Grain size control for high-performance formamidinium-based perovskite solar cells <i>via</i> suppressing heterogenous nucleation
Xiaoxiao Xu, Yuhai Sun, Dingchao He, Zheng Liang, Guozhen Liu, Shendong Xu, Zhaoqian Li, Liangzheng Zhu, Xu Pan
Abstract
By introducing ED and TAP into precursor solution, homogeneous nucleation is encouraged to occur and films with large grain size and lower defect density were obtained.
Topics & Concepts
FormamidiniumNucleationMaterials scienceGrain sizeHomogeneousPerovskite (structure)Chemical engineeringGrain boundaryComposite materialThermodynamicsMicrostructureOrganic chemistryChemistryPhysicsEngineeringPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesConducting polymers and applications