Crystallization dynamics and stabilization of FAPbI<sub>3</sub> single-phase perovskite
Weiwei Zuo, Weifei Fu, Ke Wang, Chittarajan Das, Mahdi Malekshahi Byranvand, Kai‐Li Wang, Aditya Chaudhary, Jae-Keun Lim, Meng Li, Michael Saliba
Abstract
In a stable external environment, a slow crystallization rate fosters a stable lattice of pure “black”-phase perovskite, while post treatment at the grain boundaries enhance overall grain stability, contributing to long-term stability.
Topics & Concepts
CrystallizationMaterials scienceGrain boundaryChemical physicsPerovskite (structure)Stability (learning theory)Phase (matter)Grain sizeChemical engineeringCrystallographyThermodynamicsMicrostructureChemistryPhysicsMetallurgyComputer scienceMachine learningOrganic chemistryEngineeringPerovskite Materials and ApplicationsSolid-state spectroscopy and crystallographyThermal Expansion and Ionic Conductivity