degree of coherence
英 [dɪˈɡriː ɒv kəʊˈhɪərəns]
美 [dɪˈɡriː əv koʊˈhɪrəns]
相干度
双语例句
- It is found that the complete destructive interference in the four-pinhole interferometer may appear, and there may exist phase singularities of intensity and spectral degree of coherence.
结果表明，一定条件下，可出现完全相消干涉，并存在光强和光谱相干度的相位奇点。 - Degree of coherence: the degree of coherence of the service at the enterprise level, is much higher than a typical solution.
一致性程度：企业层次的服务一致性程度远远高于一个典型的解决方案。 - Based on the extended Huygens-Fresnel principle, the formula for the change in the degree of coherence of partially coherent vortex beam in turbulent atmosphere has been derived.
根据广义的惠更斯-菲涅耳原理，得到了部分相干涡旋光束在湍流大气中传输时光谱相干性的理论表达式，然后详细研究了光束在湍流介质中传输时相干性的变化规律。 - Meanwhile, the degree of coherence and the degree of polarization of a beam can change during the focusing process.
同时，随着大数值孔径的聚焦过程，激光束的相干度和偏振度也会发生变化。 - It is shown that the focused intensity distribution near the geometrical focus is dependent not only on the intensity distribution of the incident partially coherent beam, but also on the degree of coherence.
结果表明，几何焦点附近的聚焦光强分布不仅依赖于入射部分相干光的光强分布，还依赖于入射光的空间相干度。 - The exact analytic expressions for the photon statistics distribution, the squeezing degree S and the second order degree of coherence g ( 2) of light field are obtained by using the master equation for the density operator of light field and applying the generation-function method.
采用生成函数方法，由光场密度算符主方程，求得光场压缩度s，二阶相干度g~（x）和光子统计分布的严格解析表达式，同时讨论它们随标度时间τ的演化。 - Construction of Digital Photon Correlator and Measurement of Second Degree of Coherence of Light Fields
光子计数数字相关仪的研制及光场二级相干度的测量 - Based on this point, a novel method is presented for achieving a quasi-ellipsoid light cage profile near the geometric focus by modulating the spectral degree of coherence of the incident partially coherent beam.
基于这一点，提出了一种控制部分相干光束的空间相干度，在几何焦点附近获得了类似椭球光笼形状的光强分布的新方法。 - The Force of Cohesion and the Degree of Coherence
衔接力与语篇连贯的程度 - Based on the Huygens-Fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system. The influence of the spectral degree of coherence, Fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed.
从惠更斯-菲涅耳原理出发，推导了部分相干光束通过环形透镜系统的传输公式，分析了空间相干度、菲涅耳数、拦截系数对系统中光束的聚焦光强和焦移的影响。 - The methods of measuring the coherent parameters are discussed which include temporal coherence function, coherence length, the degree of coherence, the global degree of coherence and the average transverse coherence length.
最后，对相干参数的测量方法进行了讨论和设计。可测量的相干参数为光束的时间相干函数、相干长度、相干度的绝对值、平均相干度以及平均横向相干长度。 - This paper deals theoretically with the influences of various kinds of mutual co-herence function and the degree of coherence on the distribution of straight-edge generated image field.
本文从理论上研究了部分相干情形下，各种相干函数及相干度，对直边象场分布的影响。 - The theory and corresponding experimental results of spatial degree of coherence modulation with ultrasonic standing wave which is controlled by electricity are reported and experimental curves are made under different transducer voltages.
本文报道和讨论了用超声驻波调制激光相干度的原理与实验结果.给出了不同声功率下双狭缝干涉的光强分布，并作出了调制相干因子与换能器所加高频电压的关系曲线。 - The Influence of Different Acupuncture Manipulations on the Degree of Coherence in Human Bodies
针刺操作对人体协调度（相干度）的影响 - The second-order degree of coherence as affected by photon counting rate and selected resolution time is investigated systematically.
通过改变计数率，调整分辨时间，系统地研究了光场二阶相干度测量值受实验条件的影响。 - The number of spectral switch increases with increasing Fresnel number and truncation parameter, but decreases with increasing spectral degree of coherence.
