Fluorinated solid additives enable high efficiency non-fullerene organic solar cells
Jinlong Cai, Hui Wang, Xue Zhang, Wei Li, Donghui Li, Yuchao Mao, Baocai Du, Mengxue Chen, Yuan Zhuang, Dan Liu, Hua‐Li Qin, Yan Zhao, Joel A. Smith, Rachel C. Kilbride, Andrew J. Parnell, Richard Jones, David G. Lidzey, Tao Wang
Abstract
Fluorinated solid additives have been designed to increase the π–π stacking of non-fullerene acceptor BTP-4F, leading to increased efficiency from 15.2% to 16.5% of PBDB-T-2F:BTP-4F binary solar cells with excellent stability.
Topics & Concepts
FullereneStackingOrganic solar cellAcceptorMaterials scienceChemical engineeringNanotechnologyOrganic chemistryChemistryComposite materialPolymerEngineeringCondensed matter physicsPhysicsOrganic Electronics and PhotovoltaicsConducting polymers and applicationsMolecular Junctions and Nanostructures