laser experiments 中文意思是什麼

laser experiments 解釋
激光實驗
  • laser : n 鐳射激光,受激發射光,激光;萊塞;激光器,光激射器 ( = light amplification by stimulated emis...
  • experiments : 實驗,153
  1. In the investigations on laser cladding, experiments and analyses of laser clad nickel - based alloys and nickel - based ceramal composite alloys on steel substrates were performed to improve wear - resistance and corrosion - resistance properties of the coatings

    以提高材料表面的耐磨、耐蝕等性能為目的,採用預置和送粉熔覆工藝方式,對常用的鎳基合金和鎳基碳化鎢金屬陶瓷合金塗層進行系統研究。
  2. In the experiments, the optical output power of the master laser is injected into the slave laser via a circulator

    實驗中通過一個環形器,將主激光器的輸出光注入到從激光器。
  3. After a series of experiments, primary parameters of output are theoretically achivevd approximately gradually. its output, after second and third harmonic generation, will be appliedin great space ; and its function in the area of anti - laser and anti - ccd detection is not neglectable

    輸出激光經過二倍頻、三倍頻后,有極其廣泛的應用空間;在激光對抗與反ccd探測方面,它的作用更不容忽視。
  4. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  5. The use of the state - of - the - art laser facility makes it possible to create conditions of the same or similar to those in the astrophysical processes. the introduction of the astrophysics - relevant ideas in laser - plasma experiments is propitio us to the understanding of the astrophysical phenomena. however, the great difference between the laser - produced plasmas and the astrophysical processes makes it awkward to model the latter by laser - plasma experiments. this paper addresses the physical backgrounds for modeling the astrophysical plasmas by laser plasmas, connecting these two kinds of plasmas by scaling laws. thus, allowing the creation of experimental test beds where observations and models can be quantitatively compared with laser - plasma data. special attentions are paid on the possibilities of using home - made laser facilities to model astrophysical phenomena

    採用當前最先進的激光裝置與物質相互作用,可以獲得與天體物理過程中相同或相似的條件,並進而開展利用激光等離子體模擬天體物理現象的實驗.然而,激光等離子體為微米空間尺度、納秒存活時間,而天體物理對象則為宇宙學的極大的時間與空間尺度,對在物理上和實際操作上將這兩種表面上存在巨大差異的物理過程對應起來從而利用激光等離子體研究天體物理過程的可能性進行了討論,特別是對利用國內的激光裝置開展模擬實驗的可行性進行了討論
  6. Usually the magneto - optical trap is used to obtain the cold atoms from the vapor. it is reported that experiments for obtaining the ultra - cold cesium atoms by optical molasses directly from the vapor cell without mot. the lowest temperature achieved for the cesium atomic cloud was 3k. the relationship between the temperature and the detuning of cooling laser was measured

    報告了採用直接從銫蒸汽氣室而不用磁光阱實現了光學粘團的方法。用此辦法得到了3的銫的超冷原子團。這是我國目前用激光冷卻方法得到的最低溫度。
  7. The noise proprieties of cw intracavity doubling - frequency blue laser were studied in theory and experiments

    從理論和實驗兩個方面研究了連續波腔內倍頻藍光激光器的噪聲特性。
  8. As proved by experiments, the present method can effectively restrain the influence of speckle to the laser triangular measurement system and the obtained calibration accuracy is about 0. 05mm within 100mm depth range

    只需對特殊設計的模塊進行一次測量,便可完成對整個測量系統的校準。該方法能夠有效的抑制激光散斑的影響,具有較高的系統精度。
  9. Then we have accomplished the laser holographic interferometry experiments of shock wave diffracting double cylinders model in bend, double knives model and double cubes model. the experimental interferograms are obtained

    然後,完成了彎道雙圓柱體模型、雙刀口模型、雙立方體模型的激波繞流激光全息干涉實驗,獲得了實驗干涉圖像。
  10. A series of experiments were carried out with direct metal laser sintering ( dmls ) for the 316 stainless steel powders

    摘要採用直接金屬激光燒結的方法,對316不銹鋼粉末進行了一系列燒結實驗。
  11. The process of flowing in a combustion - driven gas - dynamic co2 laser was studied from theory and experiments in this paper

    本文主要針對燃燒驅動氣動co2激光器流場進行了實驗和數值模擬分析。
  12. A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density

