衍射圖形 的英文怎麼說
中文拼音 [yǎnshètúxíng]
衍射圖形
英文
diffraction pattern-
This inversion will lead to an additional 1800 relative rotation between the diffraction pattern and micrograph that would not be detectable in the double exposure technique illustrated in fig. l. 3
圖表1 . 3所示的雙曝光技術中對于衍射模型和顯微圖並沒有表示出來，這個倒置，就在衍射模型和顯微圖之間形成了一個額外的1800相關旋轉。In this paper we also designed the computer optical elements based on the scalar quantity diffractive theory, which can change the laser beam into a square frame. we mainly refered to the one of those improved algorithms of gerchberg - saxton ( gs ). with the computer simulation and drawing program, the simulated diffraction patterns were gotten in this paper, the results agreed with the anticipated diffraction patterns ; in the paper we also design the computer optical elements that can shape the laser beam into a double circle shape, a lamp shape and so on
計算機模擬成像結果與預期得到的衍射圖樣相符合;文中還討論了設計參數對成像質量的影響規律。同時，本文還用標量理論設計了把高斯光束整形為雙圓斑形光束的計算機光學元件，文中主要是參考改進的gs （ gerchberg - saxton ）演算法;通過計算機模擬，得到了計算機光學元件表面的相位浮雕圖。The microstructure, structure, composition, phase of joint region, and the microstructure and composition of fracture have been analyzed using the equipment of metallurgical microscope, sem, eds, xrd and binary eutectic phase diagram for the al - cu system and diffusion theory
利用金相顯微鏡、掃描電鏡、能譜儀、 x射線衍射分析儀，結合al - cu二元合金相圖及擴散理論，分析了接頭區域的形貌、組織、成分、相組成，以及斷口形貌、成分。Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or
此外，本文通過反射式高能電子衍射（ rheed ）監測了gasb外延薄膜的生長，利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實時監測。實驗發現在400生長的gasb薄膜為非晶態，溫度升高到500薄膜轉變為單晶。利用原子力顯微鏡對不同生長速率和襯底溫度生長的gasb薄膜的表面形貌進行觀察分析，並與模擬結果進行比較。If you were to block out the outermost diffracted orders by placing an opaque mask at the rear of the objective, you could reduce the resolution of the lines of the grating, or any other detailed object, or " destroy " the resolution altogether so that the specimen would not be visible
假如用不透明的遮擋物在物鏡后焦面擋住外圈衍射級的光線，線形柵格圖像的解析度將下降，這樣完全地破壞了解析度，標本的細節就無法看見。Those simulated results agreed with the anticipated diffraction patterns. in this paper we compared the simulated results of the computer optical elements based on the two different theories, and summarized the advantages and disadvantages of the two different theories
計算機模擬得到的成像結果與預期衍射圖樣相符合;文中還設計了把高斯光束整形為燈籠形光束的計算機光學元件，模擬結果與預期結果相符合。The fresnel and franhufer diffraction patterns, of regular shapes screen such as slits, rectangular apertures, circle apertures, discs, triangle apertures, ronchi gratings, and some irregular shapes screen, are observed in the different propagation distance. this clearly gives the relation and difference of the two diffraction patterns
具體分析了規則形狀如單縫、矩孔、圓孔、圓盤、三角孔、黑白光柵及一些不規則形狀等孔徑的菲涅耳衍射和夫瑯禾費衍射圖樣強度分佈，為深入理解菲涅耳衍射和夫瑯禾費衍射及其內在聯系與區別提供了理論依據。The angle spectrum of inputting optical signals is received by the input surface of arrayed waveguides. whereas the diffraction process of light beam outputed in slab waveguide is a process of " composing frequency and generating image ". the reason that fraunhofer diffractive pattern can be gained on outputting waveguide surface is that output ends of arrayed waveguide distribute on the arch structure which leads bent phase factor to offset the quadratic phase factor in fresnel diffraction
輸入平板波導內光束的衍射過程是「分頻成譜」的過程，在陣列波導的輸入面接收到的是輸入光信息的角譜；而輸出平板波導內光束的衍射過程則是「合頻成像」的過程，正是由於陣列波導輸出口排列分佈在圓弧形結構上，其彎曲位相因子消去了菲涅耳衍射中的二次位相因子，從而在輸出波導面上能夠得到夫瑯和費衍射圖樣。To carry out this analysis it is necessary for the experimentalist to have a working knowledge of the background theory of both image contrast and electron diffraction, since these fields form the basis for the interpretation of electron micrographs
要進行這種分析，試驗者必須同時擁有圖象對比和電子衍射的理論背景下的工作經驗，因為這些領域形成了電子毀損的解釋基礎。This paper studies cretaceous volcanics distribution, rock types, tectonic setting and reservoir characteristics in the western depression of liaohe fault depression through statistics of compound logging data, core observation, thin section identification, cathodeluiminescence, scanning electron microscope, x - ray diffraction analysis, image analysis, rock chemical analysis, isotope age testing, and inclusions temperature testing
摘要通過全區綜合錄井資料的統計、大量的巖心觀察，並利用薄片鑒定、陰極發光、掃描電鏡、 x衍射分析、圖像分析、巖石化學分析、同位素年齡測定、包裹體溫度測定等10餘種方法，對遼河斷陷西部凹陷白堊紀火山巖分佈、巖石類型、巖石系列、形成的構造背景及儲層特徵進行了研究。The reciprocal space map of x - ray difll - action for quantum - wires is simulated successfully. abundant structural intbrmation such as array period, geometric shape, etching depth and strain state, etc. for quantum wires are obtained
模擬了量于線x射線衍射的二三維圖，得到更為豐富的樣品結構信息，例如周期，形狀，刻蝕深度，應變等。Finally, the relation between the field of view matching of digital binoculars and the size of field of view of binoculars and camera is analyzed theoretically. based on the analysis of the mft principal and measure method of image sensor ’ s mtf, the contact measure method using rectangle template for mtf of image sensor is created. according to the number of pixels of image sensor in one cycle of the template function, the quantitive relation between sine template and rectangle template is proposed through theoretical analysis and comparison
並利用衍射理論，從模板的形式（正弦形、矩形） 、模板與傳感器間距等幾個關鍵因素出發，進行了深入的理論探討，從理論上導出了矩形模板和正弦模板的差異、模板與圖像傳感器光敏面存在間距的情況下的光場分佈;並最終導出了間距存在下圖像傳感器調制傳遞函數值測得值與標準值之間的調整系數，利用此調整系數對實驗數據進行修正後可得到更為準確的調制傳遞函數。分享友人