Nature CommunicationsOxygen octahedron framework design for large energy capacitive relaxorsYuan LiuHao LiJie WuWeisan FangXingshuai MaHuifen YuLiang ChenShiqing DengYu ChenHe QiJun Chen2026-02-16Full textDOI https://doi.org/10.1038/s41467-026-69282-7