A Universal Model for Energy Level Alignment at Interfaces of Hole-Collecting Monolayers in p-i-n Perovskite Solar Cells†

Key Points

• To develop a universal model that explains energy level alignment at interfaces of hole-collecting monolayers in p-i-n perovskite solar cells.
• Developed a theoretical framework for energy level alignment
• Analyzed various hole-collecting monolayers
• Conducted comparative studies with existing polymer interfaces
• Established a universal model applicable to different hole-collecting monolayers
• Showed improved alignment leading to enhanced solar cell efficiency
• Identified key factors influencing interface performance