group velocity

基本解释群速度

网络释义

1)group velocity,群速度2)group-velocity,群速度3)negative group velocity,负群速度4)group velocity diagram,群速度图5)group velocity,[物]群速度6)group velocity method,群速度法

用法和例句

Phase velocity,group velocity,and ray parameters in transversely isotropic media;

TI介质中的相速度和群速度及射线参数

Measurements of group velocity of ultrasonic guided waves and thickness of material based on Hilbert-Huang transform;

基于希尔伯特-黄变换测量超声导波的群速度及材料厚度

The equivalent index of refraction defined through the complex transmission coefficient is calculated and the group velocity of an optical pulse with frequency spectrum around the defect mode frequency is investigated.

计算了由复透射系数定义的等效复折射率并由此研究了频谱位于缺陷模频率附近的光脉冲的群速度

Based on the method of coordinates transform for arbitrary spatial orientation TI media,we expanded to study the azimuth variations of body-wave phase-velocity and group-velocity for arbitrary spatial orientation TI media with arbitrary strength of anisotropy.

本文基于任意空间取向TI介质中坐标变换的方法,扩展研究了任意强弱、具有任意空间取向对称轴的TI介质中体波相速度和群速度的方位变化;通过模型数值计算,获得了相速度与群速度方位变化图案,并比较了二者偏差。

Rytov proved the relation of group-velocity and energy-transportation velocity in non-absorption medium on the basis of group-velocity concept in 1947.

1 947年Rytov在波包群速度概念的基础上 ,证明了在无吸收介质中群速度与能量传播速度之间的关系。

Left-handed materials have many strange properties,such as negative refractive index,negative group velocity,perfect imaging,inverse Doppler effect and abnormal Cerenkov radiation.

本文介绍了左手材料的概念、原理和它具有的负群速度、负折射率、理想成像、逆Doppler频移、反常Cerenkov辐射等种种奇异的物理性质。

They have many strange properties such as negative group velocity, negative refractive index, perfect imaging, inverse Doppler effect and abnormal Cerenkov radiation.

它具有诸如负群速度、负折射率、理想成像、逆Doppler频移、反常Cerenkov辐射等种种奇异的物理性质 。

The paper introducs the history and research of negative refractive materials and simply analysis of negative index of refraction gives rise to the strange properties such as negative group velocity,negative refraction,perfect lens,inverse doppler effect and abnormal Cerenkov radiation.

介绍了负折射率材料的发现及研究历史,简单分析由负折射产生的负群速度、逆多普勒频移、反常切伦柯夫辐射、完美透镜等各种效应,进一步讨论负折射材料的应用展望。

The Change of Group Velocity:from Subluminal to Superluminal Light Propagation in the V System

V系统中实现群速度由慢光速到超光速的转换

The group velocity is the speed at which modulated signals would be transmitted.

群速度就是将调制信号发送出去的速度。

Adaptive particle swarm optimization algorithm based on population velocity

一种基于种群速度的自适应粒子群算法

Study on Group-Velocity Dispersion in Raman Fiber Amplifier;

拉曼光纤放大器中的群速度色散研究

Changes of the acoustic modal phase velocity, group velocity and interference distance in an eddy

涡旋中的简正波相速度、群速度和干涉距离的变化

A GROUP VELOCITY OF SEISMIC LOVE SURFACE WAVE AND LITHOSPHERE STRUCTURE IN ANTARCTIC PENINSULA

南极半岛地区地震勒夫波群速度与岩石圈结构

Effect of rotating cavities on the group velocities of the coupled-resonater optical waveguides

微腔旋转对耦合腔光波导群速度的影响

The crowd started barracking (the slow rate of play).

群众(对比赛的速度之慢)喝起了倒采.

A Parallel Ant Colony Optimization Algorithm Based on Fine-grained Model with GPU-Acceleration;

基于GPU加速的细粒度并行蚁群算法

Particle Swarm Optimization Algorithm Based on Velocity Differential Mutation

一种速度差分变异的粒子群优化算法

Design and simulation of an ant colony algorithm based on individual velocity differences

个体速度差异的蚁群算法设计及仿真

Annual training period features on high level athlete of speed Event-Group;

高水平速度性项群运动员年度训练的周期特征

Particle Swarm Optimization with Contracted Ranges of Both Search Space and Velocity

压缩搜索空间与速度范围粒子群优化算法

Spreading Speeds and Traveling Waves for a Single Species Model in 2-Dimension Lattice;

二维格上单种群模型的传播速度和行波解

Hybrid ant colony optimization algorithm for unrelated parallel machine scheduling problem;

一种求解变速机调度问题的混合蚁群优化算法

Study on the Control Character of Exercise Load of Speed-Power Events Group of Athletics;

田径速度力量项群运动负荷控制特征的研究

Structural character of physical efficiency of speed-power events;

田径速度力量项群运动员体能结构特征的研究

Study on the Structural Characters of Physical Efficiency of Speed Events;

田径速度性项群运动员体能结构特征的研究

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