衍射分光計 的英文怎麼說

中文拼音 [yǎnshèfēnguāng]
衍射分光計 英文
diffraction pectrometer
  • : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
  • : 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) ...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 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) ...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  1. Based on the generalized huygens - fresnel diffraction integral and in consideration of the effect introduced by astigmatism, the transformation properties of gaussian beams passing an astigmatic lens are studied analytically, the beam quality of astigmatic gaussian beams is analyzed in terms of the beam propagation factor ( m2 - factor ) and power in the bucket ( pib ), and illustrated with numerical examples

    基於廣義惠更斯-菲涅爾,並考慮了像散的影響,對高斯束通過像散透鏡后的傳輸特性作了解析研究,以束傳輸因子和桶中功率為參數析了像散高斯束的束質量,並以數值算例加以說明。
  2. The components, microstructure, luminousness, thickness and surface topography of the films were analysised via xrd, uv ? vis, xps, ellipsometric examination and stm. the photocatalytic properties of these fims are characterized by the decomposition rate of methylene blue or rhodamine b. the effect of sputtering power, temperature, o2 mass flow, bias, w - doping and sputtering time on photocatalytic properties are discussed

    採用x儀、紫外-可見、 x電子能譜儀、薄膜厚度測試儀及掃描探針顯微鏡等測試手段,研究析了薄膜的組、結構、透率、膜厚和表面形貌等。
  3. A simply and analytical formula of the axial light intensity distribution behind a circular aperture is derived by using the helmhotz - kirchhoff integral theorem and the kirchhoff ' s boundary conditions. it is studied the nonparaxial on - axis intensity distribution throughout the whole space behind a circular aperture. an accurate formula to calculate the fresnel number of circular aperture is presented and the validity of usual fresnel number formula is reexamined. by using the analytical formula and diffraction integral formula, some numerical simulation comparisons are done, and it is shown that the results of the two methods are completely coincident

    用亥姆霍茲-基爾霍夫積定理和基爾霍夫邊界條件,推導出了平面波經小圓孔非傍軸時軸上強度的簡單解析表達式,研究了平面波經小圓孔后整個空間非傍軸的軸上佈.給出了算圓孔菲涅爾數的精確公式,重新檢查了通常的菲涅爾數公式的有效性.數值算顯示,應用解析表達式所得的結果與應用公式所得的結果完全一致
  4. Abstract : in this paper, starting from the generalized huygens - fresnel diffraction integral and b - integral definition, and based on the statistical - optics method, the nonlinear propagation properties of laser beams with amplitude modulations and phase fluctuations have been studied in detail

    文摘:廣義惠更斯-菲涅耳和b積定義出發,並利用統學方法,對有振幅調制和位相畸變束的非線性傳輸特性作了詳細研究。
  5. Based on the theories of non - diffracting imaging system in coherent light, the measurement system of point spread function ( psf ) of non - diffracting imaging system has been presented

    摘要在析相干照明下無成像系統理論的基礎上,設了無成像系統的點擴散函數的測量系統。
  6. 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、根據標量理論,結合低頻波前畸變的高斯隨機位相佈模型,研究了不同均方根梯度低頻畸變波前對激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,模擬算了它對激焦斑旁瓣的貢獻。
  7. The polarization - dependent diffraction characteristics of the metallic echelle and the total internal reflection ( tir ) types of diffraction gratings are studied, and optimal design method based on the hybrid diffraction method is presented

    針對目前柵器件在損耗、偏振敏感性等方面的不足,本文對金屬反型以及內全反型凹面柵的偏振相關的特性進行了矢量析,並基於混合方法提出了更為準確有效的優化設方法。
  8. According to the theory of acousto - optic ( ao ) interaction, the formulas of diffraction loss of two ao q - switches, which acousto - field are perpendicular or parallel one another, the power divider for ensuring two ao q - switch synchronization and effective power driving is designed. the calculation results are satisfied with nd : yag laser experimental results. it is show that two ao q - switches, which acousto - field are perpendicular each other, switch - loss is nearly one times larger than one ao q - switch, one of third larger than the two ao q - switches which acousto - field are parallel

    從理論上對聲器件損耗作了析與算,研究了二維雙聲器件對提高損耗效率的影響,在實驗中採用二維雙聲組合器件提高聲器件的對nd : yag激器的關斷能力,較之單聲的關斷能力提高了一倍左右,而對于平行雙聲也提高了30左右,並設了聲驅動功率配器以驅動雙聲器件達到同步,消除了激輸出的多脈沖現象,提高了脈沖列的輸出功率。
  9. Biology, etc. owing to many merits has not yet been used to measure parameters of gratings. the paper researches on the subject in view of current lack of it. the main tasks of the paper include : analyzing ellipsometric characteristics of gratings in detail with vector diffraction theory and ellipsometrics ; devising a reflective quarter wave plate at normal incidence according to some ellipsometric characteristics ; making use of normal simplex algorithm during ellipsometric inversion of gratings parameters, inversing ellipsometric parameters with gaussian noise of different standard deviations to simulate actually measured values with examples of isotropic metallic and anisotropic step gratings and testing that ellipsometry about gratings parameters is feasible with the range of certain precision ; discussing choice of incidence angle at length

    本論文的主要工作包括:結合柵的矢量理論和薄膜的橢偏理論,詳細析了柵的橢偏特性;並且根據一些橢偏特性設出一款正入型單波長1 4波片;在柵參數的橢偏反演中,引入正單純形法作為反演演算法,別以各向同性的正弦形金屬柵和各向異性的階梯型柵為例,在標準橢偏值的基礎上加入不同偏差的高斯噪聲來模擬實際的橢偏測量值進行反演,在一定精度范圍內得出滿意的柵參數,說明柵參數的橢偏測量是可行的;還就入角的選取問題進行了一定的探討。
  10. At first, the author analyzed some chief factors such as light beam drift and atmospheric turbulence that affect the precision of the laser collimation in brief. then, the author studied the plan of the laser collimation generating nondiffracting beam and automatic level system with high precision. at last, the author completed the measurement of the straightness guideway by using ccd ( charge coupled device ) as the receiver and computer imaging processing

