Unraveling Bulk Degradation Mechanisms of Wide-Bandgap Perovskite Absorbers for Tandem Applications.

Key Points

• To investigate the degradation mechanisms of wide-bandgap perovskite absorbers in tandem solar cells.
• Conducted experiments to analyze degradation under different operational conditions.
• Utilized interface engineering techniques to improve stability.
• Performed long-term stability assessments of absorbers.
• Identified key degradation pathways affecting the longevity of absorbers.
• Demonstrated improved stability through optimized interface engineering techniques.
• Found that certain configurations significantly enhance performance over time.