Stable group-IIB elements —Zn, Cd and Hg at terapascal pressures Jianfu Li, Shitai Guo, Zuoqin Zhu, Jiani Lin, Haiyan Lv, Hongzhe Pan, Hongyang Zhu and Xiaoli Wang EPL, 126 3 (2019) 36001 Published online: 10 June 2019 DOI: 10.1209/0295-5075/126/36001