fig3

Figure 3. Device performance and interfacial charge-transport analysis of optimized ternary PM6:L8-BO:PC₇₁BM OSCs with different cathode interlayers. (A) Current density-voltage (J-V) curves; (B) PCE statistics; (C) external quantum efficiency (EQE); (D) dark J-V characteristics; (E) J_SC and (F) V_OC as functions of the light intensity; (G) EIS spectra; (H) time-resolved photoluminescence (TRPL) decay curves; (I) space-charge-limited current (SCLC) characteristics.