On the absence of triplet exciton loss pathways in non-fullerene acceptor based organic solar cells
Maria Kotova, Giacomo Londi, Johannes Junker, Stefanie Dietz, Alberto Privitera, Kristofer Tvingstedt, David Beljonne, Andreas Sperlich, Vladimir Dyakonov
Abstract
Recombination to donor and acceptor triplet states should be energetically favourable. However, this recombination channel is not observed in operational devices.
Topics & Concepts
RecombinationAcceptorOrganic solar cellFullereneExcitonMaterials sciencePhotochemistryChemical physicsOptoelectronicsChemistryPhysicsCondensed matter physicsPolymerOrganic chemistryBiochemistryComposite materialGeneOrganic Electronics and PhotovoltaicsMolecular Junctions and NanostructuresConducting polymers and applications