An energetics perspective on why there are so few triplet–triplet annihilation emitters
Xiaopeng Wang, Rithwik Tom, Xingyu Liu, Daniel N. Congreve, Noa Marom
Abstract
Solar cell efficiency may be increased by utilizing photons with sub-gap energies <italic>via</italic> triplet–triplet annihilation (TTA). However, few TTA chromophores are currently known. This can be understood from the energetics perspective.
Topics & Concepts
AnnihilationEnergeticsPhotonPerspective (graphical)ChromophoreMaterials scienceAtomic physicsPhysicsPhotochemistryNuclear physicsChemistryQuantum mechanicsThermodynamicsArtificial intelligenceComputer sciencePerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchMolecular Junctions and Nanostructures