散射線束 的英文怎麼說
中文拼音 [sǎnshèxiànshù]
散射線束
英文
scattered beam- 散 : 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
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 束 : 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;...
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The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube(crt).
二次電子或背散射電子的電流被用來調制陰極射線管(CRT)中電子束的強度。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束是由許多出射角稍有不同的光線組成的,放出射光束的特點是具有較大的發散度。Abstract : a new method for determining proximity parameters, and in electron - beam lithography is introduced on the assumption that the point exposure spread function is composed of two gaussians. a single line is used as test pattern to determine proximity effect parameters and the normalization approach is adopted in experimental data transaction in order to eliminate the need of measuring exposure clearing dose of the resist. furthermore, the parameters acquired by this method are successfully used for proximity effect correction in electron - beam lithography on the same experimental conditions
文摘:在電子散射能量沉積為雙高斯分佈的前提下,提出了一種提取電子束光刻中電子散射參數,和的新方法.該方法使用單線條作為測試圖形.為了避免測定光刻膠的顯影閾值,在實驗數據處理中使用歸一化方法.此外,用此方法提取的電子散射參數被成功地用於相同實驗條件下的電子束臨近效應校正Like the searchlight beam, the radio beam cannot be made very sharp; it tends to spread.
無線電射束也象探照燈的光束一樣,是不能高度集中的;它總要散開。The effects of air ' s absorption of heat, scatter, turbulent and thermal blooming on the laser beam transmitting under the air breakdown threshold value are analysed when laser transmit in the air and the result can be used designing of the laser system
摘要系統分析了激光在大氣中傳輸時在擊穿閾值以內,由於大氣汽溶膠的吸收、散射、大氣湍流、大氣熱暈等線性非線性問題對光束控制系統的影響,為激光系統提供指導。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發射機的跟瞄誤差、光束遠場發散角、發射機和接收機的鏈路距離和接收機天線孔徑。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角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,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、起飛角、中子波長和第一準直器發散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;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。In this paper, dual - beam transmission problem that possess to a certainty included angle and gains the nonlinear schrdinger coupled equation ( nnlse ) in self - defocusing media is discussed
摘要自散焦介質中雙光束斜入射耦合能發生光束偏轉,通過數值模擬發現在非線性折射率不是均勻分佈時光束偏轉能降低抽運光功率並且偏轉角度不減小,在相同的功率條件下,能產生更大的偏轉。Determination of sulphur dioxide by absorption of a non dispersive infra - red radiation beam
非擴散紅外線輻射束吸收法測定二氧化硫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,通常兩端為三角形,用來分解穿過柱體的白光,使光束發生色散或用來反射光線The secondary backscattered electron current is used to modulate the intensity of an electron beam in a cathode ray tube ( crt )
二次電子或背散射電子的電流被用來調制陰極射線管( crt )中電子束的強度。You added milk with many tiny particles to the water. the particles scatter the light and make the beam of the flashlight visible from the side
當年看落山的太陽時,就如同直接去看手電筒的光束:你看到的是不散射的光線,也就是橘紅色的和紅色的。Numeric simulation is done based on 30mev linac structure and the corresponding parts " parameters. the simulate result shows that the design of beam line is reasonable. the beam properties change very small when the drifting distance before the first acceleration stage is changed in the certain ranges
根據30mevlinac結構和元件參數進行了整體的數值模擬,模擬結果表明: 30mevlinac中各個加速段的結構與性能較好,輸出束流的發射度和能散度都較小,束線的設計也較合理。This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element
這種陣列反射天線具有反射天線和陣列天線共同的優勢,它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性陣列,然後由一個饋源照射這個天線,通過調節介質板上每個單元對于入射波的散射相位,使得反射波在特定的方向實現同相位,發射出方向性極強的筆形波束。Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method
在第一部分中,首先從電磁場的基本理論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺點;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介質混合結構」的散射和天線問題驗證了方法的準確性和高效性。A collinear acoustooptic - deflector of pronton - exchanged linbo3 channel wave - guide is studied. the theoretical analysis, structure design and device fabrication of linbo3 pronton - exchanged acoustooptic wave - guided deflector have been finished in this thesis. the width of wave - guide, the width, spacing, effective aperture and width of electrode of interdigital transduces have been theoretically analyzed and designed
本論文研究了一種質子交換linbo3溝道波導共線式聲光偏轉器,其特點是利用了溝道波導的橫向約束,限制了聲波的發散和衍射效應,使得窄孔徑電極結構得以實現,從而增加了功率密度,使總的聲場驅動功率降低。Microbeam analysis - instrumental specification for energy dispersive x - ray spectrometers with semiconductor detectors
微光束分析.帶半導體探測器的能量散射x射線光譜儀的儀器規范Microbeam analysis - electron probe microanalysis - guidelines for qualitative point analysis by wavelength dispersive x - ray spectrometry
微電子束分析.電子探測微觀分析.用波長色散x射線光譜測定法定性點分析指南Attenuation, scattering, modeling water surface, light shafts, caustics
衰減,散射,水面建模,光線束,焦散。The physical design of the small angle x - ray scattering branch of 1w2a beamline
小角散射光束線的物理設計分享友人