泵浦系統 的英文怎麼說
中文拼音 [bèngpǔxìtǒng]
泵浦系統
英文
pumping system-
It is mainly added a set of system for the collection of the optical pump and a furnace heated to a high temperature besides the ft - infrared and raman spectrometer
它主要在紅外光譜儀和激光拉曼光譜儀的基礎上加設了一套實時高溫紅外光學泵浦採集系統和樣品高溫加熱爐。Safety device containing an audible alarm will break the circuit automatically when the pump is overloaded, temperature overheats or there is a shortage of oil or water
設想周到的各種電子保護裝置,如無熔絲開關,缺水或缺油,溫度異常及泵浦過負荷等自動警示系統,迴路能自動切斷,確保安全。Research for the relation between small signal gain coef ficient and pump - energy density of high - power off - axis two - pass amplificati on
離軸高功率雙程放大系統中小信號增益系數與泵浦能密度關系研究At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production
並在此基礎上查閱了大量文獻和資料,對該種激光器進行了深入的研究,通過對yag棒直徑的合理選取併合理地改進反射鏡面,從而既保證了光束質量又最大限度的增加了吸收長度,有效的提高了泵浦效率;在不影響泵浦的前提下,通過有效縮短yag棒的長度減小輸出損耗;對yag棒的水冷系統進行優化結構設計,使激光器體積減小到國外同類產品體積的一半,而輸出功率已達到國外同類產品的極限值。We built a table - top ultrashort laser system which based on ti : sapphire front - end and discharge pumped krf amplifier. with double pass off - axis amplification module, the imj uv pulse was amplified to 50mj
建立了桌面krf超短脈沖激光系統,採用放電泵浦krf準分子激光放大器進行超短脈沖激光的直接放大。In addition, a new type of phase conjugator using tapered fiber is designed, which combined the higher reflectivity of small core - diameter fiber and higher damage threshold of large core - diameter fiber. the theoretical analysis has also been carried out in section iv. applying it in double - pass system, the maximum sbs reflectivity arrives at 85 % and relative stability arrives at 90 %, which is more than that of common optical fiber phase - conjugator
為了獲得更高的能量反射率和穩定性,我們自行設計了一種新型的錐度光纖,並應用於ld泵浦的雙通放大dpl系統中;實驗表明:應用錐度光纖相位共軛器可以獲得高達85的能量反射率和90的相對穩定度。In chapter 4, we study nonlinear theory of the open v - type system with two - color incoherent pump. in this chapter, we discuss the conditions for the onset of lwi and the stability of the system in the limit of strong driving field, and the effect of incoherent pump rate rt on the gain, dispersion and population differences. we also discuss the effect of nonlinearities and the effect of pumping rate threshold of the pumping field
接著第四章討論雙色非相干泵浦系統的非線性理論,分析了強驅動場情況下的lwi產生的條件和穩定性、非相干泵浦速率r ~ 1對增益、色散和粒子數差的影響;討論了該系統的非線性效應和非線性對非相干泵浦速率r ~ 1與r閾值關系的影響。In this paper, we study inversionless lasing of frequency up - conversion in an open v - type system with incoherent pump. making theoretical analysis and numerical calculation by density - matrix equations of motion, we derive the conditions for the onset of lwi and discuss the effects of the parameters of the system, the detuning of driving field and probe field on the gain, and discuss nonlinear effect in the frequency up - conversion regime. we also give stability and transient analysis
本論文研究了具有非相干泵浦的開放v型系統頻率上轉換無粒子數反轉激光,利用密度矩陣運動方程,通過理論分析和數值計算,得出該系統產生無粒子數反轉激光的條件,討論系統各參數的變化和驅動場與探測場的失諧對激光增益、色散和粒子數差的影響,還討論了頻率上轉換區域的非線性效應,分析了增益的穩定性及系統的瞬態演化過程。In chapter 2, we analyzed the effect of the driving field phase fluctuation on the gain and dispersion and population differences in an open v - type three - level non - inversion lasing system and then discussed the effects of the incoherent pumping rate, the ratio of the atomic injection rates, the atomic exit rate, the rabi frequency of the probe and driving fields and their corresponding detuning on the gain, dispersion and population differences of the system, and got some important conclusions different from those in closed or other open systems
第二章討論了驅動場的相位漲落對開放的v型三能級無反轉激光系統的影響,根據解析解的數值計算結果討論了非相干泵浦速率、粒子注入速率之比、粒子退出速率、探測場和驅動場的rabi頻率和相應失諧對系統增益、色散和粒子數差的影響,得到了一些不同於封閉的v型系統及其他開放的無反轉激光系統的重要結論。To solve these problems, closely and comprehensive study of pc at sbs in focused beams was performed at phase conjugation to develop a new generation of lasers of higher brightness. main results are as follows : ( 1 ) the factors including parameter of focused beams and parameter of medium in effecting sbs threshold were analyzed in detail
