This phenomenon is called velocity dispersion.
这种现象称为速度频散。
The reflection spectrum, time delay, and group velocity dispersion (GVD) of the gratings are analyzed.
并对此种光栅的反射谱,时延及群速度色散进行了理论分析;
Axial velocity dispersion and angular dispersion are regarded as basic requirements of liquid droplet streams.
轴向速度弥散和角向弥散是液滴束流在多数应用中的基本要求。
Spatial autocorrelation method; Phase velocity dispersion of Rayleigh wave; Circular array; Microtremor survey method.
空间自相关法;瑞雷波相速度频散;圆形排列;微震勘探法。
The physical process of frequency chirped Gaussian pulses broading induced by the group- velocity dispersion has been studied.
研究了线性光纤中色散导致初始频率啁啾的高斯光脉冲展宽的详细物理过程。
The group velocity dispersion properties of photonic crystal fiber (PCF) were investigated in detail by equivalent index model.
应用等效折射率模型对折射率导模光子晶体光纤的群速度色散特性进行了详细的讨论。
The variations of group velocity dispersion and nonlinear frequency shift with the wave frequency and film thickness are also studied.
研究了群色散和非线性频移随频率和薄膜厚度的变化规律。
The team suggests that this increased velocity dispersion is a result of a higher rate of interactions among galaxies than in other clusters.
研究团队说,这种不断增加的周转速度差异是由这里的星系之间,相对于其它星系团来说更快的作用速度产生的。
The chirped pulses will be compressed or broadened because of carrier-induced group-velocity dispersion when TW-SLA operates far below saturation.
由于载流子引起的群速度色散效应,使远离饱和区工作的TW-SLA会对有频率啁啾的光脉冲产生展宽或压缩。
In all the above cases, the utility for transport of terahertz pulses is limited by the high loss, or by the group velocity dispersion of the guided waves.
在上所述的情况中,太赫兹脉冲的有效传输受限于高损耗,或导波的群速度色散。
Based on the theory of elastodynamics, the longitudinal guided wave and flexural guided wave group velocity dispersion curves for M22 stud were calculated.
根据弹性动力学理论,采用纵向导波与弯曲导波相结合的方法对螺柱所受轴向应力进行无损检测。
Then the effects of higher-order group-velocity dispersion (GVD) on SC generation in different fibers are analyzed and contrasted in details through simulation.
介绍了SC谱的产生机理,并通过数值计算具体分析和比较了各种光纤中高阶群速度色散(GVD)对SC谱产生的影响。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on theattenuation, modulus, and velocity dispersion in low frequency range.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
Then the effects of higher-order group-velocity dispersion (GVD) on SC generation in different fibers are analyzed and contrasted in details through simulation.
在群速度色散和自相位调制的共同作用下,可用分步傅里叶方法模拟初始啁啾对高斯脉冲在光纤中传输的影响。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on the attenuation, modulus, and velocity dispersion in low frequency range.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
The result shows that the edged sampling mirror and the edged vacuum window can be treated as a pair of prisms, which generates negative group velocity dispersion.
分析结果表明,带楔角的取样反射镜与后续光路中使用楔形真空窗口构成了一对棱镜,产生负的群速度色散。
And a way to calculate the group velocity dispersion is presented when the vertical flat of the wedge lens is placed toward or outward the resonator, respectively.
分析了楔形镜垂直端面朝腔内和朝腔外两种组合方式的色散量计算方法。
By using the concept of spatially induced group velocity dispersion, the propagation of Bessel-like pulsed beam which is constant beam waist in free space is studied.
利用空间诱导色散概念,从理论上研究了等束腰宽度的类贝塞尔脉冲光束在自由空间中传输性质。
The effects of phase bias and group velocity dispersion on mode locking mechanism are analyzed. The operating conditions for stable short pulse generation are obtained.
分析了相位偏置和光纤的色散对锁模机制的影响,获得了产生稳定超短光脉冲的条件。
The group velocity dispersion curves of Bayleigh waves through most of the Qing-hai-Xizang Plateau are obtained, using the single-station and multiple-filtering process.
本文用单台多重滤波方法测定了经过青藏高原地区瑞利波群速度频散曲线。
The effects of group velocity dispersion, polarization mode dispersion and nonlinearity in fiber on the performance of wavelength division multiplexing system are analyzed in detail.
论述了光纤群速度色散、偏振模色散及光纤中各种非线性效应对光波分复用系统性能的影响,并给出了为减小其影响而应采取的措施。
The results show that the evolution of the steady-state output parameters of the system varies with the values of modulation parameters, group velocity dispersion and self phase modulation.
研究表明,系统的定态输出随系统的调制深度或调制频率、群速色散或自相位调制等参量值的变化而变化。
The results showed that the effect of group velocity dispersion(GVD) on the pulse with large chip was slight and the effect of spectral width on the self-focusing properties could be ignored.
研究结果表明,群速度色散(GVD)对大啁啾脉冲的影响很小,谱宽对自聚集的影响可以忽略。
Study the detailed physical process of the group-velocity dispersion-induced pulse broadening, this must be taken as prepare the ground for the founding of optical soliton in nonlinear fiber.
研究了线性光纤中色散导致光脉冲展宽的详细物理过程,以此为光纤中光孤子产生的物理过程作物理上的准备。
Two of the most predominant characteristics of Surface Wave are Dispersion and Attenuation which are the effective tools to study the velocity structure and viscidity structure of the earth interior.
频敌和衰减是面波传播中的两个基本特征,利用面波频散和衰减可以有效地研究地球内部速度结构和粘弹性结构。
Based on a scalar approximation, the group-velocity-dispersion properties of photonic crystal fiber (PCF) were investigated in detail by equivalent-index model.
基于标量近似理论,使用有效折射率方法对光子晶体光纤的群速度色散特性进行了详尽研究。
The variability of the pressure head, velocity and hydrodynamic dispersion coefficient obtained from conditional simulation are smaller than those obtained from unconditional simulation.
条件模拟方法计算出的水头、流速和水动力弥散系数的标准差要小于非条件模拟的结果;
Shear wave velocity data measured by these two methods appeared to be good consistency and no obvious frequency dispersion was found from a few hertzs to tens of kilohertzs.
两种方法所测得的剪切波速数据具有很好的一致性,且在数赫兹至数十千赫兹频段范围内剪切波速不具明显弥散性。
Thermal dispersion and solute dispersion, resulting from the discrepancies of pore water velocity, are important parameters in studying water, heat, and solute transport in porous media.
由土壤孔隙水流速率差异引起的热弥散和溶质弥散对于了解水热盐耦合运移非常重要。
The article discusses the differences in physical mechanism of mode locking by laser pulse injection between the dispersion region at positive group velocity and that at negative group velocity.
本文阐述工作于正、负群速色散区中的光脉冲注入锁模的物理机制的区别。
应用推荐