Efficient modulation of end groups for the asymmetric small molecule acceptors enabling organic solar cells with over 15% efficiency
Gang Li, Dandan Li, Ruijie Ma, Tao Liu, Zhenghui Luo, Guanwei Cui, Lili Tong, Ming Zhang, Zaiyu Wang, Feng Liu, Liang Xu, He Yan, Bo Tang
Abstract
Three asymmetric SMAs based on dithieno[3,2-<italic>b</italic>:2′,3′-<italic>d</italic>]pyrrole that exhibit a high efficiency of 15.31%, which is the highest value in asymmetric acceptor-based binary organic solar cells.
Topics & Concepts
PyrroleAcceptorOrganic solar cellMoleculeMaterials scienceChemistryPhysicsOrganic chemistryPolymerCondensed matter physicsOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications