. 2021 Oct 12;12(42):14004–14023. doi: 10.1039/d1sc03908c

OPV performance with χ and ISI value for polymer donor:FA and polymer donor:NFA.

Acceptor	Donor	V _OC [V]	J _SC [mA cm⁻²]	FF [%]	PCE [%]	χ _aa	ISI	Ref.
FAs
PC₇₁BM	PDPP3T	0.66	15.4	66	6.6	1.39 (T_m)^a	1	174 and 183
PC₇₁BM	PTFB-P	0.81	12.9	72	7.5	1.70 (T_m)^a	—	174 and 184
PC₇₁BM	PffBT4T-2DT	0.76	16.2	62	7.6	1.56 (T_m)^a	—	174 and 185
PC₇₁BM	PffBTT2-DPPT2	0.81	17.1	61	8.6	1.53 (T_m)^a	—	174 and 186
PC₇₁BM	PffBT4T-2OD	0.77	18.4	74	10.5	1.36 (T_m)^a	1	22 and 174
PC₇₁BM	PffBT-T3	0.82	18.9	69	10.7	1.60 (T_m)^a	—	174 and 187
PC₇₁BM	PffBT4T-C₉C₁₃	0.78	19.8	73	11.7	1.70 (T_m)^a	1	23 and 174

PDI-based NFAs
SF-PDI2	PffBT4T-2OD	0.97	6.9	43	2.9	0.25 (T_m)^a	—	174
diPDI	PffBT-T3	0.86	12.8	46	5.1	0.83 (T_m)^a	0.56	174
TPE-PDI4	PffBT-T3	1.02	11.5	48	5.7	0.23 (T_m)^a	0.32	174
SF-PDI2	PffBT-T3	1.03	12.3	49	6.2	0.70 (T_m)^a	0.52	174

IDT-based NFAs
IEIC	PffBT-T3	1.04	12.6	59	7.7	1.08 (T_m)^a	0.83	174
ITIC-Th	PTFB-P	0.92	15.5	65	9.2	1.01 (T_m)^a	0.91	174
ITIC-Th	PTFB-O	0.92	17.1	68	10.9	1.70 (T_m)^a	1	174
IT-DM	PBDB-T	0.96	16.3	69	11.3	2.0 (HSP)^b	0.83	188
IT-M	PBDB-T	0.94	17.3	71	12.1	2.7 (HSP)^b	0.97	188
IT-4F	P1	0.90	20.1	64	11.5	0.15 K^c	—	189
IT-4F	P2	0.90	20.7	76	14.2	0.25 K^c	—	189
IT-4F	P3	0.90	20.3	61	11.2	0.19 K^c	—	189

Y6-based NFAs
Y6	PM6	0.86	25.5	72	15.8	0.20 K^c	—	190
Y6	PM1	0.87	25.9	78	17.6	0.26 K^c	—	190
BTP-4Cl	P3HT	0.50	5.16	39	1.01	2.52 (HSP)^b	—	191
ZY-4Cl	P3HT	0.88	16.5	65	9.46	2.56 (HSP)^b	—	191

The value obtained from DSC.

HSP.

Contact angle measurement.