Figure 2: J–V characteristics and EQE of single-cell devices for three different polymers blending with PC71BM. | Nature Communications

Figure 2: J–V characteristics and EQE of single-cell devices for three different polymers blending with PC71BM.

From: A polymer tandem solar cell with 10.6% power conversion efficiency

Figure 2

(a) J–V characteristics of single-cell devices PCPDT-BT:PC71BM (black line), PCPDT-DFBT:PC71BM (red line) and PDTP-DFBT:PC71BM (blue line) under simulated AM1.5G illumination from a calibrated solar simulator with irradiation intensity of 100 mW cm−2. (b) EQE of the corresponding devices, PCPDT-BT:PC71BM (black line), PCPDT-DFBT:PC71BM (red line) and PDTP-DFBT:PC71BM (blue line).

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