等效折射率 的英文怎麼說

中文拼音 [děngxiàozhéshèlǜ]
等效折射率 英文
refractive index difference
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 折 : 折動詞[口語]1. （翻轉） roll over; turn over 2. （倒過來倒過去） pour back and forth between two containers
  • 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） ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  1. The influence of changing design parameters on diffractive microlens is investigated. the effects of changing design focal length and microlens material refractive index on diffractive efficiency and airy diffraction disc radius are presented. the numerical results are discussed by qualitative analysis

    首先研究了設計參數變化對衍射微透鏡的影響，給出了設計焦距和透鏡材料折射率變化對衍射微透鏡衍射效率、愛里斑半徑等的影響，並對分析結果作了定性討論。
  2. The recording characteristics of the material are discussed in detail in terms of sensitivity, diffraction efficiency, bragg angle, refractive index modulation ( an ) and so on

    通過在材料中記錄無傾斜光柵，研究了該材料的全息存儲特性（包括衍射效率，靈敏度，動態范圍，折射率調制度，角度選擇性等） 。
  3. From maxwell equations the refractive index equation and hamilton - jacobi equation, which describe the evolution of the electric field, are derived including the effects of the diffraction, the third - order intensity - dependent nonlinearity, plasma defocusing, the focusing and defocusing of the plasma channel, and the relativistic self - focusing

    從maxwell方程出發我們得到了兩個包含衍射、三階強度非線性、等離子體散焦、等離子體隧道聚焦和散焦以及相對論自聚焦等效應在內的激光場演化方程，即折射率方程和哈密頓-雅可比方程。
  4. The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level

    本論文作者通過模擬測試，驗證了課題研究的理論設想，並設計製作了具有低陽極發射效率結構的高壓功率frd ，利用局域鉑摻雜和電子輻照相結合的壽命控制方式，實現器件反向恢復時間的極大減小，並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想，且具有極佳的漏電溫度特性，達到器件綜合性能的優良折衷，達到國際先進水平。
  5. The main effect factors include : 1. microbial species, which seem to have different degradation rate under varied circumstances and n - alkanes ; 2. physical and chemical properties of crude oil itself, which have an important effect on biodegradation, such as conglutination, boiling point, refractive index, ingredient and concentration of the oil ; and 3. culture condition of microorganism, under which the degrading activity of microorganism will be affected by surfactant, light condition, sorbent, nutrition, co - metabolite, oxygen, temperature and salinity during the inoculation of selected or indigenous microorganisms

    其中主要影響因素包括：菌種的影響，菌種在不同的環境中和對不同碳鏈長度的碳氫化合物表現出不同的降解效率；石油物質本身物理化學特性的影響，如石油物質在水體或土壤中的濃度以及石油的粘度、沸點、折射率等特性；生存環境條件的影響，在接種入高效率的降解菌或利用土著微生物進行降解時，降解率受到生存環境中各種條件的影響，如表面活性劑、光照條件、吸附劑的利用、營養鹽、共代謝底物、氧氣、溫度、鹽度等。
  6. The equivalent cavity model is used to deduce the threshold condition of the ecld, and the expression of the threshold carrier density n ( v ) when ecld is tuned to oscillate at different frequencies has been obtained. using the expression of n ( v ) and the carrier dependent refractive index, the simple basic equation describing the bistable characteristics has been derived after choosing an appropriate reference frequency nf

    通過建立等效腔模型來推導外腔半導體激光器的閾值條件，得到ecld在不同頻率v振蕩所需的閾值載流子密度n （ v ）表達式，利用該表達式及相關的折射率表達式，在選擇合適的參考載流子密度n _ f后，導出了一個描述雙穩所需的基本方程。
  7. Recent studies have shown that the quantum coherent population trapping, electromagnetically induced transparency, index enhancement without absorption, etc. these new effects have great potential for the control of the coherence properties of a medium, the production of high frequency lasers, the information storage and high precision measurements

    最近的研究表明，原子相干產生很多新的效應，如相干布居捕獲、無反轉激光、折射率增強、電磁誘導透明、電磁誘導吸收等。這些新效應對光學介質相干性質的控制、高頻激光的產生、光信息存儲和高度測量等方面具有巨大的應用前景。
  8. Recent studies have shown that the quantum coherence and interference have led to a lot of new effects such as coherent population trapping, electromagnetically induced transparency, index enhancement without absorption, etc. these new effects have great potential for the control of the coherence properties of a medium, the production of high frequency lasers, the information storage and high precision measurements

    最近的研究表明，原子相干產生許多新效應，如相干布居捕獲、無反轉激光、電磁誘導透明、折射率增強等。這些新效應對光學介質相干性質的控制、高頻激光的產生、光信息存儲和高度測量等方面具有巨大的應用前景。
  9. Quantum coherence and interference have led to the observation of many new effects and new techniques in quantum optics and atomic physics. examples include coherent population trapping, electrom agnetically induced transparency, lasing without inversion, and enhancement of the index of refraction without absorption

