第五章我们运用小幅度近似方法求解高阶非线性薛定谔方程，得出了它的亮、暗孤子解。
We solve the higher order nonlinear Schrodinger equation by means of the small amplitude approximate method and present the bright and dark solitons solutions in chapter 5.
修正的非线性薛定谔方程(MNLSE)通过加入高阶效应项可以描述单模光纤中的超短脉冲的传播。
The modified nonlinear Schrodinger equation (MNLSE) can describe propagation of ultrashort pulses in single-mode fiber by adding high-order effects terms.
基于耦合非线性薛定谔方程，通过数值模拟，研究了光子晶体光纤中高阶色散对脉冲俘获的影响。
Based on the nonlinear Schr? Dinger coupling equation, the impact of higher order dispersion in the photonic crystal fibers on the pulse trapping is studied by numerical simulation.
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