Porphyrin small molecules containing furan- and selenophene-substituted diketopyrrolopyrrole for bulk heterojunction organic solar cells
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文摘

Porphyrin small molecules containing furan and selenophene are synthesized.

Chalcogen atoms could change the absorption and tune the energy levels regularly.

The OSCs based on the two molecules show PCEs of 4.26% and 5.81%, respectively.

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