查询词典 Cerenkov

So the Poynting vector and wave vector are antiparallel, consequently, the light is refracted negatively, and also there are many other unusual behaviors in LHM like reverse Cerenkov radiation, contrary Doppler effect etc.

所以近年来有关左手材料的研究受到了广泛的关注。2002年，科学家们发现当光波以一定角度入射到在光子晶体界面上时，光波在光子晶体中的传输也会出现和在左手材料中相同的现象：比如负折射和超透镜现象。

Such a hypothetical particle (a tachyon, as opposed to the more familiar tardyon, or slower-than-light particle) might emit Cerenkov radiation analogous to the bow wave of a ship, and thus might perhaps be detected.

这样一个假设的粒子（超光速粒子是相对于较熟悉的次光速粒子，或者是亚光速粒子而言的）可能放出类似于轮船涡流的契伦科夫辐射，因此可能被探测到。

A good agreement is achieved and the water tank is feasible for the construction of the Cerenkov calorimeter.

说明水箱可以作为水基切伦科夫量能器的可行性的方案。

Research on Cerenkov second harmonic generation and parametric amplification in the Cerenkov-idler configuration As we all know, the phase matching condition is critical in second harmonic generation in waveguides.

切伦科夫二次倍频及切伦科夫型参量放大的研究在光波导中进行倍频，满足相位匹配条件是至关重要的。

Based on the Maxwell equations,the basis principles of Cerenkov Radiation are reviewed, the angle-distributionformulas of Cerenkov Radiation are derived, the experiment principle and layout areintroduced.

文中从麦克斯韦方程组出发，推导了切伦科夫辐射的分布公式，总结了切伦科夫辐射的特征，介绍了切伦科夫辐射进行束流测量的原理与实验布置。

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。

It is shown that its working frequency and linear growth rate are higher than thatof common Cerenkov FEL,and for the same injection current,the linear growth rate of thissvstem and common Cerenkov FEL either decrease with increase of the gap between the dielectricand electron beam or there is an optimum gap value corresponding tO the maximum growth rate.

发现在入射电流和波导结构一定时，该系统和普通切伦柯夫自由电子激光器的增长率并不是随随电子束与介质的间距的增加而减小，而是存在一个最佳值。

In this paper, we argue that the new Cerenkov line-like radiation mechanism suggested by You et al. can provide a solution for the puzzle of EW(subscript Kα)/EW(subscript Kβ). We present a detailed model consideration and theoretical calculation.

给出了详细的模型考虑和理论计算，结果表明活动星系核中产生铁K线的机制不只有莹光机制还有Cerenkov线状辐射机制。

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。

Our calculated result shows that, except for the fluorescence emission, there coexists a Cerenkov line-like radiation mechanism in AGNs, which gives a significant contribution to the iron K-line emission, even moderately higher than the former.

两者共存于活动星系核中，而且以Cerenkov辐射机制为主。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