Stable Hexylphosphonate-Capped Blue-Emitting Quantum-Confined CsPbBr<sub>3</sub> Nanoplatelets
Javad Shamsi, Dominik J. Kubicki, Miguel Anaya, Yun Liu, Kangyu Ji, Kyle Frohna, Clare P. Grey, Richard H. Friend, Samuel D. Stranks
Abstract
P solid-state MAS NMR reveal the presence of phosphonate on the surface. Density functional theory calculations suggest that the enhanced stability is due to the stronger binding affinity of the phosphonate ligand compared to the ammonium ligand.
Topics & Concepts
PhosphonatePhotoluminescencePhotoexcitationLigand (biochemistry)Thermal stabilityCoalescence (physics)Density functional theoryMaterials scienceQuantum efficiencyChemistryPhotochemistryChemical engineeringAnalytical Chemistry (journal)OptoelectronicsComputational chemistryOrganic chemistryAtomic physicsExcited stateReceptorPhysicsAstrobiologyEngineeringBiochemistryPerovskite Materials and ApplicationsSolid-state spectroscopy and crystallographyLuminescence Properties of Advanced Materials