    本文的重點是:闡述清楚銅蒸汽激光和二氧化碳激光的動力學過程,定量描述激光能級的粒子數速率方程、電子溫度和電子密度等速率方程
  13. In the experiment, we use the he - ne laser and the semiconductor laser as the source, record the bessel beam patterns behind the axicon by using a digital camera and a microscope, measure the radius of the bessel beam central spot by film - scanning and measure the effect of both the radius of the aperture and the open angle of the axicon on the maximum non - diffraction distance. the experiments show that a specific propagating range has constant power and the beam has a bessel - like distribution in this range. the results agree with the beam corresponding to a diffraction free beam

    同時我們還採用膠片掃描的方法測量了無衍射光束的中心光斑尺寸,測量了不同光闌孔徑和不同稜角情況下的最大無衍射距離和傳播軸附近橫截面內微小光孔中的光強,實驗結果顯示當激光光束經過軸棱錐轉換後有一段距離功率變化很小,且分佈近似貝塞爾分佈,符合無衍射光束的特性;經過聚焦后,呈現三維分佈中空的光束bottlebeam ,實驗結果與理論分析基本吻合。
  14. Abstract : the seawaterdispersion of blue - green laser was analyzed in theory. parallel experiments to variedwater samples were conducted, and an analysis result was given

    文摘:對藍綠激光的海水散射進行理論分析,並進行不同水樣的對比實驗,給出了分析結果。
  15. Based on the 3d geometry vision, using java3d, for each of worktable and sine welding seam part of sheet, the ve modeling experiments achieve the construct of macrostructure, security virtual thickness and virtual guide based on error, and accomplish the space restriction of robot running. via the structured laser sensor ’ s getting three - dimension information, the experiments achieve the modeling of sine welding seam part of sheet by using programming

    在立體視覺傳感系統獲得三維信息的基礎上,利用java3d建模技術,分別對工作臺、薄板正弦曲線焊縫工件進行建模實驗,完成了虛擬環境中宏觀環境模型的建立,並根據誤差建立了安全虛擬厚度和虛擬向導,完成了對機器人運動的空間約束;通過結構光傳感器獲得三維信息,編程實現對薄板正弦曲線焊縫模型的建立。
  16. Then the key process parameters of laser bonding, including laser power, scanning velocity, and initial temperature, are obtained with the help of scanning experiments

    運用該模型計算了不同的工藝參數條件下硅玻璃的溫度場分佈,並由此得出鍵合線寬。
  17. The related theory and critical technology of ladar, the imaging mode and ranging methods of imaging ladar have been discussed in detail in this dissertation. then a research project of high - speed 3d - imaging ladar using a laser diode has been proposed, and the primary and critical problems of the theory and technology of the project have been discussed. a ladar prototype has been manufactured successfully, with which lots of systematic experiments have been carried out

    論文系統研究了激光雷達的相關理論和關鍵技術,詳細討論了成像激光雷達的測距體制和成像方式,在此基礎上提出了一種採用半導體激光器的高速三維成像激光雷達研究方案,全面分析了該方案的主要理論問題和關鍵技術問題,並成功研製出了實驗室樣機,利用樣機進行了大量的系統實驗。
  18. Baby seeding direct sowing with re - paper covering were introduced in this paper in this study, many experiments were done include leveling the land of 20 hm2 paddy field experiment by using laser controlled land leveling machine in jing ertun village of liaoyang city, testing and summarizing the rules of breeding the baby rice used to sowing, investigating the growing of rice during its whole growth duration, testing and analyzing the performance both a kind of baby rice seedling direct planting machine and the baby rice seedling - throwing machine

    本文還介紹了水稻紙膜覆蓋直播種植技術的種植方法。本文通過在遼陽市太子河區景爾屯村的20hm ~ 2水田應用激光設備進行平地作業,對乳芽培育的工藝規范進行了試驗和總結,跟蹤調查了水稻全生育期的生長狀況,分別對一種水稻乳芽直播種植機械和乳芽拋播機械進行了性能檢測與分析。
  19. Through experiments analysis, it is found that the integrated lts is the most versatile laser tracker available for dimensioning, tool building, alignment, and reverse engineering applications with the characteristic of high tracking precision and excellent dynamic capability. this paper also provided an effective new method and technique in the application of large workpieces and industry field measurement and orientation by using dual - frequency laser interferometer

    實驗結果表西安理工大學碩士學位論文明這套跟蹤測量系統能夠適用於高精度、響應速度快和動態性能要求高的工業現場安裝與測量,具有廣泛的應用前景,同時也為雙頻激光干涉儀在大工件和現場測量、定位的應用提供了一種有效的方法與技術,並為三維空間的跟蹤測量方法的研究奠定基礎。
  20. Sophisticated laser experiments are performed regularly in the laboratory

    復雜的激光實驗定期在實驗室舉行。
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