Eco-Friendly K2NaInBr6 Double Halide as a Next-Generation Absorber for Perovskite Solar Cells: A DFT and SCAPS-1D Study

Key Points

• The aim is to explore K2NaInBr6 as an alternative to lead-based perovskite solar cells due to environmental concerns.
• Utilized density functional theory (DFT) to investigate structural and electronic properties.
• Applied SCAPS-1D simulation to analyze the solar cell performance.
• Examined the material's absorption spectrum and band gap characteristics.
• K2NaInBr6 exhibits favorable electronic properties for a solar cell absorber.
• The band gap is suitable for effective light absorption.
• Simulation shows potential for high efficiency in solar cells.