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See: [[Liquid phase density maximum#Water | a table of water TMD values]].
See: [[Liquid phase density maximum#Water | a table of water TMD values]].
==Liquid-liquid critical point==
==Liquid-liquid critical point==
The ST2 model has a [[Liquid-liquid phase transitions | liquid-liquid transition]] <ref>[http://dx.doi.org/10.1038/nature13405  Jeremy C. Palmer, Fausto Martelli, Yang Liu, Roberto Car, Athanassios Z. Panagiotopoulos and Pablo G. Debenedetti "Metastable liquid–liquid transition in a molecular model of water", Nature '''510''' pp. 385-388 (2014)]</ref>.
Liu,  Panagiotopoulos, and  Debenedetti
Liu,  Panagiotopoulos, and  Debenedetti
<ref>[http://dx.doi.org/10.1063/1.3229892 Yang Liu, Athanassios Z. Panagiotopoulos, and Pablo G. Debenedetti "Low-temperature fluid-phase behavior of ST2 water", Journal of Chemical Physics '''131''' 104508 (2009)]</ref>
<ref>[http://dx.doi.org/10.1063/1.3229892 Yang Liu, Athanassios Z. Panagiotopoulos, and Pablo G. Debenedetti "Low-temperature fluid-phase behavior of ST2 water", Journal of Chemical Physics '''131''' 104508 (2009)]</ref>
have located the [[Critical points |critical point]] of the liquid-liquid transition of the ST2 model
have located the [[Critical points |critical point]] of the [[Liquid-liquid phase transitions | liquid-liquid transition]] of the ST2 model
<ref>[http://dx.doi.org/10.1063/1.4769126  Yang Liu, Jeremy C. Palmer, Athanassios Z. Panagiotopoulos, and Pablo G. Debenedetti "Liquid-liquid transition in ST2 water", Journal of Chemical Physics '''137''' 214505 (2012)]</ref>
<ref>[http://dx.doi.org/10.1063/1.4769126  Yang Liu, Jeremy C. Palmer, Athanassios Z. Panagiotopoulos, and Pablo G. Debenedetti "Liquid-liquid transition in ST2 water", Journal of Chemical Physics '''137''' 214505 (2012)]</ref>
to be at a [[temperature]] of <math>T_c = 237 \pm 4 ~\mathrm{K}</math>, a [[density]] of <math>\rho_c = 0.99 \pm 0.02 ~\mathrm{g/cm}^3</math> and a [[pressure]] of <math>p_c = 167 \pm 24 ~\mathrm{MPa}</math>. This finding is supported in the work of Sciortino, Saika-Voivod and Poole <ref>[http://dx.doi.org/10.1039/C1CP22316J  Francesco Sciortino, Ivan Saika-Voivod and Peter H. Poole "Study of the ST2 model of water close to the liquid–liquid critical point", Phys. Chem. Chem. Phys. '''13''' pp. 19759-19764 (2011)]</ref>.
to be at a [[temperature]] of <math>T_c = 237 \pm 4 ~\mathrm{K}</math>, a [[density]] of <math>\rho_c = 0.99 \pm 0.02 ~\mathrm{g/cm}^3</math> and a [[pressure]] of <math>p_c = 167 \pm 24 ~\mathrm{MPa}</math>. This finding is supported in the work of Sciortino, Saika-Voivod and Poole <ref>[http://dx.doi.org/10.1039/C1CP22316J  Francesco Sciortino, Ivan Saika-Voivod and Peter H. Poole "Study of the ST2 model of water close to the liquid–liquid critical point", Phys. Chem. Chem. Phys. '''13''' pp. 19759-19764 (2011)]</ref>.
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