Spatiotemporal on-off intermittency by random driving

被引:11
作者
Qu, ZL
Xie, FG
Hu, G
机构
[1] BEIJING NORMAL UNIV, DEPT PHYS, BEIJING 100875, PEOPLES R CHINA
[2] ACAD SINICA, INST THEORET PHYS, BEIJING 100080, PEOPLES R CHINA
关键词
D O I
10.1103/PhysRevE.53.R1301
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
Spatiotemporal on-off intermittency by random driving in spatially extended systems modeled by coupled map lattices is discussed. System size and coupling strength influence the onset of intermittency largely. At the onset, the temporal distribution of the laminar phase of one site still exhibits a power law with exponent -3/2 like that in a single map, while the spatial distribution displays a -1 power law with an exponential tail at large size for strong couplings.
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页码:R1301 / R1304
页数:4
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