Table 2 Detailed energy losses of OPVs based on PM6:BO-4Cl, PM6:BTP-S7, PM6:BTP-S8, and PM6:BTP-S9 blends.

From: Unveiling structure-performance relationships from multi-scales in non-fullerene organic photovoltaics

Devices

Eg (eV)

\(q{V}_{oc}^{SQ}\) (eV)

\(q{V}_{oc}^{{{{{{\mathrm{rad}}}}}}}\) (eV)

ΔE1 (eV)

ΔE2 (eV)

ΔE3 (eV)

Eloss (eV)

EQEEL (%)

PM6:BO-4Cl

1.376

1.114

1.076

0.261

0.039

0.245

0.545

0.78 × 10−2

PM6:BTP-S7

1.374

1.106

1.072

0.268

0.034

0.225

0.527

1.67 × 10−2

PM6:BTP-S8

1.379

1.114

1.077

0.264

0.038

0.241

0.543

0.91 × 10−2

PM6:BTP-S9

1.382

1.114

1.075

0.267

0.040

0.234

0.541

1.19 × 10−2

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