A 19% efficient and stable organic photovoltaic device enabled by a guest nonfullerene acceptor with fibril-like morphology
Chen Hu, Sang Young Jeong, Junfu Tian, Yadong Zhang, Dipti R. Naphade, Maryam Alsufyani, Weimin Zhang, Sophie Griggs, Hanlin Hu, Stephen Barlow, Han Young Woo, Seth R. Marder, Thomas D. Anthopoulos, Iain McCulloch, Yuanbao Lin
Abstract
A nonfullerene acceptor, isoIDITC, capable of exhibiting fibril-like morphology, is utilized as a third component in organic photovoltaic devices. A power conversion efficiency of 19% is achieved in ternary PM6:BTP-eC9:isoIDITC bulk-heterojunction devices.
Topics & Concepts
AcceptorPhotovoltaic systemTernary operationMaterials scienceMorphology (biology)Organic solar cellHeterojunctionEnergy conversion efficiencyNanotechnologyOptoelectronicsPolymerComputer sciencePhysicsComposite materialCondensed matter physicsEcologyGeneticsProgramming languageBiologyOrganic Electronics and PhotovoltaicsConducting polymers and applicationsPerovskite Materials and Applications