基於此,本論文完成了如下的工作: ( 1 ) 、分析了影響sbs閾值的因素,詳細討論sbs閾值隨聚焦系統參數、泵浦光束參數、介質的參數的變化關系。By the method of matrix optics, the waist width and imaging distance of gaussian beams through the coupling system are calculated. by the result of the calculation, a set of double planoconvex lens coupling system are designed and manufactured. the coupling efficiency is up to 92 %
利用矩陣光學的方法,計算了高斯光束經耦合系統聚焦后的像距和束腰寬度,以此為指導設計加工了一套雙平凸鏡耦合系統,耦合效率達92 ;在以上基礎上研究了泵浦光與振蕩光在激光晶體中的匹配,計算出了泵浦光經耦合系統后的最佳焦點位置。By the ray tracing in the channel waveguide, the dependency of the launching efficiency on the relative position of the pumping beam to the waveguide is analyzed and the coupling conditions are optimized
通過幾何光學法追跡泵浦光線在波導中的傳播,系統地分析了泵浦光束與波導相對位置變化對泵浦耦合效率的影響,進而確定最佳耦合條件。Gt optics co., ltd. engaged professionally in the research and development, manufacturing, and marketing of high power laser diodes, fiber coupled laser diodes, laser diode pumped cavities, diode end - pumped solid lasers and laser diode drivers
吉泰光科產品有大功率半導體激光器、半導體激光(側面/端面)泵浦模塊、光纖輸出半導體激光器系統、半導體激光器驅動源等。Solid laser pumped by semiconductor laser has the advantages of laser diode and solid laser, so it develops rapidly in recent years and gets the extensive application in the fields of military, communication, processing and scientific research, etc. in order to meet the demands for laser power of semiconductor solid laser pump solid yag laser, i synthetically adopt the singlechip digital automatic control technology which is extensively used in the intelligent instruments, products of electromechanical integration and automatic control system, lcd technology, pc switch technology and steady voltage, invariable current technology
半導體激光泵浦的固體激光器由於兼有了激光二極體和固體激光器的雙重優點,近年來得到迅速發展,並在軍事、通訊、加工和科研等領域中得到廣泛的應用。本文針對半導體固體激光器泵浦固體yag激光器系統對激光電源的要求,並且綜合運用了當前在智能儀表、機電一體化產品、自動控制系統中應用廣泛的單片機數字化自動控制技術、 lcd顯示技術、 pc開關技術及穩壓、恆流技術,研製了脈沖半導體激光電源。Trainer for trouble shooting of pump s automatic switching system
泵浦自動切換系統故障診斷與排除訓練器Furthermore, the variation of sbs performance parameters, such as threshold and reflectivity, with parameters of pumping laser and multi - mode optical fiber has been researched by analysis of the numerical solution. experiments have also been operated in ld - pumped solid - state laser system with high - repetition more than 100hz and narrow pulse - width between 15ns and 47ns. the experimental results agree with calculated results by the theoretical model
第三章在重復頻率100hz 、脈寬15 47ns可調的dpl系統中,實驗研究了不同芯徑、長度的光纖在不同能量、脈寬的激光泵浦下sbs閾值、反射率等性能參數等變化趨勢,實驗結果和理論分析一致。In the part of the experimental designs, a experimental configuration of an unstable cavity by use of two bbo crystals compensating the walkoff effect and pumped by reflection is presented, and two set of controlling systems designs of open and closed loop are also presented ; we realized closed loop controlling system of bbo optical parametric oscillator tuning system, by using american general scanning inc. ' s controller to control bbo crystal ' s rotation, and scaled the output wavelength with charge coupled device
在實驗設計上給出了利用兩塊bbo晶體補償走離效應返回式泵浦非穩腔的實驗設計,設計了開環和閉環兩套控制系統。通過使用美國通用掃描公司的掃描頭控制bbo晶體的轉動,用ccd對bbo - opo輸出波長進行標定,實現了bbo - opo調諧系統的閉環控制,相對波長調諧誤差小於0 . 04 ,並給出了354 . 7nm泵浦的類相位匹配bbo - opo輸出波長隨晶體轉角變化的理論和實驗曲線。The relaxation oscillation in solid - state laser with relaxation oscillation pumping is studied theoretically by the rate equation. the undulation of the laser photon density contains relaxation oscillation frequency itself and that of pumping. when those two frequencies are close, the oscillation will be resonated
我們用速率方程小信號近似方法對泵浦帶有弛豫振蕩的固體激光器的弛豫振蕩的特性進行了系統的理論研究,發現實際光子數的起伏同時具有自身固有的弛豫振蕩頻率和泵浦光的弛豫振蕩頻率兩種分量。In the fourth chapter, the coupling system between the fiber - coupled - output high power semiconductor laser acting as the pumping source and laser crystal is studied
第四章研究了作為泵浦源的光纖耦合輸出大功率半導體激光器與激光晶體間的耦合系統。By numerical calculation of the solution, in chapter 3, we give nonlinear theory of the open v - type system with a monochromatic incoherent pump. the chapter comprises sections of resonant nonlinear theory and off - resonant nonlinear theory
利用解析解的數值計算,第三章討論了單色非相干泵浦系統的非線性理論,包括共振的非線性理論和失諧的非線性理論兩節。分享友人