電子束效率 的英文怎麼說

中文拼音 [diànzishùxiàolǜ]
電子束效率 英文
electron beam efficiency
  • 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;...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 電子 : [物理學] [電學] electron
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. 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。
  2. Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented

    採用pic方法，通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器，分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。
  3. The enterprise weiss r maschinenbau gmbh is well - known and engaged not only in crailsheim, but also in the specialized industries of its sphere of activity, with individual components production systems, final packing, set - up and at the same time with erecting, manufacturing and packing machines a competent partner

    是一家現代化的、可靠的專門產品供應商，這家供應商從事完成，工作效率，對準、建立、安裝，裝備，良好的建築狀態，供給，首都、資金，電子束焊接，工程，工程效率，絕緣系統，輪胎成型、服裝批量生產，塗裝工程，從事貿易、做買賣，管式遠距離電信電路、管式遠距離輸電電路，鋼，廣告工作、廣告活動的製造、銷售。
  4. 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。
  5. 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。
  6. Compared with conventional weld methods, electron beam welding possesses such advantages as high power density, strong penetrability, precise, high speed, good control ability, good protection effect and high quality

    與常規的焊接方式相比，電子束焊接具有功率密度高、穿透能力強、精確、快速、可控性好、保護效果好、焊縫質量高等優點。
  7. By studying and using conventional 1c process in combination with electron beam lithography ( ebl ), reactive ion etching ( rie ) and lift - off process, several efficient results are produced : semiconductor and metal nano - structures are fabricated ; the matching problem of photolithography and electron beam lithography is well solved ; the process efficiency is improved ; the process is offered for the controlled fabrication of nano - structures by repetitious process testing ; several nano - structures such as si quantum wires, si quantum dots, double quantum dot structures and tri - wire metal gate are firstly fabricated by using ebl and rie processes

    研究利用常規的硅集成電路工藝技術結合電子束光刻，反應離子刻蝕和剝離等技術制備半導體和金屬納米結構，很好地解決了普通光刻與電子束光刻的匹配問題，提高了加工效率，經過多次的工藝實驗，摸索出一套制備納米結構的工藝方法，首次用電子束光刻，反應離子刻蝕和剝離等技術制備出了多種納米結構（硅量子線、量子點，雙量子點和三叉指狀的金屬柵結構） 。
  8. 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。
  9. To make pic ( particl - in - cell ) simulations. to set up models of guns and magnetic field and simulate them in the vacuum and plasma, respectively. we found that plasma held back part of space charge effects and improved trajectory of electrons. but beam would oscillate and became instable as accretion of plasma density. by simulating again and again, we draw a conclusion magic could n ' t work when plasma density was more by far than beam electron density. at last a four - stage depressed collector was simulated

    建立電子槍和聚焦系統模擬模型，分別在真空和填充等離子體條件下進行模擬。發現填充等離子體能補償部分空間電荷效應，改善電子束包絡軌跡，提高電子的流通率，但是隨著等離子體密度的增大，束電子會出現振蕩不穩定性，遺憾的是通過反復多次模擬發現本文所用粒子模擬的代表性軟體magic無法用於模擬等離子體密度遠高於束電子密度的情況。
  10. The studies expressed that the tensile - strength declined with the growth of dose rate after the radiation treatment, and at the same time, the gel content had extreme value with the change of the dose rate. the surface of uhmwpe fibers showed some irregular micro - pits and dents after radiation treatment, narnely rough degree increasing. their number and deepness increased with increase of dose. and this phenomenon is the most obvious when the dose rate was 8. 5kgy / s and the dose was 400kgy. at the same time some containing oxygen groups, including hydroxyl group, carbonyl group and carboxyl group, were introduced into the fiber surface which was exposed to the air

    研究表明， uhmwpe纖維經電子束輻照處理后，纖維的拉伸斷裂強度隨劑量率的增加呈下降趨勢，凝膠含量隨著劑量率的變化存在極值。纖維表面出現了不規則的微裂紋和凹痕，隨著劑量的增大，電子束對纖維表面的刻蝕程度增加，在本研究中以劑量為400kgy劑量率為8 . 5kgy s時刻蝕效應最為明顯。同時，在空氣中進行輻照時，纖維表面被引入了一些含氧基團，包括羥基、羰基和羧基。
  11. In the case of single - channel magnetic guiding, we calculate the relationship between the guiding efficiency and electric current or the transverse temperature of atomic beam. we also propose several atom - optical elements base on the uccc

    本文也計算了單通道磁導引情況下，原子導引效率和電流、原子束橫向溫度之間的關系，並採用u -型載流導體構建了多種原子光學器件。
  12. 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。
  13. 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。
  14. The 30mev linac can be used as energy recovery accelerator with photo - cathode rf - gun injector. and multi - cavities photo - cathode injector can not only improve the quality of output electron beam, but also decrease the effect of phase question in the energy recovery process

    當注入器束流電子能量接近10mev后，第一加速段與束線中產生的減速相位與加速相位的差是小的，對能量回收效率的影響可以忽略。
  15. When the current is larger, the space - charge - effect of the electron beam will greatly affect the microwave production. the frequency and mode of microwave will change and the output power will decrease obviously

    電流較大時，電子束的空間電荷效應影響很大，微波頻率和模式都會發生變化，輸出微波功率顯著降低， rtto不能正常工作。
  16. The signal generating source is simplified after the theoretical analyse of the system, and the cumbersome transformer is replaced too. in addition, the carbon fiber cathode substituted for the stainless steel cathode on the tomachan experimental device

    在二極體陰極方面，為提高虛陰極振蕩器束波轉換的效率，利用碳纖維陰極替換原來的不銹鋼陰極來改善電子束質量。
  17. At the end of the thesis, the basic physical characteristics of axially - emitted and radially - emitted electron beam are summed up, and the design methods of sws ( slow wave structure ) for high - efficiency beam - wave interaction according to the motion characteristics of e - beam are brought forward, these helpful discussions for design of microwave source are going to be validated by pic method

    最後，本文在總結電子軸向、徑向和角向運動基本規律的基礎上，從電子運動的角度提出了高效率束波相互作用慢波結構的設計思路，為微波源的設計提供了一些有益的參考。
分享友人
分享到 Line

分享到臉書