JOURNAL ARTICLE

多模光纤反馈半导体激光器产生无时延特征混沌

Abstract

提出了一种基于多模光纤模间色散的无时延特征混沌产生方案。在多模光纤长度为4.4 km、芯径为62.5 μm、反馈强度为0.1的条件下,实验获得了无时延特征的混沌信号。进一步理论分析了多模光纤的纤芯直径、相对偏移、长度对混沌光模场的影响,结果显示:随着纤芯直径和相对偏移的增大,模式数量逐渐增多,模场分布变复杂;随着光纤长度的增加,模式分离程度(即模间色散)增大。最终探明了多模光纤相对偏移、反馈强度、长度对时延特征的抑制规律。结果表明,在与实验相同的纤芯直径和反馈强度下,消除时延特征的多模光纤的临界长度为1 km。

Keywords:
Geology

Metrics

8
Cited By
4.34
FWCI (Field Weighted Citation Impact)
33
Refs
0.89
Citation Normalized Percentile
Is in top 1%
Is in top 10%

Citation History

Topics

Chaos control and synchronization
Physical Sciences →  Physics and Astronomy →  Statistical and Nonlinear Physics
Nonlinear Dynamics and Pattern Formation
Physical Sciences →  Computer Science →  Computer Networks and Communications
Plant and animal studies
Life Sciences →  Agricultural and Biological Sciences →  Ecology, Evolution, Behavior and Systematics
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