激光能量計 的英文怎麼說
中文拼音 [jīguāngnéngliángjì]
激光能量計
英文
laser energy meter- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 能 : 能名詞(姓氏) a surname
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
- 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
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Detection : carbon - sulfur analyzer, oxygen analyzer, glazing machine, rockwell ( vickers ) hardometer, profile projector, surfagauge, scan electron microscope, laser conductometer, magna - check, universal measuring instrument, metallograph and image analysis system, abrasion tester, universal test machine and other advanced analysis and detection equipment and instruments
檢測類:碳硫分析儀、氧分析儀、試驗室用拋光機、洛(維)氏硬度計、輪廊投影儀、表面粗糙度測量儀、掃描電鏡、激光熱導儀、磁力探傷機、萬能測量儀、金相顯微鏡及圖像分析系統、磨損試驗機、萬能試驗機及其它的先進的分析檢測設備和儀器等產品類。Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth
研究了激光與生物組織相互作用、光蝕作用及準分子激光消融角膜的機理;首次定量研究193nm準分子激光高斯光束的切削量與能量密度的關系,計算單個激光脈沖角膜切削量;發現了角膜曲率對切削效果的影響,首次提出了角膜曲率半徑、切削位置與切削深度的關系;首次定量確定了激光光斑參數及其排列方式對術后角膜表面粗糙度的影響,為更精確實現角膜切削和提高切削后角膜表面光潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically
考慮了各種彈性和非彈性碰撞過程,在純氧氣、純氮氣中,給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化;著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化,同時計算了激發發射光譜的波長。Research on metrology method for laser power and energy
激光功率能量計量方法研究On one hand, is the product of beam waist radius and half divergence angle, wavelength is not involved. so there is possibility to compare the acutal focusing ability among laser beams with different wavelength. on the other hand, is a calculated result by measuring experiment, and it is more brief and persuadable than m 2factor, since the latter one is a ratio with basic mode gauss beam
論文研究論證了用值評價激光光束質量的實際意義在於兩個方面,一方面它僅僅包含了光束束寬和發散角,不涉及波長的因素,使不同波長激光束的可加工能力具有可比性;另一方面,值是根據對光束傳輸路徑上不同位置處束寬實際測量結果的計算值,比其在與基模高斯光束進行比值計算得到的m2因子更簡潔、更有說服力。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。Based on the model of resource survey spaceborne laser altimeter, the noncooperative regulable attenuation module, including angular measure setting, beam splitter, energy meter, attenuator and simulant target, was designed and founded
結合激光高度計原理樣機,設計並建立了非合作目標可調衰減法模塊,該模塊包括角度測量裝置、分束片、能量計、衰減器以及模擬目標物。The analysis of data and uncertainty of the test upon different simulant target properties and atmospheric condition has proved that noncooperative regulable attenuation method and setting described in the paper can achieve a quantitative output
不同目標特性、不同大氣條件下的地面性能驗證實驗數據和精度理論分析結果均表明,非合作目標可調衰減法可以實現對激光高度計最大測程的定量化驗證。Research on temperature characteristics of absolute calorimetric energy meter for highenergy laser
絕對式高能量激光能量計溫度特性研究Verification scheme of measuring instruments of energy for pulsed laser radiation
脈沖激光能量計量器具檢定系統Furthermore, the fiber phase - conjugator has been used in ld - pumped solid - state laser system with four - pass configuration to suppress the self - oscillating ( so ) phenomena caused by amplified spontaneous emitting ( ase ) in laser amplifier. when using 200 m fiber, the energy of so has been successfully decreased from 12mj to below the precision of energy - detector
將光纖相位共軛鏡應用於四通放大結構中,有效抑制了放大級中的放大自發輻射引起的自激振蕩現象,使得自激振蕩輸出能量從12mj降低到能量計最小精度以下。In this paper, a new theoretical model is established for optical fiber pumped by broadband laser. using the new model, we have analyzed the influence of longitudinal - mode number, bandwidth and line - width of pumping source on sbs reflectivity, and pointed out the monochromaticity of pumping laser has obvious affect on optical fiber conjugator
成功解釋了激光線寬、縱模間隔與數目對光纖中sbs過程的影響,並通過數值計算分析了sbs閾值、反射率、相對穩定性、保真度等性能參數隨著注入激光能量、脈寬以及光纖長度、芯徑的變化趨勢。Introducing abcd theory, the laser mode was analyzed ; with thermal effect consideration, a short folded - cavity resonator which was not sensitive to thermal effect was designed. thus, the requirements for efficient doubling frequency were satisfied. 3
採用標準abcd傳輸矩陣理論,對激光器腔模式進行了詳細的分析,在充分考慮熱效應的前提下,根據實際情況,合理設計出對熱效應不敏感的三鏡折疊腔,產生兩個光腰,既滿足了泵浦光能量的充分利用,也滿足了縮小光腰提高倍頻效率的要求。Evaluation of uncertainty measurement for laser energy meter
激光能量計測量不確定度評定Verification regulation of laser energy meter
激光能量計檢定規程With various types and apertures of calorimeters, this system, which has the capacity of peak value maintenance and power integration, can perform automatically data acquisition, processing and multi - path transportation through long distance along with its good anti - disturbance faculty
該系統兼容現有的不同型號和規格的激光能量計,具有峰值保持和功率積分功能,抗干擾能力強,可實現數據自動採集、處理及長距離多點傳送。The software includes controls for ablation mode, laser repetition rate, laser power, sample spot size selection, x - y positioning, sample viewing, sample mapping, gas routing, spectrometer system triggering and automating sampling processes
軟體包括對消融模塊的控制,激光重復速率,激光能量,試樣光子尺寸選擇, x - y定位,試樣觀察,試樣繪圖,氣體路由,分光計系統觸發和自動取樣程序。The linear relation between the peak voltage and the laser energy per pulse had been deduced from the formula. basing on the linear relation, we designed laser energy / power meter
由公式還導出了感生電壓的峰值與脈沖激光能量之間的線性關系,並根據此線性關系設計了lcmo及ybco薄膜激光能量功率計。Status and prospect of laser power and energy metrology
激光功率和能量計量技術的現狀與展望( 3 ) properties of yag laser q - switching by sbs were experimentally investigated, and the laser without back reflective mirror was devised, and laser pulse was obtained at repetition rate ihz and 5hz by optimizing lens focal length, length of cell and position of lens focal. point, resulting quality of pc is ideal
( 4 ) 、實驗研究了sbs的yag激光器,設計了無後向反射鏡的sbsyag激光器。在泵浦能量17j 、重復頻率分別為1hz 、 5hz時,得到穩定輸出的能量為19mj 、脈寬為10 . 7ns 、光束質量很好的激光脈沖。分享友人