束發散角 的英文怎麼說

中文拼音 [shùsǎnjiǎo]
束發散角 英文
beam divergence angle
  • : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
  • : 名詞(頭發) hair
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  1. Lasers and laser - related equipment - test methods for laser beam widths, divergence angles and beam propagation ratios - general astigmatic beams

    激光和激光相關設備.激光寬度率的試驗方法.一般象
  2. Lasers and laser - related equipment - test methods for laser beam widths, divergence angle and beam propagation ratios - part 2 : general astigmatic beams

    激光和激光相關設備.激光寬度率的試驗方法.第2部分:一般像
  3. Lasers and laser - related equipment - test methods for laser beam widths, divergence angles and beam propagation ratios - stigmatic and simple astigmatic beams

    激光和激光相關設備.激光寬度率的試驗方法.無象和簡單象
  4. Lasers and laser - related equipment - test methods for laser beam widths, divergence angle and beam propagation ratios - part 1 : stigmatic and simple astigmatic beams

    激光和激光相關設備.激光寬度率的試驗方法.第1部分:無象和簡單象
  5. Because the beam formed by a tapered coupler is produced by many rays that emerge at slightly different angles, the outgoing beam is characterized by a relatively large divergence.

    因為尖劈耦合器形成的光是由許多出射稍有不同的光線組成的,放出射光的特點是具有較大的度。
  6. 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質量的實際意義在於兩個方面,一方面它僅僅包含了光寬和,不涉及波長的因素,使不同波長激光的可加工能力具有可比性;另一方面,值是根據對光傳輸路徑上不同位置處寬實際測量結果的計算值,比其在與基模高斯光進行比值計算得到的m2因子更簡潔、更有說服力。
  7. The angular extent in a specified plane which contains all the radius vectors of the polar curve of luminous intensity having lengths greater than a specified fraction of the maximum

    在某一平面上,一定寬范圍內所包含的光強極軸曲線上的矢徑長度均大於其最大值的某一特定比例,這種情況定義為光
  8. The parameters that influence the single photon acquisition probability are the transmitter ' s tracking - pointing error, the far - field divergence angle, the link distance between transmitter and receiver and the receiver ' s antenna aperture

    得到影響單光子捕獲概率的主要參量是射機的跟瞄誤差、光遠場射機和接收機的鏈路距離和接收機天線孔徑。
  9. The equation for the quasi - continuous atom laser beam wave - function is given by schrodinger equation, the beam width, divergence curvature radius and quality factor were introduced to represent the atom laser beam whose transverse potential could be separated. for the conservative quality factor system in some direction, we can ge t the propagator of abcd formulation

    本文在含時量子系統傳播子的abcd形式理論的基礎上,引入某一方向的寬、、曲率半徑和品質因子等光傳輸參數來表徵橫向勢能滿足x和y分量相互獨立的原子激光的傳輸。
  10. As the extensive application of the semiconductor laser diode ( ld ), it become more and more important to evaluate the quantity of laser beam. far - field divergence angle of laser beams is an important parameter about value of laser quality. not only the laser divergence peculiarity in the distance is reflected, but also quality of the correlative laser apparatus and the laser transmission is exactly known

    隨著半導體激光器日益廣泛的應用,對激光光質量的評價越來越重要,而激光光遠場是評價激光質量的一個重要參數,它不但能反映遠距離傳輸時的激光特性,而且能準確評估出半導體激光器的品質及激光的傳輸質量。
  11. The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected

    用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛下的聚焦曲率半徑和傾;討論了第二準直器的尺寸和,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛、中子波長和第一準直器度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。
  12. The laser power is detected through the pd ’ s movement across the faculous region. when the value of the peak value of laser power is got, the power of the facular boundary points can be found according to definition of the facular boundary such as “ 1 / e ~ 2 ” theory. then the equation of the facular boundary can be made fitting by using the least square method, and calculate the beam divergence at last

