Long-range exciton diffusion in non-fullerene acceptors and coarse bulk heterojunctions enable highly efficient organic photovoltaics
Muhammad T. Sajjad, Arvydas Ruseckas, Lethy Krishnan Jagadamma, Yiwei Zhang, Ifor D. W. Samuel
Abstract
Time-resolved photoluminescence measurements provide an accurate estimate of the three-dimensional exciton diffusion length in three <bold>ITIC</bold>s based non-fullerene acceptors (NFAs).
Topics & Concepts
ExcitonFullereneOrganic solar cellHeterojunctionPhotoluminescenceMaterials scienceDiffusionPhotovoltaicsRange (aeronautics)OptoelectronicsChemical physicsChemistryCondensed matter physicsPhotovoltaic systemPhysicsPolymerThermodynamicsOrganic chemistryEcologyBiologyComposite materialOrganic Electronics and PhotovoltaicsConducting polymers and applicationsMolecular Junctions and Nanostructures