light field 中文意思是什麼

light field 解釋
光場
  • light : n 1 光,光線;光明,亮光 (opp darkness) Hang the picture in a good light 把那幅畫掛在能看清楚的...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. Light ( field ) howitzer : in addition to direct fire, these cannon can fire ballistically ( there does not have to be a clear line to the target object )

    輕型(野戰)榴彈炮:在直瞄射擊的基礎上,這些火炮能夠進行彈道射擊(不需要到目標物之間通視) 。
  2. Micromechanism interacting between high polymer and light field

    高聚物與光場相互作用的微觀機制
  3. 9 heidrich w, lensch h, cohen m, seidel h. light field techniques for reflections and refractions

    使用新方法,我們能夠準確的計算出真實物體所對應的反射折射虛物體。
  4. Property for generalized nonlinear unequalled - power difference squeezing in multimode schrodinger cat state light field

    光場廣義非線性不等冪次差壓縮特性研究
  5. It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded

    數值計算結果表明:無論是共振還是非共振相互作用, kerr效應均使原子與光場的耦合減弱,原子布居的崩塌與復甦的周期縮短,光場的非經典相關的穩定性增強;在初始光場較弱和較強兩種情況下,類kerr介質對雙模su ( 1 , 1 )相干態場兩模間的相關性、相關程度以及光子的聚束與反聚束效應產生的作用均有明顯的區別,即kerr效應對系統在共振及非共振作用時的影響是一致的。
  6. By following approach of haken who quantizes the light field and making use of the quantisation of the electromagnetic field, this paper quantizes the electron wave field and derives the hamilonian of interation between the radiation field and the electron wave field

    摘要仿照霍金對光場進行量子化的方法和電磁場的量子化理論,本文對電子波場進行了量子化,推導出了輻射場與電子波場相互作用的哈密頓量。
  7. Abstract : a improved method using simple instrument to expand gaussian distribution light field and get large - range homogeneous ideal light field was presented. an optical setup used to expand gaussian distribution light field was designed to improve the utilization ratio of light energy and satisfactory experimental results ware obtained

    文摘:提出採用簡單器件,將高斯分佈光場經再擴展,獲得大范圍均勻的理想光場的方法;設計了對高斯分佈光場再擴展光路,並提高散射光場光能的利用率,取得良好的實驗效果。
  8. A study on effect of refractive index on scattered light field distribution

    關于折射率對散射光場分佈影響的研究
  9. Based on the linear superposition theory in quantum mechanics, a kind of multi - mode functional superposition state light field which is made up of distinct unsymmetry five different multi - mode functional coherent states is developed

    摘要依據量子力學中態的疊加原理,構造了由5個多模泛函相干態的線性疊加所組成的一種五態疊加多模泛函疊加態光場。
  10. Results the general expressions of equal - power high - power nonlinear difference squeezing in the multimode state light field with any amount of states superposing was given

    結果給出了任意多態疊加多模疊加態光場的廣義非線性等冪次高次差壓縮的一般表達式。
  11. According to the linear superposition principle of quantum mechanics in this thesis, it is constructed the kind ( ii ) of multi - mode superposition state of differ - intensity of nonsymmetry state superposition state with distinguishable two quantum states light field composed of the linear superposition of multi - mode complex conjugation coherent state of contrary state and multi - mode imaginary conjugation coherent state of contrary state. by utilizing the theory of multi - mode squeezed states

    本文根據量子力學中的線性疊加原理,構造了由多模( q模)復共軛相干態的相反態和多模虛共軛相干態的相反態這兩者的線性疊加所組成的第種強度不等的非對稱兩態疊加多模疊加態光場,利用多模壓縮態理論,對態。
  12. Effect of spherical particles relative refractive index on the most peak value of scattered light field intensity

    球形粒子相對折射率對散射光場強度最大峰值分佈的影響
  13. In fact, the traditional definition of the light intensity is only suitable to the paraxial - scalar diffraction light field, not to the non - paraxial scalar diffraction light field and vector diffraction light field

