透射束 的英文怎麼說
中文拼音 [tòushèshù]
透射束
英文
transmitted beam-
Some by - products of this work can be used as routine tools in the uv laser laboratory. commercial video ccd cameras are used to image uv laser and soft x rays, window glass as a fluorescer is used to indirectly measure the uv laser beam profile with high energy density, and a special glass which permits uv light to pass through while absorbs the visible, is introduced into the uv beam profiling in strong visible stray light environment
實驗中發展了一些測量技術,例如用可見光視頻ccd直接測量紫外激光的光束分佈和激光等離子體產生的x光二維圖象,利用窗玻璃作為熒光體測量能量密度較高的紫外光束分佈,利用可見吸收紫外透射玻璃製成的衰減器測量有嚴重背景光的紫外光束分佈,可以作為實驗室的常規測量工具,並有一定的推廣價值。E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat
與共振情況(即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率一致)相比,非共振條件(即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率存在偏差)一透射光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入射角的變化都發生了顯著的改變。The main results achieved in this thesis can be summarized as follows : 1. by means of the fourier series expansion, an approximate analytical propagation equation of flattened gaussian beams ( fgbs ) passing through an apertured paraxial abcd optical system is derived, and illustrated with numerical examples, when the transmissivity of the aperture is t ( x ) = cos ( x )
用傅立葉級數展開法研究了平頂高斯光束通過有光闌限制的近軸abcd光學系統的傳輸特性,導出了光闌透射率為t ( x ) = cos ( x )時的近似解析傳輸公式,硬邊光闌的情況可作為= 0的特例得到。In this paper, the ultrastructures of compound eyes in blue and red light conditions were firstly studied with the transmission electron microscope in macrobrachium nipponense. the changes of ultrastructural features of rhabdom and cells around were well observed, and were compared thoroughly with the features in full bright light and dark conditions. the functions and significances of related cells structures were discussed during the breakdown and rebuilding of the photoreceptor membrane
本文利用透射電鏡技術,首次對紅、藍光照條件下日本沼蝦復眼結構,重點是小眼感桿束及其周圍細胞超微結構變化作了詳盡的觀察和研究,並與全光照和全暗條件下的結構特徵進行全面比較,探討相關細胞結構在光感受膜的降解和重新合成過程中的作用和意義。For example, if the diffraction pattern is defocused by under - focusing the diffraction lens then the image of the specimen can be seen in both the direct and diffracted beams in the diffraction pattern and, since under - focusing the diffraction lens images a plane above the diffraction pattern, these images will not be inverted with respect to the diffraction pattern
比如,如果衍射模型是通過衍射透鏡下焦散焦的,樣本的映像就能在衍射模型中直接的衍射束中看到,但是由於衍射透鏡下焦在衍射模型之上平面成像,這些映像就不會對應衍射模型倒置。In the third chapter, basing on light interference theory, we discuss multiple - beam interference and equal thickness interference, which are also the base of our main research
第三章由光的干涉理論出發,討論了多光束干涉和等厚干涉,以此作為探討激光偏光棱鏡光強透射比和光強分佈的理論基礎。The transmission amplitude expressed by green ? s functions is derived exactly for the case of one dimension, and the scattering amplitude for the three - dimension case is also given approximately by green ? s functions. with the analytical expressions of this scattering amplitude, we can illustrate the relation of the poles of the scattering amplitude and the bound states in a more generated way
對於一維散射給出了透射振幅的格林函數表示,對於三維散射近似給出了散射振幅的格林函數表示.利用散射振幅的格林函數表示,更一般性地說明了一維和三維情況下散射振幅的極點與束縛態能級的關系The main works and contributions achieved in this dissertation are concluded as follows : 1. based on the scalar diffraction theory, the mathematical model of optical configuration of transmissive grating interferometer is established. it indicats that moir interference fringes is affected by many parameters, such as grating pitch, light wavelength, light beam size and incidence angle, etc. the variation that the width, intensity, orientation and contrast of moir interference fringes along with every parameter is numerically analyzed
主要的研究內容和所取得的成果可歸納如下: 1 .基於標量衍射理論,建立了透射式光柵干涉儀光路的數學模型,分析了透射式光柵干涉儀的莫爾干涉條紋與光柵柵距、光柵開口比、光波波長、光斑尺寸、光束入射角等多個參數的關系。On the basis of theories of physics, geometrical optics and photometry, the optical properties of collimated light beam incident upon single fiber perpendicular to the fiber axis are studied. by exploring the behaviors of reflected light and transmitted light from single fiber, the distribution of the light is described and the proportionalities between the intensity of the reflected, transmitted and scatered light are obtained respectively, and the different laws governing the intensity of diffused light and transmitted light from single fiber between near and far field are discussed. experiments demonstrate that the decrease of projecting light in far field is in direct proportion for the increase of fiber diameter, which serves as the theoretical basis for a series optics equations, as well as for the designment for photoelectric deviccs for detecting fibers
