2-DIMENSIONAL DEFECT-FREE RANDOM PACKING

被引:15
作者
MEAKIN, P [1 ]
JULLIEN, R [1 ]
机构
[1] UNIV PARIS 11,CTR ORSAY,PHYS SOLIDES LAB,F-91405 ORSAY,FRANCE
来源
EUROPHYSICS LETTERS | 1991年 / 14卷 / 07期
关键词
D O I
10.1209/0295-5075/14/7/010
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The random packing of identical hard disks generated by a ballistic model with complete restructuring has been investigated. The density of defects (i.e. particles having a number of contacts different from 4) was found to decrease as a power law with the distance from the bottom of the packing in the limit of very large distances. In the asymptotic very large height regime, a random structure without defect was found which is characterized by a broad angular distribution for the orientations of the bonds between contacting disks.
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页码:667 / 672
页数:6
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