Table 3 Estimated χij for different pairs along with their values (in parenthesis) at T = 298 K, relevant for this study.

From: Peculiarity of Two Thermodynamically-Stable Morphologies and Their Impact on the Efficiency of Small Molecule Bulk Heterojunction Solar Cells

Parameter

i  = p-DTS, j  = PC 71 BM

i  = DTS, j  = CB

i  = DTS, j  = DIO

i  = PC 71 BM, j  = CB

i  = PC 71 BM, j  = DIO

i  = CB, j  = DIO

χij

0.34 + 13.19/T (0.384)

0.34 + 90.64/T (0.644)

0.34 + 436.37/T (1.804)

0.34 + 108.44/T (0.703)

0.34 + 431.65/T (1.788)

0.34 + 29.50/T (0.439)

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