Figure 4 | Scientific Reports

Figure 4

From: High performance polymer solar cells with as-prepared zirconium acetylacetonate film as cathode buffer layer

Figure 4

J−V curves under the illumination of AM 1.5 G, 100 mW/cm2 for the PSCs based on (a) P3HT:PC60BM, (b) PBDTBDD:PC60BM, (c) P3HT:PC70BM, (d) PBT1:PC70BM and (e) PBDTTT-C-T:PC70BM with different cathode, insets are dark current at full bias scan from −1.5 V to 1.5 V; (f) J−V curves of the PSCs based on PBDTBDD:PC60BM with varied thickness of a-ZrAcac cathode buffer layer.

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