高穩定激光器 的英文怎麼說
中文拼音 [gāowěndìngjīguāngqì]
高穩定激光器
英文
high stable laser- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 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
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
- 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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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 。In order to increase the output power, reliability and stabilization, microchannel heatsink which is one of active heatsinks is used to cool high power semiconductor diode laser arrays in the paper
為了提高激光器的輸出功率、可靠性和穩定性,本論文選取有源熱沉? ?微通道熱沉來冷卻大功率半導體激光器列陣。All - solid - state laser is an advantage lamp - house. it has many important applications and potential commercial value in many fields, such as industry, scientific research, military. so it ' s always the research focus of laser field. diode end - pumped solid - state laser has many merits. including high efficiency, long lifetime, high frequency stability, narrow line width, compact configuration, convenient for use et al, which made her a necessity in many high level quantum optics experiments. in this thesis, a series of experiment research was done with regard to blue laser, green laser and infrared laser
激光二極體端面泵浦的固體激光器具有效率高、譜線窄、壽命長、結構簡單、使用方便等優點,特別是採用環行諧振腔內加光學單向器構成的單頻激光器,由於頻率穩定,使其成為許多高水平量子光學實驗的主要光源。本論文圍繞全固態單頻藍,綠,紅外激光器進行了一系列實驗研究工作。The actively mode - locked erbium doped fiber laser is very attractive among those potential sources which can generate broadband tunable near transform - limited pulse with high repetition rate and has been used as the ideal optical transmitter and all optical clock source in the future long - distance communication systems
對于高速光纖通信系統而言,能輸出高重復頻率的、近極限超短脈沖的主動鎖模光纖激光器被認為是未來遠程無中繼光纖通信系統的理想光源。但其難點是工作穩定性問題。Laser - diode end - pumped solid - state laser has many advantages, including high efficiency, good beam quality, high frequency stability, narrow line width, long lifetime, compact configuration, convenient for using et al. especially, single - frequency solid - state laser sources are required for many fields of fundamental research and scientific application, such as gravity - wave detection, coherent laser radar, coherent communication and fiber sensing
激光二極體泵浦的固體激光器具有全固態、小型化、效率高、使用方便等優點而受大家的廣泛關注,尤其是實現單頻運轉的全固態激光器以其優良的頻率特性和輸出功率穩定性可廣泛應用在相干信息處理、頻率計量、量子光學、引力波測量和量子信息等研究領域。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 tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。Temperature stabilized red laser at 671 nm
高穩定性紅光激光器Diode - pumped solid - state laser ( dpl or dpssl ) is solid - state laser, used laser diode ( ld ) instead of flash lamp to pumping laser media. comparing with flash lamp, it has a lot of advantages, such as high efficiency, reduced size, compactness, stabilize and longer lifetime
激光二極體泵浦的固體激光器( dpl或dpssl )是用激光二極體( dpl )代替閃光燈泵浦激光晶體的固體激光器,與燈泵浦相比,具有效率高、體積小、結構緊湊、性能穩定、壽命長等優點,已成為當今固體激光器發展的主要方向。It has shown a good agreement with the theoretical results and proved that the appropriate combination of two passive q - switch could enhance stability of the laser
進一步的實驗表明,這種激光器在輸出特性上比一般的sbsyag激光器穩定性更高。In the paper, it is presented how a high stability current control system is accomplished for laser gyros of double anodes and common cathode using digital instruments
本文主要闡述了利用數字器件實現雙陽極共陰極結構激光陀螺高穩定度穩流電源的途徑。Because of high threshold of 946 nm laser, severe thermal lens effect will appear when the 946 nm laser operations. in the consideration of thermal lens effect, the - optimized folding cavity has been devised. the relation between thermal lens effect and the radius of laser beam waist has been given as well
由於946nm激光閾值很高,需要更強的泵浦功率密度,因此較大功率藍光激光器的熱透鏡效應將會比紅光和綠光激光器更明顯,而熱透鏡效應是影響激光功率提高和激光輸出穩定性的重要原因,所以在考慮到激光晶體熱透鏡效應的情況下,優化設計了折疊腔結構,並給出了熱透鏡效應和折疊腔中腔模半徑大小的關系。Diode pumped solid state lasers ( dpssl ) have become the central focus of the field of lasers due to their many advantages such as high efficiency, stability, good quality of light beam, compactness, long time and etc. diode - pumped passively q - switched laser is much efficient to obtain narrow pulse width and high peak power
激光二極體泵浦的全固態激光器( diodepumpedsolidstatelasers , dpssl )具有效率高、穩定性好、光束質量好、結構緊湊、壽命長等優點。Diode pumped solid - state laser ( dpssl ) is a kind of long - life, stable, compact, efficient all - solid laser. it has considerably replaced the other type of lasers
二極體泵浦固體激光器具有光束質量好、壽命長、工作穩定、結構緊湊、效率高等優點,已經在很大程度上替代了其它類型的激光器。Laser diode end pumped solid - state laser has many advantages, including high efficiency, high frequency stability, narrow fine width, long lifetime, compact configuration, convenient for use et al, which made her a necessity in many high level quantum optics experiments
激光二極體端面泵浦的固體激光器具有效率高,頻率穩定,譜線窄,壽命長,結構簡單,使用方便等優點,使其成為許多高水平的量子光學實驗的主要光源。In this dissertation the operation mechanism of pulsed - preionization diffusive cooling co _ 2, laser is studied. pulsed preionization technology is put forward to improve the stability of discharge, decrease the operating voltage, and enhance the electro - optical efficiency
本文研究了脈沖預電離的擴散冷卻co _ 2激光器的運轉機理,提出採用脈沖預電離技術改善縱向脈沖放電的穩定性、降低工作電壓和提高電光轉換效率。The frequency shift is less than 150mhz in one minute when the laser is free running. we provide a theoretical and experimental basis for improving characteristic of high power single - frequency lasers in the future work
從理論與實驗兩方面分析了如何在高泵浦功率下使激光器實現穩定高效的單頻運轉,為高功率連續單頻激光器的優化設計提供了理論與實驗依據。A new laser diode driver based on a high - integrated laser driver chip is designed in this paper. this driver realizes the common work of a laser diode and makes it emit laser with stable power. furthermore, it can set the output laser power and modulate the laser signal by setting the modulation signal
本文設計了一種基於高度集成化的激光器驅動晶元ic - wkn的半導體激光器驅動電源,該電源在實現半導體激光器正常工作並能夠發出功率穩定的激光的同時,能夠利用信號調節電路設定或調節激光器的輸出功率。Diode - pumped q - switch solid - state lasers have many advantage such as high efficiency, compactness, high stability, and long lifetime. high peak power, high repetition rate short - pulse can be obtained by high power diode pumped, which is used comprehensively in the field such as measuring, remote sensing, photoelectric resisting, medical et
激光二極體( laserdiode ,簡稱ld )泵浦的調q固態激光器具有結構緊湊、穩定性好、壽命長等優點,用大功率ld作為泵浦源,可以獲得高重復頻率、大峰值功率的窄脈沖激光,這在激光測量、光電對抗、激光遙感、激光醫療等領域有著非常廣闊的應用前景。It proves that the laser diode driver designed in this paper can work under our satisfaction and it can be applied in vision system of robots as a very good interfered light source
該半導體激光器驅動電源可以提供一種非常穩定的高質量的相干光源,在機器人視覺系統、通信以及測量等領域將會得到廣泛的應用。分享友人