泵浦光 的英文怎麼說

中文拼音 [bèngguāng]
泵浦光 英文
pump light
  • : 名詞(吸入和排出流體的機械) pump
  • : 1. (水邊或河流入海的地方, 多用於地名) riverside; river mouth2. (姓氏) a surname
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  1. In order to obtain the maximum conversion efficiency we always hope the pump source is operated at the maximum level, thus to raise the input pump energy, we have to apply the galilean telescope to input the pump beam, but it will lead to the bad pump beam quality and the large output beam linewidth

    為了獲得最大轉換效率總希望使源運轉在可達到的最高水平,因此不得不採用伽利略壓縮望遠鏡輸人泵浦光以提高輸人泵浦光的能量,但是這同時使泵浦光質量變壞,使得輸出線寬變大。
  2. Ignored the amplified spontaneous emission ( ase ) and esa, rate equations and propagations equations for continuous wave er ~ ( 3 + ) / yb ~ ( 3 + ) co - doped phosphate glass waveguide laser were calculated using runge - kutta algorithm. propagation characteristics of signal and pump light in the waveguide were analyzed too

    利用fd - bpm法,對在平板波導以及波導折射率為漸變折射率分佈的溝道波導和掩埋型波導內傳播的波長為980nm的泵浦光和1540nm的信號場進行了模擬。
  3. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ldnd : yag激器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ldnd : yag激器的閾值、輸出功率和斜效率的表達式,並簡述了激器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面nd : yag激器的設計方法,給出了一定耦合方式下,振蕩模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ldnd : yag激器和透鏡組耦合高功率ldnd : yag激器,對激器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ldnd : yag激腔內插入一隻空液晶盒,觀察到了激器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激輸出功率的影響規律,提出了ld端面nd : yag激位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激晶體內泵浦光平均斑半徑遠小於振西安理工大學碩士學位論文蕩束腰半徑時,激輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于功率,隨著功率的增加,測量范圍擴大,靈敏度提高,當端面功率為7 . 24w (最大輸出功率為1 . 926w )時,激位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  4. In the situation that the reflection loss of the duct inwall was not in considering, even condensed the pump beam 100 times, it could realize the output efficiency of more than 70 %, this was that the other coupling way hardly to accomplish

    在不考慮內壁反射損耗的情況下,即使將泵浦光束縮束100倍,也能夠實現70 %以上的輸出效率,這是現有其他耦合方式難以實現的。
  5. If we like to obtain the narrow linewidth parametric beam output, applying soft apertures to input pump beam is helpful, but it will also

    如果想獲得窄線寬輸出,採用軟圈直接輸入泵浦光將有助於壓縮輸出參量的線寬,代價是轉換效率降低。
  6. Phosphate glass is an ideal material for high erbium - doped. erbium ion has large emission section in phosphate glass, however, it has small absorb section for 980nm pump light, which can be settled via doped yb3 +

    雖然鉺離子在磷酸鹽玻璃中具有較大的發射截面,但對波長為980nm泵浦光來說,其吸收截面較小,可用鐿離子與之摻雜來補充這一不足。
  7. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo的色散方程,詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦光的發散角、泵浦光功率超過參量振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量線寬,並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。
  8. How a dark pump beam induces a bright probe beam to focus in two - and three - dimensional self - defocusing media is discussed in chapter 5

    第五章,討論了二維和三維自散焦介質中具有暗束分佈的泵浦光對基模高斯信號的聚焦作用。
  9. Secondly, it is numerically simulated how a dark pump beam induces a bright probe beam ( with the gaussian profile spatially ) to focus in two - and three - dimensional self - defocusing media, and the main factors that have influence on the focusing of the probe beam are also analyzed

    二、研究了具有暗束分佈的泵浦光與基模高斯型信號在二維和三維自散焦介質中同向共同傳輸時的誘導聚焦現象,分析了影響聚焦過程的主要因素。
  10. 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。
  11. 4 ) the tuning characteristics of doubly - resonant optical parametric oscillator propo ) output by changing crystal ' s temperature, opo ' s cavity length and pump frequency respectively are theoretically analyzed and experimental obtained the wavelength of the opo output can be tuned from 2038nm to 2227nm by the crystal ' s temperature changed of 5. 3, from 2044nm to 2219nm by the cavity length changed of 514nm, and 375mhz by the pump frequency continuously tuned 750mhz

