1) On the Partial Coherence of Light
论光的部分相干
2) theory of partial coherence
部分相干光理论
1.
The frequency doubling process in crystal has been reconsidered based on the theory of partial coherence in the manuscript the coherence theory concerning the frequency doubling:Ⅰ.
文献［２］中关于倍频的部分相干光理论。
2.
The frequency doubling process in crystal has been reconsidered based on the theory of partial coherence in this paper.
概括地说，本文用人射基波传播经基矢为ａ、ｂ的晶格定义出晶体输出面中两点ｐ２和Ｐ１，然后计算该两点２ω０光振动分量之间的互相干函数，在互相千函数的计算中采用了频域变换技术，通过引人定义量Ｐ（ω）及其求解，最后确定了由部分相干光理论所重新表述的入射基波激励产生的二次谐波的辐射强度分布的理论描述。
3) partial coherent light
部分相干光
1.
Propagation and diffraction of partial coherent light in uv-lithography;
紫外光刻中部分相干光的传播及衍射效应
2.
To give an error analysis of this effect,the propagation of partial coherent light in the proximity UV-lithography was investigated and the relative theoretical model was proposed.
为此,研究了接近式紫外光刻中部分相干光的传播过程,建立了相应的光刻理论模型,对光刻成像中的误差产生机理进行分析。
3.
Based on the propagated law of the mutual intensity with the partial coherent light (GSM), the characteristics of the irradiance distribution in Young s experiment are investigated with GSM.
基于部分相干光(GSM)互强度传播规律研究了部分相干光杨氏双缝干涉光强分布特点。
4) partially coherent light
部分相干光
1.
Focusing properties of partially coherent light passing through an astigmatic lens;
部分相干光通过像散透镜的聚焦特性
2.
Analyzing the focused field properties of partially coherent light;
部分相干光聚焦场特性的分析
3.
The results show that the amount of the focal shift depends on not only the Fresnel number of the annular beam,but also the spatial coherence and the central obstruction ratio of the incident partially coherent light.
结果表明,焦移量不仅依赖于环形光束外半径的菲涅耳数,还依赖于入射部分相干光的空间相干度和中心拦截比。
5) partially coherent beam
部分相干光
1.
Optimized design of phase plates for shaping partially coherent beams based on the adaptive genetic algorithm;
基于自适应遗传算法部分相干光整形位相板的优化设计
2.
Theoretically analytic methods and numerical simulation algorithms used to investigate the propa- gation of a partially coherent beam in turbulent atmosphere are briefly reviewed.
简要回顾了部分相干光在湍流大气中传输的主要研究方法,包括广义惠更斯-菲涅尔原理、交叉谱密度函数、相干模态分解、光束有效参数和ABCD矩阵等理论解析法,以及随机相屏近似、相干模态重构和随机光脉冲等数值模拟方法;介绍了几种典型的部分相干光的定义及其真空传输衍射性质,从光束扩展、光强起伏和到达角起伏三方面介绍了部分相干光在湍流大气中传输特性的研究状况和主要研究成果;提出了应进一步深入研究的问题。
3.
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。
6) partially coherent beams
部分相干光
1.
Study the new characteristics of the grating diffraction by the partially coherent beams
部分相干光光栅衍射新特性研究
2.
Based on the propagation equation of partially coherent beams,focusing properties of the partially coherent beams,whose intensity distribution is Gaussian-mode and spatial coherence function is Bessel function of zero order,have been investigated.
基于部分相干光的传输方程,研究了光强为高斯分布、空间相干度函数为零阶贝塞耳函数的部分相干光束的聚焦特性。
3.
The present thesis is devoted to studying the focusing properties of beams and the spreading of partially coherent beams propagating through turbulent atmosphere.
本论文主要研究了激光传输中的两个问题,即光束的聚焦特性和部分相干光通过湍流大气传输的光束扩展。
补充资料：相干散射和非相干散射
再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下，源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中，存在一系列因素使散射过程成为非相干散射。主要的因素是：原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射，源函数是相当复杂的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条