衍射光環 的英文怎麼說

中文拼音 [yǎnshèguānghuán]
衍射光環 英文
diffraction ring
  • 衍 : [書面語]Ⅰ動詞（開展; 發揮） spread out; develop; amplifyⅡ形容詞（多餘） redundant; superfluousⅢ名...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  1. Axial irradiance distribution throughout the entire space behind a binary annular aperture

    二元環形孔徑全空間軸線上的衍射光強分佈
  2. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索，主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究，其研究的內容和取得的成果如下：一、根據標量衍射理論，結合低頻波前畸變的高斯隨機位相分佈模型，研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響，並採用描述中頻段波前畸變的功率譜密度概念，模擬計算了它對激光焦斑旁瓣的貢獻。
  3. The angular multiplexing technology for photorefractive grating and exposure technology in the formation of photorefractive multiple volume gratings are further discussed, by which eight photorefractive volume gratings in a linbo3 : fe crystal sample with size of 10x10x 10mm3 have been successfully recorded

    進而探討了體光柵的角度復用技術和多重體光柵寫入過程中的曝光技術，用循環曝光法在10 10 10mm ~ 3的塊狀晶體中成功地寫入了8重衍射效率相近的光折變體光柵。
  4. Based on the fresnel diffraction integral, the analytical expression for the field distribution of converging spherical waves passing through an annular aperture is derived and some special cases are discussed

    摘要基於菲涅耳衍射積分公式，推導出了會聚球面波通過環形光闌后場分佈的解析公式，並討論了一些特殊情況。
  5. Based on the scalar diffraction theory and the boundary condition of rayleigh - sommerfeld, the accurate on - axis propagating wave function of plane wave diffracted by small circular band is obtained by solving the first integral of rayleigh - sommerfeld

    摘要從標量衍射理論出發，採用瑞利索末菲衍射邊界條件，通過求解第一類瑞利索末菲衍射積分得到平面波經圓環衍射后軸上的波函數，進而分析軸上的光強特性以及光強極值數量、位置和大小與衍射圓環內外孔徑的關系。
  6. In fact, hartmann - shack wavefront sensor is affected by the noise of ccd and the constructed error too. in our compare, a bridge is setup, which is the original wavefront composed by zernike polynomial, we transform the original wavefront into far field. then we can compare the accuracy of hartmann - shack wavefront sensor with the accuracy of the system of far field diagnosis in detecting the farfield, using diffraction limit and encircle energy

    我們在進行兩者相互比較的過程中，搭建了一個比較的橋梁，即由zernike多項式組成的各種原始像差波前，將它也變換到遠場作為原始理想遠場光斑，然後，以它的衍射極限和環圍能量曲線作為評價標準，比較hartmann - shack波前傳感器和遠場測量系統在光束質量診斷中的探測精度。
  7. Nonlinear constant r | could be calculated according to the numbers of the diffraction rings. the sample ' s optical limiting properties were discussed. according to the experimental results, we estimated that the main mechanism of the optical limiting was from the thermo - optic effect

    對2 -甲氧基5 -丁氧基取代ppv氯仿溶液進行了激光誘導自衍射實驗，根據衍射環的個數估算出了樣品的非線性常數；同時還對該樣品進行了光限幅特性的研究，由實驗結果分析得出：由光熱效應引起的自衍射是產生光限幅特性的主要機制。
  8. It shows that a disadvantag ekists when a crsi is used to measure a step structure in a wavefront, but it is useful to adjust a crsi system with lcslm. 4. according to the didriction effect of an aperture, the spatial resolution of our crsi was analyzed and the transform function of our crsi was calibrated by using the psd method of a step wavefront. and some factors which are associated with the accuracy of our crsi were analyzed too

    四、從光學系統衍射效應的角度分析了本文建立的環路徑向剪切干涉儀的空間解析度，並利用波前功率譜密度的概念對該干涉儀的空間頻率響應特性進行了標定，分析了限制該干涉儀測量精度的主要因素以及徑向剪切比與測量精度的關系，並指出了該干涉儀的測量范圍，結果顯示該干涉儀基本上可用於準確測量中低頻段的波前畸變。
  9. The sign shows an excellent picture that the sun shines above on the waveness lake surface “ fishing under the setting sun " symbolizing elegant and free culture ； perspective effect of english font is like a fish, s and g are fused together with outline of ellipse, which represent philosophic theory of circulation and vigor of life ; the right and left strokes is like a young fry or water wave, which shows character of product

    標志突出一種意境，陽光投射在平靜的湖面， 「夕陽鏡中閑垂釣」 ? ?一種高雅休閑的品牌文化；英文字體的透視效果猶如魚形， s ， g的筆畫與橢圓外形巧妙融合，一種循環衍生的哲理；左右兩筆點綴，似波紋又似戲水的魚苗，生動了整個畫面，也進一步點明了產品特性。
  10. The sl401 circulating water refrigeration unit is mostly used as a supporting product for precision instrument facilities with the need of isothermal cooling water, for example, the x - ray diffractometer, fluorescence spectrometer, scanning microscope, laser, energy spectrometer, vacuum forming machine, high - frequency generator, mocvd, etc

    Sl401型循環水製冷機組主要為x射線衍射儀、熒光光譜儀、掃描顯微鏡、激光器、能譜、真空成型機、高頻機、 mocvd等需用恆溫冷卻水源的精密儀器設備的配套產品。
  11. The tungsten oxide films with catalyst by two methods were characterized by x - diffractometer, tunnel scan - atomic force microscope, ft - ir, double - beam uv - vis - nir spectrophotometer and speediness volt - ampere cycle meter. as results of x - diffractometer, pt / wo3 sputtered film samples are crystal when annealed at 400 with distinct diffractive acuti - apices

    本文分別用x衍射儀、隧道-原子力顯微鏡、傅立葉變換紅外光譜儀、雙束紫外可見分光光度計、快速伏安循環法等表徵了用以上兩種方法制備的三氧化鎢摻雜薄膜。
  12. The former has compact structure ;, little cavity loss, higher coupling efficiency, and higher superposition efficiency. but there is no enough room for other devices. the latter overcome this problem, but the diffraction loss and mirror loss is increased

    六鏡環形諧振腔可以確保角度很小，但總腔長較長，腔內衍射及腔鏡吸收和不完全反射造成的損耗較大，同樣很難得到穩定的雙波長激光輸出。
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