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- The exact bright and dark soliton solutions of the nonlinear Schrodinger equation with two-photon absortion and with bandlimited optical gain, respectively, are given with the travelling wave method. 用行波方法给出了含有增益色散项和双光子吸收项的非线性Schrodinger方程的皮秒严格亮基孤子解和严格暗基孤子解，以及严格暗基孤子解存在的条件；
- dark soliton solution 暗孤子解
- The solution for NLS equation in normal dispersion has been gotten,including chirped and nonlinear saturation medium effect,the solution for the influence of dark soliton by chirped and nonlinear saturation medium effect is discussed in detail. 运用行波法求解正常色散区含频率啁啾和介质非线性饱和效应的NLS方程;并由得到的孤子解讨论了啁啾和介质非线性饱和效应对暗孤子传输特性的影响.
- In this paper, a new method of dark soliton transmission control by means of modulated Raman pump is presented. 一种新的暗孤子传输控制方法，调制拉曼泵浦被用来控制暗孤子的传输。
- Perturbation theory of soliton solution for the generalized Landau-Ginzburg-Higgs equation? 广义Landau-Ginzburg-Higgs方程孤子解的扰动理论
- Title： Soliton solution of the nonlinear Schrodinger equation with boundary conditions. 关键词：孤立子;带边界的可积系统;驻波解;行波解
- It is found that even a small walkoff between the compressed bright pulse and the dark soliton can exert non ignorable influence on the bright pulse compression. 作者发现，即使暗孤子与被压缩脉冲的中心波长相差很小，离散效应对脉冲压缩的影响也很大。
- The results show that changing the input amplitude of the dark soliton can adjust the spatial shift of the center of the bright soliton effectively and accurately. 结果表明，改变暗孤子的入射强度能够有效而准确的控制明孤子在晶体中传播时中心的偏转量。
- Making the comparison with the strongly nonlocal soliton solution obtained by Guo etal., we find the soliton solution obtained with the perturbation method is more accurate. 在强非局域条件下，和郭旗等人所得到的孤子解进行比较发现，用微扰方法所得到的强非局域孤子解更加精确。
- The paper conclude some major factors which influence the dark soliton transmission system, such as initial phase, random dispersion, stochastic gain variation, intrapulse Raman scattering and time jitters in arrival. 对影响暗孤子传输系统的一些主要因素,如初相位的影响、机色散的影响、益随机变化的影响、脉冲拉曼散射效应的影响进行了总结性的探讨,并发现在许多情况下,引入非线性增益能够有效地抑制暗孤子的时间抖动。
- However, in the limit of the spatial extent of the optical wave being much less than the width of the crystal, the dark soliton can affect the other one whereas the bright soliton cannot. 当入射光束的空间展宽尺寸远小于晶体尺寸时，孤子对中的暗孤子可以影响到另一个孤子，明孤子则不能。
- Soliton Solution of Reaction-Diffusion Equation 扩散方程的孤子解法
- Darboux Transformation and Soliton Solution 达布变换和孤子解
- The results show that the motion of dark soliton is periodical,and the interaction between two dark solitons exhibits to collide each other periodically. 另外,我们还讨论暗孤子在抛物势阱中的相互作用,结果表明:暗孤子在抛物势阱中的相互作用呈周期性的弹性碰撞,并且随着孤子间隔的减小,周期碰撞的振幅越来越小,直到两个暗孤子合而为一;
- By using the method of Darboux transformation the explicit soliton solutions of the coupled nonlinear Schrodinger equations and their higher-order equations are given. 利用达布变换的方法可以得出耦合的非线性薛丁谔方程及其高阶方程的显式孤子解。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- We started early in order to arrive before dark. 为了在天黑前到达，我们很早就动身了。
- partially spatially incoherent dark soliton 部分空间非相干暗孤子
- We compare dark solitons with bright solitons,the shifts of dark is smaller in same condition. 文中还将亮狐子与暗孤子进行比较，证明了相同条件下，暗孤子比亮孤子所受的影响更小。
- The electromagnetic wave propagating through a superlattice is analyzed. The vector potential along the propagating direction obeys the sine-Gordon equation. Some soliton solutions are given for different cases. 在超晶格中电子的动量分布与平衡分布偏离不远的弱直流电场偏置下,分析电磁场在超晶格生长方向的传播,得到电磁场传播方向的电磁场矢势分量服从sine-Gordon方程,给出了不同条件下的几种孤子解。
