Argon: Difference between revisions
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'''Argon''' has a mass of 39.948 [[atomic mass units | umas]]. | '''Argon''' has a mass of 39.948 [[atomic mass units | umas]]. | ||
The [[Lennard-Jones model |Lennard-Jones]] parameters for liquid argon are <math>\epsilon/k_B \approx</math> 119.8 K and <math>\sigma \approx</math> 0.3405 nm. (Ref. 1). | The [[Lennard-Jones model |Lennard-Jones]] parameters for liquid argon are <math>\epsilon/k_B \approx</math> 119.8 K and <math>\sigma \approx</math> 0.3405 nm. (Ref. 1). | ||
Barker, Fisher and Watts used the values <math>\epsilon/k_B \approx</math> 142.095 K and <math>\sigma \approx</math> 0.33605 nm. (Ref. 2 Table 1). | Barker, Fisher and Watts used the values <math>\epsilon/k_B \approx</math> 142.095 K and <math>\sigma \approx</math> 0.33605 nm. (Ref. 2 Table 1). A more recent study suggests the parameters <math>\epsilon/k_B \approx</math> 125.7 K and <math>\sigma \approx</math> 0.3345 nm (Ref. 3 parameter set #4) | ||
==References== | ==References== | ||
#[http://dx.doi.org/10.1016/0021-9991(75)90042-X L. A. Rowley, D. Nicholson and N. G. Parsonage "Monte Carlo grand canonical ensemble calculation in a gas-liquid transition region for 12-6 Argon", Journal of Computational Physics '''17''' pp. 401-414 (1975)] | #[http://dx.doi.org/10.1016/0021-9991(75)90042-X L. A. Rowley, D. Nicholson and N. G. Parsonage "Monte Carlo grand canonical ensemble calculation in a gas-liquid transition region for 12-6 Argon", Journal of Computational Physics '''17''' pp. 401-414 (1975)] | ||
#[http://dx.doi.org/10.1080/00268977100101821 J. A. Barker, R. A. Fisher and R. O. Watts "Liquid argon: Monte carlo and molecular dynamics calculations", Molecular Physics '''21''' pp. 657-673 (1971)] | #[http://dx.doi.org/10.1080/00268977100101821 J. A. Barker, R. A. Fisher and R. O. Watts "Liquid argon: Monte carlo and molecular dynamics calculations", Molecular Physics '''21''' pp. 657-673 (1971)] | ||
#[http://dx.doi.org/10.1063/1.479848 John A. White "Lennard-Jones as a model for argon and test of extended renormalization group calculations", Journal of Chemical Physics '''111''' pp. 9352-9356 (1999)] | |||
[[category: models]] | [[category: models]] | ||
Revision as of 12:18, 4 January 2008
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Argon has a mass of 39.948 umas. The Lennard-Jones parameters for liquid argon are 119.8 K and 0.3405 nm. (Ref. 1). Barker, Fisher and Watts used the values 142.095 K and 0.33605 nm. (Ref. 2 Table 1). A more recent study suggests the parameters 125.7 K and 0.3345 nm (Ref. 3 parameter set #4)
References
- L. A. Rowley, D. Nicholson and N. G. Parsonage "Monte Carlo grand canonical ensemble calculation in a gas-liquid transition region for 12-6 Argon", Journal of Computational Physics 17 pp. 401-414 (1975)
- J. A. Barker, R. A. Fisher and R. O. Watts "Liquid argon: Monte carlo and molecular dynamics calculations", Molecular Physics 21 pp. 657-673 (1971)
- John A. White "Lennard-Jones as a model for argon and test of extended renormalization group calculations", Journal of Chemical Physics 111 pp. 9352-9356 (1999)