Evidence of polymorphic transformations of Sn under high pressure
Jing Qiu-Min1, †, , Cao Yu-Hong2, Zhang Yi1, ‡, , Li Shou-Rui1, He Qiang1, Hou Qi-Yue1, Liu Sheng-Gang1, Liu Lei1, Bi Yan1, Geng Hua-Yun1, Wu Qiang1
       

The lattice parameters a, b, c (a), and their ratios c/a and b/a (b) as a function of pressure. The open symbols denote the data in this work and the solid ones denote those from Ref. [10]. The dashed lines are guides to the eye.