Direct magnetoelectric coupling from magnetically/ferroelectrically active cation in low-symmetry octahedronRemoveMan Zhang, Yu Shi, Vladimir Koval, Yajun Yue, Zixuan Wu, Yongyi Wu, Yuqing Zhou, Tao Li, Chenglong Jia, and Haixue YanPhys. Rev. B 112, 054423 (2025)