期刊
MATERIALS CHEMISTRY FRONTIERS
卷 5, 期 16, 页码 6139-6144出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/d1qm00835h
关键词
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资金
- National Key Research and Development Program of China [2017YFA0206600]
- National Natural Science Foundation of China [51773045, 21772030, 51922032, 21961160720, 21805097]
In this study, a copolymer donor C1 based on a fused-ring unit phenanthro[9,10-c][1,2,5]thiadiazole (PT) was developed for 2D1A ternary organic solar cells, leading to an improved power conversion efficiency of 16.32% by deepening the HOMO of donor side, enhancing light absorption from N3, balancing hole/electron transport, and optimizing film mophogolgy.
A 2.18 eV bandgap copolymer donor C1 based on a fused-ring unit phenanthro[9,10-c][1,2,5]thiadiazole (PT) was developed for 2D1A ternary organic solar cells. Incorporating a small amount of C1 into the L1:N3 blend deepened the HOMO of donor side, enhanced light absorption from N3, balanced hole/electron transport and optimized film mophogolgy, leading to an improved power conversion efficiency of 16.32%.
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