陰電子 的英文怎麼說
中文拼音 [yīndiànzi]
陰電子
英文
negatron; negative electron-
Near the gates of foxconn, a huge electronics assembly plant that is one of the city of shenzhen ' s largest employers, a half - dozen former factory workers lounged in the shade on a recent afternoon
深圳最大就業機會提供者鴻海電子組裝廠的大門口附近,最近一個午後六個工廠離職員工懶洋洋的坐在陰涼處However, the manufacture process of twt is so complicated that many kinds of subject, such as electron optics, magnetics, cathode electronics, microwave electronics, electronmagnetic fields theory, material science, mechanics and calorifics are involved in
行波管的研製涉及到電子光學、磁學、陰極電子學、微波電子學、電磁場理論、材料學、機械與熱分析諸多學科,工藝過程十分復雜。The hydrogen in the gauge is ionized by electron emission from a heated cathode.
在離子計內的氫氣是用一個加熱陰極放射電子來電離的。Excitation radiation may do this by penetrating to the cathode and ejecting a photoelectron.
激發輻射可能射到陰極,逐出一個光電子,從而引起這個。The cathode at the left is raised to a high temperature by the heater, and electrons evaporate from its surface.
左邊的陰極被燈絲加熱到高溫,同時電子從陰極表面蒸發出來。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。More recently, the perovskite manganite compounds, la1 - xsrxmno3 have been used as the cathode of the solid oxide fuel cell ( sofc ) because of their electro - ion conductivity properties. in manganite perovskites, substitution of divalent ions ( alkaline earth metals viz
近幾年來, la _ ( 1 - x ) sr _ xmno _ 3這類鈣鈦礦型結構的氧化物材料因為其具有混合電子-離子導電特性而被廣泛的應用於固體氧化物燃料電池陰極材料。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。Study of a new cathode for high - power electron gun
電子槍新型陰極的設計Main works are as follows : 1. to design electron guns with plane cathode according to high current electron optics theory
主要工作如下: 1 .根據強流電子光學理論,在填充等離子體條件下,設計平面陰極電子槍。An electron tube having a cathode and an anode
電子二極體有一個陽極和一個陰極的電子管With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了器件電學性能隨幾何參數的變化情況。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 electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體譜線的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。6 - phosphogluconate dehydrogenase ( 6 - pgadase, ec 1. 1. 1. 44 ) was isolated by homogenate, ammunium sulfate fractionation, deae - sepharose chromatography, blue - sepharose affinity chromatography and gel filtration with sephadex g - 200 from bacillus subtilis, and some properties of the enzyme had been studied. a 113. 8 - fold purification was obtained with a 8. 2 % yield. the purified enzyme moved as a single electrophoretic band in page
將枯草芽孢桿菌超聲波破壁后的粗提取物進行分段鹽析、 deae - sepharose陰離子交換柱層析, blue - sepharosecl - 6b特異結合柱層析和sephadexg - 200凝膠過濾等純化步驟,得到聚丙烯酰胺凝膠電泳為單一蛋白區帶,比活為1 . 46u mg的酶制劑。Recognition of anion by dual fluorescent sensor based on the intramolecular charge transfer in p - dimethylaminobenzoylhydrazine
分子內電荷轉移雙重熒光體識別陰離子研究Generation 1 image intensifier tubes work by using a photocathode to transform the gathered light into electrons, which then pass through the image tube and bombard a phosphor screen to produce the green illumination of an image
第一代像增強管工作,用光陰改造聚集光進入電子,然後經過映管和炮擊磷屏生產綠色照明的一個形象。Ultraviolet sensitive photocathodes are also used in cameras in rocket and balloon-bome experiments.
火箭和氣球實驗的電子照相機中,還使用紫外敏感的光電陰極。分享友人