Simultaneously improving the photovoltaic parameters of organic solar cells via isomerization of benzo[ b ]benzo[4,5]thieno[2,3- d ]thiophene-based octacyclic non-fullerene acceptors

作者：Zhijie Zhou, Jiamin Duan, Linglong Ye, Guo Wang, Bin Zhao, Songting Tan, Ping Shen, Hwa Sook Ryu, Han Young Woo, Yanming Sun · 发表于：Journal of Materials Chemistry A · 年份：2020 · DOI：10.1039/d0ta00451k · 被引用次数：31 · 研究领域：Organic Electronics and Photovoltaics、Conducting polymers and applications、Molecular Junctions and Nanostructures

Three isomeric FREAs were synthesized and applied in organic solar cells. The OSC devices based on Z1-bb exhibited a PCE of 12.66%. The isomerization of a fused-ring core could be achieve high-performance OSCs with high J sc , V oc , and FF.