Turning Waste into Treasure: Pretreatment Strategy for Promoting Secondary Grain Growth by Reusing Excess Lead Iodide in Perovskite Solar Cells
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Perovskite solar cells have witnessed remarkable progress in recent years, yet several pivotal factors persistently impede their widespread commercial adoption. Among these, the behavior of excess lead iodide (PbI2) during perovskite synthesis is particularly ... ...
