Propane: Difference between revisions
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*[http://dx.doi.org/10.1063/1.469939 W.-N. Shen and P. A. Monson "Solid-fluid equilibrium in a nonlinear hard sphere triatomic model of propane", Journal of Chemical Physics '''103''' pp. 9756-9762 (1995)] | *[http://dx.doi.org/10.1063/1.469939 W.-N. Shen and P. A. Monson "Solid-fluid equilibrium in a nonlinear hard sphere triatomic model of propane", Journal of Chemical Physics '''103''' pp. 9756-9762 (1995)] | ||
*[http://dx.doi.org/10.1080/0892702031000117270 Josep C. Pamies, Clare McCabe, Peter T. Cummings and Lourdes F. Vega "Coexistence Densities of Methane and Propane by Canonical Molecular Dynamics and Gibbs Ensemble Monte Carlo Simulations", Molecular Simulation '''29''' pp. 463-470 (2003)] | *[http://dx.doi.org/10.1080/0892702031000117270 Josep C. Pamies, Clare McCabe, Peter T. Cummings and Lourdes F. Vega "Coexistence Densities of Methane and Propane by Canonical Molecular Dynamics and Gibbs Ensemble Monte Carlo Simulations", Molecular Simulation '''29''' pp. 463-470 (2003)] | ||
*[http://dx.doi.org/10.1063/1.4978412 Robert Hellmann "Intermolecular potential energy surface and thermophysical properties of propane", Journal of Chemical Physics '''146''' 114304 (2017)] | |||
[[category: models]] | [[category: models]] | ||
[[category: Contains Jmol]] | [[category: Contains Jmol]] | ||
Revision as of 16:33, 23 March 2017
<jmol> <jmolApplet> <script>set spin X 10; spin on</script> <size>200</size> <color>lightgrey</color> <wikiPageContents>propane.pdb</wikiPageContents> </jmolApplet></jmol> |
Propane (C3H8).
Models
The NERD parameters are:
Molecule Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \sigma_{\mathrm {CH}_3}} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \sigma_{\mathrm {CH}_2}} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \epsilon_{\mathrm {CH}_3}} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \epsilon_{\mathrm {CH}_2}} propane 3.857 Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \mathrm{\AA}} 3.93 Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \mathrm{\AA}} 102.6 K 45.8 K
Critical properties
The pressure, temperature and density at the critical point have been calculated for a virial equation of state using the TraPPE-UA force field, and are given in Table I of [1].
Method model Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle T_c} (K) Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \rho_c} (g cm-3) GEMC[2] TraPPE-UA 368 0.221 2Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \phi} MD[3] flexible TraPPE-UA Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 363 \pm 5} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 0.219 \pm 0.02} 2Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \phi} MD[3] TraPPE-UA Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 348 \pm 2} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 0.216 \pm 0.02} 2Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \phi} MD[3] rigid TraPPE-UA Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 349 \pm 3} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 0.225 \pm 0.02}
Virial coefficients
The virial coefficients Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle B_2} -Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle B_6} as a function of temperature for the TraPPE-UA force field have been tabulated by Schultz and Kofke [4].
References
- ↑ Andrew J. Schultz and David A. Kofke "Virial coefficients of model alkanes", Journal of Chemical Physics 133 104101 (2010)
- ↑ Marcus G. Martin and J. Ilja Siepmann "Transferable potentials for phase equilibria. 1. United-atom description of n-alkanes,", The Journal of Physical Chemistry B 102, pp. 2569-2577 (1998)
- ↑ 3.0 3.1 3.2 Sonal Patel, W. Vincent Wilding, and Richard L. Rowley "The use of two-phase molecular dynamics simulations to determine the phase behavior and critical point of propane molecular models", Journal of Chemical Physics 134 024101 (2011)
- ↑ Schultz and Kofke EPAPS data
Related reading
- Rolf Lustig and William A. Steele "On the thermodynamics of liquid propane", Molecular Physics 65 pp. 475-486 (1988)
- Sumnesh Gupta, Jia-an Yang and Neil R. Kestner "Computer modeling of liquid propane using three-site potential models", Journal of Chemical Physics 89 pp. 3733-3741 (1988)
- Søren Toxvaerd "Molecular dynamics calculation of the equation of state of liquid propane", Journal of Chemical Physics 91 pp. 3716-3720 (1989)
- Carlos Vega and Santiago Lago "Molecular dynamics study of propane using two simple potential models", Journal of Chemical Physics 93 pp. 8171-8179 (1990)
- W.-N. Shen and P. A. Monson "Solid-fluid equilibrium in a nonlinear hard sphere triatomic model of propane", Journal of Chemical Physics 103 pp. 9756-9762 (1995)
- Josep C. Pamies, Clare McCabe, Peter T. Cummings and Lourdes F. Vega "Coexistence Densities of Methane and Propane by Canonical Molecular Dynamics and Gibbs Ensemble Monte Carlo Simulations", Molecular Simulation 29 pp. 463-470 (2003)
- Robert Hellmann "Intermolecular potential energy surface and thermophysical properties of propane", Journal of Chemical Physics 146 114304 (2017)