laser crystal 中文意思是什麼

laser crystal 解釋
激光晶體
  • laser : n 鐳射激光，受激發射光，激光；萊塞；激光器，光激射器 （ ＝ light amplification by stimulated emis...
  • crystal : n 1 結晶，（結）晶體；晶粒；水晶（＝rock crystal）；石英。2 【無線電】晶體。3 結晶玻璃；雕玻璃；...
  1. Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed

    在改變e _ （ ag ）腐蝕液的配方的基礎上，研製了新的腐蝕液，可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用激光正反射法和自然解理的不同（ 110 ）面之間的關系，方便、快速、準確的進行定向切割晶體的方法;採用生長的czt單晶體自然解理的（ 110 ）面，經過表面處理，試制了探測器元件，對24lam有較強的響應。
  2. The characteristics of different nonlinear crystals for frequency - doubled nd : yag 946 nm laser have been compared, a biaxial crystal, lbo, has been chosen for frequency doubling in our experiment

    給出了幾種晶體用於946nm倍頻時它們倍頻特性比較，為優化選擇倍頻晶體提供了依據。
  3. Growth and crack analysis of yb : yag laser crystal

    激光晶體生長與開裂分析
  4. 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。
  5. The laser crystal also presents other attractive features, such as strong and broad absorption band, makes this laser medium to be an excellent candidate for efficient diode pumping without temperature controlling

    該晶體可摻入較高濃度的yb離子（ 0 . 5 ? 10 ） ，且不存在濃度猝滅。
  6. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和分析:討論兩種提高二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ，用cr4 + : yag作為可飽和吸收片的綠光激光器，腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。
  7. 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。
  8. 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
  9. 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。
  10. The results show that induction heating power using igbt does well, frequency that ranged from 2 ~ 10khz, satisfied all technology requirements that grow many kinds laser crystal

    對樣機調試和測試結果表明，所設計的中頻感應加熱電源在2 10khz范圍內，能夠滿足多種生長激光晶體工藝的要求。
  11. In the fourth chapter, the coupling system between the fiber - coupled - output high power semiconductor laser acting as the pumping source and laser crystal is studied

    第四章研究了作為泵浦源的光纖耦合輸出大功率半導體激光器與激光晶體間的耦合系統。
  12. Paste quality checking of all - solid - state laser crystal by far - field scattering angle

    利用發散角檢驗全固體綠光激光器工作物質的粘接質量
  13. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中，在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響；然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗，通過分析它們對振蕩激光腔模尺寸的影響，得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求，為高功率連續單頻nd ： yvo _ 4激光器的優化設計提供了理論依據。
  14. The rule of designation for laser crystal rods

    激光晶體棒型號命名方法
  15. Semi - analytical thermal analysis of single end - pumped laser crystal temperature distribution

    單端泵浦激光晶體溫度分佈的半解析熱分析
  16. In the second chapter, the operating principle of solid - state laser is analyzed. based on the model of four - level system, the interacting theory between laser field and laser crystal is studied by the rate equation theory, then the characters, such as threshold power, output power, slope efficiency etc., of solid - state laser are deduced

    第二章分析了固體激光器的工作原理，以四能級系統為模型，應用速率方程理論研究了激光場與激光晶體之間相互作用理論，導出了固體激光器的閾值功率、輸出功率和斜效率等特性。
  17. Ld pumped laser featuring with high - efficiency, sound quality, long lifetime, miniaturization, sound reliability and leading laser full - solidified, attracted great attentions from academic circles, industry field and military field. therefore, it is of great importance to develop new laser crystal

    Ld泵浦晶體激光器的高效率、高質量、長壽命、小型化、高可靠性以及實現激光器全固化等優越性，引起了學術界、產業界和軍方的高度重視，因而探索新型激光晶體的工作顯得非常重要。
  18. In this paper, a parallel - resonance induction heating power for equipments that used to grow laser crystal has been developed, it applies power electronics theory and adopts full - controllable electric semiconductor device igbt

    本文基於電力電子理論，採用全控型電力半導體器件igbt ，研製了適用於激光晶體生長設備的中頻感應加熱電源。
  19. The keys for laser crystal to grow in the same diameter are the diameter - measure system and control arithmetic, when crystal grow, the temperature is up to thousands of centigrade, and general diameter measure methods ca n ' t gain high precision, which will depress the total control effects

    在激光晶體生長等徑控制過程中，有兩個關鍵環節：測徑數據採集系統和控制演算法。晶體生長是在數千度的高溫下進行的，採用常規的測徑方法，精度不高，這將對整個系統的控制性能產生影響。
  20. In the third chapter, the thermal lens effect of laser crystal is studied. the model of thermal lens theory and some measuring methods are explored. these methods are generalized and classified and the advantages and disadvantages of which are pointed out

    第三章分析了激光晶體的熱透鏡效應，研究了熱透鏡理論模型和各種測量方法，對這些方法總結、歸類並指出了各自的優缺點。
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