Performance characteristics of the P3HT:CQDs based bulk heterojunction solar cells (this table has been reproduced from ref. 151 with permission from Elsevier, Copyright 2018).

Device structure	V OC (V)	J SC (mA cm−2)	FF	PCE (%)
ITO/ZnO/P3HT/MoO3/Al	0.55	0.27	0.52	0.08
ITO/ZnO/P3HT:C-CQDs/MoO3/Al(2.5%)	0.60	0.64	0.57	0.22
ITO/ZnO/P3HT:C-CQDs/MoO3/Al(5%)	0.62	0.77	0.60	0.29
ITO/ZnO/P3HT:C-CQDs/MoO3/Al(10%)	0.63	0.62	0.61	0.24
ITO/ZnO/P3HT:H-CQDs/MoO3/Al(5%)	0.56	0.36	0.50	0.10