Suppressing aggregation and acceptor degradation via cathode interlayer doping toward high-performance organic solar cells.

Yetai Cheng, Junjie Wang, Xing Yan, Chunrun Zhao, Chunyu Gu, Hao Lu, Zhishan Bo, Yahui Liu

原始摘要（英文原文）· Original abstract

We introduce 1-hydroxybenzotriazole into the PDINN cathode interlayer as a dual-functional additive. The resulting D18:L8-BO devices achieve a PCE of 20.01% and retain 82.7% of initial efficiency after 500 h in air.

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