The relations of the ground state energy with the coefficient of dispersion, strength and magnetic field strength are derived by using linear-combination operator and unitary transformation method.
采用线性组合算符和幺正变换的方法,得出极化子基态能量与色散系数、耦合强度以及磁场强度之间的关系。
On the basis of standard spin-wave theory, the magnetic dispersion relations for a two-dimensional Heisenberg antiferromagnet are investigated.
利用标准的自旋波理论,研究了二维三角海森堡反铁磁体的色散关系。
Approximative analytical expressions are derived for the dispersion relations, the resonance frequencies and the threshold gains of the laser modes.
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。
In this paper, the elastic wave propagation in honeycomb materials is investigated based on the dispersion relations.
通过研究蜂窝材料的弹性波频散关系,分析了其弹性波传播特性。
The power-dependent complex dispersion relations for TE and TM waves in a lossy nonlinear guiding system with a wide range of absorption coefficients are simulated and analyzed.
模拟和分析了很宽吸收系数范围内非线性有损耗波导系统TE和TM波与功率有关的色散关系。
Considering the interface couplings (ferromagnetic coupling and antiferromagnetic coupling), the spin-wave dispersion relations, wave forms and resonant spectra in ferromagnetic bilayers are studied.
对双层铁磁薄膜构成的系统,考虑界面铁磁性和反铁磁性耦合对自旋波色散关系、波形演化及共振的影响。
Exact dispersion relations for TM waves guided by thin dielectric films covered on one or two sides media of intensity-dependent refractive indexes have been derived.
对于介质薄膜波导的一边或两边复盖有介电常数与光强成正比的非线性介质的三种不同结构,本文导出了三层非线性平面光波导TM波的精确色散关系。
Problems investigated in the thesis consist of two parts: one part is the numerical study of dispersion relations in relativistic plasma with Maxwell distribution;
本文所研究的问题主要包含两个部分:一是对相对论性麦克斯韦分布的等离子体色散关系的数值研究;
In this paper we analyse the dispersion relations in a rectangular waveguide partially loaded with E-plane and H-plane dielectric slabs in terms of transverse resonance technique.
本文用横向谐振法分析在矩形波导中e面和H面上部分填充介质片时的色散特性。
The dispersion relations for waves on liquid film surfaces were proved and thickness of liquid film was measured by laser diffraction.
利用激光衍射法验证了液体薄膜的色散关系,并应用于液体薄膜厚度的测量。
This paper derived the relations between polarization dispersion and wave length from the dielectric constant perturbation theory.
本文从介电常数微扰理论得到极化色散与波长的关系。
The relations between the near zero-dispersion of the defect mode and the structure of the photonic crystal are also investigated.
研究了具有近零色散的缺陷模与光子晶体的结构参数之间的关系。
The phonon dispersion relations of magnesium aluminium spinel MgAl2O4are calculated by using frozen phonon method.
本文利用冻结声子法计算了镁铝尖晶石的声子色散关系和常压下的各种热力学性质。
Based on the force constant model we calculate the phonon dispersion relations of single wall BC_3 nanotubes with different diameters and chiralities.
引用石墨经验力常数计算碳纳米管声子色散关系时 ,必须处理由二维平面卷曲形成三维实体纳米管所引入的问题 。
The paper studies the character of dispersion relations of two internal wave solutions with different water surface condition in two-layer fluid.
将基于两层流假定下的两种水面条件内波解进行了对比。
The effect of bulk single uniaxial anisotropy on dispersion relations and resonant spectra of spin waves in bilayer films with antiferromagnetic coupling are investigated.
研究了具有各向异性的双层磁性薄膜中自旋波的本征值问题 ,重点讨论了磁各向异性对自旋波波形的影响 。
The effect of bulk single uniaxial anisotropy on dispersion relations and resonant spectra of spin waves in bilayer films with antiferromagnetic coupling are investigated.
研究了具有各向异性的双层磁性薄膜中自旋波的本征值问题 ,重点讨论了磁各向异性对自旋波波形的影响 。
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