Uniform film formation helps tandem solar cells work better for longer

September 9, 2026 · 12:00 am 1 sources

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• Uniform film formation helps tandem solar cells work better for longer
  Nature · September 9, 2026 00:00
  Nature, Published online: 09 September 2026; doi:10.1038/d41586-026-02709-9 When making mixed-halide perovskite films for use in solar cells, bromide-rich domains crystallize faster than iodide-rich ones do, leading to defects. Adding a molecule tuned to bind selectively to bromide-bound lead…