Furthermore, the energydensityspectrum for electromagnetic wave, Langmuir wave and ion acoustic wave are obtained and used to interpret spectra evolution with time.
研究了电磁波、朗缪尔波与离声波在相互作用中的能量密度谱随时间的演化;
2
Physical meaning: the self-correlation function and the energyspectrumdensity function compose a Fourier transform pair.
物理含义:能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
3
Formulae of energyspectrumdensity of large wavenumber range in homogeneous isotropic turbulence are given here.