Journal of Computer Chemistry, Japan
Online ISSN : 1347-3824
Print ISSN : 1347-1767
ISSN-L : 1347-1767

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Molecular Dynamics by EXCEL
Yosuke KATAOKAYuri YAMADA
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JOURNAL FREE ACCESS FULL-TEXT HTML Advance online publication
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Article ID: 2015-0001

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Abstract

EXCELによる分子動力学プログラムを開発した.採用した分子模型はレナードージョーンズ関数である.実行方法,結果の読み方,設定条件の入力の仕方などを示した.ワークシートから系の状態を規定する温度と数密度を与える.熱力学量の他にニ体相関関数,積算配位数,平均ニ乗変位,速度自己相関関数,自己拡散係数などが計算できる.プログラムはEXCEL worksheet として付録に示される.

Figures
Figure 1.

 The coordinate in the periodic boundary condition X (1)/σ vs. step.

Figure 2.

 The coordinate Xr (1)/σ vs. step.

Figure 3.

 The pair correlation function gr (r) and running coordination number rcn (r) vs. molecular distance r/σ.

Figure 4.

 The mean square displacement msd (t)2 vs. time t/τ.

Figure 5.

 The velocity autocorrelation function c (t)/(σ22) and accumulation number s (t) vs. time t/τ.

References
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