light polarization 中文意思是什麼

light polarization 解釋
光偏振
  • 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...
  • polarization : n. 1. 兩極分化。2. 【物、天】極化;極化強度。3. 【物理學】偏振(化)。
  1. No polarization of the led light contact unleaded cadmium

    無鉛無鎘觸點
  2. By analysising the thin film system, polarization and absorption of material, the relation ship between these parameters and the chroma of the light engine system is built. then a programm is writen in c + + language to realize the method

    通過分析該系統從光源到分色合色和投影鏡頭的膜系結構,偏振特性,材料吸收等對系統能量分佈的影響,建立了各個參數與系統色度之間的關系。
  3. While the spin angular momentum describes the intrinsic photon spin and corresponds to the optical polarization of light, the orbital angular momentum is associated with the transverse phase front of a light beam

    自旋角動量描述了光的內稟自旋性以及相應的光的偏振,而軌道角動量是和光束的橫向相前相聯系的。
  4. We are now is a position to refer to a particular light wave in terms of its specific state of polarization.

    現在我們可以說出一個特定的光波處於何種具體的偏振狀態了。
  5. Measurement of linear polarization light rotation

    平面偏振光微小偏轉角的精密測量
  6. A discussion of the polarization of the reflected light

    關于反射光偏振態的探討
  7. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性,合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的穩定輸出。
  8. The course covers non - sequential ray tracing, sources, detectors, objects, ray splitting, scattering, ghost analysis, stray light analysis, prisms, fresnel lenses, multi - element lenses, gradient index, polarization and thin film modeling

    本課程涵蓋了非連續光線的追跡、光源、探測器、物體、分光、散射、鬼像分析、雜散光分析、棱鏡、菲涅耳透鏡、多元件透鏡、梯度折射率、偏振和薄膜的建立。
  9. Nature of light, geometrical optics, and gaussian approximation, wave optics, interference of light, coherence, polarization of light, diffraction of light

    光的性質、波動光學、幾何光學及高斯近似、光的干涉、相干性、光的偏振、光的繞射、一些重要的應用實例。
  10. Based on the above theory and methods, the main works of this thesis are lasted as follows : starting from the propagation law of partial coherent light and beam coherence - polarization ( bcp ) matrix approach, the properties of pgsm beams through both an axis - symmetric paraxial optical abcd system and an axis - unsymmetric one are studied. the analytical propagation equations of pgsm beams are derived, which enable us to study the propagation - induced polarization changes and irradiance distributions of pgsm beams through an axis - symmetric paraxial optical abcd system and an axis - unsymmetric one

    在此基礎上,本文進行的主要工作有:基於空間-時間域中互強度的傳輸理論和bcp矩陣處理方法,首次研究了pgsm光束通過對稱和非對稱abcd光學系統和光闌的傳輸變換特性,推導出了pgsm光束傳輸表達式,可以對pgsm光束偏振和光強的傳輸變化進行分析。
  11. The study of polarization of scattering light of particle group

    群體粒子散射光偏振特性的研究
  12. The scattering intensity of rough surface is computed, while the roughness, polarization, observation station and the refractive index are different, and the wavelength of incident light is 0. 48 m. the results indicates the rougher the rough surface is, the less the coherent scattering is ; the influence of the smaller refrective index is more than larger one by the polarization

    計算了入射光波長為0 . 48 m時,不同粗糙度,偏振態,散射角以及不同折射率的粗糙面散射強度,結果表明,粗糙面越粗糙,相干散射越小,非相干散射越強;偏振態對折射率大的粗糙介質面影響較小,對折射率較小的介質面的影響較大。
  13. In addition, there are some intrinsic special properties like rotary polarization, bragg reflection, polarized light dichroism of clc because of its helical molecular structure

    而且其螺旋狀的分子排列結構,使其還具有它本身特有的光學特性,如旋光性、選擇性反射特性(布拉格反射)和偏光二色性。
  14. To study blue - green laser light scattering and polarization status changes in the ocean, is used to resolve the relative problem of optical communication, detection and imaging under water. in the paper, sea water characteristic of absorption and scatter - ing, and intrinsic optical character and extrinsic optical character of sea water are summed up ; the scattering theories of sea water, including rayleigh scattering, mie scattering by spherical particles and polarization theories of mie scattering, are described in detail

    研究藍綠激光在海水中的散射特性以及由散射引起的退偏現象,是為了解決水下通信、探測、成像的相關問題。本文綜述了海水對光的吸收、散射特性以及海水的內在光學性質和外在光學性質;詳細介紹了海水的散射理論,包括瑞利散射、 mie散射以及mie散射的偏振理論。
  15. Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth

    文摘:研究了級聯三能級系統中的相位共軛極化拍頻光譜術.發現其對能級差的測量精度決定於光學躍遷的均勻增寬.在符合拍頻條件時,兩獨立光源拍頻的頻差可以超出激光線寬,激光絕對頻率的測量精度可達到與激光線寬同一量級
  16. In order to measure the characteristics of such semiconductor optical amplifier, we adopted a set of measurement system. this measurement system can be used to measure the characteristics of all kinds of active or inactive optical passive components. such device presents good polarization insensitivity ( < 0. 9db ), wide 3db bandwidth ( > 33nm ) at 0 - 200ma and different input signal light wavelength and power, the maximum fiber - to - fiber gain of 10db, lossless operation current of 50 - 75ma for different input signal light wavelength and power, large extinction ratio ( > 50db ) and lower noise figure ( nf ) ( < 8db )

    與張瑞英博士一起,首次利用該種有源區結構制備出偏振不靈敏半導體光放大器,並在0 - 200ma注入電流范圍內獲得33nm的3db帶寬,在不同信號波長,不同信號功率0 - 200ma的注入電流范圍內,偏振相關損耗均《 0 . 9db ,在耦合差損為7db / facet的條件下,最大fiber - to - fiher增益達10db ,無損操作電流為50 - 70ma ,消光比達50db以上,而噪聲指數則低於8db ,最小可達4 . 6db 。
  17. Some conclusions about the length and the splice angle of the depolarizer, the spectrum of the light source and the extinction ratio of the polarizer are obtained. associated with the polarization in the sensing coil and the principle of the pmd analyzer, one method to design the length of the lyot depolarizer has been put forward

    首先,本文分析了lyot消偏器對完全偏振光與非完全偏振光的消偏作用,由此得出了關于lyot消偏器的長度和結合角、光源光譜以及與消偏器配合的起偏器消光比的一些結論。
  18. Similarly, the properties of a qubit are independent of its specific physical representation as the spin of an atomic nucleus, say, or the polarization of a photon of light

    同樣地,一個量子位元的性質也獨立於特定的物理表現系統,例如原子核的自旋態或光子的偏振。
  19. 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 。
  20. To test whether the beetles use light polarization, rather than the position of the moon, to maintain a steady bearing, the researchers made sure the insects could not see the moon

    測試是否甲蟲使用光的偏振,並非月亮的位置,維持一個穩定的方向,研究員確定昆蟲不可能看見月亮。
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