    當晶體溫度變化5 . 3時,得到2038nm - 2227nm可調諧下轉換輸出;當opo的腔長相對于簡並點腔長變化514nm時,得到2044nm - 2219nm可調諧下轉換輸出:當泵浦光頻率連續的改變了750mhz時,下轉換的頻率相應連續調諧375mhz 。理論擬合與實驗結果基本一致。
  12. By the method of matrix optics, the waist width and imaging distance of gaussian beams through the coupling system are calculated. by the result of the calculation, a set of double planoconvex lens coupling system are designed and manufactured. the coupling efficiency is up to 92 %

    利用矩陣學的方法,計算了高斯束經耦合系統聚焦后的像距和束腰寬度,以此為指導設計加工了一套雙平凸鏡耦合系統,耦合效率達92 ;在以上基礎上研究了泵浦光與振蕩在激晶體中的匹配,計算出了泵浦光經耦合系統后的最佳焦點位置。
  13. We study the evolution of a probe beam profile in the influence of a pump beam in the off - axis geometry and obtain the typical process of probe focusing

    詳細研究了泵浦光束輸入振幅對信號束波形的影響,得到了三維自散焦介質中初始高斯信號束聚焦時波形的典型演化過程。
  14. It has been theoretically and experimentally demonstrated that in self - defocusing media, a weak beam ( the probe ) can be induced to focus by a strong beam ( the pump ) that propagates simultaneously with it

    理論與實驗結果均表明,在自散焦介質中,強泵浦光可誘導與其共同傳輸的弱信號聚焦。
  15. Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered

    在此基礎上,給出了一整套bbo - opo激參數設計方案:計算了不同強度下的參量放大倍數;詳細計算了在nd : yag調q激器各次諧波條件下的共線類和類相位匹配的調諧曲線,以及非共線類相位匹配調諧曲線;分析了走離角對非線性系數和群速匹配的影響;計算了參量過程的允許角;計算了bbo - opo的理論閾值條件;分析了飽和與泵浦光束的消耗過程;給出了轉換效率與超過閾值的倍數的關系;討論了轉換效率與輸出鏡反射率的關系;討論了線寬控制的各種方法;研究了利用非穩腔改善束質量的方法;考慮了bbo晶體的設計。
  16. By the ray tracing in the channel waveguide, the dependency of the launching efficiency on the relative position of the pumping beam to the waveguide is analyzed and the coupling conditions are optimized

    通過幾何學法追跡泵浦光線在波導中的傳播,系統地分析了泵浦光束與波導相對位置變化對耦合效率的影響,進而確定最佳耦合條件。
  17. Adopting the amendatory rate equation, the threshold of the micro - cavity has been studied and the conclusion is shown as following : if there is not non - radiation transition, the pump velocity just need to compensate the photon velocity escaped from the cavity, and the intensity of output light will direct ratio to the intensity of input light then we got a micro - cavity laser with no threshold

    採用修正的速率方程對微腔激器的閾值進行研究,得到如下結論:在沒有無輻射躍遷時,激器的速率只需恰好補償子向腔外的逃逸速率,輸出強隨著輸入泵浦光強性線增加,實現所謂的「無閾值」激器。
  18. In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

    首先,從er ~ ( 3 + ) - yb ~ ( 3 + )能級結構出發,結合激穩態速率方程與傳輸方程,對鉺鐿波導激器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析,並研究了鉺、鐿離子濃度、波導激活長度、信號泵浦光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。
  19. In the case of type i down - conversion, the polarization of the signal and the idler photons will be identical, its direction being determined by the polarization of the pump

    在第i類下轉換情況下,信號和閑頻的偏振是一樣的,它們的方向是由泵浦光的偏振決定的。
  20. It has been found that by simulating the effect of coupling attenuation on all - optical wavelength conversion, all - optical wavelength conversion by using both light conversion and idle light can be realized respectively by adjusting coupling attenuation under the condition of different pump light and signal light powers

    文章通過模擬耦合器衰減對全波長變換的影響,發現在不同的泵浦光與信號功率條件下,調節輻合器衰減可分別實現利用變換的全波長變換和利用閑頻的全波長變換。
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