泵浦功率 的英文怎麼說

中文拼音 [bènggōng]
泵浦功率 英文
pump power
  • : 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
  1. The experiment of intracavity doubling of a 946 nm nd : yag laser with an lbo crystal has been done at room temperature. a continuous wave 473 nm laser is obtained with 235mw output power at a pump power of 20w. the laser beam quality of 473 nm is good as well

    對腔內倍頻輸出473nm激光進行了初步的實驗研究,在泵浦功率為20w時, l獲得了光束質量較好的連續波形式的藍光激光輸出,其為200mw 。
  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,從四能級速方程出發,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. Measuring the intracavity loss of laser. in the theory, we analyze the relation of output power and input power of the different transmission rate of output mirror. using the experiment validated the theory result

    實驗上測量了激光器的內腔損耗,並計算得到在泵浦功率等於2 . 2w時,最佳輸出耦合透射t _ ( opt ) = 5 . 2 。
  4. The fundamental properties of cr4 + : yag is researched, and rate equation is given when the gauss ' s distribution is considered

    當注入泵浦功率為8w時,得到2 . 85w的激光輸出。
  5. We have realized c - cut nd : gdvo4 laser for the first time. when the incident pump power is 8w, the output power 2. 85w is obtained

    在注入泵浦功率為8w時,得到3 . 85w的連續波激光輸出。
  6. We calculate the stress fracture limit, critical index limit and melting limit in a high power double clad fiber laser. the results show that the average output power decreases when the temperature is too high. to maintain the pumping efficiency and the output power, some cooling methods should be used when the output power reaches a certain level

    給出了熱效應對雙包層光纖激光器影響的裂解極限、臨界折射極限和熔化極限與光纖結構參數和泵浦功率的表達式,理論分析和數值模擬結果表明對于高的雙包層光纖激光器溫度很高時激光增益下降,在一定的水平上需要進行外界的冷卻,以保證激光的效和高的激光輸出。
  7. The methods and the experimental setups for measuring the gain and noise figure of an edfa are emphasized. we introduce how to measure the characteristics of each component of an edfa, especially the gain and absorption coefficient of an erbium doped fiber ( edf ). thirdly, four types of simple and novel l - band edfa structures with low noise, high gain and low gain ripple are proposed to satisfy the requirement of a dwdm system

    基於考慮自發輻射噪聲( ase )的giles模型,建浙江大學博士學位論文立了這種edfa的全光增益箱制理論模型;理論和實驗分析了四種可能的光路結構、波長、光纖光柵反射波長和反射泵浦功率以及摻餌光纖長度等參t對其箱制特性的影響。
  8. A novel scheme is presented that can be used to efficiently pump optical waveguide amplifiers. it is based on the coupling between two adjacent waveguides, where pump light is gradually coupled from a non - absorbing pump waveguide into the amplifier waveguide

    2 .對方式進行改進,基於鄰近波導間的耦合原理,提出一種能在整個波導長度上泵浦功率逐漸耦合進信號光波導中的耦合結構。
  9. The gain characteristics of edwa have been investigated by solving numerically propagation equations and rate equations at pump wavelength 980nm. the gain characteristics are functions of waveguide length, erbium concentration and pump light power, so the relations between them are analyzed in detail in this paper. the size of edwa is also discussed here, which has some reference value for the following study and the design of waveguide amplifier

    通過解析速方程和傳輸方程,在波長為980nm光作為源的條件下,對摻鉺光波導放大器的增益特性進行了分析,由於波導放大器的增益是波導長度、摻鉺濃度和泵浦功率的函數,因此本論文對三者與信號增益的關系分別進行了討論。
  10. If a nd : yag laser runs at high pump power, laser resonator will generate multimode beam due to thermal lens of active rod. the higher pump power is, the bigger divergence occurs and the smaller rayleigh range is

    當nd : yag激光器工作在高泵浦功率下時,由於nd : yag激光器工作物質的熱透鏡效應導致了諧振腔輸出多模激光,隨著泵浦功率的升高激光光束發散角增大,焦深減小。
  11. Using large - area - mode yb3 + - doped photonics fiber, we realized laser operation and analyzed its output properties. the laser is cladding pumped and the output power is 2. 6w, with wavelength of 1074. 5 nm and slope - efficiency 54 %

