Micro-Changes, Macro-Impact: Enhancing Hole Transfer by Tailoring Peripheral Substituents of Hole Transport Materials for Efficient Perovskite Solar Cells

Key Points

• The research aims to enhance hole transfer efficiency and stability at the perovskite/HTL interface in PSCs.
• Designed various peripheral substituents for hole transport materials.
• Evaluated their impact on hole transfer at the interface.
• Assessed the overall efficiency and stability of perovskite solar cells.
• Identified specific substituents that significantly improve hole transfer.
• Demonstrated enhanced efficiency and stability in modified PSCs compared to traditional materials.
• Showed a correlation between substituent structure and hole transfer performance.

Abstract