Fig. 4: The calculated state energies of D: A complex configuration. | Nature Communications

Fig. 4: The calculated state energies of D: A complex configuration.

From: Asymmetric small-molecule acceptor enables suppressed electron-vibration coupling and minimized driving force for organic solar cells

Fig. 4

a Energy level diagram of CT and LE states, and correlation ΔELE-CT of the binary system. b–d Gaussian fits of sEQE and EL curves for devices based on PM6:BTP-DBO, PM6:BTP-DTBO, and PM6:BTP-BO-TBO. e, f Diagrams of energy differences. g–i The complexes of PM6:BTP-DBO, PM6:BTP-DTBO, and PM6:BTP-BO-TBO and the related ELE, ECT, and ΔELE-CT.

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