Binary Lennard-Jones mixtures: Difference between revisions

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The viscous dynamics of this mixture has been studied by Pedersen, Schrøder and Dyre <ref>[http://dx.doi.org/10.1103/PhysRevLett.105.157801 Ulf R. Pedersen, Thomas B. Schrøder and Jeppe C. Dyre "Repulsive Reference Potential Reproducing the Dynamics of a Liquid with Attractions", Physical Review Letters '''105''' 157801 (2010)]</ref>.  
The viscous dynamics of this mixture has been studied by Pedersen, Schrøder and Dyre <ref>[http://dx.doi.org/10.1103/PhysRevLett.105.157801 Ulf R. Pedersen, Thomas B. Schrøder and Jeppe C. Dyre "Repulsive Reference Potential Reproducing the Dynamics of a Liquid with Attractions", Physical Review Letters '''105''' 157801 (2010)]</ref>.  
[[Glass transition]] <ref>[http://dx.doi.org/10.1063/1.4927302  Peter Crowther, Francesco Turci and C. Patrick Royall "The nature of geometric frustration in the Kob-Andersen mixture", Journal of Chemical Physics '''143''' 044503 (2015)]</ref>.
[[Glass transition]] <ref>[http://dx.doi.org/10.1063/1.4927302  Peter Crowther, Francesco Turci and C. Patrick Royall "The nature of geometric frustration in the Kob-Andersen mixture", Journal of Chemical Physics '''143''' 044503 (2015)]</ref>.
[[Phase diagrams | Phase diagram]] <ref>[https://doi.org/10.1063/1.5047465 Zhongquan Chen, Weikai Qi, and Richard K. Bowles "Glass forming phase diagram and local structure of Kob–Andersen binary Lennard-Jones nanoparticles", Journal of Chemical Physics 149, 094502 (2018)]</ref>.
[[Phase diagrams | Phase diagram]] <ref>[https://doi.org/10.1063/1.5047465 Zhongquan Chen, Weikai Qi, and Richard K. Bowles "Glass forming phase diagram and local structure of Kob–Andersen binary Lennard-Jones nanoparticles", Journal of Chemical Physics 149, 094502 (2018)]</ref> <ref>[https://doi.org/10.1103/PhysRevLett.120.165501 Ulf R. Pedersen, Thomas B. Schrøder, and Jeppe C. Dyre "Phase Diagram of Kob-Andersen-Type Binary Lennard-Jones Mixtures", Physical Review Letters '''120''' 165501 (2018)]</ref> .


==Viscosity==
==Viscosity==

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A mixture of Lennard-Jones sites

Wahnström mixture

[1]

Kob-Andersen mixture

The Kob-Andersen mixture [2] [3] [4] composed of 80% of atoms of type A, has the following parameters: , , , , and . The viscous dynamics of this mixture has been studied by Pedersen, Schrøder and Dyre [5]. Glass transition [6]. Phase diagram [7] [8] .

Viscosity

Viscosity [9]

References

  1. Göran Wahnström "Molecular-dynamics study of a supercooled two-component Lennard-Jones system", Physical Review A 44 pp. 3752-3764 (1991)
  2. Walter Kob and Hans C. Andersen "Scaling Behavior in the β-Relaxation Regime of a Supercooled Lennard-Jones Mixture", Physical Review Letters 73 pp. 1376–1379 (1994)
  3. Walter Kob and Hans C. Andersen "Testing mode-coupling theory for a supercooled binary Lennard-Jones mixture I: The van Hove correlation function" Physical Review E 51 4626-4641 (1995)
  4. Walter Kob and Hans C. Andersen "Testing mode-coupling theory for a supercooled binary Lennard-Jones mixture. II. Intermediate scattering function and dynamic susceptibility", Physical Review E 52 4134-4153 (1995)
  5. Ulf R. Pedersen, Thomas B. Schrøder and Jeppe C. Dyre "Repulsive Reference Potential Reproducing the Dynamics of a Liquid with Attractions", Physical Review Letters 105 157801 (2010)
  6. Peter Crowther, Francesco Turci and C. Patrick Royall "The nature of geometric frustration in the Kob-Andersen mixture", Journal of Chemical Physics 143 044503 (2015)
  7. Zhongquan Chen, Weikai Qi, and Richard K. Bowles "Glass forming phase diagram and local structure of Kob–Andersen binary Lennard-Jones nanoparticles", Journal of Chemical Physics 149, 094502 (2018)
  8. Ulf R. Pedersen, Thomas B. Schrøder, and Jeppe C. Dyre "Phase Diagram of Kob-Andersen-Type Binary Lennard-Jones Mixtures", Physical Review Letters 120 165501 (2018)
  9. N. Meyer, J.-F. Wax, and H. Xu "Viscosity of Lennard-Jones mixtures: A systematic study and empirical law", Journal of Chemical Physics 148 234506 (2018)

Related reading

External links