Two-dimensional clusters of bubbles

被引:1
|
作者
Vaz, MF [1 ]
Fortes, MA [1 ]
机构
[1] Univ Tecn Lisboa, Inst Ciencia & Engn Mat & Superficies, Inst Super Tecn, Dept Mat Engn, PT-1049001 Lisbon, Portugal
来源
ADVANCED MATERIALS FORUM I | 2002年 / 230-2卷
关键词
clusters; crystal defects; foams;
D O I
10.4028/www.scientific.net/KEM.230-232.648
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The assembly of two-dimensional bubbles in clusters is discussed. The bubbles may have the same size or two different sizes. A technique was developed to prepare clusters with given number of bubbles. The energy of such clusters was calculated exactly for simple clusters. For more complex clusters we introduce approximate methods to estimate the cluster energy. With these methods we determine the cluster configuration of smallest energy (minimal cluster) for fixed composition, and discuss the characteristics of such minimal clusters.
引用
收藏
页码:648 / 651
页数:4
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