cathode structure 中文意思是什麼
cathode structure
解釋
陰極結構-
This article introduces briefly the process of design and characteristic of structure of db930 tube and discusses the main problems of technology and technique which was met during the manufacture and the measures having been adopted are emphatically. it discusses the solve measures in following six aspects : the filament current is too large, carbon deposits during the carbonizing of cathode, the capacitance between the first grid and the second grid is too large, transpiring happens inside the tube, the insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower
本文簡略地介紹了db930的設計過程及其結構特點，重點論述了在試制過程中遇到的主要工藝技術問題及解決問題的措施，圍繞解決燈絲電流大、陰極碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時極間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。 -
The main work of this thesis is to study of electronic structure of cathode material. some structure paramters, such as total energy, atomic net charge, atomic overlap population, of the model li5mn4o83 +, li5mn12o24 -, li7co6o2015 -, li7ni6o2015 -, li5mn2co2o83 +, li5mn2ni2o8 are calculated
論文重點研究了正極材料電子結構，通過對尖晶石型錳系材料模型li5mn4o83 +和li5mn12o24 -和層狀結構的li7co6o2015 - 、 li7ni6o2015 -模型以及摻雜模型li5mn2co2o83 + 、 li5mn2ni2o8的計算，得到了各個原子簇體系的總能量、凈電荷分佈、原子重疊布居值。 -
The voltage of lithium - intercalation reaction, impedance and structural stability of intercalation - type cathode material were analysed and calculated. theoritical results show that the reaction voltage depends on the content of lithium and the bond energy, and that the key ways to lower the electrode impedance are to increase the electronic conductivity of the electrode and the diffusion coefficient of lithium ion in the host and to decrease the size of powder. in addition, the thermal stability of lithium - insertion structure can be improved by using crystallographic co - lattice theory and doping treatment
本文從嵌入式陰極材料的嵌鋰反應的電壓、阻抗及結構穩定性的分析和理論計算著手，得到了電壓取決于基體中各種離子間的鍵能及鋰含量、降低電極阻抗的關鍵是提高電子型導電性和li ~ +在基體中的擴散系數及減小粉末粒度的理論依據及其利用晶體的共格原理和摻雜改性的方式來提高材料嵌鋰結構的熱穩定性的設計思路。 -
Microwave synthesis and structure characterization of lifepo4 cathode material for lithium - lion battery
4正極材料的合成及性能 -
To avoid the noise and the polarization effect, the most suitable structure for cdse detectors made up of perfect crystal wafers should be that : it - n contact as anode, mis contact as cathode
當晶片的質量較好時， cdse探壩器的最佳結構是正極採用高阻半導體低阻n型半導體鍘刪x負極採用misw 。 -
Hot shock and cathode electrolysis experimental results indicate the interface adhesion strength between coating and aluminum matrix is excellent. the element electronic probe image provide that the two composition are co - deposition ; structure analysis by xrd ( x - ray diffraction ) demonstrated that cr exists in the way of solid solution in the coating
Sem和金相觀測結果表明浸鎳后鍍層結晶緻密、厚度均一；熱震及陰極電解結果說明鍍層與基體結合牢固緊密；鍍層元素電子探針掃描圖說明鎳鉻兩種元素均勻沉積； xrd分析證明鍍層中鎳鉻以固溶體的形式存在。 -
As a nondestructive technique to measure the inner fine structure of the cathode, the ict has the unique advantage. we discussed the emission mechanism of thermionic cathode, and tried to explain the excellent performance of mixed metal cathode by richardson formula and muller ' s computational model
4 ）就當前鋇鎢陰極發射機理的兩個主要理論模型作了自己的探討，並初探了鋇鎢陰極中鋇的供應機制及發射壽命預測的問題，而且用理查遜公式的推導和muller計算機模擬法解釋了混合基鋇鎢陰極的優良性能。 -
The cold cathode decoration lamp has many advantages such as compact in structure, beautiful, innovation, energy saving, environmental protection, no pollution ( does use mercury and amalgam and use mercury releasing getter, the pollution of mercury is prevented ), bright luster ( with color spectrum ), long life, high brightness at surface, convenient in installation, etc
冷陰極裝飾燈結構緊湊、美觀、新穎，具有節能、環保、無污染（不用液態汞和汞齊，使用釋汞吸氣劑，防止汞污染） 、光澤鮮艷（有彩色光譜）壽命長、表面亮度高，安裝方便等優點。 -
For the external - magnetic field mid, the cathode with improved structure works as a " close " magnetic coil that effectively increases the continuity and uniformity of magnetic field, and then ensures the stability of dense anode plasma formation
對于外磁絕緣離子二極體，改進的陰極形成單匝「閉環」磁場線圈，有效地提高了磁場的連續性和均勻性，保證了稠密陽極等離子體的穩定形成。 -
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。 -
