Nature CommunicationsPerformance-limiting metastable intragrain impurity nanoclusters in metal halide perovskitesWeizhen WangMingwei HaoXiaofen LiDu ChenKun ZhouPeijun GuoLijun ZhangSonghua CaiYuanyuan Zhou2025-12-18Full textDOI https://doi.org/10.1038/s41467-025-66856-9