N-doping of nonfullerene bulk-heterojunction organic solar cells strengthens photogeneration and exciton dissociation

Authors :: Jiaqi Xie
Weihua Lin
Guillermo C. Bazan
Tõnu Pullerits
Kaibo Zheng
Ziqi Liang
Source :: Journal of Materials Chemistry A. 10:18845-18855
Publication Year :: 2022
Publisher :: Royal Society of Chemistry (RSC), 2022.
Abstract: N-doping of the bulk-heterojunction active layer to enlarge polymeric donor (D) and nonfullerene acceptor (A) domains, dilate D/A interspace and reduce acceptor exciton binding energy to enhance light harvesting and suppress germinate recombination.

Subjects :: Renewable Energy, Sustainability and the Environment
General Materials Science
General Chemistry

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