激光泵 的英文怎麼說
中文拼音 [jīguāngbèng]
激光泵
英文
laser pump-
Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally
因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動,國際上高功率二極體泵浦固體激光器( dpsl )的研究進展迅速,作為dpsl的一個重要應用,內腔倍頻一直得到大家的重視,但仍有許多未徹底解決的問題和理論上的不完備之處,本論文擬對其中的一些問題作一初步的理論和實驗研究。Along with developing of the commercial availability of high - power ingaas laser diode in the 1990s, the advantage of yb : yag suitable for the ld pumped high power solid - state lasers was realized
對ld泵浦的高功率yb : yag固體激光器的研究已成為當前熱點,並將其視為發展高效、高功率固體激光器的一個主要方向。Laser diode or flash lamp pumped solid state lasers with different wavelength and different operating styles. wavelength tunable laser sources with tial2 o3 laser and optical parametric oscillator laser application machines with laser display, laser material procession
各種波長及各種運轉方式的激光二極體及閃光燈泵浦的固體激光器;採用鈦寶石及光學參量振蕩器的波長可調諧的激光光源;激光應用整機。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。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,其功率為200mw 。Self - excitation optical pumping magnetometer
自激式光泵磁力儀We have firstly developed the all fiber femto - second laser, but its average output power is only tens of milliwatt. with the development of cladding pumped technology, it is the efficient way to amplifying the output power
在國內我們已經首先研製成功了全光纖飛秒激光器,但平均輸出功率只有幾十毫瓦,包層泵浦技術的成熟,無疑給其進一步放大功率提供了技術保障。Laser power meter 946 1064 1342 nm dpss laser
473 457 nm半導體泵浦藍光激光器Based on an amplified spontaneous emission ( ase ) source, a ring - cavity fiber laser, in which sensor element acted as the reflector of the cavity, was achieved with high - signal noise ratio ( snr ) and high - power. it was demonstrated that the output power was maximum, when output coupler ratio of the coupler was seventy percent
實驗證實耦合器的輸出耦合比選為某一個最佳值70 ,當980nm泵光工作電流為50ma時,其輸出功率達3 . 5mw ,且輸出激光波長與作為反射鏡的光纖光柵中心波長相同。In recent years more and more attention has been given to solid - state blue laser, but its development is more slow than green, red all - solid - state laser
因此,近年來,對二極體泵浦的全固態藍色激光器研究越來越多,但相對全固態紅綠激光器來說,全固態藍色激光器的發展比較緩慢,技術上還不成熟。6. by comparing the relative intensity between 914nm radiation and 1064nm radiation in nd : yvo4 with different nd concentration. we design a 457nm all - solid - state blue laser as pumping source for qpm - opo
在不同摻雜濃度時, gi4nm譜線與1064urn譜線的輸出強度的相對變化,進廳了半導體激光器泵浦d : yv0 。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泵浦的小功率473nm全固態藍光激光器已經基本成熟,但是在瓦級大功率方面發展還不成熟,尚需在理論和實驗上進行更進一步的研究。The efficient sppc had been performed with 1 - hz - repetition - rate 532nm nanosecond pulses, in which phase conjugate reflectivity as high as 21. 5 % was obtained. when sppc were operated in ce : batio3 with 532nm, 632. 8nm and 790nm cw lasers, the maximum sppc reflectivity of 54. 1 %, 88. 2 % and 80. 5 % were obtained, respectively. unlike the results reported before that four - wave mixing by stimulated photorefractive backscattering ( spb - fwm ) only exists at short wavelengths while four - wave mixing by total internal reflection ( tir - fwm ) only exists at long wavelengths, both of these two mechanisms coexist at all wavelengths from 532nm to 790nm in our experiments
通過大量的實驗全面研究了ce : batio _ 3自泵浦位相共軛特性:在低重復頻率( 1hz ) 、 532nm調q激光泵浦時最高獲得了21 . 5的位相共軛反射率,而此前報道過的建立位相共軛脈沖光最低重復頻率是10hz ;實驗中發現在532nm 790nm波長范圍內,在不同的波長激光泵浦時,同時存在兩種自泵浦位相共軛機制:全內反射?四波混頻( tir - fwm )和受激背向散射?四波混頻( spb - fwm ) ;在連續激光泵浦時,對532nm 、 632 . 8nm和790nm三種波長,最高分別獲得了54 . 1 、 88 . 2和80 . 5的位相共軛反射率;同時還研究了自泵浦位相共軛光的時間穩定性。Ba 2 external resonator raman laser excited by 532 nm laser
激光泵浦硝酸鋇晶體產生外腔拉曼激光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。Stimulated raman scattering in standard single - mode fibers pumped by 1 480 nm
激光泵浦單模光纖受激拉曼效應實驗研究Sppc grating at 790nm mainly attributes to the charge grating in ce - ion deep trap while the fe - ion deep trap contributes more at 532nm wavelength than that at 790nm
利用該模型分析認為: 790nm激光泵浦時位相共軛光柵主要依賴ce離子深能級,而532nm激光泵浦時fe離子深能級的貢獻比在790nm時大。Moreover, the cross section of 481nm and 650nm upconversion emission have also been calculated. the author has measured the absorption spectrum of the npre - 1 glass and observed a strong absorption near 970 nm
4 )通過對npre - 1樣品吸收譜的測量,可看到在970nm附近有一很強的吸收峰,適合於採用ld激光泵浦。Up to now, short - wavelength upconversion solid - state lasers in the visible region have been obtained. ultraviolet and violet upconversion solid - state lasers are the next objective of the researchers
目前,紅外半導體激光泵浦的可見光上轉換激光器已經實現,而紅外半導體激光泵浦的紫色和紫外上轉換激光器是上轉換激光研究者們追求的目標。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。分享友人