Analysis of stimulated Brillouin scattering in multi-mode fiber by numerical solution

被引:0
作者
Tao Zhou
Jun Chen
机构
[1] Lab. of Modern Optical Inst., Zhejiang Univ.
来源
Journal of Zhejiang University-SCIENCE A | 2003年 / 4卷 / 3期
基金
中国国家自然科学基金;
关键词
Optical fiber; Phase conjugation; Stimulated Brillouin scattering;
D O I
10.1631/jzus.2003.0254
中图分类号
学科分类号
摘要
Stimulated Brillouin scattering in optical fibers is described by a theoretical model and numerical analysis. The results showed that, for an optical fiber pumped by a laser beam with ns-order-pulse width and kW-order peak-power, SBS reflectivity tends to saturate when the fiber length exceeds a limit, named effective fiber length. Using small core-diameter and long enough fiber, the SBS reflectivity level could be raised but is limited by optical damage of the entrance surface of the fiber. Therefore, just a small dynamic range can be obtained.
引用
收藏
页码:254 / 257
页数:3
相关论文
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