激光技术, 2007, 31 (1): 0050, 网络出版: 2010-06-03
不同抽运方式下掺Yb3+光纤放大器的增益和噪声特性
The gain and noise characteristics of double cladding ytterbium-doped fiber amplifiers at different pump modes
光电子学 掺Yb3+光纤放大器 有限元模拟工具箱 抽运方式 信号增益 噪声指数 optoelectronics ytterbium-doped fiber amplifier finite element modeling laboratory pump modes signal gain noise figure
摘要
为了探讨不同抽运方式下掺Yb3+光纤放大器的增益和噪声特性,对910nm掺Yb3+光纤放大器进行数值模拟。结果表明,抽运方式对增益影响较小,但对噪声特性影响较大,光纤达最佳长度时,正向和双向抽运方式的掺Yb3+光纤放大器要优于反向抽运方式。这一结果对掺Yb3+光纤放大器的试验设计具有重要的作用。
Abstract
In order to investigate the gain and noise characteristics of double cladding ytterbium-doped fiber amplifiers at different pump modes,numerical analysis of 910nm ytterbium-doped fiber amplifiers is performed. The results show that pump mode has less effect on gain than noise figure,and the fiber amplifier has low noise under forward and bi-direction pumping schemes at optimal fiber length. The results are useful for experimental design.
詹仪, 郑义, 赵玉辉, 徐云峰. 不同抽运方式下掺Yb3+光纤放大器的增益和噪声特性[J]. 激光技术, 2007, 31(1): 0050. ZHAN Yi, ZHENG Yi, ZHAO Yu-hui, XU Yun-feng. The gain and noise characteristics of double cladding ytterbium-doped fiber amplifiers at different pump modes[J]. Laser Technology, 2007, 31(1): 0050.