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'''Neon''' (Ne) | '''Neon''' (Ne) | ||
==Lennard-Jones parameters== | |||
Some [[Lennard-Jones model |Lennard-Jones]] parameters for neon are listed in the following table: | Some [[Lennard-Jones model |Lennard-Jones]] parameters for neon are listed in the following table: | ||
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| Ramírez and Herrero || 3.2135 || 0.2782 || <ref>[http://dx.doi.org/10.1063/1.3023036 R. Ramírez and C. P. Herrero "Quantum path-integral study of the phase diagram and isotope effects of neon", Journal of Chemical Physics '''129''' 204502 (2008)]</ref> | | Ramírez and Herrero || 3.2135 || 0.2782 || <ref>[http://dx.doi.org/10.1063/1.3023036 R. Ramírez and C. P. Herrero "Quantum path-integral study of the phase diagram and isotope effects of neon", Journal of Chemical Physics '''129''' 204502 (2008)]</ref> | ||
|} | |} | ||
== | ==Buckingham potential== | ||
<ref>[http://dx.doi.org/10. | The [[Buckingham potential]] for neon is given by (Eq. 26 <ref>[http://dx.doi.org/10.1098/rspa.1938.0173 R. A. Buckingham "The Classical Equation of State of Gaseous Helium, Neon and Argon", Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences '''168''' pp. 264-283 (1938)]</ref>): | ||
:<math>E(r) = 25.7 \times 10^{-10} e^{-r/0.235} -9 \times 10^{-12} r^{-6} </math> | |||
< | where <math>E</math> is in ergs ( 10<sup>−7</sup> J) and <math>r</math> in Å. | ||
=Phase diagram= | ==Phase diagram== | ||
The [[Phase diagrams |phase diagram]] for [[temperature]]s in the range of 17–50 K and [[pressure]]s between 10<sup>−2</sup> and 2×10<sup>3</sup> bar has been calculated in Ref. 2. The [[critical points |critical point]] was located at <math>T_c =46.7 ~{\mathrm K} </math> and <math>p_c = 27.7 </math> bar (Ref. 2 Table I), and the [[triple point]] at <math>T_{tp} =24.55 ~{\mathrm K} </math> and <math>p_{tp} = 0.315 </math> bar (Ref. 2 Table II). | The [[Phase diagrams |phase diagram]] for [[temperature]]s in the range of 17–50 K and [[pressure]]s between 10<sup>−2</sup> and 2×10<sup>3</sup> bar has been calculated in Ref. 2. The [[critical points |critical point]] was located at <math>T_c =46.7 ~{\mathrm K} </math> and <math>p_c = 27.7 </math> bar (Ref. 2 Table I), and the [[triple point]] at <math>T_{tp} =24.55 ~{\mathrm K} </math> and <math>p_{tp} = 0.315 </math> bar (Ref. 2 Table II). | ||
= | ==Virial coefficients== | ||
=Virial coefficients= | |||
[[Virial equation of state#Virial coefficients | Virial coefficients]] <ref>[http://dx.doi.org/10.1063/1.4731344 Jonas Wiebke, Elke Pahl, and Peter Schwerdtfeger "Up to fourth virial coefficients from simple and efficient internal-coordinate sampling: Application to neon", Journal of Chemical Physics '''137''' 014508 (2012)]</ref>. | [[Virial equation of state#Virial coefficients | Virial coefficients]] <ref>[http://dx.doi.org/10.1063/1.4731344 Jonas Wiebke, Elke Pahl, and Peter Schwerdtfeger "Up to fourth virial coefficients from simple and efficient internal-coordinate sampling: Application to neon", Journal of Chemical Physics '''137''' 014508 (2012)]</ref>. | ||
=References= | ==References== | ||
<references/> | <references/> | ||
'''Related reading''' | '''Related reading''' | ||
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*[http://dx.doi.org/10.1088/0022-3719/16/14/002 J. G. Powles and J. L. F. Abascal "The structure of liquid neon: an anomaly resolved", Journal of Physics C: Solid State Physics '''16''' L441 (1983)] | *[http://dx.doi.org/10.1088/0022-3719/16/14/002 J. G. Powles and J. L. F. Abascal "The structure of liquid neon: an anomaly resolved", Journal of Physics C: Solid State Physics '''16''' L441 (1983)] | ||
*[http://dx.doi.org/10.1063/1.2966006 R. Ramírez, C. P. Herrero, A. Antonelli, and E. R. Hernández "Path integral calculation of free energies: Quantum effects on the melting temperature of neon", Journal of Chemical Physics '''129''' 064110 (2008)] | *[http://dx.doi.org/10.1063/1.2966006 R. Ramírez, C. P. Herrero, A. Antonelli, and E. R. Hernández "Path integral calculation of free energies: Quantum effects on the melting temperature of neon", Journal of Chemical Physics '''129''' 064110 (2008)] | ||
[[category: models]] | [[category: models]] |