Transforming chaos to periodic oscillations

被引:6
作者
Kociuba, G [1 ]
Heckenberg, NR [1 ]
White, AG [1 ]
机构
[1] Univ Queensland, Dept Phys, St Lucia, Qld, Australia
来源
PHYSICAL REVIEW E | 2001年 / 64卷 / 05期
关键词
D O I
10.1103/PhysRevE.64.056220
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
We demonstrate that the dynamics of an autonomous chaotic class C laser can be controlled to a periodic state via external modulation of the pump. In the absence of modulation, above the chaos threshold, the laser exhibits Lorenz-like chaotic pulsations. The average amplitude and frequency of these pulsations depend on the pump power. We find that there exist parameter windows where modulation of the pump power extinguishes the chaos in favor of simpler periodic behavior. Moreover we find a number of locking ratios between the pump and laser output follow the Farey sequence.
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页数:8
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