Multibaric-multithermal ensemble simulations for fluid systems

被引:0
|
作者
Okumura, H [1 ]
Okamoto, Y
机构
[1] Inst Mol Sci, Dept Theoret Studies, Okazaki, Aichi 4448585, Japan
[2] Grad Univ Adv Studies, Dept Struct & Funct Mol Sci, Okazaki, Aichi 4448585, Japan
关键词
multibaric-multithermal ensemble; Monte Carlo simulation; molecular dynamics simulation; Lsennard-Jones;
D O I
10.1016/j.physa.2004.11.030
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present new generalized-ensemble molecular dynamics and Monte Carlo simulation methods, which we refer to as the multibaric-multithermal algorithms. The multibaric-multithermal simulations perform random walks widely both in the potential-energy space and in the volume space. From only one simulation run, therefore, one can calculate isobaric-isothermal-ensemble averages in wide ranges of temperature and pressure. We test the effectiveness of this algorithm by applying it to a Lennard-Jones 12-6 potential system. (c) 2004 Elsevier B.V. All rights reserved.
引用
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页码:150 / 158
页数:9
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