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. 2018 Jun 5;6:198. doi: 10.3389/fchem.2018.00198

Figure 3.

Figure 3

(A) Absolute absorption spectra of PBDB-T:ITIC (1:1), PBDB-T:ITIC:PC71BM (1:0.8:0.2), and PBDB-T:PC71BM (1:1) blend films. (B) Photoluminescent spectra of pure PBDB-T, PBDB-T:ITIC (1:1), PBDB-T:ITIC:PC71BM (1:0.8:0.2), and PBDB-T:PC71BM (1:1) films.