Phonon-Assisted Photoluminescence from Indirect Excitons in Monolayers of Transition-Metal Dichalcogenides
Samuel Brem, August Ekman, Dominik Christiansen, Florian Katsch, Malte Selig, Cédric Robert, X. Marie, Bernhard Urbaszek, Andreas Knorr, Ermin Malić
Abstract
exhibits clearly visible low-temperature PL signals stemming from the phonon-assisted recombination of momentum-dark K-K' excitons.
Topics & Concepts
ExcitonPhotoluminescencePhononDephasingCondensed matter physicsSpontaneous emissionTransition metalMaterials scienceMonolayerTungstenMolecular physicsPhysicsChemistryOptoelectronicsNanotechnologyOpticsMetallurgyLaserCatalysisBiochemistry2D Materials and ApplicationsPerovskite Materials and ApplicationsMXene and MAX Phase Materials