陰極的制備 的英文怎麼說
中文拼音 [yīnjídezhìbèi]
陰極的制備
英文
preparation of cathodes- 陰 : Ⅰ名詞1 (中國古代哲學認為宇宙中通貫物質和人事的兩大對立面之一) (in chinese philosophy medicine ...
- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 的 : 4次方是 The fourth power of 2 is direction
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 備 : Ⅰ動詞1 (具備; 具有) have; be equipped with 2 (準備) prepare; provide with; get ready 3 (防備...
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Latest research progress of nea photocathod and it ' s preparation technologies
光電陰極研究的最新進展及其制備技術探討By examining the new generation condutive polymer material 3 , 4 ? polyethylene dioxythiophene ( pedt ), this paper investigated the edt monomer synthetic path and the optimum filming conditions of the compound pedt. based on this research, i also discussed the manufacturing processes and the related principles of the solid tantalum capacitors, when replacing the conventional inorganic material mno2 with the pedt as the negative pole
本文以新一代導電聚合物材料3 , 4 ?聚乙烯二氧噻吩( pedt )為研究對象,研究了edt單體合成路線及聚合物pedt的最佳成膜條件,並以此為基礎,討論了以導電聚合物有機材料pedt取代傳統的無機材料mno2作陰極的固體鉭電解電容器的制備工藝及相關機理。The results show that the properties of the graphitized samples based on high quality eca and quantitative low ashes raw materials produced by proper carbon technics have reached to the demand of the cathode materials for high - current aluminium electrolysis cell
結果表明,以無煙煤為主要原料,配以一定比例的少灰料作為骨料,通過適當的炭素工藝制備的石墨化陰極材料試樣,其常規理化性能可以滿足大電流鋁電解槽用陰極材料的要求。The graphitized cathode block samples have been trial - produced using high quality eca ( electrically calcined anthracite ) rationed petroleum coke and pitch coke and quantitative pitch used as raw materials by the conventional carbon technics concluding moulding, baking, high pressure impregmating, after - baking and graphitization
摘要選取優質電煅無煙煤,分別配以一定比例的石油焦和瀝青焦作為骨料,與煤瀝青混合后按照模壓成型、焙燒、高壓浸漬、二次焙燒和石墨化等常規炭素製品生產工藝流程制備石墨化陰極材料試樣。The experimental results demonstrate that the suitable mea hot - pressing temperature and pressure are 120 and 15. 5mpa, respectively. the optimum catalyst loading in anode is 4 mg pt / cm2, and the best contents of nafion ionomer in anode and cathode layer are 45wt % and 35. 3wt %, respectively
實驗結果顯示,制備膜電極時最佳的熱壓溫度和壓力分別為120和15 . 5mpa ;陽極催化劑的適宜載量為4mgpt / cm2 ;陽極和陰極催化劑層的nafion最優含量分別為45 . 0wt %和35 . 3wt % 。Synthesis and properties of la0. 5re0. 3sr0. 2feo3 - re
體系雙稀土陰極材料的制備與電性能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。All these systems present good assembly capability. cds / cupc and cds / ppv optoelectronic cells have been assembled and cupc presents best sensitization to cds
制備了cds cupc 、 cds ppv光電池,均發現有陰極電流產生,其中cupc對cds的敏化作用較好。The results of xrd. dta - tg and sem show that the synthesized samples are single perovskite phase, no other phase is detected
Xrd 、 dta - tg和sem的測試結果表明,制備出的陰極材料為單一的鈣鈦礦相,沒有發現其它雜相的生成。We successfully make the nanosized diamond particles calculated on the cathode and get the composed materials by electrophoretic method. comparing to the pecvd method by which people make the cnt and nanocrystal diamond grow currently on the same substrate, it ’ s more simple, economic and easy to control. the main jobs are followed : 1
實驗中採用電泳的辦法,將金剛石超微粉沉積到陰極基片上,從而制備出合成材料,此種辦法與通過pecvd方法實現基片上碳納米管與金剛石超微粉的合成材料的生長相比,更加經濟,簡單與實用,並且更加容易控制。We analysize the structure and properties of oel materials and used them as oel or carrier - transporting materials in oelds with ito as anode and al as cathode. the results of oel were achieved. the influential factors are discussed
將多種有機材料分別用作發光材料和載流子傳輸材料,以ito導電玻璃作為陽極,金屬鋁作為陰極,制備的有機薄膜電致發光器件,具有發光性能,獲得了電致發光結果。Tow types of fuel - cell models can be distinguished : microscopic and macroscopic. this paper adopt agglomerate microscopic model to analyze the fuel cell ' s performance. according to the computation, it can be concluded that the performances are determined by the thickness of the electrode, the effective ionic conductivity, the radius of agglomerate and other parameters
