field emission cathode 中文意思是什麼

field emission cathode 解釋
場致發射陰極
  • 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。
  • cathode : n. 【電學】陰極，負極。
  1. 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。
  2. 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
  3. Diamond film and cold cathode field emission display

    金剛石膜與冷陰極場發射顯示器
  4. 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。
  5. 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
  6. 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。
  7. Static - electric field of spindt cathode was analyzed and then field emission current was simulated. the method could direct the fabrication of spindt cathode. how the aspect ration and site density of cnts effect the field enhancement factor were also analyzed

    對碳納米管的頂端電場進行了計算，分析了其長徑比和生長密度對電場增強因子的影響，進而可以對場發射實驗進行指導。
  8. We make out the cnt thin film by the coating method, and then we test the thin film field emission properties 4. we make the sample that is get by the step 3 as the cathode. then we get the composed materials by electrophoretic method

    4 .以3得到的樣品為陰極，仍然採用電泳的辦法將沉積到碳納米管薄膜上，成功得到了碳納米管與金剛石超微粉的合成材料，並測試了其場發射特性。
  9. The field emitting property of samples were measured with testing system designed and constructed by ourselves. cathode prepared by experiment indicated preferable field emission property

    自行設計組建了場發射性能測試系統，並用其測試了樣品的場發射性能，表明實現熱粘接后樣品具有較好的場發射性能。
  10. According to experiments, lab6, with high conductivity, good heat stability and chemical stability, low work function, and active cathode appearance, has become an ideal material for field emission array cathodes

    經試驗證明，六硼化鑭（ lab6 ）具有高導電率和良好的熱穩定性、化學穩定性、低功函數以及活性陰極表面，因此從理論上成為了場發射陰極的理想材料。
  11. In this paper ， first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process ， including gas proportion ， the power of microwave ， the plasma ' s location, the nucleation technique, etc. finally ， the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system ， and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films

    本論文中，作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛石薄膜質量的影響，並總結得到了一些有意義的結論；同時，在自行研製的mpcvd沉積系統上，於4 - 7kpa 、 1000左右的熱力學條件下，採用ch4 / h2氣源氣氛在光滑的硅襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛石薄膜，測試得到了較好的薄膜場致電子發射性能，為金剛石薄膜場致發射冷陰極的研究工作打下了實驗基礎。
  12. Recently, a number of experiments and theoretical researches have showed that diamond thin films ， especially nanocrystalline diamond thin films, could emit electrons at very low fields, and be well suited for field emission cold cathode which is applied in many field emission applications, such as microwave vacuum devices and field emission displays

    近年來，國內外不斷有實驗和理論研究表明，金剛石薄膜特別是納米晶金剛石薄膜，在低的開啟電壓作用下，即可獲得很高的場致發射電流密度，具有十分優秀的場致電子發射特性，是一種理想的場致發射陰極材料。
  13. Research and development of field emission cathode materials

    場致發射陰極材料的研究與進展
  14. Now all those disadvantages are to be solved by using field emission cathode

    而採用場發射陰極就可以克服這些缺點。
  15. New technologies and materials made field emission cathode possible and applicable. in 1976, spindt cathode was firstly prepared by c. spindt

    隨著納米技術的發展和集成微刻技術的發展，場發射微型x射線源的研製成為可能。
  16. Because field - emission devices have strict requirement for the vacuum environment, the vacuum performance of the field - emission cathode was very significant

    由於真空場發射器件對于器件內部真空度的要求很嚴格，因此場發射陰極材料的真空性能非常重要。
  17. In this thesis, carbon nanotubes / polytetrafluoroethylene ( cnts / ptfe ) composite materials for field - emission cathode were prepared, its field - emission property and the predominance of the application in field - emission devices were studied

    本文研究製作了碳納米管/聚四氟乙烯復合材料場發射陰極，研究了其場發射特性和實際應用優勢。
  18. In this paper we seek to report on a novel method of utilizing field emission in acceleration sensor. emission currents are directly related to, among other parameters, the distance separating the emission cathode and anode

    本論文圍繞真空微電子加速度傳感器的相關基礎理論和關鍵製造技術進行了較系統深入的研究，重點研究了集成真空微電子加速度傳感器的結構、工作原理、力學、電學特性等。
  19. Using field emission cathode, x ray source can be made with several advantages : smaller volume and brighter, high frequency response, in - time turning on, etc. considering of the merits and potential markets, researching and fabricating miniature x - ray source is meaningful

    由於突起數目大且尖端頂端電場強度高，因此產生很大的場發射電流密度。採用場發射陰極的x射線光源具有體積小，輻射強度高，頻率響應快，可以隨時開啟，無需預熱的優點。
  20. With both crt ' s and lcd ' s virtue, fed has a bright future in all kinds of pdf. in this thesis, a new type of field emission cathode was described, that is using simple technique to deposit commercial nano - diamond powder on ti substrates, bonding diamond and ti, and form ohmic - contact by proper high temperature to form cathodes

    本文介紹了一種器件結構和制備工藝簡單，易於實現大屏幕顯示，且適于批量生產的新型場發射陰極，即在金屬鈦襯底上均勻塗覆納米金剛石塗層，然後在高溫下退火處理實現兩者的牢固鍵合，並形成歐姆接觸。
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