FRACTAL FEATURES OF THE EARTHQUAKE PHENOMENON AND A SIMPLE MECHANICAL MODEL

被引:39
作者
MATSUZAKI, M [1 ]
TAKAYASU, H [1 ]
机构
[1] KOBE UNIV, FAC SCI, DEPT EARTH SCI, KOBE 657, JAPAN
关键词
D O I
10.1029/91JB01884
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
A simplified two-dimensional stick-slip model is introduced. The system shows a kind of dynamical order-disorder phase transition with a control parameter proportional to the strength of interaction. At the critical point, this model is consistent with the empirical laws of earthquakes such as Gutenberg-Richter's law, the spatial distribution of hypocenters, and the correlation function of the occurrence of earthquakes as results of a dynamical critical phenomenon. This model can naturally explain the locality that local magnitude distributions often deviate from Gutenberg-Richter's law.
引用
收藏
页码:19925 / 19931
页数:7
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