Composition dependence of X-ray stability and degradation mechanisms at lead halide perovskite single crystal surfaces
Alberto García‐Fernández, Birgit Kammlander, Stefania Riva, Håkan Rensmo, Ute B. Cappel
Abstract
We studied the X-ray stability of five different clean perovskite single crystal surfaces (MAPbI 3 , MAPbBr 3 , MAPbCl 3 , FAPbBr 3 , CsPbBr 3 ) via photoelectron spectroscopy and observed different degradation paths depending on the exact composition.
Topics & Concepts
HalidePerovskite (structure)Degradation (telecommunications)Lead (geology)Single crystalMaterials scienceX-rayCrystallographyChemistryCrystal (programming language)Chemical physicsInorganic chemistryChemical engineeringMineralogyOpticsPhysicsGeologyEngineeringComputer scienceGeomorphologyTelecommunicationsProgramming languagePerovskite Materials and ApplicationsSolid-state spectroscopy and crystallographyInorganic Chemistry and Materials