The nonlinear Schrdinger equation of laser-plasma interaction is used to study the self-compression of femtosecond intense laser pulse in plasma.
文章从激光等离子体相互作用的非线性薛定谔方程出发，理论研究了飞秒强激光脉冲在等离子体中的自压缩行为。
The third-order nonlinear polarization for self-interaction in uniaxial crystals is dealt with.
讨论单轴晶体中三阶非线性自作用极化强度矢量的计算。
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