The fitness of four negative electrode materials such as al, fe, zn, cd, and of six membranes materials : microfiber glass mat separator, polyethylene, polypropylene, polyvinyl chloride, vinylon, soapnated cellulose acetate, and of four current collects : carbon fiber ; nickel foam ; nickel foam sthongthened by iron wire net, punched silver grid in the super - iron alkaline batteries was comparatively studied. the influence of two storaged method ( with and without electrolyte ) and two impurities ( zno, fe ( oh ) 3 ) to the experiment cell ' s self - discharge nature was also comparatively studied. at last, the nature of discharge. structure and electrochemistry of experimental cell with k2feo4 as cathode active material prepared by three different methods : high temperature reaction, hypochlorite oxidizing and electrolysis, was comparative ly studied. we can conclude : i ) the open - circuit potential and the flat of work potential and the percent of capacity of k2feo4 till 1. 0v during the discharge at constant load of experimental cells decreased by the order of al / k2feo4, zn / k2feo4, cd / k2feo4, fe / k2feo4. as for the nature of charge - discharge cycle, cd / k2feo4 fe / k2feo4 zn / k2feo4. in water solute electrolyte, although al / k2feo4 can n ' t be used as storage battery, it have great potential as primary cell or storage cell from the aspect of its discharge capacity. discharge power
採用組裝實驗電池、 x -射線衍射（ xrd ）和循環伏安（ cv ）的方法，從實驗電池的放電特性、充放電循環特性、自放電特性，不同高鐵酸鹽的結構特性和電化學特性幾個方面，對4種金屬負極材料（ al 、 fe 、 zn 、 cd ） 、 6種隔膜材料（復合玻璃纖維、幅射接枝聚乙烯、改性聚丙烯、聚氯乙烯、維尼綸無紡布、皂化再生纖維素） 、 4種集流體材料（泡沫鎳、以鐵網為加強層的泡沫鎳、切拉銀網、炭纖維編織網）在堿性高鐵電池中的適用性進行了比較研究；對2種雜質組分（ zno 、 fe （ oh ） _ 3 ）和2類不同貯存方式（干、濕）對實驗電池自放電特性的影響進行了比較研究；對3種方法（高溫固相反應、次氯酸鹽氧化、直流電解）所制k _ 2feo _ 4的實驗電池的放電特性、結構特性和電化學性能進行了比較研究。 -
Re also enhanced the deposition potential, polarizability and cathode overpotential of the baths, changed the result of chemical deposition reactions and actuate the deposit of cobalt alloy. and the chemical deposit co - b - re, co - ni - p - re alloy include re which electrode potential is much more negative was obtained. the structure of co - b - re was composed of microcrystal
Re還提高了鍍液的靜止析出電位、極化度和陰極過電位，改變了化學沉積反應的強弱次序，加強了鈷基合金的析出反應，成功地獲得了含電極電位較負的re （ la ， ce ， y ）的化學沉積co - b 、 co - ni - p薄膜。 -
In this article, the micromorphological structure of pva - copper gradient composite film ( mpgcf ) obtained from the electrochemical reduction of a swelling cathode films ( scfs ) was studied by the scaning electronic microscope and the relationship between the micromorphological structure of the composite film and the electrochemical conditions such as the weight ratio of pva to cuc12, the material of the electrode, the concentration of the medium solution, the dring time of scf, the power voltage, the time of the electochemical reaction etc, investigated
本文採用「溶液還原法」制備了一種新型的聚合物基金屬梯度復合材料（ mpgcf ） ? pva /銅梯度復合膜。通過掃描電子顯微鏡觀察了梯度復合膜的形態結構並研究了其形態結構與電化學條件之間的關系。然後在此基礎上，探討了梯度復合膜的形態結構與力學性能之間的關系。 -
However, the most commonly used x - ray sources didn " t change much no matter in structure or theory, still using thermionic cathodes as electron sources. such conventional x - ray tubes have some defaults, such as big volume, low frequency response, demanding for supply to cathode that was also brittle
目前使用的x光源的基本特點是採用熱電子發射形式即採用熱燈絲作為電子發射源，在高壓加速下轟擊陽極產生x射線，這樣的光源體積較大，需要加熱陰極的電源，且對頻率響應慢。 -
The result showed that the interpenetration network structure between polymeric and deposited metal has been observed under a scanning electronic microscope and optical microscope. the experiments showed that copper deposition gradient distribution and crystal structure were greatly influenced by the the ph value of electrochemical reduction medium solution and the size, number and distributing of microporous in swelling cathode film
用掃描電鏡和體式顯微鏡對制備的pmgcf進行了分析，結果表明：制備的pmgcf樣品的金屬沉積層梯度分佈均勻，在一定的電化學條件下金屬銅和聚合物基體形成了互穿的立體網狀結構。 -
Based on these, due structure and physical and chemical properties of an excellent cathode material are presented. and oxides of high - valence cobalt, manganese and vanadium as lithium - insertion host were chosen as experimental model
在此基礎上，提出了優良的陰極材料應具備的晶體結構及物理、化學性質，並選定了鈷、錳、釩的高價氧化物作為鋰嵌入基體的實驗對象。 -
Abstract : by analyzing several on - line measuring methods and gaps between workpieces, the cathode structure, measuring circuit and fuzzy control system were designed
文摘:通過對幾種在線檢測方法和加工對象間隙變化范圍的分析，設計了陰極、測試電路、模糊控制系統。 -
An air - breathing micro direct methanol fuel cell with 3d koh - etched cathode structure
技術的自呼吸式微型直接甲醇燃料電池 -
By comparing the above results, excellent cathode structure is achieved
通過對以上結構參數的比較，獲得了較佳的陰極結構。 -
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。
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