TiO2/polypyrrole	0.8
BCP	<0.5	HBCC/perylene	<0.5
ZnO/P3HT/PCBM	3