22.8%-Efficient single-crystal mixed-cation inverted perovskite solar cells with a near-optimal bandgap
Abdullah Y. Alsalloum, Bekir Türedi, Khulud Almasabi, Xiaopeng Zheng, Rounak Naphade, Samuel D. Stranks, Omar F. Mohammed, Osman M. Bakr
Abstract
A mixed-cation single-crystal lead-halide perovskite absorber layer was utilized to construct 22.8%-efficient solar cells with an expanded near infrared response that approaches the ideal bandgap range (1.1–1.4 eV) for single-junction solar cells.
Topics & Concepts
Perovskite (structure)HalideBand gapMaterials scienceOptoelectronicsRange (aeronautics)Ideal (ethics)Crystal (programming language)Single crystalCrystallographyChemistryInorganic chemistryComputer sciencePhilosophyEpistemologyProgramming languageComposite materialPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsSolid-state spectroscopy and crystallography