配光曲線 的英文怎麼說
中文拼音 [pèiguāngqūxiàn]
配光曲線
英文
candlw power distribution curve- 配 : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
- 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) ...
- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
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The waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated
利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系,系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線,通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。Candle power distribution curve
光度配光曲線Contour map of light
配光曲線So sral2o4 eu, dy can be regarded as high efficiency solid display material. in this dissertation, sral2o4 : eu, dy is prepared by high temperature solid - state reaction, which contained the steps of stoichiometry, grind and high temperature agglomeration
並通過對10小時余輝衰減曲線的準確測量詳細研究了各步驟對材料發光性能的影響,總結出制備此類長余輝材料的最佳配方和制備工藝。Thus it is suited for generating new w avelength, especially in uv wavelength. we obtained the curves of the angle tuning, threshold and efficiency of clbo both in type - i and in type - ii phase matching ( pm ) in this paper, and compared to that of bbo
論文完成了clbo晶體光參量振蕩在、類相位匹配時的角度調諧曲線,雙諧振、單諧振條件下的振蕩閾值及轉換效率曲線,並與bbo晶體進行了比較。We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s
根據能量動量守恆關系和clbo的色散方程,詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬,並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。The dome - top, plane - top ; large - reflective bowl, small - reflective bowl ; wild - degree bowl, narrow - degree bowl ; deep assembling, middle assembling and low assembling led tubes were simulated and experimentally measured for comparison. some conclusions can be drawn that the simulation results fit the experimentation results well in the light distribution. this testified that monte carlo method is one of the effective tools for led light ' s optical design
根據驗證和分析比較不同led光學結構的需要,製作了有代表性的19種管型的樣管,分別對其模擬模擬輸出配光曲線圖和測試,在模擬光子數設定為10000000個, 1000次反射無出射視為光子被吸收等參數條件下,得到模擬和測試所得配光曲線在一定的誤差范圍內是相同的。Standard guide for use of spectral searching by curve matching algorithms with data recorded using mid - infrared spectroscopy
利用中紅外光譜學用帶數據記錄的曲線配合演算法尋找光譜的使用的標準指南Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered
在此基礎上,給出了一整套bbo - opo激光參數設計方案:計算了不同泵浦強度下的參量放大倍數;詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線,以及非共線類相位匹配調諧曲線;分析了走離角對非線性系數和群速匹配的影響;計算了參量過程的允許角;計算了bbo - opo的理論閾值條件;分析了飽和與泵浦光束的消耗過程;給出了轉換效率與超過泵浦閾值的倍數的關系;討論了轉換效率與輸出鏡反射率的關系;討論了線寬控制的各種方法;研究了利用非穩腔改善光束質量的方法;考慮了bbo晶體的設計。In the section 1, we have introduced the background and the recent advance of the flattened gaussian beam ; in the section 2, for the first time, we have calculated the type - i and type - ii shg conversion efficiency and simulated curves versus the crystal length, the pumping light polarization rate, the order of the flattened gaussian beam and the pumped power intensity, we obtain ed that the highest efficiency was influenced by the order and the polarization rate of the pumped flattened gaussian beam
從三波耦合方程及clbo晶體的光學特性出發,討論了以平頂高斯光束入射時穩態的三波耦合方程的大信號倍頻解(包括類及類相位匹配的倍頻解) 。計算了其在clbo晶體上的倍頻轉換效率與晶體長度,基波偏振分量比,基波階數及泵浦波強度之間的相互影響關系曲線。得出影響平頂高斯光束的最高轉換效率的因素是基波的階數n和泵浦波的偏振分量比d 。Light distribusion curve
配光曲線Lighting by means of luminaires with a light distribution such that not more than 10 per cent of the emitted luminous flux reaches the working plane direct, assuming that this plane is unbounded
採用具有一定配光曲線的燈具進行照明,在不考慮工作面邊界時使得直接到達工作面的光通不超過總光通的10 %的照明方式。An important application of shape matching technique is the reconstruction of archaeological fragments. conceming this application, a series of processing algorithms is presented. an efficient algorithm of fragment digital, mesh simplification, extracting mesh outlines is presented, and the mesh simplification algorithm with features of 3d edge preservation by applying edge operations, in order to reduce the difference, smooth, filter and resample are applied on the original information
對于輪廓曲線的特性、復原目標、過程模型作了論述,完成了物體數字化採用的方法、數字化物體的存儲、具有3d邊緣保持的網格簡化、輪廓曲線提取、輪廓曲線的光順濾波、曲線的重采樣等輪廓曲線匹配中所要用到的相關方法。Installation of adapters, preventingeyes from harma of laser and ensuring the fider bending radius. many kinds of ntm splicing distibution marks make the recording conveniently
呈30即保證了跳線的彎曲曲率半徑,有可避免激光灼傷人眼,多種熔接配線標Moreover, the scheme of mmw optically controlled phased array radar is presented also. at last, the matching - circuit and apd receiver circuit are designed. the curves of the system are shown respectively
此外,本文還對l波段光傳輸鏈路實驗系統的性能進行改進,設計了前端匹配電路和apd接收電路,並給出相關電路的實驗結果和測試曲線。This part firstly studies the relation between spectral transmission of the optical system and the thickness of medium. then a linear search algorithm base on analysing of the shape of curve is discussed. the simulation results show that the fitting error and the computing time of the algorithm satisfy the practical measuring requirements
本論文首先討論了光譜透過率與各向異性介質厚度之間的數學關系,然後在分析曲線形態基礎上進行全值匹配,模擬表明,該演算法可以實現曲線完全擬合,擬合時間均在1秒以內,完全符合實際測量要求。In the experiment, we make the curve of the relation of the output light ' s polarization direction and pump light ' s polarization direction. and the result is 8 : 1 of the output light ' s polarization rate, when the pump light is linear polarization. using the above analysis. we design the blue laser of single - frequency operation
測量了輸出激光偏振方向隨泵浦光偏振方向變化的關系曲線,得出用線偏振光泵浦時輸出激光的偏振度大約為8 : 1 ,加類位相匹配的倍頻晶體后,基頻光的偏振度大於150 : 1 。分享友人