MULTIFRACTALITY OF THE CURRENT DISTRIBUTION IN DIRECTED PERCOLATION

被引:4
|
作者
SCHMITTBUHL, J
OLIVIER, G
ROUX, S
机构
[1] ECOLE NORMALE 3, ANTANANARIVO, MADAGASCAR
[2] ECOLE SUPER PHYS & CHIM IND, PHYS & MECAN MATERIAUX HETEROGENES LAB, CNRS, URA 857, F-75231 PARIS 05, FRANCE
来源
关键词
D O I
10.1088/0305-4470/25/8/025
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We investigate numerically the distribution of currents in a two-dimensional diode network at the directed percolation threshold. We obtain the multifractal spectrum of this distribution as well as other scaling properties such as the fractal dimension of the backbone, and the scaling of the conductivity. The analysis of the multifractal spectrum provides information about the singly connected bonds in the lattice.
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页码:2119 / 2125
页数:7
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