Zero and controllable thermal expansion in

Li Tao¹, Liu Xian-Sheng², Cheng Yong-Guang^{1, 3}, Ge Xiang-Hong¹, Zhang Meng-Di¹, Lian Hong¹, Zhang Ying¹, Liang Er-Jun^{1, †}, Li Yu-Xiao^{1, ‡}

(color online) (a) XRD patterns of HfMgMo W O₁₂ at different temperatures; (b) changes of lattice constants and volume of HfMgMo W O₁₂ with temperature.