Phase synchronization in mutually coupled chaotic diode lasers

被引:18
作者
Aviad, Y. [1 ]
Reidler, I. [1 ]
Kinzel, W. [2 ]
Kanter, I. [1 ]
Rosenbluh, M. [1 ]
机构
[1] Bar Ilan Univ, Dept Phys, Jack & Pearl Resnick Inst Adv Technol, IL-52900 Ramat Gan, Israel
[2] Univ Wurzburg, Inst Theoret Phys, D-97074 Wurzburg, Germany
来源
PHYSICAL REVIEW E | 2008年 / 78卷 / 02期
关键词
D O I
10.1103/PhysRevE.78.025204
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
Semiconductor lasers with optical feedback have chaotically pulsating output behavior. When two similar chaotic lasers are optically coupled, they can become synchronized in their optical fluctuations. Here we show that the synchronization is not only in the amplitude and in the timing of the pulses but that the short pulses are also phase coherent with each other. This is true even when the lasers are separated by distances much larger than their coherence length.
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页数:4
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