Use of polymer and small-molecule semiconductors with relatively poor miscibility helps the long-term stability of the morphology and photovoltaic performance of bulk heterojunction films used in organic solar cells.
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Kleinschmidt, A.T., Lipomi, D.J. Unfavourable interactions enable stability. Nat. Mater. 20, 447–448 (2021). https://doi.org/10.1038/s41563-020-00889-x
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DOI: https://doi.org/10.1038/s41563-020-00889-x
