激光束耦合器 的英文怎麼說

中文拼音 [jīguāngshùǒugěqì]
激光束耦合器 英文
laser beam coupler
  • 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） ...
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 耦 : Ⅰ動詞[書面語] （兩人並耕） plough side by sideⅡ名詞1 （古農具名） plough2 [書面語] （兩人一組） a...
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. Because gas lasers were often used as the light source, their beam had to be coupled into the thin-film wave guides.

    由於氣體激光器常用作光源，故必須將其光束耦合到薄膜波導中去。
  2. 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 。
  3. Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser

    總結了自己在光纖耦合輸出激光二極體模塊方面所做的一些工作，建立了半導體激光器列陣遠場光束分佈模型，並結合具體參數分析了不同結構的激光器列陣的光束遠場分佈特性，可以知道我們設計和優化激光器列陣的結構。設計並製作了光纖耦合模塊的溫度控制系統，並製作成溫控光纖輸出激光器半導體系統投入使用。
  4. Power coupling efficiency of semiconductor laser

    半導體激光器光束準直系統的功率耦合效率
  5. In the region of materials processing with high power diode laser array, people should couple the beam from diode laser with optical fibers in high efficiency

    本課題的目的是:通過大功率半導體激光器與光纖的雙向耦合，建立新型相干耦合的高光束質量大功率半導體激光器，以獲得高的焊接速度和良好的焊接質量。
  6. High power diode laser array coupling with optical fiber not only make the use of diode laser easier, but also improve the dissymmetry of its output light beam and in the meantime, the output light coupling between the ld sources becomes easier and the power becomes higher

    大功率半導體激光器採用光纖耦合輸出方式不僅簡化了器件的應用，改善了輸出光束的非對稱性，同時還可以簡便地實現多個半導體激光器的光源之間的輸出光耦合或組合，得到更高的功率輸出。
  7. 3. because traditional coupling system composed with cylinder lens and focus lens has the disadvantages of difficult to encapsulation and modulate, a new practical method brings forward : the output light from laser diode is collimated using a section of optical fiber with the diameter of 600 m instead of cylinder lens, and a sphere ? end lens

    3 .針對由柱透鏡和聚焦透鏡組成的組合透鏡耦合系統中存在的封裝和調試困難等問題，提出了:用一段直徑為600 m的裸石英光纖代替柱透鏡，對半導體激光器輸出光束進行準直整形;用球透鏡光纖對準直后的光束進行聚焦，直接實現和光纖耦合，來代替聚焦透鏡和光纖耦合的環節。
  8. Second, the mode fields of a strip waveguide and some slab waveguides have been simulated by applying finite - difference time - domain ( fdtd ) method. the curvature radius ; vicinity coupling ; transition loss and power attenuation of a s - shape bend waveguide have been analysed numerically by employing wide angle finite - difference beam propagation method ( fd - bpm ), as well as the coupling loss of optical fiber and waveguide. in addition, the framework of the s - shape waveguide laser has been

    其次，應用時域有限差分法，結合波導模式理論對條形與平面波導進行了模場模擬;應用廣角有限差分光束傳播法，對s形彎曲波導的曲率半徑、鄰近耦合、過渡損耗、功率衰減以及波導與光纖的各種耦合損耗進行了數值分析，並在此基礎上，對s形波導激光器的結構作了初步設計。
  9. Therefore, for 980nm pumping, a significant disadvantage is the low coupling efficiency to the single mode fiber because of the mold field mismatch between the elliptical laser beam and the circularly symmetrical fiber mode and also because of the phase mismatch

    但是對于像980nm泵浦激光器發出的激光來說，由於特殊的物理結構，使得激光光束具有高度的橢圓性。對于橢圓度高的激光光束和單模光纖耦合的報道不是很多。
  10. Be different with other botdr systems, the coherent self - heterodyne botdr system uses only one consecutive laser. the light from consecutive laser is divided into two beams, the detecting light and the reference light, by a coupler

    與其他的botdr系統分別使用兩臺激光器不同，自相干外差的布里淵散射分散式光纖傳感系統採用一臺激光器，經耦合器分為兩路光束? ?探測光和參考光束。
  11. The binary optical elements are small, light, easy to be copied and able to realize multi - purpose integrated, especially suits for the beam shaping of laser diode array, thus make us choose it for realizing our system. because single module gaussian beam can be decomposed in a pair of vertical directions, we transform each pair of vertical beams outputted by bars separately, this can make our design easy to achieve

    可實現多功能集成等特點，特別適用於半導體激光器列陣的光束整形，因此我們選用二元光學器件來實現耦合系統?利用半導體激光器輸出的基模高斯光束可分離變量的特點，我們對面陣中各吧的兩個相互垂直方向上的光束分別進行整形變換，這樣整形器件可以設計成一維結構，便於實現
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