Highly efficient ternary solar cells with reduced non-radiative energy loss and enhanced stability <i>via</i> two compatible non-fullerene acceptors
Xin Yan, Jingnan Wu, Junfang Lv, Liu Zhang, Rui Zhang, Xia Guo, Maojie Zhang
Abstract
A non-fullerene small molecule acceptor MOIT-M was exploited for high-performance ternary OSCs. The PM6:BTP-eC9:MOIT-M (1 : 1.2 : 0.3, w/w) device achieved 18.5% efficiency, while the control binary PM6:BTP-eC9 device obtained a PCE of 17.4%.
Topics & Concepts
Ternary operationFullereneAcceptorRadiative transferMaterials scienceOrganic solar cellBinary numberMoleculeStability (learning theory)Chemical physicsOptoelectronicsChemistryPhysicsOpticsOrganic chemistryCondensed matter physicsMathematicsComputer scienceComposite materialArithmeticProgramming languageMachine learningPolymerOrganic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsOrganic and Molecular Conductors Research