Enhancing operational stability and radiation hardness of p-i-n perovskite solar cells via a hybrid polymer-based self-assembled hole-transport layer

Key Points

• The aim is to enhance the operational stability and radiation hardness of p-i-n perovskite solar cells by using a hybrid polymer-based self-assembled hole-transport layer.
• Developed a novel hybrid polymer-based self-assembled hole-transport layer.
• Assessed the stability of the buried perovskite interface.
• Analyzed the effects of molecular diffusion on the solar cells' performance.
• The hybrid hole-transport layer significantly improved operational stability.
• The radiation hardness of the solar cells was enhanced compared to standard configurations.
• Reduction in performance degradation due to molecular diffusion was observed.