refractive index profile 中文意思是什麼

refractive index profile 解釋
折射率分布圖
  • refractive : adj. 折射（光線等）的，有屈折[折射]力的。 refractive index 折射率，屈折率；折光指數。
  • index : n （pl es dices ）1 索引。2 指標，標準，標志。3 示[食]指 （＝index finger）。4 指數。5 【印刷】指...
  • profile : n 1 剖面，半面，（雕像等的）側面；側面像。2 外形，輪廓；外觀，形象；型；【航空】翼型，翼（剖）面...
  1. The function n(x, y)is known as the refractive index profile.

    函數n（x，y）稱為折射率分佈。
  2. The characteristics of each rainbow for an inhomogeneous particle are studied here using lorenz - mie theory. the relation of the positions of airy peaks to each order rainbow with the profile of refractive index is simulated and discussed, which is compared with the results simulated by ray tracing theory

    本文還利用lorenz mie理論分析了非均勻球粒子各階彩虹的強度和頻譜分佈特點，利用ifft方法重建了各階彩虹的強度分佈；分析研究了各階彩虹的airy峰角位置與折射率分佈的關系，並與非均勻粒子射線追跡理論的模擬結果進行比較。
  3. Prediction - verification method determining the refractive index profile for ion - exchange planar waveguide

    確定離子交換平面波導折射率分佈的預測-校驗法
  4. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  5. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下：首先，研究了vcsel的熱場特性，分析了電流擴展，材料參數和工作條件對于溫度分佈的影響；其次，從電極電壓入手，計算出激光器中的等勢線分佈，並對不同深度處的電壓和電流分佈進行比較，研究了高阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度分佈的影響；再次，實現了電、光、熱耦合，求出了閾值電壓，計算了不同偏置電壓下的電流密度分佈、載流子濃度分佈和熱場分佈，分析了溫度和載流子濃度變化對折射率、費米能級和光場的影響；最後，給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈，分析了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場分佈的影響。
  6. The equation is also a unified approach to the design of common trible - clad optical fibers. by genetic algorithm, the optimized refractive index profile ( rip ) of dcf is calculated to obtain maximal value of negative dispersion. this rip ensures the propagation of basic mode in dcfs

    然後根據色散方程（特徵方程） ，用基因法優化色散補償光纖的負色散，得到了求得最大負色散時的色散補償光纖的光纖結構，同時保證基模在光纖中的傳輸。
  7. The mode refractive index of 632. 8nm wavelength, which propagates in ion - exchanged planar waveguides, is obtained by m line technology ; the serious problems of silver film ion - exchange also be pointed out. the refractive index profile of planar waveguide is obtained with inverse wentzel - kramer - brillouin method by measured mode refractive index. finally, some improvements of silver film ion - exchange is put forward

    最後介紹了銀膜電場輔助法制備光波導的試驗過程，對實驗獲得的參數進行了分析和計算，得到了波導的模折射率和折射率變化的函數曲線，隨后對在試驗過程中遇到的一些問題和現象進行了闡述，分析了其產生的原因，並提出了自己的觀點和改進的辦法。
  8. Firstly, much effort is put into the theoretic analysis and numerical algorithm research. to calculate the mode profile of soi rib waveguide with jumps in the refractive index, a new full - vectorial finite - difference method ( fdm ) based on the lagrange interpolation of the field is presented

    由於soi材料中作為波導芯層的硅折射率很大，與作為包層的sio _ 2之間有很大的折射率差，這勢必對模擬數值演算法的精度和邊界處理等方面提出了更高的要求。
  9. Fiber optics - refractive index profile, refracted ray method

    光纖.用折射線法測量折射率
  10. The variational problem related to the coupled vector wave equations and boundary conditions of circular dielectric waveguide with arbitrary refractive index profile is solved using the finite element method ( fem )

    應用有限元方法求解了任意徑向非均勻折射率分佈圓柱對稱介質波導中縱向場耦合波動方程定解問題所對應的變分問題，該方法不受弱導或高斯模場分佈等限制。
  11. With former people ' s work, an appropriate method is applied to our analysis and design : a reasonable relation between refractive index profile in model and parameters in the fabrication technology is proposed, and on this basis single mode performance and half wave voltage are analyzed by vectorial fem

    結合前人的結果，本文提出了在針對本項研究課題的解決方法：根據一定的折射率分佈模型，結合實際的工藝條件，選擇合理的參數作為分佈模型中的參數，然後做矢量有限元分析。
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