查询词典 coherent

Finally, by means of time evolution operator and numerical calculations, the time evolution of the atomic population, the atomic dipole squeezing, the time evolution of the squeezing and coherence properties of the light in the system of the two identical two-level entangled atoms interacting with the coherent optical field have been studied.

论文的第三部分工作是采用时间演化算符和数值计算方法，研究了两全同二能级纠缠原子与相干态光场相互作用过程中，原子布居、原子偶极压缩、光场的二阶相干和光场压缩性质的时间演化特性。

In this paper, effects of one of the fibre nonlinearities, four-wave mixing, in long distance coherent multichannel optical fibre transmission are studied.

本文研究光纤非线性现象之一的四波混频对长距离相干多路光纤传输系统的影响。

In order to study the transmitting characteristics of single-mode Gaussian beam passing through polarizing prism, after analyzing the optical path difference in two coherent beams, the interference effect at the cementing layer of Semarmont prism was analyzed in detail.

为了研究Semarmont棱镜对单模高斯光束光强分布的影响，采用了分析相干的两束光光程差的方法，对光在Semarmont棱镜胶合介质层中的干涉效应进行了详细分析。

study of optical path modulation in coherent optical telescope array.

光学综合孔径望远镜阵的光束组合器。

In the new system, the orthogonal functions replace the trigonometric functions in the coherent modulation-demodulation of traditional communication system.

正是这种正交函数使得通信系统的传输的性能大大提高，保密性加强，而且正交函数的产生很方便。

Simulation results show that our scheme can lead to performance comparable to that of other non-coherent orthogonal modulation schemes.

仿真结果表明，本方案在降低复杂度的同时具有和其他方案可比的性能。

The experiment is carried out to investigate coherent structure s in the near wall region of turbulent boundary layer interacting with the wake of a circular cylinder in the outer region of turbulent boundary layer.

对边界层外区的圆柱尾迹流动结构对边界层近壁区相干结构的影响进行了实验研究。

We discuss the capacitance of a coherent mesoscopic parallel-plate capacitor based on the self-consistent theory of dynamic response for mesoscopic systems.

基于介观体系动态响应的自洽理论，讨论了介观相干平行板电容器的电容。

Is an expansion of paraxial optics that provides a more accurate model of coherent radiation like

高斯光束|高斯光束传播是近轴光学的扩展，它可以更为精确地描述相干传播

The propagation of partially coherent beams through an apertured paraxial ABCD optical system is an interesting but difficult problem encountered in practice.

部分相干光通过受光阑限制近轴ABCD光学系统传输是实际工作中一个十分有意义却是很困难的问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。