Efficient interlayer exciton transport in two-dimensional metal-halide perovskites
Alvaro J. Magdaleno, Michael Seitz, Michel Frising, Ana Herranz de la Cruz, Antonio I. Fernández‐Domínguez, Ferry Prins
Abstract
We show that excitons can travel >100 nm in the out-of-plane direction of 2D perovskites, translating into sub-ps interlayer transfer rates. The transport of excitons in these materials is therefore much less anisotropic than that of free carriers.
Topics & Concepts
Perovskite (structure)ExcitonMaterials scienceHalideCharge carrierCondensed matter physicsDipoleAnisotropyMetalChemical physicsDiffusionCharge (physics)OptoelectronicsCrystallographyChemistryOpticsPhysicsInorganic chemistryOrganic chemistryQuantum mechanicsMetallurgyThermodynamicsPerovskite Materials and Applications2D Materials and ApplicationsQuantum Dots Synthesis And Properties