激光諧波 的英文怎麼說

中文拼音 [guāngxié]
激光諧波 英文
laser harmonic
  • : 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形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • 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. Its tunable wave - region is over 100nm ( 701 812nm ) with the characteristics of simple manufacture and compact structure ; pulse with high energy can be obtained through q - switch for longer life ( 260us ) particles in upper level in this paper, tunable and q - switch mechanism and principle of working material alexandrite ( cr3 + : beal204 ) is firstly expatiated and analyzed. the experiment of tenability ( et ) and experiment of q - switch ( eq ) is proved feasible

    長在701 - 826nm之間,製作容易,結構緊湊;上能級粒子壽命長( 260 s ) 、調q容易得到大能量輸出本論文首先對工作物質?紫翠寶石( cr ~ ( 3 + ) : beal _ 2o _ 4 )的調與調q原理和機制進行了解釋與分析,確定了調與調q實驗的可行性。
  2. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過冷卻能使原子速度降至很小甚至為零,壓力的作用將使原子被較穩定地囚禁于場的節點和反節點處,其穩定程度取決于該處壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇強度、失量等顯得尤為關鍵。
  3. 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

    各種長及各種運轉方式的二極體及閃燈泵浦的固體器;採用鈦寶石及學參量振蕩器的長可調源;應用整機。
  4. 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環形器,而掌握與介質的相互作用理論是研究器的關鍵,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反向行強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言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射場的子數密度分佈,得出場的子統計分佈,模擬場的動態建立過程。
  5. 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,觀察到多長的反射峰,並利用全矢量有限元方法對微結構纖布拉格柵中的多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器件中的應用進行了嘗試。
  6. On the radiation range of l - 4gw / cm2, the effects of the modulation in intensity, beam aperture, pulse width and intensity of 3 w on tsrs in frequency convector crystals have been analyzed in detail. the interrelated thresholds have been gained by calculating and theoretical evidences have been offered to prevent tsrs from damaging frequency conversion crystals, which will be applied to the engineering design of the laser drivers on high - fluence

    的強度調制、束口徑、脈寬和強度等因素對轉換晶體中tsrs的影響,並計算得出了一些相關闡值,得到了驅動器工作的臨界狀態,為防止出現tsrs的損傷提供了理論依據,對高功率驅動器的工程設計具有實用價值。
  7. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了轉換晶體的tsrs物理模型本文根據量子力學原理,在考慮如下物理過程和參量的基礎上:與物質的雙子相互作用; stokes的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面反射和端面反射;增益系數、束口徑、脈寬和三倍頻能量密度,推導出高通量在kdp和kd ~ * p轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。
  8. Harmonic - generator laser

    振蕩
  9. One of china ' s largest distributors of laboratory equipment and laser system for major foreign companies

    環球科技代理國外半導體可調,飛秒皮秒,固體器及長計譜儀等,具備豐富的售後服務經驗。
  10. In addition, the time - width of pulse also influences hhg. to some extent the spectrum of hhg will become be tter when the time is prolonged

    另外,脈沖時間的長短也會影響到高次的性質,在一定范圍內,隨著脈沖時間的加長,電離率逐漸增大,譜線結構也越來越明顯。
  11. 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綠輸出。
  12. 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

    連續學參量振蕩器( cwopos )可以用來拓寬長范圍,有較寬的調區域,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的輸出特性,也被用於譜學、相干通訊、量子學等領域。
  13. Using fiber grating to substitute traditional wavelength - selecting components, the 8nm tuning range is realized at a repetition frequency of 2. 5ghz. ( 5 ). the wavelength - tuning methods of an active mode - locked fiber laser using a ld as a modulator are researched, and two tuning methods including temperature tuning

    ( 4 )對主動鎖模器的長調節技術進行了研究,用柵代替傳統的長選擇器件實現了主動鎖模器的長調,並獲得了長連續調范圍達8nm 、重復頻率2 . 5ghz的穩定的脈沖輸出。
  14. Lts lil1ewidth is less than 2. 33khz in its full wavelength tuning range

    92urn ) 。在長連續調范圍之內,其輸出線寬均在2
  15. The rf discharge excited waveguide co2 laser has been the suitable light source of lidar, because of its low volume, high efficiency and the particular wavelength

    由於射頻導co _ 2器體積小、效率高、調范圍寬、長正處于大氣透射窗口等獨特優勢,它已成為雷達等應用的理想源。
  16. Two - segment distributed feedback ( dfb ) semiconductor lasers can achieve tuning with single longitudinal mode in a certain wavelength range ; at the same time, its superiority also includes bistablity and wavelength conversion

    其中,兩段式分佈反饋( distributedfeedback , dfb )半導體器可以在一定長范圍內實現單縱模、可調工作;同時,它還具有雙穩、長轉換等功能。
  17. As the key component of multiplexer / demultiplexer, optical filter technology has been fueling great interest with the emergence of wide range tunable laser source, all - wave fiber, and wide band optical amplifiers, which is promoting dwdm to a leading edge of optical fiber communication

    隨著寬可調源、全纖和超寬帶放大器的出現,密集分復用日益成為纖通信的主流技術,作為復用/解復用器核心的技術備受關注。
  18. In this paper, we summarize the present testing level of optical aspheric surface, expound the principle of laser wavelength scanning interference testing method, and analyze the laser that can be tuned, and we also study the change of wavelength. further more, we achieve the elementary design of experiment device, curtly introduce the method for interference fringe processing and image processing by matlab

    本文對目前國內外的學非球面的測量現狀作了概略的敘述,給出了長掃描干涉測試方法的原理,對長可調源進行了分析,對長的變化進行了研究,對實驗裝置進行了初步的設計,對干涉條紋圖處理方法進行了研究,並通過編寫matlab軟體語言對干涉圖進行了數字化處理。
  19. In this paper, we summarize the present testing status of optical aspheric surface, expound the principle of laser wavelength scanning interference testing method, and analyze the laser that can be tuned, and we also study the change of wavelength. further more, we achieve the elementary design of experiment device, and curtly introduce the method and principle for interference fringe processing

    本文對目前國內外的學非球面的測量現狀作了概略的敘述,給出了長掃描干涉測試方法的原理,對長可調源進行了分析,對長的變化進行了研究,對實驗裝置進行了初步的設計,並對干涉條紋圖處理的方法和原理進行了簡單的介紹。
  20. The littrow grating tuning method is employed for the first time in double cladding fiber lasers. by tuning the angle of the grating, we have achieved a tuning range of more than 40nm. 6

    ( 5 )首次將littrow柵調技術應用到摻雙包層器中,實現了可調包層泵浦器,長可調范圍大於40nm 。
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