    當應用相干場來驅動光學介質時，可以使得介質的吸收和色散關系發生極大改變，產生許多新的效應，如相干布居捕獲、電磁誘導透明、無反轉激光、無吸收折射率增強等。
  10. This program is launched to solve a fundamental issue existed : the direct factor influencing the optical transmission - variation of refraction index of the media in flow - field, in other words, to use ground simulation equipment or facilities to investigate the ao effects when qualitatively visualizing and quantitatively measuring the interaction of high - temperature, turbulent or shock wave flow - field with optical beam propagating through them, so that technology support can be provided for the high - speed interceptor development

    本項目就是針對這一瓶頸技術存在的基礎性問題：流場介質折射率變化是影響光學傳輸最直接的因素，即針對光線穿過高溫和湍流、激波等復雜流場作定性顯示和定量測量問題而開展的氣動光學效應地面模擬測試研究工作，為高速攔截彈的發展提供技術基礎。
  11. Chapter 2 : the beam propagation of x - ray in an inhomogeneous plasma with a continuous varied refractive index is studied. we emphasize, theoretically and numerically, on the analysis of the effect of refractive index gradient on the beam parameters

    第二章：研究了x射線激光光束在折射率連續變化的非均勻等離子體介質中的傳播，從理論和數值模擬上著重討論了折射率梯度效應對光束參數的影響。
  12. This paper studies dielectric characters of rain and fog, calculate the equivalent complex refraction constant of rain and fog and find them prediction models using linear and non - liner system identification method, get average value of complex refraction constant in different rainfall rate range of rain

    本篇論文利用系統辨識方法（線性、非線性）研究了雨、霧的介電特性，計算了雨的等效復折射指數，給出了其預報模型及不同降雨率區間上的平均值；計算了霧的等效復折射指數，給出了預報模型。
  13. The quality that takes a fancy to a country from the education of 6 countries teachs to go after or be complied with " equal, efficiency, demand " this one thematic, the educational reform of each country is just as the one side prism below the sun, through base of system of different culture tradition, politics, economy, education horizontal reflection gives different luster

    從六國的教育看中國的素質教育為了追求或順應「平等、效率、需求」這一主旋律，各國的教育改革如同太陽底下的一面三棱鏡，通過不同的文化傳統、政治體制、經濟基礎、教育水平折射出不同的光澤。
  14. We study the photonicband structure of the mof cladding with triangular and honeycomb air holes lattices. then the guided mechanisms of mofs are demonstrated. the guided properties such as waveguide dispersion, effective modal area and nonlinearity for both index - guided mof and photonic bandgap mof are presented

    從研究微結構光纖的傳導機制和傳導模式出發，分析不同結構的光子晶體包層的能帶結構，研究折射率傳導和光子帶隙傳導兩種機制下光纖的傳導模式及色散、損耗和有效模場面積等基本特性。
  15. An attempt is made to use the filled function as the modified function approach to apply global optimization to optical thin film problems. it is proved successful when applied to problems such as antireflection coatings and beam spliters. meanwhile, it is also found that when the number of layers is fixed those local minima with less total optical thickness appear to be better. in the realization. needle method are made to explore the impact of local optimization methods used, parameter of these methods, the starting design, the search accuracy of function and the methods of thickness growth

    從理論分析來看，由於光學薄膜的特性是由在入射介質那一側的等效導納所確定的， needle方法把等效導納作為狀態變量，把每一層的折射率作為控制變量，運用最優控制的原理計算出在薄膜內部每一個厚度對應的點上折射率改變所引起的評價函數的改變，由此選取改變折射率后評價函數變化最大（評價函數變小）的那一點進行插入。
  16. Photorefractive gratings are promising to be applied to wavelength division multiplexing ( wdm ) systems and electro - optic integration due to the advantages of small size, simple structure, easy erasing, high diffraction efficiency, low temperature sensitivity, narrow band filtering and so on

    光折變光柵具有體積小、製作簡單、易擦除、可以實時處理、衍射效率高、溫度響應小、可以進行窄帶濾波等優點，其在波分復用系統和光集成方面有著潛在的應用前景。
  17. The effective index method is applied to simplify an awg structure from 3d to 2d. two simulation methods are presented in detail based on the gaussian beam propagation formula and the finite difference beam propagation method

    文中採用等效折射率方法把三維結構簡化為二維結構，然後分別基於高斯光束的傳播和有限差分光束傳播方法（ fd - bpm ） ，給出了兩種對整個awg進行全局模擬的具體方法。
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