    採用兩個光電探測器分別檢測光不同高度上的兩個光斑,在確定光斑中心最大光強值后,根據光斑截面尺寸的1 / e2定義,得到光斑截面邊界點的光強值,並以其為標準判定光斑截面的邊界點,對探測到的邊界點通過最小二乘法進行擬合,得到橢圓光斑截面的方程,根據空間幾何關系求出
  13. After measured the laser energy distribution of kunming slr station, the parameters of this non - gassian and non - spherical symmetric laser beam were deduced according to correlation definition. applying its laws and deduced laser beam parameters, the change of laser beam dirvergence angle was studied in detail when adjusts transmission system focus. moreover, calculation based on these measured data indicates that the laser shaded by the second mirror of telescope is amazingly up to 39. 8 %, an optical element was designed for the settlement and it worked satisfactorily when put it into practice

    之後測量了雲南天文臺激光的橫向能量分佈,根據相關定義確定了這非高斯非球面激光的參數,應用它的傳輸變換規律和測量參數研究了調焦中激光的變化,並根據測量數據計算出激光射時副鏡擋光比例達到驚人的39 . 8 ,研製出光劈解決這一問題,取得了很好的效果。
  14. A transparent body of this form, often of glass and usually with triangular ends, used for separating white light passed through it into a spectrum or for reflecting beams of light

    棱鏡這種形狀的透明體,多為玻璃製成,通常兩端為三形,用來分解穿過柱體的白光,使光生色或用來反射光線
  15. 1550nm is chosen as the work wavelength, cassegrain transmitting - receiving antenna as the optical antenna of the system through the elucidation of how to choose the work wavelength and optical antenna of comm - unication system. the structure and theoretical design parameter of apt sub - system have been presented through the discussion of the optical signal power estimation of apt sub - system, beam divergence angle, pointing error, and error signal extraction. compared with existed optical wireless communication system, the design scheme proves applicable

    通過對通信系統工作波長選擇、光學天線選擇等闡述,選擇了1550nm作為系統工作波長、卡塞格倫( cassegrain )收合一天線作為系統光學天線;通過對apt子系統功率測算、和瞄準誤差、誤差提取信號等的討論,給出了apt子系統結構和理論設計指標,並將其與現有的光無線通信系統進行比較,說明該設計方案是可行的。
  16. In fast axis the divergentce of each beam is 0. 28o, in slow axis is 1. 4o, the area of field from the end of ld stack 20cm is 42 25mm2, average wave is 9. 3 %. so, it can meet the requirement of pumping, and the effect is fairly good

    具體數據為:各輸出光在快軸方向的為0 . 28o ,在慢軸方向的為1 . 4o ,輸出光場在距ld面陣射端面20cm處的面積為42 25mm2 ,平均波紋起伏為9 . 3 % ,可見整形效果較好
  17. 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。
  18. Chapter 2 : using a so - called variance matrix, we studied the propagation and the focusing characteristics of the paraxial light beams. the quantities characterizing the gross features for a paraxial optical beam, such as the beam width, the divergence, the curvature radius of the wavefront, the complex beam parameter q. and the beam quality factor, are related by using variance matrix

    第二章:闡述了常數折射率介質中光的傳輸和聚焦,建立了表徵傍軸光總的特徵的量,如:寬、衍射、波前曲率半徑、復光參數q與變換矩陣的關系,得到了光質量因子和變換矩陣行列式的定量關系。
  19. The tuning curve of type - i phase matching of bbo opo are measured with accuracy ; the maximum conversation in total of the system is about 31 % at 615. 6 nm, and it is fitted well with the gtp formula ; in the end we compared the output linewidth and unstable cavity far field beam qua lity of the bbo opo under the condition of type - i phase matching and type - ii phase matching, it is proved that we can obtain the parametric output of linewidth less than 0. 3 nm and the beam divergence angle approaching diffraction limits by take the advantages of type - ii phase matching and unstable cavity designs

    測量了該系統的轉換效率最大為31 ,並能與理論公式極好地吻合,最後比較了在類相位匹配條件下和類相位匹配條件下的bbo - opo的輸出線寬,以及非穩腔的遠場光質量,實驗結果表明,利用類相位匹配以及非摘要穩腔設計可以獲得線寬小於0 3nlm 、光束發散角接近衍射極限的參量光輸出。
  20. Using knife - edge method at the focus of a lens to measure the beam divergence of a giant pulse laser output

    焦點刀口法測量巨脈沖激光的光束發散角
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