Stable Perovskite-Organic Tandem Solar Cells Enabled by Chloride-Doped Evaporated Wide-Bandgap Perovskites

Key Points

• The aim is to improve the stability of wide-bandgap perovskite-based tandem solar cells.
• Developed chloride-doped wide-bandgap perovskites
• Evaluated stability against ion migration
• Analyzed halide phase segregation
• Chloride doping improved stability of the perovskite layer
• Significantly reduced ion migration rates
• Enhanced efficiency of tandem solar cells observed

Abstract