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两种介质模型啁啾长周期光纤光栅的色散分析
Authors
孙宇伟
孟庆超
+3 more
张玥
王静怡
白育堃
Publication date
1 January 2015
Publisher
《光通信研究》编辑部
Doi
Cite
Abstract
为了更加准确地研究薄包层CLPFG(啁啾长周期光纤光栅)的传输与色散特性,仿真分析了单轴晶体光纤的二、三层介质模型所得纤芯模有效折射率的差别以及中心波长的差别,并基于该差别,采用数值分析的方法研究不同包层半径、包层模序对CLPFG色散性能的影响。结果表明,当单轴晶体光纤包层半径与包层模序较小时,两种光纤介质模型的纤芯模有效折射率有较大差别。对于两种介质模型的光纤光栅,降低包层半径或增大包层模序数都有利于增大色散。文章的分析方法和结论为CLPFG的分析和设计提供了理论依据
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Last time updated on 26/01/2023