phase conjugation 中文意思是什麼

phase conjugation 解釋
相位共軛
  • phase : n 1 形勢，局面，狀態；階級。2 方面，側面。3 【天文學】（月等的）變相，盈虧；【物、天】相，周相，...
  • conjugation : n. 1. 結合（作用），配合。2. 【語法】動詞的變化[變位]。3. 【化學】共軛，拼合；【生物學】（雌雄配子等的）接合（作用），配合。
  1. Several measurement methods of phase conjugation fidelity of sbs

    相位共軛度的方法
  2. Solid sbs media and entirely solidification of the sbs phase - conjugation mirrors

    相位共軛鏡的全固化
  3. Udp - glucuronosyltransferases ( ugts ) are glycoproteins localized in the endoplasmic reticulum that catalyze the conjugation of a broad variety of endogenous and exogenous lipophilic aglycon substrates ( such as bilirubin, steroid hormone and drugs, insecticide, etc ) with glucuronic acid using udp - glucuronic acid ( udpga ) as the sugar donor. ugts are a gene superfamily of phase ii drug - metabolizing enzymes, they are responsible for the glucuronidation of a significant number of different functional groups ( e. g

    Ugts能催化各種各樣外源和內源的親脂性糖苷配基底物與葡醛酸的結合，該反應是機體清除外源性（如藥物和殺蟲劑）和內源性（如膽紅素和甾體激素）親脂性化合物的一個主要方式，也是藥物相代謝的重要方式。
  4. 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
  5. To solve these problems, closely and comprehensive study of pc at sbs in focused beams was performed at phase conjugation to develop a new generation of lasers of higher brightness. main results are as follows : ( 1 ) the factors including parameter of focused beams and parameter of medium in effecting sbs threshold were analyzed in detail

    基於此，本論文完成了如下的工作： （ 1 ） 、分析了影響sbs閾值的因素，詳細討論sbs閾值隨聚焦系統參數、泵浦光束參數、介質的參數的變化關系。
  6. We advance, for the first time to our knowledge, that efficient self - pumped phase conjugation performed with an ceibatioa crystal with low repetition ( lhz - 10hz ) nanosecond pulses from a q - switched nd : yag laser. phase conjugation reflectivity as high as 21. 5 % were obtained at an incident angle of 50. 3

    首次獲得了低脈沖重復率（ 1hz ）的調q倍頻nd ： yag激光器作用於ce ： batio _ 3浙江大學碩士學位論文晶體，產生自泵浦位相共軛（ sppc ）作用的實驗結果。
  7. Based on analysis and research, many experiments were done. they include : ( 1 ) self - pumped phase conjugation ( sppc ) in ce : batio3 with 532nm nanosecond pulse operated at either a 1 - or 10 - hz repetition rate. ( 2 ) sppc operated in ce : batio3 with 532nm continuous wave, especially concentrated on the self - pulsation phenomenon

    在此基礎上對不同波長入射、連續及脈沖情況時晶體自泵浦位相共軛特性進行了深入的實驗研究，它們包括： （ 1 ） 532nm脈沖重復率f = 1hz 、 10hz時ce ： batio _ 3位相共軛特性實驗。
  8. Abstract : using the ray - tracing method, we demonstrate that a grating - telescope stretcher is the conjugation of a grating pair compressor. we present an analytical formula for calculating the phase dispersions of the grating - telescope stretcher. the computer simulation with the formula demonstrates that there exists an optimal material dispersion for an amplification system, with which we can achieve the largest dispersion - free bandwidth

    文摘:用光線追跡法論證了光柵-球面鏡系統與普通的光柵對系統是一對相位共軛元件，並提出了光柵-球面鏡系統色散的解析計算公式，以及對一個典型的放大系統做了模擬.模擬結果表明，對於一個放大系統，存在一個最佳的材料色散，用它可以獲得最大的無色散帶寬
  9. The characteristics of competition and coexistence of self - pumped phase conjugation ( sppc ) and mutually pumped phase conjugation ( mppc ) in the photorefractive ( pr ) crystal are studied, with the physical mechanism analyzed

    本文研究了光折變晶體內自泵浦相位共軛（ sppc ）與互泵浦相位共軛（ mppc ）相互競爭、同時共存的特性，分析了其物理形成機制。
  10. In photorefractive crystal light illumination changes the refractive index of the crystal due to linear electrooptical effect, which in turn changes the light distribution. as a result of the development of this process, a beam, called the phase conjugation wave, leaves the crystal back along the direction of the incident beam and is its phase conjugate replica

    光折變晶體在光輻照下，通過晶體中的線性電光效應而產生折射率隨光強的空間分佈而變化，即在晶體內建立起體相位柵。
  11. Stimulated brillouin scattering ( sbs ) is considered to " be an effective approach for phase conjugation ( pc ) and increasing the brightness of solid laser radiation

    改善固體激光器光束質量，採用受激布理淵散射（ sbs ）是一種有效的手段。
  12. ( 2 ) the factors in sbs conjugation fidelity and the methods to measuring fidelity were analyzed. four examples of phase conjugation mirror based on sbs were studied. in addition, a brief analysis of the sbs phase conjugation resonator was achieved

    （ 2 ） 、討論了影響sbs相位共軛度的因素，分析了相位共軛度的測量方法和幾種基於sbs的相位共軛鏡，並對sbs相位共軛腔做了簡要分析。
  13. Unique and valuable results have been achieved as follows : 1. through math modal, the relation between the phase conjugation reflective of ce. ' batios and incident angle, incident position were calculated. experiment results are quite accordance with theoretical calculations

    入射波長為632 . 8nm時，利用數學模型對位相共軛反射率與入射角度，位相共軛反射率與入射位置關系等進行了理論分析計算，實驗結果與理論計算結果基本符合。
  14. Using the phase conjugation mixer the compact wire antenna with two isolated ports presented in chapter 2 is simulated, and the results show that the antenna can follow the incoming signal with the main beam and has 4 - 8db gain improve against the standard monopole in the incoming signal direction

    對本文第二章提出的兩饋電埠的高隔離度線天線的模擬表明，利用相位共軛電子科技大學博士論文混頻器，天線系統能以主波束在0 』一360 』的范圍內跟蹤入射波方向，具有一定的方向回溯能力。
  15. Photorefractive phase conjugation, which is one of the most important methods for producing phase conjugation wave, is of potential use in many fields due to its low build - up threshold, high fidelity and high damage threshold, etc. in this thesis, we present a complete research to the characteristics and applications of ce : bati03 self - pumped phase conjugation ( sppc )

    光折變位相共軛具有建立閾值低、保真度高和大損傷閾值等優點，因而具有廣泛的用途。在本論文中，我們針對ce ： batio _ 3晶體光折變自泵浦位相共軛器的特性和應用做了全面深入的研究。
  16. A maximum reflecting of 53. 8 % was obtained. furthermore we advanced, for the first time to our knowledge, which the self - pulsation of phase conjugation wave was related to the incident power intensity. through calculation we concluded that the phase conjugation was instable when the incident power density ranged in 700 - 1240mw / cm2

    實驗中特別著重分析了位相共軛光不穩定，即自脈動現象，首次得出位相共軛光自脈動與入射在晶體上功率密度有關的結論，即在700 1240mw cm 』的入射功率密度下，有位相共軛光不穩定，即自脈動現象產生。
  17. The phase - conjugation wave is the wave time - reversed on the amplitude, phase and polarization with another wave

    相位共軛波是指在振幅、相位及偏振態三個方面互為時間反演的光波。
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