場發射 的英文怎麼說
中文拼音 [chǎngfāshè]
場發射
英文
autoemission-
Lab6, as one kind of better material, is so perfect with it ’ s excellent physical and chemic characteristic
與之相比,六硼化鑭具有優異的物理和化學特性,使之成為場發射陰極發射體的理想材料。Since the discovery of cnt ’ s and find that cnts have small diameter and high length diameter ratio and can be look as one - demission material, it can be used as emission emitter of fed. especially, the aligned cnts array can be seen innumerable single cathodes which are lined regularly and form array. so growing aligned cnts array in selective area is the key technology to product cnts fed, which is also the necessary condition of cnts micro - electronics device
自碳納米管發現以來,由於碳納米管的直徑很小、長徑比大,故可視為準一維納米材料,可作為場發射平板顯示的尖端發射體,特別是定向碳納米管陣列可看成是無數根單尖陰極規則的排列起來形成陣列式,是理想的場發射平板顯示器的尖端發射體。At last, the results about the two simulations are similar, which validate the applicability
結果還發現,兩套軟體的模擬結果非常吻合,從而驗證了ebs軟體對于場發射陰極模擬的適用性。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。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。I designed a measuring system which can measure the anode current 、 anode voltage 、 grid current and grid voltage at one time. working at manual mode the system can sever as a measuring instrument
根據要求,設計一個場發射參數的測量系統,此系統,工作在手動方式下可以測量出某一時刻點的場發射的陽極電流、陽極電壓、柵極電流、柵極電壓。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。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。Diamond film and cold cathode field emission display
金剛石膜與冷陰極場發射顯示器The research focus concentrates on the use of feas as a cold cathode source for microwave power amplifiers or flat panel displays. now silicon and molybdenum are the most popular materials used for tip field emitter arrays
針對目前場發射陣列陰極的研究情況,較為常用的是鉬微尖場發射陣列和硅微尖場發射陣列。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。Field emission from a non - aligned zno nanowire array
非定向氧化鋅納米線陣列的場發射Field emission characteristics of the diamond powder
金剛石粉末淀積層的場發射特性研究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。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。Xrd analysis at different depth of zro2 sintered body indicates that it has trace to be bombarded by high - energy particles at top surface, this results are the evidence for the existence of pulse electric field
Zro _ 2燒結體不同深度的xrd分析表明:樣品表面有被高能粒子轟擊過的痕跡,脈沖電場誘發場發射電子及高能c粒子對樣品表面轟擊。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A large number of attempt and painstaking experiment have been done in this paper according to existing project. we also do lots of chemical and electrochemical etching research in material of lab6, and find out three kind of methods to produce the field emitting cold cathode including reactive ion etching ( rie ) with oxygen, wet process etching and electrochemical etching. through produce some field emitting cold cathode single tip including lab6 field emitting cold cathode, molybdenum field emitting cold cathode, tungsten field emitting cold cathode, tungsten rhenium field emitting cold cathode, molybdenum covered with lab6 film field emitting cold cathode
而且,目前可借鑒的參考文獻較少,圍繞著前人做過的方案,本文做了大量工作,在已有文獻介紹的基礎上,結合原有的理論和實踐基礎,摸索出了包括高溫氧作用反應離子( rie )刻蝕法、濕法腐蝕法和電化學腐蝕法在內的三種制備工藝,運用電化學腐蝕工藝成功制備了單尖的六硼化鑭場發射冷陰極尖錐、鉬場發射冷陰極尖錐、鎢場發射冷陰極尖錐、鎢錸合金場發射冷陰極尖錐以及有六硼化鑭薄膜覆蓋的鉬場發射冷陰極尖錐。Field emission properties of a tungsten tip after discharge treatment
鎢針尖放電處理后的場發射特性The result showed that the composite had excellent field emission characters. the star - up field intensity was 4. 4v / um and the f - ncurve indicated that the electron emission was leaded by tunnel effect
材料的場發射性能良好,其發射開啟場強約為4 . 4v um , f ? n曲線表明該材料的電子發射主要是由隧道效應引起的。分享友人