色散关系(dispersion relation)是指物理学中从因果律出发(与其他 原理相结合)得出的积分关系式的统称。色散关系作为因果律的推论,主要思想可概括为:设外界对某一物理系统输入信号(或施加作用),作为反应系统产生输出信号(或次级作用)。只要此系统具有下述性质:①内部运动规律不随时间改变;②输入和输出按因果方式联系;③输出是输入的线性泛函,则可求出此线性泛函的傅里叶变换的解析性质,进而得到可测量间的积分关系式——色散关系。
Propagation properties of infrared waves on the interface between a nonlinear antiferromagnet and a linear dielectric are investigated, (a) For TM waves, the dispersion relation is obtained, and the variation of magnetic peak field positions with power is studied.
①给出了非线性TM表面波的空间电磁场分布形式和色散关系。
参考来源 - 电磁波在旋磁材料中的非线性传播特性The dispersion relation of ion acoustic wave and the wavenumber resolution of the system have been measured by using this system. It is shown that the system is very suitable for studying long-wavelength electrostatic waves and instabilities in plasma.
利用该系统测量等离子声波的色散关系和系统的波数分辨率,实验证明,该系统适用于研究波长较长的等离子体静电波和不稳定性。
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还给出了两个间断面的色散关系。
The dispersion conditions at two discontinuous surfaces are also given.
导出了激光模的色散关系、共振频率和阈值增益的近似解析表达式。
Approximative analytical expressions are derived for the dispersion relations, the resonance frequencies and the threshold gains of the laser modes.
其色散关系与波矢方向有关,与各向同性的电介质的色散关系相似。
The dispersion is related to the wave vector and similar to the dispersion relation of the isotropic dielectric.
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