鎖相激光器 的英文怎麼說
中文拼音 [suǒxiāngjīguāngqì]
鎖相激光器
英文
phase-locking laser- 鎖 : Ⅰ名詞1 (安在開合處使人不能隨便打開的器具) lock 2 (姓氏) a surname Ⅱ動詞1 (上鎖) lock up 2 ...
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 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) ...
- 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
- 激光器 : [光學] (光激射器) laser (縮自 light amplification by stimulated emission of radiation); optic...
- 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; ...
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There has been a revolutionary advance in ultrashort pulse technology since the discovery of self - mode locking of ti : sapphire lasers. few - femtosecond pulses have already been generated from ti : sapphire lasers, by means of combining self - phase modulation with negative group velocity dispersion, which is similar to the way of soliton generation
鈦寶石激光自鎖模的發現使得超短脈沖技術發生了革命性的變化,利用自相位調制和負群速度色散結合的類孤子產生方式,人們已經在鈦寶石鎖模激光器上得到了脈寬只有幾個飛秒的光脈沖。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
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、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 ,對激光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、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。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激光器振蕩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。The main part and key technique of the cpa system is study : the generation of the femtosecond laser pulse is study, the modulation and maintenance of the ti : s laser is learned ; the types of the measurement for ultrashort laser pulse is generalized and the interferometric autocorrelation is expatiated ; the varieties of the stretchers is sum up and aberration - free stretcher is calculated and optimized to improve the stretching ratio ; the pulse selection is analyzed and a single pulse can be selected successful from the pulse train at a repetition rate of 82mhz ; the kinds of the amplifier in cpa system is gathered up, the eight - pass pre - amplifier and a good many effects in it is investigated. finally, the second, third and fourth - order dispersions in cpa system is analyzed systemicly, and the according means for dispersion compensation is worked out
對cpa系統的主要環節及關鍵技術進行了研究:掌握了鈦寶石激光器的調節和維護技術,較深入地研究了飛秒激光脈沖產生的機理,其中對群速色散、自相位調制、自鎖模等問題進行了詳盡的分析;總結了超短激光脈沖的測量技術,重點研究了干涉自相關測量法;在總結展寬器類型的基礎上,對無象差展寬器進行了理論計算、優化設計,提高了展寬倍數;深入論述了脈沖列的選單問題,熟練掌握了脈沖選單技術。In the paper some newly developed technologies on all - fiber coherent beam combining are introduced. theoretial explanation of injection locking is given based on the simulation
摘要全面介紹了光纖激光器相干組束技術的發展現狀,對注入鎖定現象給出了相應的理論解釋。In the thesis, firstly, we report the setting up of our laser diode injection locking system. secondly, we analyzed the transient optical nonlinear response in four - level atomic medium induced by quantum interference effect
本文主要介紹半導體激光器注入鎖定系統的研製以及四能級原子量子相干過程中瞬態非線性光學響應的分析。Although the communications service level was quite low from today s point of view, it was really well done at that time under that situation - - - the paris planning committee hadn t dissolved, the technological block by western countries against china hadn t been lifted and even the import of some simple devices such as the laser devices for optical communications, fusing machine and intelligent meters was restricted
用今天的眼光來看,亞運會的通信服務水平是很低的,但在當時情況下已是相當不容易的了- -巴黎統籌委員會尚未解散,西方國家對我國的技術封鎖尚未打破,連用於光通信的激光器、熔接機、智能化的測試儀表都受到限制。分享友人