(3 + 2)D modulation governs vacancy ordering and oxide-ion transport in γ-type BIMEVOX conductors
Yajun Yue·Ping Miao·Aleksandra Dzięgielewska·Marcin Krynski·Anucha Koedtruad·Isaac Abrahams·V. Petříček·F. Krok·Wang Hay Kan·Fengjin Qu·Marcin Malys·Shuki Torii·Qifeng Zheng·Takashi Honda·S. Hull
Incommensurate structural modulation in γ-type BICUVOX.10 constrains O 2− motion, elevating activation energy, while coupled apical–equatorial positional modulations generate versatile V/Cu coordination geometries and zig-zag oxide-ion diffusion.