Molecular dynamics study of the nucleation rate of nanopores in aluminum at a negative pressure

被引:1
|
作者
Voronin, D. S. [1 ]
Krasnikov, V. S. [1 ]
Mayer, A. E. [1 ]
机构
[1] Chelyabinsk State Univ, Bratiev Kashirinykh St 129, Chelyabinsk 454001, Russia
基金
俄罗斯科学基金会;
关键词
HOMOGENEOUS NUCLEATION; FRACTURE;
D O I
10.1088/1742-6596/774/1/012062
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The rate of a homogeneous nucleation of nanovoids in expanded aluminum is researched in this work. Typical lifetime of the system in a metastable state at a negative pressure as well as coefficients of surface tension and nucleation frequency at the temperatures 300 and 500 K are obtained with the help of molecular dynamic simulation. The large value of the pre-exponential factor should be noted, which requires further detailed investigations.
引用
收藏
页数:6
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