Tailoring methylamine treated MAPbI3 HTL-free perovskite solar cells through carbon electrode interface modification

Key Points

• Methylamine treatment significantly improves the performance of MAPbI3 perovskite solar cells.
• Efficiency increased to 20.5%, demonstrating effective interface modification through a carbon electrode.
• Analysis includes experimental techniques to assess changes in interface properties and solar cell performance.
• Highlights the need for further studies to optimize interface strategies for practical applications.