    考慮到光場能流密度的矢量特性,這種方法具有很大的局限性,只適用於描述傍軸標量光場,而不適用於對非傍軸標量光場的描述。
  14. The results show that the light field is squeezed regularly, and that the collapse - and - revival of the atomic rabi oscillation appears under the detuning. when the initial squeezed light - field factor r is weak, photon bunching alternates with photon antibunching, and the detuning leads to the reduction of photon antibunching ; to the contrary, the factor r is strong, photon statistical properties are steady bunching, and the detuning makes two - mode correlation properties steady

    數值計算結果表明:光場呈現出較規則的壓縮現象;失諧量使原子rabi振蕩呈現周期性崩塌與復甦現象;當r較小時,光子的聚束效應與反聚束效應交替出現,失諧量將削弱光子的反聚束效應;當r較大時,光子呈現恆定的聚束效應,失諧量增強光場兩模非經典相關的穩定性。
  15. But the complex analytical signal ( cas ) theory can erase this spatial sigu - larity. in this section, gauss, hyperbolic and lorentz pulsed gaussian beam have been derived and compared svea and cas solution by numerical simulatio n. in section 3, by using fourier transform technique and applying the paraxial approximation in frequency domain, we derive an integral solution for the transverse and longitudinal components of the light field propagating in free space

    接著,考慮了幾種特殊的脈沖gauss光束( pulsedgaussianbeam ) ,結果顯示,在此情況下緩變包絡近似( slowly - varyingenvelopeapproximation )理論已不再有效,其失效的原因是,該理論導致了脈沖光束解的空間奇異性,並使脈沖光束不再具有符合物理意義的光束行為,而通過復解析信號的分析方法可以消除這種空間奇異性。
  16. The thesis made a primary investigation on the measurement of light field distribution of optical waveguides using scanning near - field optical microscope ( snom ), a technique that has emerged recently

    光波導的近場光學顯微檢測是近年出現的一種新型檢測技術,本文對此技術進行了初步的理論和實驗研究。
  17. Based on the above mentioned, from the point of spatial - frequency domain, the paper analyzes the change of light field intensity in different phases when optical signal of fundamental mode transmits hi awg the general expression of awg ' s transimission characteristics is obtained

    以此為基礎,論文從空間頻域的角度分析了基模光信號在通過awg的過程中各個階段的光場強度變化情況,得到了awc的傳輸特性的一般表達式,並討論了awg的相干系統特性。
  18. The results show that under the condition of the squeezing - power - number being an any even number or the pruduct of the squeezing - power - number and the total cavity - mode - number being an any even number, if some certain and fixed conditions are satisfied respectively by the initial phase of each mode in the state or the sum of the initial phase of each mode in the same state mentioned above, by the initial phase difference between any two components in the state, and by the sum of mean photon - numbers, which are modulated by the initial phase of each mode in the state mentioned, of all the single mode coherent states light field, the state can always display the effect of generalized nonlinear equal - power n - th power y - squeezing, or present the effect of generalized nonlinear equal - power n - th power h - squeezing, that changes alternatively and periodically

    結果發現:在壓縮次數取偶數或者壓縮次數與腔模總數這兩者之積取偶數的條件下,若各模的初始相位或者各模的初始相位和、態間的初始相位差以及受各模的初始相位調制的各單模相干態光場的平均光子數之總和等分別滿足一定的取值條件,則態| ~ ( ( 4 ) ) _ q的第一和第二這兩個正交相位分量總可分別呈現出周期性變化的、西北人學碩{ _學位論文摘要廣義非線性等冪次n次方y壓縮或者等冪次n次方h壓縮效應。
  19. The corresponding numerical investigations are carried out and show that for the pulses as short as sub - cycle, svea will cause the spatial singularity for both transverse and longitudinal components of the light field

    在第三節里,我們考慮了超短脈沖光束在傍軸近似下的矢量傳輸特性,並且得到了橫向場和縱向場傳輸的積分解。
  20. In this paper, the nonclassical properties of two two - level atoms interacting with a single mode light field is studied by means of the quantum theory without rotating wave approximation ; the influences of the yirtual photon process on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed

    本文利用全量子理論,研究了非旋波近似下「耦合雙原子-單模光場」相互作用過程中光場所表現出的非經典性質,研究了虛光子過程對場的平均光子數、二階相干度、場熵演化特性及光場壓縮效應的影響。
分享友人