Dominant effect of the grain size of the MAPbI<sub>3</sub> perovskite controlled by the surface roughness of TiO<sub>2</sub> on the performance of perovskite solar cells
Methawee Nukunudompanich, Gekko Budiutama, Kazuma Suzuki, Kei Hasegawa, Manabu Ihara
Abstract
The surface roughness of the c-TiO<sub>2</sub> layer help controls the perovskite grain size without any other parameter. The direct effect of perovskite grain size on PSC performance is clarified.
Topics & Concepts
Grain sizePerovskite (structure)Surface roughnessMaterials scienceSurface finishPerovskite solar cellChemical engineeringLayer (electronics)Composite materialEngineeringPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films