    在選用二色鏡作為激光器后腔鏡的實驗中,在泵浦功率7 . 8w時獲得了2 . 6w激光輸出,波長為1074 . 5nm ,斜為54 % 。
  12. From the theoretic analyses, we draw the conclusion that the pump power can be heighten by adopting the eccentric core double - clad fiber. and we put forward a new coupling technology : micro - prism technology

    通過理論分析得出了用偏芯型雙包層光纖可以進一步提高泵浦功率的結論。並提出了一種新型的光耦合技術:微型棱鏡技術。
  13. 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。
  14. Formula of gain has been developed by rate equations, several factors, such as doped concentration of er3 + - yb3 +, configuration of waveguide amplifiers and pump power etc, have been analyzed to increase gain

    由速方程得出光波導放大器的增益公式,分析影響放大器增益的各個因素。主要從鉺鐿離子的摻雜濃度,放大器的結構及泵浦功率三方面加以討論。
  15. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中,在光的空間分佈變量中我們分別考慮了光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及光在介質中發散角的影響;然後我們研究了在高泵浦功率下激光晶體因吸收光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗,通過分析它們對振蕩激光腔模尺寸的影響,得到了高半導體激光二極體端面固體激光器模式匹配的要求,為高連續單頻nd : yvo _ 4激光器的優化設計提供了理論依據。
  16. 39 % of total conversion efficiency at pump level of 600mw 858nm is obtained experimentaily with our single - resonant, external ring frequency - doubler pumped by tr. sapphite laser at room temperature ( about 21. 50c ). the conversion efficiency is seriously limited by what is called " blura " ( blue light induced infrared absorption ) and thermal effects. yet, up to 137 mw of cw blue light at 429nm at pump level of 565 mw has been achieved and stabilized over a hour when the cavity is locked via pound - drever - hall ( pdh ) technique

    泵浦功率為600mw時,由於兩種效應「藍光導致紅外吸收( bliira ) 」和「熱效應( thermaleffects ) 」的嚴重影響,室溫下(約21 . 5 )獲得了39的倍頻轉換效;採用邊帶鎖頻技術, 565mw的光獲得137mw的藍光輸出,在沒有外界強烈的干擾下可以鎖定1小時以上而不失鎖。
  17. Based on the structure of all optical active fiber ring resonator, dual - tunable er3 + - doped optical fiber ring resonator filter is investigated by adding a tunable bandpass filter to change its wavelength. its finesse can also be tunable by adjusting the pump power. the wavelength tuning range of the dual - tunable fiber ring resonator filter is 39nm, from l526nm to l565nm

    在基於摻鉺光纖環形腔結構基礎之上,通過在腔中加入的可調諧介質薄膜濾波器來選擇濾波波長,並通過調節泵浦功率來改變腔精細度,以實現一種濾波波長以及精細度雙可調諧的光纖環形腔結構窄帶濾波器。
  18. 4. a brief analysis on frequency doubling at 852nm with bbo crystal has been presented. due to its relative small losses, theoretically it is supposed to get 50 % of conversion effi. ciency at a pump level of 600 mw by using a bbo crystal with cutting angle of 27. 030 and length of 10mm

    從分析其性能出發通過計算指出,使用bbo晶體獲得倍頻426nm藍光(切割角度為27 . 430 ,長度為10mm ) ,雖其非線性轉換系數小,但由於該晶體的損耗小,在泵浦功率約為600mw時。
  19. Both of the numeric simulations and the experimentations indicate that the c band raman fiber amplifier can be satisfied with some gain flatness when numbers and wavelengths of pump are installed while powers of pump are arranged properly. the method of measuring fiber raman gain coefficient is adopted to other type

    數值計算和試驗上都證明了在合理地選取源的個數和波長的情況下,通過對各個泵浦功率配置的調整, c波段的拉曼光纖放大器可以滿足一定的增益平坦度。
  20. ( 3 ) without driving signal, all fiber q - switched lasers can achieve self q - switched pulse, measuring the effect of different pumped power to self q - switched and giving reasonable theory analysis

    ( 3 )全光纖調q激光器,在沒有驅動信號的情況下,得到自調q脈沖,測量了在不同泵浦功率條件下對自調q現象的影響,並從理論上給予了合理的分析。
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