利用非线性薛定谔方程和速率方程，研究了啁啾脉冲在增益介质中多程放大的特性。
The multipass amplification characters of the chirped pulse in gain medium were studied with the Schrdinger equation and population equation.
与普通单模光纤相比，小纤芯pcf具有非线性效应强、布里渊增益大的特点，适合作为布里渊光纤激光器的增益介质。
Compared with common single mode fiber, the small core PCF has higher non-linear coefficient and larger Brillouin gain, and is suitable for the gain medium of Brillouin fiber laser.
本文获得了增益色散和增益饱和非线性介质中的光孤子脉冲的解析解。
An analytical solution is obtained for soliton pulse propagation in nonlinear media with gain saturation and gain dispersion in this paper.
基于非线性包络方程我们研究了平面非线性介质波导中的时空不稳定性，得到了有拉曼散射效应情形下不稳定性调制的增益谱的表达式。
Spatiotemporal instability in the planar nonlinear dielectric waveguide is analyzed by nonlinear equation, and the expression of Modulation instability(MI) gain in Raman Scattering is obtained.
研究增益介质中高能态粒子受激跃迁引起的非线性折射率。
The nonlinear index of refraction induced by stimulated transition of high level populations in the gain medium is investigated.
研究增益介质中高能态粒子受激跃迁引起的非线性折射率。
The nonlinear index of refraction induced by stimulated transition of high level populations in the gain medium is investigated.
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