激光振蕩器 的英文怎麼說

中文拼音 [guāngzhèndàng]
激光振蕩器 英文
laser oscillator
  • : 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) ...
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ動詞1 (搖動; 擺動) swing; sway; wave 2 (無事走來走去; 閑逛) loaf; wander; roam; loiter; go a...
  • : 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. Laser diode or flash lamp pumped solid state lasers with different wavelength and different operating styles. wavelength tunable laser sources with tial2 o3 laser and optical parametric oscillator laser application machines with laser display, laser material procession

    各種波長及各種運轉方式的二極體及閃燈泵浦的固體;採用鈦寶石及學參量的波長可調諧的源;應用整機。
  2. Transverse parasitic lasing suppression in a petawatt ti : sapphire laser amplifier

    級摻鈦藍寶石放大中橫向寄生控制
  3. It is transparent in a region from the visible to the infrared range ( 0. 45 - 13 ? m ) and has a fitful birefringence and a large nonlinear coefficient. aggas2 crystal can be made to be octonary device, difference - frequence device and parametric oscillator, and laser sources of different frequences in 1. 8 - 11 ? m band can be provided

    其紅外透波范圍寬( 0 . 45 - 13 m ) ,具有適宜的雙折射率和大的非線性系數,可製成倍頻、差頻和參量件,在1 . 8 - 11 m范圍內可提供多種頻率的源。
  4. We have observed and recorded the relaxation oscillation of double - clad ytterbium - doped fiber laser by a digital oscillograph. the relaxation oscillation frequency is 20. 0khz

    我們使用示波觀察並記錄了雙包層摻鐿的弛豫現象,得到弛豫頻率為20 . 0khz 。
  5. 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的閾值、輸出功率和斜效率的表達式,並簡述了的工作原理、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的設計方法,給出了一定泵浦耦合方式下,模尺寸、最佳輸出耦合率、泵浦模尺寸、泵浦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和透鏡組耦合高功率ld泵浦nd : yag,對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腔內插入一隻空液晶盒,觀察到了以單縱模運轉;最後,根據泵浦焦斑端面位置對輸出功率的影響規律,提出了ld端面泵浦nd : yag位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當晶體內泵浦平均斑半徑遠小於西安理工大學碩士學位論文束腰半徑時,輸出功率的自然指數與泵浦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,位移傳感的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  6. Harmonic - generator laser

    諧波
  7. It is well known that to start oscillation, every electronic oscillator, including of course the laser, must have a gain slightly in excess of the loses.

    如所周知,每一個電子,當然包括在內,都必須有稍大於損耗的增益才能開始
  8. 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射結構( 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,得到了波長、閾值增益隨內外半徑、 bragg反射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律;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。
  9. Polarization characteristics of laser beam, which is one of the important characteristics of high power laser, have a direct effect on output power, damage threshold of optical elements and beam quality etc. the polarization characteristics in the high power coil resonator is analyzed by jones calculus, and draw a conclusion that, in general the eigen - polarization state is elliptical polarization

    束的偏特性是高功率的一個重要特性之一,直接影響著高功率的輸出功率、腔內學元件的損傷以及束質量等。本文首先利用瓊斯矩陣演算法對高功率氧碘腔內的偏特性進行了分析,並得出結論,諧腔內的本徵一般為橢圓偏
  10. Continuous - wave optical parametric oscillators ( cw opos ) are an attractive source of coherent radiation in applications for which laser sources are unavailable or for which wide tunablity is needed, cw opos have remarkable features of operating with narrow linewidth and broad tunablity

    連續波學參量( cwopos )可以用來拓寬的波長范圍,有較寬的調諧區域,是一種理想的產生相干輻射的裝置。由於它的窄線寬和寬調諧的輸出特性,也被用於譜學、相干通訊、量子學等領域。
  11. By means of controlling accurately temperature of f - p cavity used in the frequency - stabilizing system of laser, the frequency stability of laser is significantly improved. especially the long - term unidirectional frequency shift is essentially overcome

