Porphyrin-based donor with asymmetric ending groups enables 16.31% efficiency for ternary all-small-molecule organic solar cells

Haojiang Shen,Yixuan Xu,Wentao Zou,Wenqing Zhang,Jianfeng Li,Ping Cai,Yuan Guo,Huajun Xu,Xiaotao Hao,Yanna Sun,Yuanyuan Kan,Yingguo Yang,Ke Gao

Chemical Engineering Journal（2023）

引用 4|浏览10

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摘要

•An asymmetric porphyrin-based small molecule donor is designed and synthesized.•The asymmetric structure facilitates the ordered molecular packing of active layers.•Asymmetric and ternary strategy effort synergistically, enabling a PCE of 16.31%.

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关键词

Organic solar cell, All -small -molecule, Asymmetric donors, Porphyrin

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