陰極射束 的英文怎麼說
中文拼音 [yīnjíshèshù]
陰極射束
英文
cathode stream- 陰 : Ⅰ名詞1 (中國古代哲學認為宇宙中通貫物質和人事的兩大對立面之一) (in chinese philosophy medicine ...
- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 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) ...
- 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。To control the electron beam emitted from the carbon nanotube ( cnt ) cathode, four different electron chunnels are designed
摘要為了控制碳納米管陰極發射電子束的形狀,設計了4種電子通道來控制電子束軌跡。The corresponding electric currents are used to deflect an electron beam in a cathode-ray tube.
相應的電流就用來使陰極射線管里的電子束偏轉。The experimental results show : the flattop phenomenon on the diode voltage pulse was very apparent for using the carbon fiber cathode, that is to say, the pulse duration of the diode voltage was widened ; moreover, under the condition of the same power of microwave, the pulse duration of the out - put microwave was prolonged by about 30 % ; the peak power of the microwave was enhanced by 3db
通過在裝置上做的兩種陰極的對比實驗,結果顯示:碳纖維陰極的使用,改善了電子束質量,使輻射微波的脈寬增加了30 %以上,輻射主瓣方向上的功率密度提高了3db以上,頻譜分佈較純凈,實現了微波的高效輸出。The modified traveling wave monopole model is employed in simulating the electron beam in crt of computer vdu. meanwhile acceleration fields of the electron beam are studied in details and its expression given for the first time with measured results. a novel analyzing method is proposed to study the spectrum of electromagnetic information leakage based on the viewpoint of field point, which has been verified effective by experiments
採用經修正的行波單極子模型模擬計算機陰極射線管顯示器電子束,並詳細研究了電子束的加速場,首次給出了其計算公式和實驗測試結果;還提出了一種新的從場點出發的信息電磁泄漏頻譜分析方法,實驗證明了其有效性; 3In chapter 6 a digital interception system is designed and its operating principle is introduced. plenty of experimental results are provided here. in chapter 7 a mathematic model of electron beams in crt of computer vdu is given and entropy preservation performance of tempest transceiving system is discussed, a soft - tempest measure is suggested accordingly
其中第六章設計了數字偵收系統,介紹了其工作原理,並提供了豐富的實驗結果;第七章給出了計算機陰極射線管顯示器電子束的數學模型,據此討論了tempest通信系統的保熵性,接著分析了數字偵收系統的抗噪聲性能。At present, feas have potential for use as an electron source in a wide variety of applications, including microwave power amplifiers ( such as twts, klystron ), flat panel displays, electron microscopy, and electron beam lithography
目前,場致發射陣列陰極的應用領域十分廣泛,主要包括微波器件(應用於twts , klystron等) 、平板顯示器( feds ) 、電子顯微鏡及電子束刻蝕系統等。其中,應用研究的焦點主要集中在平板顯示器和射頻功率放大器。This new radial reflex klystron oscillator with virtual cathode is designed and simulated by 2. 5 - d pic code
分析了電子束在徑向反射腔中形成虛陰極的過程和虛陰極對電子束的調製作用。The feed - back provided by the reflected electron beams reduce the start - up current and the start - up time in a vircator, while the existence of klystron cavity improves the extracting efficiency, hence the radial reflex klystron oscillator with virtual cathode combines the advantages of both devices, becomes a compact, efficient set
利用虛陰極反射電子束對調制腔的正反饋,可以減小起振電流和起振時間,而且提高了微波產生效率。它是一種結構簡單,緊湊,不需要引導磁場的器件。For instance, the phosphor on a crt screen needs to be constantly reactivated by an electron beam in order to remain illuminated
例如,陰極射線管熒光屏上的磷光體為了保持它激發光狀態,需要用電子束不斷地再激勵。The radial high current forms the virtual cathode in the reflected high frequency field, which further modulates the emitted electron beam
徑向強流電子束在徑向反射場中會形成虛陰極振蕩,單獨的虛陰極振蕩產生的微波效率低。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。In the primary experimental study, the microwave power, the microwave frequency, and the mode are measured, hie relations among the microwave radiation, the intensity of the magnetic field, the position of the magnetic coil, the amplitude of the beam current, and the a - k gap are investigated
在初步的微波實驗中,測試了微波的功率、頻率和模式,測試了磁場強度和線圈位置對微波輻射輸出的影響,測試了束流大小和陰陽極間距對微波輻射輸出的影響。實驗結果發現微波的功率和模式基本與模擬結果吻合,器件工作穩定,重復性良好。Study of the emitting properties of lab6 in electron beam welder
電子束焊機六硼化鑭陰極發射性能研究In cathode ray tubes, the small area on the screen surface which is bombarded by the electron beam
在陰極射線管中,屏幕表面上受到電子束轟擊的小區域。In computer graphics, a type of crt ( cathode ray tube ) in which the electron beamcauses thephosphorescent surface of the tube to darken rather than to brighten
計算機圖形技術中使用的一種陰極射線管,其中的電子束使該管的磷光表面變暗而不是變亮。In chapter 2, two kinds of physical models, traveling wave monopole model and standing wave dipole model, are set up as well as information theory models
其中第二章建立了行波單極子模型和駐波偶極子模型兩種物理模型;第三章研究了計算機陰極射線管顯示器電子束的電磁輻射。The structure of field emission triode is first simulated by magic. the tip height, tip position, tip curvature, gate aperture, and gate voltage are changed, to observe the emission current and the electron congregation
本課題首先採用magic軟體對三極體結構的尖錐場發射陰極進行了模擬計算,分別改變尖錐高度,錐尖位置,尖錐曲率半徑,柵極孔徑及柵極電壓,觀察陽極收集電流及電子束的會聚情況。In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam
在陰極射線管顯示器中,用電子束激勵后熒光物質光發射的持續現象。分享友人