Photothermal-stable pure-iodide wide-bandgap perovskite solar cells with suppressed ionic losses

Key Points

• This research aims to improve the stability of perovskite solar cells by minimizing ionic losses.
• Used DMA-stabilization for pure-iodide perovskite solar cells
• Assessed ion migration through steric hindrance
• Measured stability over a projected 25-year operational lifespan.
• Achieved record stability in the solar cells
• Significantly reduced ion migration compared to conventional materials
• Met the critical lifetime requirement for 25-year operation.