    從實驗結果,我們得出將作為頻率標準的f ? p腔精密控溫與對該腔不控溫對頻率進行鎖定的結果相比較,清楚看到短期穩定性有一定提高,重要是對作為穩頻標準f ? p腔精密控溫,消除了由於溫度變化引起的頻率慢漂移。
  12. Theoretical model of self - mixing interference in a linear frequency modulated laserdiode is presented by using the dynamic theory of semiconductor laser with weak external optical feedback. the characteristics of oscillation frequency shift and output power changes of the laser diode are analyzed by using the theoretical model. the absolute distance from front facet of laser diode to target can be found by measuring spectrum of output power of the laser diode

    使用半導體在弱反饋條件下的動力學理論,建立了線性調頻半導體的自混頻干涉理論模型.基於該模型,分析了頻率偏移與輸出功率變化特性.通過測量輸出功率譜,可以得到前端面與被測目標之間的距離
  13. By reducing the feedback of the cavity, a laser will no longer be self oscillatory but it will amplify an incident wave which has triggered stimulated emission.

    減小腔的反饋,就不再會自己,而只是放大觸發受發射的入射波。
  14. With the development of infrared tunable opo, its application is more and more wide. lt is possible for us to estimate the quality of resonant mirrors in laser with high energy and to improve the output energy of laser, by measuring the reflectivity of resonant mirrors of coil and df laser by cavity - ring - down which use output wave of opo as the laser source, instead of coil and df laser with high price and huge space

    用opo紅外輸出作為腔衰源代替價格昂貴、體積龐大的氧碘和氟化氖,對其諧腔鏡的高反射率進行測量,以達到對高功率腔鏡高反膜質量的評價,為改進膜系設計、鍍膜工藝優化和提高的輸出能量提供理論依據。
  15. There are many optical depletion mechanisms, such as diffraction depletion, the transimission of a reflector, scattering of the medium in the cavity, non - life absorption and so on, so the quality factor ( q factor ) is low. in

    利用這種微諧腔製作的,其自發輻射頻率落在子晶體的禁帶范圍內,有效降低了的閾值,從而使具有低閾值高效的特點。
  16. First, we think periodicity and weakening surge of the nonlinear waveform is caused by self - excitation of the circuit. the electric field thresholds ( et ) and maintenance field ( es ) of lock - on are modulated by the ac electric field ; the nonlinear waveform became two main modes of trans - electron oscillator, namely delay polar domain mode and quenched dipole domain mode

    指出非線性波形周期性的減幅,是由於電導開關所處電路自形成的交流場對偶極疇的閾值電場e _ t和維持電場e _ s進行控制,從而形成轉移電子的兩種主要工作模式:延遲偶極疇模式和猝滅偶極疇模式。
  17. In this paper, the experimental part is the sum - up of theoretical and experimental studies on a 20tw ti : sappire femtoscecond high - intensity laser system while author worked in the research center of laser fusion of caep, which includes oscillator, regenerative amplifier, multi - pass amplifier, stretcher, compressor and synchronization system

    本文實驗研究是指作者在聚變中心參與的20tw全鈦寶石飛秒超短脈沖裝置的工程建設工作的理論與實驗研究總結,對此系統的、再生放大、多程放大、展寬與壓縮及同步系統進行了較為系統的分析。
  18. Ekspla is a supplier of photonic solutions and separate products for r & d and industrial applications. since its beginning, the company has aimed at production of high quality photonic products

    Ekspla是英國一家專門設計、製造的公司,公司主要產品有固體參量,各種學元件,電源和冷卻等。
  19. With a wide - spectrum tunable output, optical parametric oscillator ( opo ) extends the laser wavelength and meets diversified needs

    學參量( opo )可以產生寬范圍可調諧輸出,它的出現拓寬了波長,使之可以滿足各種應用需要。
  20. The optical parametric oscillator ( opo ) has been widely used as a wavelength tunable coherent radiation source, since it offers a broad tuning range from ultraviolet to far infrared, and some of its wavelengths are unaccessible to common laser systems, so opo has great value of application

    學參量具有可調諧的優點,調諧范圍可從紫外到遠紅外以上,彌補了普通的只能輸出一種波長的缺點,並且覆蓋了普通不能達到的波長,具有很高的應用價值。
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