• Title/Summary/Keyword: 인접분자 리스트

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Effect by the application of the Verlet Neighboring list in a Molecular Dynamics Simulation (분자동역학법에 있어 인접분자 리스트의 영향)

  • Choi Hyun-Kue;Kim Hae-min;Choe Soon-Youl;Kim Kyung-Kun;Choi Soon-Ho
    • Journal of Advanced Marine Engineering and Technology
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    • v.29 no.1
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    • pp.60-67
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    • 2005
  • Generally. in the molecular dynamics simulations. the Verlet neighboring list algorithm is used for the reduction of a simulation time On the other hand. the application of the Verlet neighboring list forces the time evolution of a simulation system to follow an unrealistic path in a phase space. In equilibrium state, it does not matter with the simulation results because the individual molecule's motion is originally random and any effect due to a small deviation from a real time evolution can be completely ignored. However, if an unsteady state is involved. such a deviation may significantly affect to the results. That is, there is a Possibility that the simulation results Provide ones with any misleading data In this study we evaluated the effect due to the Verlet neighboring list in performing the simulation of a non-equilibrium state and suggested the method to avoid it.