    文章首先簡要地析了激自身漂移、大氣湍流等影響激準直精度的主要因素,然後對系統的激準直方案進行論證,並確定了無束的生成方案、高精度自動安平系統的結構方案,最後以ccd為接收器件,通過算機圖像處理,完成對軌道直線性的測量。
  11. The hybrid method can simulate accurately both the imaging and polarization - dependent diffraction characteristics of a concave grating. to meet the growing need for flattened passband in a practical wdmsystem, three design methods, namely, the tapered output waveguide structure with air - slots, the three - focal - point method and the analytical method of spatial phase modulation, are introduced to achieve a passband - flattened diffraction grating device

    針對實際通信應用中對通帶帶寬的需求,本文提出了「結合空氣槽的漸變輸出波導結構方法」 、 「三焦點方法」及「顯式公式空間相位調製法」三種使平面集成型柵波復用器件獲得平頂型頻譜響應的優化設方法。
  12. Abstract : with the use of the theory of blazed phase gratings, the color separation phase grating used for icf drivers is designed, which can off - axis separate the fundamental, 2nd and 3rd harmonic waves. theoretically, its diffraction efficiency for 0 " th order at the 3rd harmonic wave is 100 %. experimentally, a color separation grating is made. both its separation angles ( at the 1st and 2nd harmonic waves ) and its diffraction efficiencies for 0 " th order are measured, and some significant results are presented

    文摘:採用相位閃耀柵原理設出用於icf驅動器中能離軸離基頻、二倍頻、三倍頻激的色離相位柵,理論上三倍頻零級效率達到100 ,同時,對該相位柵進行了實際製作和實驗測量,測出了基頻和二倍頻離角以及柵的零級效率,得到了一些有意義的結果。
  13. Difference iterative method was used to estimate numerically director configurations in the nlc - bl037 cell in this paper. the refractive indices and phase retard of nlc in electric field was presented on the basis of the calculation of liquid crystal director distributions. then we analysed the diffraction phenomenon when the linearly polarized light was controlled by diffraction grating which was based on rectangular grating and sinusoidal phase grating models and we got it ’ s math model 。 finally we designed the nlc phase grating and we did the experiment to validate the theoretic calculation

    文中利用差迭代法算了向列相液晶bl037盒中指向矢佈的算,根據指向矢的佈情況得到了向列相液晶的雙折佈和非常通過液晶盒產生的相位延遲隨電壓變化;並在矩形柵和正弦相位柵的基礎上,析了入偏振通過液晶電控柵所產生的情況。
  14. Design of diffractive optical elements by step iterative algorithm

    採用步迭代演算法設製作學元件
  15. By means of esca, igc, wd, dsc ) sem and computer aided image processing technique, the relations of composite ' s microsimcture and macroscopic properties were researched and conclusions were listed as follows. l

    藉助x電子能譜( esca ) 、反相氣相色譜( igc ) 、 x析、 dsc析和掃描電鏡( sem )等測試手段和算機圖像處理技術,析了材料微觀結構與宏觀性能間的關系,取得了如下結果。
  16. Secondly, according to the requirements of synthetic diathesis in training person with ability in 21st century, it tabled some idiographic proposals to textbook " s construction of physical experiments as well. and according to these proposals, the author participated in composing seven experiments " correlative contents, which including optical fiber communication experiment, qualitative analysis of spectrum, measuring magnetic field of solenoid with hall " method, measuring the distribution of light ' s diffraction intensity through the single slot, and ajusting & making use of spectrometer

    其次根據21世紀信息時代對人才綜合素質培養的要求,對「大學物理實驗」課程的教材建設提出了一些具體的建議,並根據這些建議編寫了「纖通信實驗」 、 「譜定性析」 、 「霍耳法測螺線管磁場」 、 「單縫佈的測定」和「的調整與使用」等七個實驗。
  17. 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、大量的巖心觀察,並利用薄片鑒定、陰極發、掃描電鏡、 x析、圖像析、巖石化學析、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。
  18. After calibration, the distribution of the dot array can be calculated according the etching parameters and distance of diffraction

    系統標定好后,點陣在平面上的佈情況可根據刻參數和距離算得到。
  19. The topic we have tackled are as the following, ( 1 ) numerical simulation for light propagation and visualization of light - field distribution of fresnal diffraction and fraunhofer diffraction with ( 2 ) computation and display of hologram by method of simulation - anneal ( 3 ) hologram computation of a point source based on method of interference hologram computation

    論文中具體完成了以下工作: 1 、對的傳播特性進行了數值模擬,以可視化方式表現了菲涅耳和夫瑯禾費佈。 2 、用模擬退火演算法實現了全息圖的算及顯示。 3 、在基於干涉全息圖的算方法上,算了一個點源的干涉全息圖和相位佈。
  20. The microstructures and physics properties of the sbn films were characterized by xrd, afm, sims, raman scattering, and spectrophotometer, electrical induced birefringence etc. the effects of growth parameters on the quality of sbn films were discussed, such as substrates, annealing temperature, and precursor solution, bufferlayer ( ksbn, mgo )

    用x儀( xrd ) 、原子力顯微鏡( afm ) 、二次離子質譜( sims ) 、受激拉曼散、電致雙折(自建系統)等方法對sbn薄膜的結構性能和物理性能進行了表徵。
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