THE DYNAMICS OF SAND

被引:130
作者
MEHTA, A [1 ]
BARKER, GC [1 ]
机构
[1] INST FOOD RES, THEORY & COMPUTAT SCI GRP, NORWICH NR4 7UA, NORFOLK, ENGLAND
关键词
D O I
10.1088/0034-4885/57/4/002
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In recent years, sand has become a paradigm of complexity in physics; despite its everyday familiarity, it has come to typify what is increasingly regarded as a 'new' state of matter, namely matter in the granular state. Granular matter shows behaviour that is intermediate between that of solids and liquids and manifests fascinating properties like dilatancy and hysteresis. The last few years have seen an explosion of theoretical and experimental activity in the study of its dynamics, in particular to do with the relaxational behaviour of vibrated powders, segregation phenomena and sandpile avalanches. This article sets out to review the progress that has been made, and to present our current understanding of the dynamics of sand.
引用
收藏
页码:383 / 416
页数:34
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