陰極電子束 的英文怎麼說
中文拼音 [yīnjídiànzishù]
陰極電子束
英文
cathode beam- 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...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 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;...
- 電子 : [物理學] [電學] electron
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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。To select a cylindrical plane cathode ; to design proper focus electrodes in order to control the formation of beam in methods of solving equations, electrobath and simulation aided by computer. to correct effects of anode hole and work out curves of designing guns ; to discuss plasma cathode guns at last
選用圓形平面陰極;設計恰當的聚束極形狀以控制電子束的成形,並使用解析法、電解槽法和數值方法三種方法進行設計;考慮陽孔效應對電子束傳輸的影響,修正陽孔效應,給出電子槍設計曲線;最後討論一下等離子體陰極電子槍。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。Using a magnetic field to curve the path of the e-beam permits screening of the hot filament.
用一個磁場使電子束走曲線路徑能夠屏蔽熱陰極。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。Beam forming cathode
聚束陰極電子束形成陰極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 frequency and mode of the generated microwave are very pure. these results can provide a possible method for constructing a compact high - power microwave device. in addition, a virtual cathode oscillator with an axially extracted te11 mode based on the spark05 accelerator in our laboratory has also been investigated using the pic simulation code
基於spark05加速器電子束參數設計的軸向提取te11模虛陰極振蕩器,利用類似的設計思想,通過改變電壓的饋入方式和陰陽極結構,實現了中心陰極負脈沖電壓的激勵,同樣獲得了較好的粒子模擬優化結果。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。The virtual cathode oscillator ( vircator ) is one of the most important devices that can produce high power microwaves. for the increasing of microwave power and the locking of operation frequency, researchers have proposed many different types of improved vircators
軸向反饋式虛陰極振蕩器主要利用反饋微波調制電子束和虛陰極,從而增大微波輸出功率、提高效率、穩定頻率、凈化模式。2. to design an axial magnetic field. the cathode lies in 0. 4 - 0. 7 of peak value of the magnetic field and excursion channel in a uniform magnetic field to suppress space charge effects ; to design transition section between the gun and excursion channel in converse computation. 3
選擇電子槍陰極處于軸向聚焦磁場峰值的0 . 4 - 0 . 7倍處;漂移通道(互作用區)位於均勻軸向聚焦磁場中,以抑制電子束的空間電荷效應;使用反演算法設計電子槍和漂移通道之間的過渡區。A virtual cathode oscillator with an axially extracted te10 or te11 mode has been investigated using the pic code. it can emit microwaves axially through an antenna without mode converter or transition waveguide, making the system more simple and compact. the efficiency of this device can be enhanced by employing premodulation cavity, resonant cavity, feedback mechanism, and virtual cathode formed by two electron beams
本文利用物理分析和粒子模擬的方法研究了軸向提取te10 / te11模虛陰極振蕩器,結果表明通過引入預調制腔、諧振腔、反饋端面、雙電子束陰極等結構,可以實現結構相對緊湊、束波轉換效率較高的軸向提取虛陰極振蕩器。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分享友人