Phosphorus
Phosphorus has a polyamorphic phase transition.
References
- Yoshinori Katayama, Takeshi Mizutani, Wataru Utsumi, Osamu Shimomura, Masaaki Yamakata and Ken-ichi Funakoshi "A first-order liquid–liquid phase transition in phosphorus", Nature 403 pp. 170-173 (2000)
- Yoshinori Katayama, Yasuhiro Inamura, Takeshi Mizutani, Masaaki Yamakata, Wataru Utsumi and Osamu Shimomura "Macroscopic Separation of Dense Fluid Phase and Liquid Phase of Phosphorus", Science 306 pp. 848 - 851 (2004)
- P. Ballone and R. O. Jones "A reactive force field simulation of liquid–liquid phase transitions in phosphorus", Journal of Chemical Physics 121 8147 (2004)