然后从色散介质中相速度与群速度的关系，讨论了相速度和群速度超光速的可能性。
Then the possibility of larger phase velocity and group velocity than light speed in dispersive medium is discussed.
本论文对飞秒脉冲光束通过自由空间、线性色散介质和单透镜的传输特性作了深入研究。
The present thesis is devoted to studying the propagation of femtosecond pulsed beams in free space, linear dispersive media, and through lenses.
这种光束在色散介质中的传输特性与光束传输因子(即光束质量因子)都值得作深入的研究。
This kind of beam needs more study on its propagation properties in dispersive media, as well as the beam propagation factor (originally called beam quality factor).
将一类色散介质的介电常数写成有理分式函数形式，进而导出FDTD中电位移矢量D和电场强度E之间的关系，形成SO_FDTD方法。
The dielectric property of dispersive media is written as rational polynomial function, the relation between D and E is derived in time domain. It is named shift operator FDTD (SO-FDTD) method.
光学介质的吸收和色散性质在量子光学与非线性光学中有着广泛的应用。
The dispersion and absorption properties of optical medium have been extensively applied in quantum optics and nonlinear optics.
实验研究了超强超短飞秒激光脉冲在经过块状介质后的光谱展宽和色散补偿压缩现象。
The pulse spectrum broadening and dispersion compensation compression phenomenon when focusing the laser pulse into bulk media are experimentally investigated.
吸收和色散性质是光学介质的一对基本性质，吸收性质往往会限制色散性质的利用。
The dispersion and absorption are a pair of fundamental properties of optical medium. The use of the dispersive properties is often limited by the absorption.
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.
用微波网络方法分析了多种介质波导的色散特性，给出了这些波导的有效介电常数。
In this paper, the microwave network analysis of the dispersion characteristics for various dielectric waveguides is presented, and the effective dielectric constants of the waveguides are given.
借助系统经典格林函数，运用正则量子化方法，对平面分区均匀色散吸收介质中电磁场进行量子化。
The photic field in the plane divisional uniform absorbing and dispersive dielectrics is quantized by the canonical quantum theory and the classical Greens function of the system.
应用等效介质理论进行求解，色散曲线揭示了阻尼对推迟模式的影响。
With the equivalent medium theory, the dispersion curves are worked out to demonstrate the effects of damping on retarded mode.
研究等离子体加载对色散吸收介质光腔系统量子性质的影响。
The influence of the plasma loading on the quantum character of the absorbing and dispersive cavity is investigated.
最后讨论了V形杆与圆形杆夹待时的介质负载和色散特性。
Dielectric load and dispersion characteristics of slow wave structure with V-type rods and circular rods are discussed.
第二个实例是自引力介质中弱非线性波的渐近周期解及色散关系。
The second example is the asymptotic periodic solution and the dispersion relation of weakly non-linear waves in a self-gravitating medium.
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。
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.
对含有反常色散材料和金属材料散射体无序介质的光子定域化行为进行了理论研究。
Photon localization of random media containing anomalous dispersive dielectric materials and metal scatterers, was investigated theoretically.
来自脉冲星的射电辐射在传播过程中会与星际间介质中的自由电子相互作用，发生色散现象。
Pulssar signal will be scattered as it passes through the Interstellar medium, what is called dispersion.
根据腔长的随机变化、介质色散特性和模竞争效应解释了低频拍和连续噪声谱。
Based on the random variation of cavity length, characteristics of the medium index and mode competition effect, low-frequency beat and noise continuums are explained.
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.
比较在相同增益时的泵浦功率、光纤长度和增益平坦性，从而选择色散补偿光纤作为LRA的增益介质。
From the comparison of the fiber lengths, the pump power and the gain flatness for same gain of FRA, that DCF have been chosen as the active medium of LRA.
通过改变介质的色散性质人们能控制光学介质中光的传播速度。
Manipulation of light speed in an optical medium can be realized by changing the dispersive properties of the medium.
建议利用三能级级联型介质实现从正常色散到反常色散的变换。
We suggest that a three-level cascade medium be used to achieve the switching from normal dispersion to anomalous dispersion.
另外，介质筒的介电常数，填充系数等都对色散曲线有影响。
In addition, the dielectric parameter and the filled coefficient also have influence on the dispersion curve.
最后，对介质膜滤波器的色散的特点进行了分析。
At last, an analysis of the characteristic of chromatic dispersion of thin film filter was also provided.
利用色散吸收介质中电磁场的正则量子化方法，研究等离子体加载对色散吸收介质光腔系统量子性质的影响。
The influence of the plasma loading on the quantum character of absorbing and dispersive cavity is investigated by the canonical quantum method of the electromagnetic field.
在V型能级系统原子介质中，若利用外场产生相干，则弱光场在该介质中的吸收-色散关系将展现出新的特性。
A new feature will be exhibited in the absorption-dispersion relation if quantum coherence is induced by an external field in the medium consisting of atoms of V-type energy-level configuration.
文本引用直线法，分析了一般的部分填充电各向异性介质的波导的色散特性。
In this paper the method of lines is quoted. The partly filled with electric anisotropic dielectric waveguides are analyzed.
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。
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。
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.
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