Mapping polymer donors with a non-fused acceptor possessing outward branched alkyl chains for efficient organic solar cells
Qing Shen, Chengliang He, Shuixing Li, Lijian Zuo, Minmin Shi, Hongzheng Chen
Abstract
A fully non-fused electron acceptor BO-4T with condensed π–π stacking and obvious face-on orientation was developed. The D:A pairing principles for NFREA-based OSCs were explored and PM6 works the best with BO-4T.
Topics & Concepts
StackingAcceptorOrganic solar cellAlkylElectron acceptorPairingPolymerMaterials scienceCrystallographyPolymer chemistryChemistryPhotochemistryOrganic chemistryPhysicsCondensed matter physicsSuperconductivityOrganic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications