Photostability of amine-free CsPbBr<sub>3</sub> perovskite nanocrystals under continuous UV illumination
Luiz G. Bonato, Guilherme Dal Poggetto, Raphael F. Moral, Brener Vale, José Carlos Germino, Diogo B. Almeida, Patrícia Santiago, Pablo S. Fernández, Cláudio F. Tormena, Lázaro A. Padilha, Ana F. Nogueira
Abstract
In this work, we verified that light induces a dynamic equilibrium between ligands and the inorganic surface in amine-free perovskite nanocrystals, and we demonstrated that oleylphosphate ligands can improve the photostability of cesium lead bromide perovskite nanocrystals.
Topics & Concepts
Perovskite (structure)NanocrystalMaterials scienceAmine gas treatingBromideCaesiumChemical engineeringPhotochemistryInorganic chemistryNanotechnologyOrganic chemistryChemistryEngineeringPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesSolid-state spectroscopy and crystallography