結合物理學的基本原理和幾何光學的基本規律以及光度學的基礎理論等三方面,研究了單纖維在平行均勻光束垂軸入射時的光學性質.分析了單纖維反光和透光的特徵,光強分佈及反射光、透射光和散射光的相對大小;討論了在近場和遠場條件下,漫反射光和透射光光強的不同規律;通過實驗驗證了遠場時,纖維的漫射光強度與纖維直徑成正比的關系Influences on host plant cell pathology by tumv infection tumv particles were scattered in cytoplasm area of diseased cells separately or in bundles. the pinwheels, scrolls and laminated aggregates, which were the cross sections of cylindrical inclusion bodies, were observed under transmission electron microscope. meanwhile, pathological changes of diseased chloroplasts " morphology and structure took place
Tumv侵染寄主的細胞病理學特徵利用透射電鏡觀察接種寄主細胞的超薄切片,分離自杭州榨菜上的tumv分離物jc - 1在青菜和芥菜的細胞質中病毒粒子分散或成束分佈;細胞質中存在不同形態的柱狀內含體,分別為風輪體、捲筒體、片層聚集體;同時,葉綠體發生了形態和結構上的改變。Plastics - determination of the total luminous transmittance of transparent materials - double - beam instrument
塑料.透明材料光透射率總量的測定.雙束發射儀器Plastics. determination of the total luminous transmittance of transparent materials. part 1 : single - beam instrument
塑料.透明材料光總透射率測定.第1部分:單束發射器Also, normal incidence is difficult to realize in practice. based on the above considerations, in this work, the transmission of a gaussian beam nonnormally through a fabry - perot etalon has been investigated
基於此,同時考慮到在應用中光束正入射fpf的情況往往是很難達到的,木文就高斯光束斜入射fpf后的透射光強分佈進行研究。This method has some characters : during recording of the transmissive holograms the holographic grating placed in front of the holographic plate closefittingly is used as a spectroscope. the transmissive wave is served as the object wave and the diffraction wave through the holographic grating or the deflective reflect wave produced by the silicon slice is served as the reference wave, therefore the hologram is named as self - reference image hologram. the recording results are the off - axis holograms and the twin images can be separated successfully
在記錄透射型全息圖時,將全息光柵緊貼置於記錄干板之前,而光柵起到了分光的作用,直透波作為全息圖的物光波,參考光是物光通過光柵后產生的衍射波;記錄反射型全息圖時將矽片置於記錄干板之後,利用反射矽片產生離軸參考光,因此系統僅需一束照明光束,參考光來自物光本身,因此稱之為自參考像全息圖。Only the main transmitted light from the glued layer or the first - order transmitted light also, is considered at most in the existing study outcome about light intensity transmission. on occasion, some experimental results about light transmission are given as a performance index. and nearly no one considers the contribution of the higher - order transmitted lights and the effects of the inaccuracy in glue technology on light distribution
人們對它的研究,往往只考慮棱鏡膠合層的兩切割斜面上的主透射光束,至多同時考慮次級透射光束對出射光強的影響,或直接將光束光強透射比的實驗值的平均結果作為棱鏡的一個性能指標給出,很少考慮棱鏡膠合層間光束的多次反射對輸出光強的影響以及結構誤差和使用調整誤差對棱鏡光強分佈的影響。Through power transmission, prism refraction and beam shifting experiments, various electromagnetic characteristics, such as refractive index, loss and s parameters, and various shaped left - handed material samples could be measured and verified between each other. 2. the beam shifting experiment is designed and realized to further verify the lh properties
通過功率透射、棱鏡折射和波束位移三種實驗平臺,可以對多種形狀的異向介質材料的折射率、損耗等電磁特性進行準確的測量和相互驗證; 2 、提出了波束位移實驗以進一步驗證介質材料的特性。At the present time, the first choice driver of icf is the laser. the basic requirements to the kdp crystal optics of icf solid laser driver are : high accuracy face shape quality ( transmission wave front / 6 pv ), high laser damage threshold value ( 15j / cm2 ), good surface roughness ( 5nm )
慣性約束聚變固體激光驅動器對kdp晶體光學零件的基本要求是:高精度的面形質量(透射波前/ 6pv ) 、高激光損傷閾值( 15j / cm2 ) 、良好的表面粗糙度rms ( 5nm ) 。In lasers ? invented a few years after the maser ? the cavity is simply the space contained by two mirrors, so that the light bounces back and forth, building up in intensity until a beam emerges from one of the mirrors ( which is partially transmitting )
在邁射出現幾年之後發明出來的雷射,其所用的共振腔,不過就是兩片鏡子所夾的空間,光在裏面可以來回反射使強度逐漸增強,直到光束從其中的一面(可以部份透射的)鏡子穿透射出。From a small unit, a laser beam projects the image of a glowing red keyboard onto a flat surface
雷射光束是從一小型裝置透射在平面上,顯現成一個發紅光的鍵盤圓形。According to the structural feature of polarizing prisms, we transform the parameters related to the structure of prisms into geometric model, and use this model to solve the problem of the relation of different angles. along with fresnel formula and multiple - beam interference, we get the formula of light transmission
根據棱一鏡的結構特點,將與棱鏡結構有關的各參量轉化為數學模型,利用此數學模型來解決各角度之間的關系問題,並結合菲涅耳公式和多光束干涉理論得到了棱鏡的光強透射比分析公式。分享友人