The dependence of droplet size and its distribution on the UV intensity are measured nondestructively using a laser-diffraction particle-size analyzer.
利用激光衍射粒子尺寸分析仪,无破坏地测量了微滴尺寸及其分布与紫外光强的依赖关系。
Furthermore, the effect of aperture parameters on the diffraction characteristics of laser beams with amplitude modulations is also analyzed.
另外讨论了锯齿光阑参数对有振幅调制光束衍射特性的影响。
Part I deals with the diffraction theory in the time -space domains and operator optical methods, as well as their applications to laser optics and high power laser technology.
全文分为二部分,第一部分研究时空域衍射理论和算子光学方法,及其在激光光学和强激光技术中的应用。
The experimental results show that a bigger diffraction efficiency delay rate can make the establishing time of the laser pulse and the pulse width shorter, and make the peak power higher.
实验结果表明,在一定范围内增大衍射延迟速率可以缩短脉冲建立时间,缩短脉冲宽度,增加峰值功率。
The interference and diffraction phenomenon created by cylinders edge in the course of the pointing of the laser aiming system are discussed in this paper.
通过研究激光照准系统中柱形边缘引起的边缘衍射和干涉效应,分析其对边缘瞄准精度的影响。
As their applications we have studied the effect of air index gradient on laser alignment and the additional diffraction loss of laser caused by inhomogeneous pump.
应用于空气折射率梯度对激光准直的影响和不均匀泵浦引起的激光器附加衍射损耗。
FSSS method, laser diffraction method and BET method were used to perform the particle size measurement.
将供给态粉和研磨态粉由激光衍射法、FSSS法和BET法测量出颗粒粒度。
This simulated experiment shows that the method with the hardware equidistant subdivision can improve highly its measured accuracy in laser diffraction measure fine wire diameters.
结果表明,在激光衍射测微中,用硬件插值细分的方法可以使其测量精度更为精确。
Be based on measuring wire tiny diameter with laser diffraction, a method of hardware equidistance subdivision for dark string spans of diffraction fringe is presented.
在激光衍射法测量微细线径的基础上,提出用硬件插值细分的方法来确定衍射图样暗纹间距。
An experiment on laser speckle diffraction and measurement of speckle intensity has been conducted.
介绍了激光斑纹衍射和斑纹强度测量实验。
The effect of the diffraction efficiency delay rate on the establishing time of laser pulse and the pulse shape is mainly discussed.
主要讨论了衍射效率延迟速率对输出脉冲的建立时间以及脉冲形状的影响。
Since laser appeared, pure monochromatic coherent light sources of high intensity have been achieved. In many practical problems, there are miscellaneous Fresnel's diffraction calculations.
激光出现以后,人们获得了高强度、高单色性的相干光源,在许多实际问题中,将遇到繁杂的菲涅耳衍射的计算。
A new approach to measure the long cylindrical particle by using the laser diffraction power spectrum method is presented in this paper in detail.
提出了用激光衍射功率谱方法测量柱形颗粒群直径分布的技术方法。
Using linear array CCD, a laser diffraction measuring system for the fine diameter has been developed.
本文介绍采用线阵CCD的激光衍射测径系统。
This phenomenon can be explained by the diffraction effect of the Gaussian beam from the laser induced phase hole in the nonlinear medium caused by Kerr effect and thermo optic effect.
理论分析表明,该现象可以用光克尔效应和热光非线性效应共同作用下的附加相位孔对入射光束的衍射行为来解释。
Then, the paper deals with the effect of the diffraction efficiency variation rate on the time required for the laser pulse to build up and the shape of the pulse.
本文还讨论了衍射效率变化速率对输出脉冲的建立时间以及脉冲形状的影响。
Using laser diffraction to measure the fine diameter.
本文利用激光衍射的方法对细丝直径进行测量。
Abstract: by using a linear CCD as the detector module, a measuring system for particle size distribution was established by laser diffraction.
摘要:建立了以线阵CCD作为探测组件的激光衍射粒径测量系统用于颗粒群直径分布的测量。
Several mainstream laser beam combination methods, including stimulated Brillouin scattering, diffraction optics units and all fiber beam combination, are introduced.
介绍了当前光纤组束研究中的几种主流方法,即利用受激布里渊散射的光纤组束;利用衍射光学元件的光纤组束;全光纤组束等。
Laser diffraction also may be referred to as laser sieve analysis.
激光衍射也指激光筛滤分析。
Carbonated paddy has been studied through high resolution transmission electronic microscopy (HRTEM), X -ray powder diffraction and laser Raman spectroscopy.
对古代碳化稻谷进行了高分辨电子显微镜、X粉晶衍射和激光拉曼光谱研究。
The phases of samples were analyzed by X-ray diffraction and their thermoelectric properties were tested by electric constant instrument and laser thermal conductance instrument.
用X射线衍射分析了样品的相组成,用电常数测试仪和激光热导仪测试了样品的热电性能。
Based on the theory of Fraunhofer diffraction and Babinet principle, a method is proposed for dynamically measuring fine-wire diameter using laser diffraction.
基于夫琅禾费衍射理论和巴比涅互补原理,提出了利用激光衍射对细丝直径进行动态测量的方法。
A compact power spectrum collection lens (PSCL) system for the laser diffraction particle size analyzer was proposed.
提出一种激光粒度仪短筒功率谱采集透镜(PSCL)系统设计方案。
Validity of scalar diffraction theory must be checked, because the size of information mark (pit) of optical disk is comparable with or smaller than the laser wavelength.
由于光盘信息符(坑点)尺寸可以和波长相比较或更小,标量衍射理论的有效性必需进行检验。
The dispersion relations for waves on liquid film surfaces were proved and thickness of liquid film was measured by laser diffraction.
利用激光衍射法验证了液体薄膜的色散关系,并应用于液体薄膜厚度的测量。
The composition and microstructure of the diamond saw blade joint welded by laser welding were studied using X ray diffraction and SEM, and the mechanical properties of welded joint were measured.
利用x射线衍射分析和扫描电镜,研究了金刚石锯片激光焊接接头的成分和组织,并测试了接头的力学性能。
Laser diffraction from liquid surface waves at low-frequency was experimentally realized, a laser diffraction technique for measuring surface tension and surface pressure was designed.
实验上实现了低频液体表面波的激光衍射,提出了激光衍射法测量液体表面张力和表面压。
Laser diffraction from liquid surface waves at low-frequency was experimentally realized, a laser diffraction technique for measuring surface tension and surface pressure was designed.
实验上实现了低频液体表面波的激光衍射,提出了激光衍射法测量液体表面张力和表面压。
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