Understanding the role of Sn substitution and Pb-□ in enhancing the optical properties and solar cell efficiency of CH(NH<sub>2</sub>)<sub>2</sub>Pb<sub>1−x−y</sub>Sn<sub>x</sub>□<sub>y</sub>Br<sub>3</sub>
Manjari Jain, Arunima Singh, Pooja Basera, Manish Kumar, Saswata Bhattacharya
Abstract
We study the role of Sn substitution and Pb vacancies in reducing the lead concentration and enhancing the stability and solar cell efficiency of promising formamidinium lead bromide perovskites.
Topics & Concepts
FormamidiniumSubstitution (logic)Materials scienceSolar cellCrystallographyChemical engineeringInorganic chemistryPerovskite (structure)OptoelectronicsChemistryEngineeringComputer scienceProgramming languagePerovskite Materials and ApplicationsSolid-state spectroscopy and crystallography2D Materials and Applications