對燃料電池單體,建立了微觀的數學模型? ?聚塊模型,用nenmanbandj方法計算熔融碳酸鹽燃料電池陽極和陰極的過電位,分析了各種參數的影響,對電極的制備,提高單電池的性能,有一定的指導意義。Having noticed that in some organic solution, the surface of the nanosized diamond particles can get some negative voltage for they can absorb some ions, we can make the nanosized diamond particles calculated on the cathode by the cathodic electrophoretic method, which is important to make the cnt and the nanosized diamond particles composed materials
在合成材料的制備過程中,考慮到金剛石超微粉在一些有機溶液中因為其表面會吸附上一些帶電的離子,所以會帶上微弱的電壓。因此能通過電泳的辦法使得金剛石超微粉在陰極得到沉積,這對碳納米管與金剛石超微粉合成材料的制備有著重要的意義。This paper presents comparative systematic research of problems in the preparation of economical mould pressing bonded ndfeb permanent magnets, which include the fabricating of economical rapidly - quenching ndfeb magnetic powder and mould pressing bonded ndfeb permanent magnets ; the effect of the ndfeb magnetic powder on the magnetic properties of the magnets and the effect of the cathode electrophoretic coating on the corrosion resistance of the ndfeb magnets
為了充分發揮我國稀土資源優勢,發展我國的ndfeb稀土永磁產業,本文比較系統地研究了高性價比的模壓成型粘結ndfeb永磁體制備過程中的相關問題,包括高性價比快淬ndfeb磁粉制備、模壓成型粘結ndfeb磁體制備、 ndfeb磁粉特性對粘結磁體磁性能的影響、 ndfeb磁體陰極電泳塗層工藝及其塗層對磁體抗蝕性的影響。Lab6, as one kind of better material, is so perfect that it is important to research its chemical etching in the arts and crafts to be used in the preparation of emitting cathode, we simply state the chemical etching technical research in material of lab6 and have gainded graphics surface of lab6
而對六硼化鑭的化學腐蝕在以其為陰極的陰極發射體制備工藝中起著至關重要的作用,本文簡述了對材料的化學腐蝕工藝的初步研究,並得到了圖形化的六硼化鑭表面。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。With the development of high power microwave tube, the theoretical and experiment investigation of the high performance cathode have been conducted. the research work includes how to prepare the high performance cathode and the effect of the based metal on the cathode emission, the measurement of the inner and surface fine structures of the cathode, the discussion of emission mechanism of thermionic cathode. after a lot of experiment, we finally determined the cathode preparation with an excellent emission
為了適應大功率微波管的發展,本文展開了對高性能(大電流密度、長壽命)陰極的研究,研究工作包括陰極制備工藝、鋇鎢陰極基金屬對陰極發射性能影響、以及鋇鎢陰極基底內部結構無損檢測及表面形貌檢測、鋇鎢陰極發射機理探討及應用四個方面的實驗和理論的研究。The cathodes both of the prepared tungsten - based barium - tungsten cathode and mixed metal barium - tungsten cathode have, not only high current density, but also a long life, simplified procedure and stable performance, and so on. and we made certain two good additives cr2o3 and ni2o3 that make the cathode performance more excellent
2 )對不同元素配比的二元和三元混合陰極基底的制備工藝和發射性能開展了實驗研究,在增大發射能力,延長壽命和降低燒結溫度等方面有重要進展,取得了有價值的階段成果。The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer
另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於溶漲復合膜( scf )與電極表面的結合以及膜的剝離,因此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。The whole performance of device depends on the capability of field emitting cold cathodes which act as the kernel of all kinds of vacuum micro - electronics device. people take much measure constantly to improve the whole performance of device through mending the cathode structure and optimizing cathode preparation methods. among them, finding new material of emitting cathode is a central way to enhance the performance which be given a favorable condition offered by development of science and researching of new material
人們通過不斷的改進陰極結構,優化陰極的制備工藝等各種措施和手段來提高陰極的總體性能,其中,新材料在陰極發射體中的運用是提高陰極性能的主要途徑之一,近代科學技術的高速發展以及對新材料的進一步開發和研究為場發射陰極性能的改善提供了廣闊的發展空間和開發潛力。分享友人