光谱开关的个数随着光束菲涅耳数以及截断参量的增大将增多，而随光谱相干度的增大而减少。 - By taking into account all the experimental factors which can influence the g ( 2), the second-order degree of coherence of an unknown optical field can be determined quickly and simply via single SPCM when choosing proper detecting conditions.
结果表明，在综合考虑系统中的各种因素对测量影响的情况下，通过选择合适的测试条件，可以利用单个单光子探测器直接探测的方法快速确定一个待测光场的二阶相干度。 - Numerical calculations are performed to analyze the influences of varying corresponding parameters on the distribution of intensity, degree of coherence and degree of polarization in the focal region.
通过数值计算，分析了各相关参数对聚焦区域内光强分布、相干度和偏振度的影响。 - It is shown that the width of the spectral degree of coherence can be larger, less than or equal to the corresponding width of spectral density, which depends not only on the scalar coherence length of the beams, but also on the truncation parameter.
结果发现，依赖于光束的标度相干长度和截断参数，光谱相干度的宽度有可能大于、等于或者小于对应的谱强度的宽度。 - Based on IFN-τ and MIC and BoLA-A expression of time and space of the high degree of coherence, we think the there may be some relevance.
基于IFN-τ与MIC和BoLA-A表达的时间和空间上的高度一致性，可以认为其可能存在某种关联。 - The spectral degree of coherence of scalar light waves on scattering is investigated, and the condition for the invariance of spatially coherent plane waves on scattering is presented.
讨论标量光波散射过程中光谱相干度的变化规律，并给出空间完全相干的标量平面波经过介质散射后光谱相干度保持不变的条件。 - The scattering of scalar light waves from a Gaussian-Schell model medium is studied, and the influences of the correlation function of the scattering potentials on the spectral density and the spectral degree of coherence of the far-zone scattered field are discussed.
讨论标量光波经过高斯-谢尔模型介质散射后的光学特性，并分析散射介质的关联函数对散射光波远场光谱强度和光谱相干度分布的影响。 - From this formula the spectral density, the spectral degree of coherence, the spectral degree of polarization, the orientation angle and the degree of ellipticity of such a beam on propagation are determined.
从这个公式可以得到光束传输时的谱密度、谱相干度、谱偏振度、方向角和椭圆率的变化。 - These concepts are the cross-spectral density function and spectral degree of coherence in the space-frequency domain, and the mutual coherence function and the complex degree of coherence in the space-time domain.
介绍了二阶相关理论中描述光场相干性质的基本概念，包括空间-时间域中的互相关函数、复相干度和空间-频率域中的交叉谱密度函数、光谱相干度。 - By use of the cross-spectral density matrix, the properties of the scattered field, including the spectral density, the spectral degree of coherence, and the spectral degree of polarization are discussed.
根据散射光波的交叉谱密度矩阵，研究散射场的光学特性，包括光谱强度、光谱相干度以及光谱偏振度。 - The changes in the spectral degree of polarization, the spectral degree of coherence, and the spectral density are calculated.
使用该式分别计算了光束传输时光谱偏振度、光谱相干度以及光谱密度的变化。 - With the development of laser technology, the laser structure with high monochromaticity, high degree of coherence, high energy, strong direction and other excellent performance has been widespread concern.
随着激光技术的发展，具有高单色性、高相干度、能量大和方向性强等优异性能的激光得到了广泛的关注。 - It is shown that the intensity, degree of coherence and degree of polarization in the focal region are all influenced by varying effective coherent length of incident beams and maximal angle determined by the NA of the objective.
结果表明，入射光束的有效相干长度和聚焦透镜的最大数值孔径角的取值变化都会对光强分布、相干度和偏振度产生影响。 - The coherence vortices of spectral degree of coherence depend on the relative coherence length, modex index and positions of pairs of points.
光谱相干度的相干涡旋依赖于相对相干长度、模指数和一对点的位置。 - We measured relative value of spectral density and the spectral degree of coherence with CCD. And then the cross-spectral density matrix were obtained by means of fitting.
利用CCD测量了光谱密度相对值以及光谱相干度，采用拟合的方法得到了交叉谱密度矩阵。