激光反射器 的英文怎麼說

中文拼音 [guāngfǎnshè]
激光反射器 英文
laser reflector
  • : 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...
  • : 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) ...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 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; ...
  1. This paper analyses the coupling wastage in columniform wave guide gas laser, and gives the function between the coupling wastage of laser guide modulo eh11 and the position and radius of reflector

    摘要分析了圓柱形波導氣體中的耦合損耗,給出了最低階波導模eh11的耦合損耗與鏡位置、曲率半徑的函數關系。
  2. 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,試制了探測元件,對24lam有較強的響應。
  3. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    陀螺的核心部件為he - ne環形,而掌握與介質的相互作用理論是研究的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的學布洛赫方程,運用介質極化理論得出描述陀螺向行波的強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀編程語言labwindows / cvi ,對陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環強和相位特性進行模擬試驗研究,並且運用全量子理論,對工作原理進行分析,得出二能級系統單模輻場的子數密度分佈,得出場的子統計分佈,模擬場的動態建立過程。
  4. A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication

    基於鉺、鐿摻雜磷酸鹽玻璃基片的波導是一種新型通信源,具有傳統的分佈饋半導體所不能比擬的優點,能滿足波分復用/密集波分復用技術對源提出的諸多高新要求,所發的1 . 54 m符合國際電信聯盟規范,在未來通信中有著廣闊的發展前景。
  5. Based on an amplified spontaneous emission ( ase ) source, a ring - cavity fiber laser, in which sensor element acted as the reflector of the cavity, was achieved with high - signal noise ratio ( snr ) and high - power. it was demonstrated that the output power was maximum, when output coupler ratio of the coupler was seventy percent

    實驗證實耦合的輸出耦合比選為某一個最佳值70 ,當980nm泵工作電流為50ma時,其輸出功率達3 . 5mw ,且輸出波長與作為鏡的柵中心波長相同。
  6. By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes

    在此基礎上對微結構柵進行了理論和實驗研究,在柚子型敏微結構纖上成功寫制了布拉格柵,觀察到多波長的峰,並利用全矢量有限元方法對微結構纖布拉格柵中的多波長諧振現象進行了理論分析,最後在實驗上對其在多參量傳感和多波長件中的應用進行了嘗試。
  7. This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration

    本文研究了一種利用電二極體傳遞標準探測標定普通探測和單色儀系統的方法,實際標定了所用的探測和單色儀系統,測得了噴氣靶等離子體源的相對譜分佈,設計出絕對譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜率測量工作。
  8. At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production

    並在此基礎上查閱了大量文獻和資料,對該種進行了深入的研究,通過對yag棒直徑的合理選取併合理地改進鏡面,從而既保證了束質量又最大限度的增加了吸收長度,有效的提高了泵浦效率;在不影響泵浦的前提下,通過有效縮短yag棒的長度減小輸出損耗;對yag棒的水冷系統進行優化結構設計,使體積減小到國外同類產品體積的一半,而輸出功率已達到國外同類產品的極限值。
  9. Relaying transmitter module adopts high efficient dfb laser

    中繼模塊採用高性能分佈饋式dfb
  10. This paper gives a description of discharge tube, mirror, laser head and laser power supply of an air cooling argon laser which output is over 1w, and shows its properties

    介紹輸出功率超過1w的風冷氬離子的放電管、鏡、頭部和電源的設計考慮,給出了它的性能。
  11. Narrow - band ir laser reflector

    窄帶紅外激光反射器
  12. ( 2 ). according to the system indices and requirements together with the technology characteristic, it researches the capture possibility of apt capturing system. then it introduces the common scan methods, such as raster, spiral, raster spiral, rose and lissajo. ( 3 ). it makes a detailed simulation analysis of the raster and spiral scan, analyze the connection between capture probability, capture time, system index at different capture resolution angle, capture range, vibration angle extent and terminal location distributing mean square deviation

    其中對幾個關鍵部分進行了詳細分析:計算了目標角雷達散截面( lrcs )值,研究了qd與ccd對目標位置角度的計算方法和空間解析度; ( 2 )根據系統指標和要求並結合現有國內技術特點研究了apt捕獲系統掃描的捕獲概率問題,然後分析了幾種常見的掃描方式:矩形( raster )掃描、螺旋( spiral )掃描,矩形螺旋( rasterspiral )掃描,玫瑰形( rose )掃描以及李薩如形( lissajo )掃描; ( 3 )對分行掃描和螺旋掃描進行了詳細的模擬分析,分析了它們在不同捕獲分辨角、捕獲范圍、振動角振幅和終端位置分佈均方差時的捕獲概率、捕獲時間與系統常數之間的關系。
  13. The laser's basic structure, also called the resonant cavity, is essentially a long tube with mirrors at each end.

    的基本結構(也稱為諧振腔)實質上是一根兩端都有鏡的長管。
  14. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以矢量場模型出發,對具有誘人應用前景的柱形垂直腔面發結構( vcsel )的微腔半導體( mcsl )進行了理論分析,建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的的模式特性的理論模型;對圓柱形結構情況進行了數值模擬,得到了振蕩波長、閾值增益隨內外半徑、 bragg鏡層折率、周期數以及氧化孔徑層厚度、位置和氧化物折率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與結構隔開,分別對這兩種情況下的結果進行了討論。
  15. A switchable and spacing - tunable dual - wavelength linear cavity edfl is demonstrated experimentally using this kind of bragg grating for wavelength selection. it exploits the birefringence characteristic of the fbg induced by transverse strain. transverse strain loading on the fbg allows the wavelength spacing to be controlled while axial strain shifts both wavelengths together

    2 .對軸向及側向應力共同作用下的纖布拉格柵的透譜特性進行了理論及實驗研究,並首次把軸向及側向應力共同作用下的柵應用於進行波長選擇,得到了室溫下穩定工作的波長及波長間隔可調的可開關雙波長的摻鉺
  16. Abstract : a tube reactor mixed by an axial continuous flow and four side jets as the dispersed flow is studied. the concentration distribution of the dispers ed flow was measured by means of the laser light scattering. the different flow patterns revealed the special construction of concentration distributions in relation with the velocity ratio of side flow and axial flow

    文摘:研究了圓管中四束側向對撞流與軸向流形成的混合流動.應用粒子散成像測量了側向分散相在混合流中的濃度場分佈,得到了不同的濃度分布圖形隨側向流與軸向流速比關系,揭示了內在有規律的獨特的濃度分佈結構
  17. In the counting system, a semiconductor laser emitter is used as the light source, point laser beam produced by optic system, reflection of part transferred into electric signal by photoelectric triode, and scm system as the counter

    採用半導體作為源,經過學系統形成的最小束照件,電三極體進行電轉換,計數控制使用單片機系統。
  18. 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參數設計方案:計算了不同泵浦強度下的參量放大倍數;詳細計算了在nd : yag調q各次諧波泵浦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;分析了飽和與泵浦束的消耗過程;給出了轉換效率與超過泵浦閾值的倍數的關系;討論了轉換效率與輸出鏡率的關系;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。
  19. 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,結合穩態速率方程與傳輸方程,對鉺鐿波導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、波導活長度、信號與泵浦斑半徑比例、輸出耦合鏡率對這三個關鍵性能參數的影響。
  20. The influences of the thermal deformation of resonator mirrors induced by absorption of laser energy on geometric structure parameters of unstable resonators and intensity distributions of the far field were theoretically analyzed using finite difference methods

    摘要利用交替方向隱式有限差分法分析了高能虛共焦非穩腔鏡的溫度場及熱變形的數值計算方法。
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