Attenuating the defect activities with a rubidium additive for efficient and stable Sn-based halide perovskite solar cells
Dhruba B. Khadka, Yasuhiro Shirai, Masatoshi Yanagida, Kenjiro Miyano
Abstract
Rb incorporation in FASnI<sub>3</sub> improved the device performance and stability as a consequence of the suppression of the extent of Sn<sup>2+</sup> oxidation and mitigating defect activities.
Topics & Concepts
RubidiumHalideMaterials sciencePerovskite (structure)OptoelectronicsChemical engineeringInorganic chemistryMetallurgyChemistryPotassiumEngineeringPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsConducting polymers and applications