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Resolving the molecular diffusion model based on butterfly-shaped non-fused ring electron acceptors for efficient ternary organic photovoltaics with improved stability

Xueyan DingState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaXiaoling WuState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaShuixing LiZhejiang University-Hangzhou Global Scientific and Technological Innovation Center, Hangzhou 311200, ChinaTianyi ChenState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaJinyang YuState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaHeng LiuDepartment of Physics, The Chinese University of Hong Kong, Hong Kong 999077, ChinaMengting WangState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaXiaoning YeState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaNuo ZhangState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaXinhui LuDepartment of Physics, The Chinese University of Hong Kong, Hong Kong 999077, ChinaChang‐Zhi LiState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaHaiming ZhuDepartment of Chemistry, Zhejiang University, Hangzhou 310058, ChinaMinmin ShiState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaHanying LiState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, ChinaHongzheng ChenState Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310058, China
2024en
ABI

Abstract

By developing butterfly-shaped non-fused ring electron acceptors, X7-D and X8-D, the molecular diffusion model was resolved, guiding organic photovoltaics toward higher efficiency and better stability.

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