field emission 中文意思是什麼

field emission 解釋
場致發射
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • emission : n. 1. (光、熱、氣體等的)發出,發射,射出,放射;傳播。2. (紙幣等的)發行;發行額。3. 發出物,放射物。4. 【醫學】排出;遺精。
  1. In addition, the structure of field emission triode and double - gated field emission cathodes are also simulated by another software ( ebs )

    其次,採用本實驗室的新型軟體ebs對三極體和雙門聚焦結構的尖錐場發射陰極的發射情況進行了模擬。
  2. 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。
  3. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方法加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x射線衍射儀( xrd ) 、透射電鏡( tem ) 、場發射掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  4. It has been proved that the cnt has good characteristic on the field emission. at the same time, people have noticed that the nanosized diamond has a low nea

    碳納米管已經被證實具有良好的場發射特性,而金剛石超微粉也具有負電親和勢低的特點。
  5. Study of field emission display of tetrapod - like nanostructures zno cathode

    四腳狀納米氧化鋅陰極的場致發射顯示研究
  6. The cenosphere particles were characterized with optical microscope, field emission scanning electron microscopy ( fesem ), energy - dispersive spectroscopy ( eds ) and x - ray diffraction ( xrd ) in and after the plating

    用光學顯微鏡、場發射掃描電子顯微鏡、能譜儀和x射線衍射儀對其進行了分析表徵。
  7. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc (惰性氣體蒸發凝聚原位溫壓法)制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅(冷軋紫銅、電解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法( cv )和電化學阻抗譜( eis )等方法。 x -射線衍射( xrd )的方法用來估算納米晶銅晶粒尺寸。
  8. Diamond film and cold cathode field emission display

    金剛石膜與冷陰極場發射顯示器
  9. And the field emission characteristic of the cnt - trunk was test by a simple diode structure

    而所成長的奈米碳管以簡單的二極量測來測試其場發射特性。
  10. A carbon nanotube - based normal on under - gate field emission display panel

    一種基於納米碳管的常開型后柵極場致發射顯示板
  11. Field emission from a non - aligned zno nanowire array

    非定向氧化鋅納米線陣列的場發射
  12. Field emission characteristics of the diamond powder

    金剛石粉末淀積層的場發射特性研究
  13. According to the literature in the world, now the research of lab6 is not mostly concentrated in field emission but hot emission. preparation of lab6 field emitting cold cathode is correlative with it ’ s physical and chemical characteristic. now, there are little literature that can be used for reference

    人們已經對六硼化鑭材料的性能做了大量研究工作,但據目前所見到的國內外文獻所知,對六硼化鑭陰極的研究多集中在它的熱發射方面,對于以此種材料場發射冷陰極方面的研究較少。
  14. Field emission characteristic and mechanism of a novel diamond films cathode

    新型金剛石薄膜場電子發射的特性
  15. Its linear f - n curve shows the electron emission was field emission

    F - n曲線呈線性關系證明電子發射確為場致發射。
  16. The high vacuum encapsulation of field emission display was realized with low - melting - glass encapsulation technology and high - temperature sintering process

    摘要通過採用低熔點玻璃封接技術和高溫燒結工藝,實現了穩定可靠的場致發射平板顯示器高真空封裝。
  17. To study the influence of the field - emission cathode materials for the vacuum environment of the field - emission devices, ambipolar electrode configuration was designed in this paper. cnts / ptfe and cnts / epoxy composite materials were used as field - emission cathode and the two electrode configurations were encapsuled into a static vacuum system respectively. by contrastive testing, the field - emission properties

    3 .為了研究場發射陰極材料對場發射真空器件內部真空度影響的問題,設計二極電極結構,分別以碳納米管/聚四氟乙烯和碳納米管/環氧樹脂兩種復合材料作為場發射陰極,進行了真空封裝,製成了靜態的真空系統。
  18. Progresses in field emission properties of zno with low - dimensional structures

    氧化鋅低維結構材料場發射性能研究進展
  19. Standard guide for collection of multi - media field emission and discharge data associated with glycol dehydration units

    與乙二醇脫水劑有關的多媒體現場輻射和釋放數據的採集標準指南
  20. Field emission properties of a tungsten tip after discharge treatment

    鎢針尖放電處理后的場發射特性
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