激光晶體 的英文怎麼說

中文拼音 [jīguāngjīngtǐ]
激光晶體 英文
（ggg） ggg laser crystals
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 光 : 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） ...
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 體 : 體構詞成分。
  • 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  1. Alexandrite laser crystals

    激光晶體亞歷山大
  2. Raw materials for laser crystalloid, special electronics and pharmaceutical intermediate

    激光晶體用基質材料，特殊電子化學品，醫藥中間體。
  3. Hydrothermal growth of emerald laser crystals

    祖母綠激光晶體的水熱法生長
  4. Growth and crack analysis of yb : yag laser crystal

    激光晶體生長與開裂分析
  5. The cooler and temperature controller of nd : yap rod are improved and the lower dopant concentration of the nd : yap ( 0. 6 at. % )

    除了改進冷卻控溫系統外，選擇摻雜濃度較低的激光晶體，有利於高效散熱，得到更穩定的激光輸出。
  6. Abstract : in view of the crystal structure, this paper repo rts thecharacter of single crystal growth of germanate and the properties as me dium of laser crystal. the study and progress in germanate crystals used as widel y tunable laser crystal, self - doubling - frequency crystal and highly efficient and low pumping threshold laser crystal are introduced

    文摘:從晶體結構上分析了鍺酸鹽的單晶生長和作為激光晶體基質的特點，並介紹了鍺酸鹽作為可調諧激光晶體，自倍頻晶體，高轉換效率和低泵浦閾值的激光晶體的研究及進展。
  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. 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ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、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端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、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ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光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ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光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泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  9. Lanthanum beryllate laser

    鈹酸鑭激光晶體
  10. Research and development of emerald laser crystals

    祖母綠激光晶體及其激光器的研究現狀與發展
  11. Spectrum properties of hydrothermal emerald laser crystals

    水熱法祖母綠激光晶體的光譜性質研究
  12. It has a broader absorption band at 808 nm which is emitted by laser diode ( ld ). therefore, nd : cngg is suitable for ld pumping, the ld pumped all solid - state lasers can be made by using nd : cngg. in this study, nd : cngg single crystals of 25mm in diameter and above 80mm in length were successfully grown by the automatically pulling method from the melt

    摻釹鈣鈮鎵石榴石（簡稱nd : cngg ）是一種新型激光晶體，該晶體熔點低（ 1470 ） ，具有無序結構，在通用的808nm半導體激光二極體（ ld ）發射波長區有寬吸收帶，因此很適合ld泵浦，可做成ld泵浦全固態激光器。
  13. 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 %

    利用矩陣光學的方法，計算了高斯光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光在激光晶體中的匹配，計算出了泵浦光經耦合系統后的最佳焦點位置。
  14. Diode - pumped solid - state laser ( dpl or dpssl ) is solid - state laser, used laser diode ( ld ) instead of flash lamp to pumping laser media. comparing with flash lamp, it has a lot of advantages, such as high efficiency, reduced size, compactness, stabilize and longer lifetime

    激光二極體泵浦的固體激光器（ dpl或dpssl ）是用激光二極體（ dpl ）代替閃光燈泵浦激光晶體的固體激光器，與燈泵浦相比，具有效率高、體積小、結構緊湊、性能穩定、壽命長等優點，已成為當今固體激光器發展的主要方向。
  15. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm譜線的準三能級結構給出了較為完整的分析，利用激光諧振腔處于穩態時的速率方程，導出了準三能級nd ： yag946nm起振時，透射損耗與最佳激光晶體長度的關系，在與1064nm透射損耗相比較的基礎上，給出了不同的腔損耗情況下的最低鍍膜要求，並且給出了激光閾值、輸出功率和最佳激光晶體長度及泵光光斑大小的關系，這為設計室溫下高效運轉的946nm激光器的提供了理論基礎，這種分析方法對研究此類低增益，準三能級或三能級激光系統輸出特性有借鑒意義。
  16. The optimal length of crystal was achieved for the characteristics of quasi - three - level. three types of crystal were compared, we select lbo as the main frequency doubler. meanwhile, the other strong spectrum were restrained by suitable coating

    從激光晶體的準三能級特性出發，充分考慮增益與損耗之間的矛盾，選擇出最佳晶體長度；對三種倍頻晶體進行了比較，選擇出lbo作為主要倍頻晶體；對膜系進行了必要的分析，在維持946nm譜線振蕩的同時，充分考慮了其它激光譜線的抑制。
  17. Application of nd : ggg laser crystal in the high power solid - state heat capacity laser system technique

    激光晶體在高能固體熱容激光器系統技術中的應用
  18. Cr4 + : yag is reported in 1988 as a laser crystal, but much attention is paid to its saturable absorption near 1. 06 u m from 1992

    Cr ~ （ 4 + ） : yag作為激光晶體是在1988年被首次報導的，最初作為可調諧激光增益介質被廣泛應用。
  19. Recently, cr4 + and laser ion co - doped self - q - switched crystals are very attractive. the behavior of self - q - switched dpssl has been investigated by numerical simulation according to the rate equations of solid - state lasers

    近年來，人們對于cr4 +離子和激光增益離子雙摻的晶體做成的自調q激光晶體已經產生了廣泛的興趣。
  20. The classification and characterization of the laser crystals were introduced in the thesis, and the research and development of the yvo4 crystal were systematically reviewed. the detailed experimental project was carried out to probe the reason of the absorption peak in the 1552nm of yvo4 crystal. the raw materials of yvo4 were synthesized through several different procedures

    本文簡要的介紹了激光晶體的分類及其性能，對釩酸釔晶體的現狀和發展進行了總結，並針對本課題的目的設計了詳盡的實驗方案以探究部分釩酸釔晶體在1552nm處存在吸收峰的原因。
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