Table 1 Photovoltaic parameters of FOSCs with SEBS doped active layers or SEBS interface modified active layer.

Device	V_OC (V)	J_SC (mA cm⁻²)	FF (%)	PCE_ave (%)	PCE_max (%)
PM6:Y6	0.820 ± 0.001	24.97 ± 0.18	69.51 ± 0.47	14.21 ± 0.20	14.83
PM6:Y6:5%SEBS	0.827 ± 0.001	24.66 ± 0.58	69.24 ± 0.50	14.12 ± 0.45	14.83
PM6:Y6:10%SEBS	0.825 ± 0.001	24.99 ± 0.80	69.40 ± 0.59	14.30 ± 0.17	14.26
PM6:Y6:30%SEBS	0.813 ± 0.001	24.28 ± 0.29	69.94 ± 1.05	13.82 ± 0.30	14.34
PM6:Y6:50%SEBS	0.810 ± 0.001	24.19 ± 0.34	69.40 ± 0.79	13.60 ± 0.23	14.10
PM6:Y6:100%SEBS	0.812 ± 0.001	22.60 ± 0.26	67.23 ± 0.76	12.34 ± 0.23	12.76
PM6:Y6/SEBS(2 mg mL⁻¹)	0.828 ± 0.002	25.05 ± 0.12	68.97 ± 1.36	14.21 ± 0.30	14.51
PM6:Y6/SEBS(4 mg mL⁻¹)	0.820 ± 0.001	24.84 ± 0.17	68.98 ± 0.73	14.05 ± 0.12	14.22
PM6:Y6/SEBS(8 mg mL⁻¹)	0.814 ± 0.001	24.82 ± 0.13	69.39 ± 0.92	14.13 ± 0.14	14.18
PM6:Y6/SEBS(12 mg mL⁻¹)	0.818 ± 0.001	23.46 ± 0.41	49.62 ± 1.42	9.52 ± 0.35	9.96
PM6:L8-BO	0.873 ± 0.001	25.05 ± 0.47	74.09 ± 0.81	16.12 ± 0.20	16.29
PM6:L8-BO/SEBS(8 mg mL⁻¹)	0.857 ± 0.002	24.42 ± 0.60	73.67 ± 1.16	15.89 ± 0.57	16.15

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