Synthetic Effect of Both Fourth-order Dispersion and Quintic Nonlinearity on Cross-phase Modulation Instability in Region of Minimum Group-velocity Dispersion
四阶色散和五阶非线性对零色散附近交叉相位调制不稳定性的综合影响(英文)

Keywords: Cross-phase modulation instability,Nonlinear optics,Fourth-order dispersion,Quintic nonlinearity
交叉相位调制不稳定性,非线性光学,四阶色散,五阶非线性

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Abstract:

从包含高阶色散和高阶非线性的广义非线性薛定谔方程出发,研究了零色散附近交叉相位调制不稳定性增益谱,分析了四阶色散和五阶非线性系数对增益谱的影响.结果表明:当光脉冲工作在零色散附近时,四阶色散对交叉相位调制不稳定性起决定作用,它使增益谱变宽.正(负)五阶非线性使增益谱的谱宽和峰值增大(减小).随着二阶色散的增加,四阶色散对增益谱的影响越来越小.

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