泵浦功率級 的英文怎麼說

中文拼音 [bènggōng]
泵浦功率級 英文
pumping power level
  • : 名詞(吸入和排出流體的機械) pump
  • : 1. (水邊或河流入海的地方, 多用於地名) riverside; river mouth2. (姓氏) a surname
  • : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • : 率名詞(比值) rate; ratio; proportion
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  1. Presently, the development of ld pumped, watt - level, solid - state blue laser is not mature, thus the theoretical and experimental research is necessary. based on the present researches, some valuable results have been obtained

    目前, ld的小473nm全固態藍光激光器已經基本成熟,但是在瓦方面發展還不成熟,尚需在理論和實驗上進行更進一步的研究。
  2. 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ldnd : yag激光器的發展狀況、主要特性及其應用,從四能方程出發,推導了ldnd : yag激光器的閾值、輸出和斜效的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速方程為基礎,提出了ld端面nd : yag激光器的設計方法,給出了一定耦合方式下,振蕩光模尺寸、最佳輸出耦合光模尺寸、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ldnd : yag激光器和透鏡組耦合高ldnd : yag激光器,對激光器的輸出穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高ldnd : 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,根據光焦斑端面位置對激光輸出的影響規律,提出了ld端面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,激光輸出的自然指數與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,隨著的增加,測量范圍擴大,靈敏度提高,當端面為7 . 24w (最大輸出為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 。
  3. Based on our theoretical predictions, we find optimal splicing parameters on fsm - 30s fiber splicer for low loss joints between erbium doped fiber and other single mode fibers. we also experimentally demonstrate a novel three - stage erbium - doped fiber amplifier with high gain, low noise figure, and high output power. finally, a prototype of a gain - clamped fiber amplifier is obtained with high gain ( 26 db ), low noise figure ( 5. 3 db ), high output power ( 17 dbm ), and large bandwidth ( 31 nm )

    文章研究了摻鉺光纖( edf )與其他光纖低損耗焊接問題,得到光纖熔接機低損耗熔接的最佳參數,這對摻鉺光纖放大器的科研生產具有一定的指導意義;研究了新型的三段優配的摻鉺光纖放大器的優化光路結構,得到高增益,低噪聲,大輸出的摻鉺光纖放大器;最後研製成高增益( 26db ) ,低噪聲( 5 . 3db ) ,大輸出( 17dbm ) ,寬帶( 31nm )增益箝制摻鉺光纖放大器樣機。
  4. 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 + )能結構出發,結合激光穩態速方程與傳輸方程,對鉺鐿波導激光器的三個主要性能參數:閾值、輸出、斜作了理論計算分析,並研究了鉺、鐿離子濃度、光波導激活長度、信號光與光光斑半徑比例、輸出耦合鏡反射對這三個關鍵性能參數的影響。
  5. The amplification characters of er3 + / yb3 + co - doped fiber are studied in our experiments. when the doped fiber length is 50cm, the amplified signal power is 170mw and the gain is 12. 2db in the case of signal power of 10. 8mw and pumping power of 2. 5w

    本論文著重研究了採用一放大時,信號光在雙包層光纖中的放大特性,截取50cm的光纖,在輸入為2 . 5w ,信號光為10 . 8mw時,獲得了170mw的放大信號光輸出,增益為12 . 2db 。
  6. Ld - pumped nd : yag, lbo ( type - i critical phase matching ) intracavity frequency doubled, blue laser at 473nm was obtained finally. under the condition of 14w pump power, high power tem00 mode blue laser at 473nm of 1. 1w was obtained. by means of inserting diaphragm into cavity, the power fluctuation and beam mode were improved ; in the experiments, the proportion of special mode matching in quasi - three - level laser was discovered, and the phenomenon were explained reasonedly

    實驗上採用對熱效應不敏感的三鏡折疊腔, ldnd : yag ,類相位匹配lbo作為倍頻晶體,獲得了1 . 1瓦的連續473mn藍光輸出;採用腔內插入光闌的方法,有效克服了抖動,同時改善了光斑模式;實驗中發現準三能激光器存在兩個空間模式匹配比例關系,並對這一現象給出了合理的解釋。
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