正尖晶石 的英文怎麼說

中文拼音 [zhēngjiānjīngdàn]
正尖晶石 英文
positive spinel
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 石 : 石量詞（容量單位, 十斗為一石） dan, a unit of dry measure for grain （= l00 sheng）
  • 晶石 : spar
  1. Based on orthogonal designed experiment, the synthesis of corundum - mullite - gahnite multiphase materials by two - step sintering process showed that the light fired temperature and holding time mostly influenced the apparent porosity of the multiphase materials. further study on the light firing time indicated that at the light firing temperature of 1300 and died fire temperature of 1600 for 3h, the optimal light fired time was about 1h

    二次煅燒及正交實驗合成復相材料研究表明：輕燒溫度和輕燒時間對復相材料的顯氣孔率影響顯著；通過輕燒保溫時間的進一步研究表明：含剛玉、莫來石、鋅鋁尖晶石的復相材料，在輕燒溫度為1300 、終燒條件為1600下保溫3h時，最佳的保溫時間為1小時左右。
  2. 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。
  3. The preparation and structure properties of spinel limn204 as a positive active material for lithium - ion battery were studied

    論文採用了低溫液相方法制備正尖晶石型錳的嵌鋰氧化物正極材料。
  4. The pure sample with spinel structure can be easily prepared by optimizing the processing parameters. the typical product is limnio4 with the cell constant a = 8. 235 and the powder size belongs to nanometer and sub - micrometer

    表明用改進的檸檬酸配合法可以合成出單相正尖晶石limn _ 2o _ 4 ，其典型的試樣組成為limn _ 2o _ 4 ，晶格常數= 8 . 235 ，粒度大小為納米級。
  5. There are two main factors resulting in fading capacity and poor cyclability, one is the john - teller distortion of mn3 +, and the other is mn dissolution to electrolyte. the main objects of this paper are to resolved these key problems effecting on the performance of batteries. during the research of suppressing jahn - teller distortion, low valence cation ( al 、 mg ) and anion ( f ) doped method are usually adopted

    針對limn2o4正極材料在電化學循環過程中發生jahn - teller畸變和mn在電解液中溶解這兩個導致容量衰減和循環性能劣化的關鍵問題，分別採用al 、 mg陽離子摻雜和al / f 、 mg / f陰陽離子復合摻雜兩種措施，對尖晶石結構limn2o4正極材料進行了改性研究。
  6. The significant capacity loss of the spinel limn2o4 during cycling hereby prevents its wider use as cathode materials for lithium secondary batteries. there are two main factors resulting in fading capacity and poor cyclability, one is the jahn - teller distortion of mn3 +, and the other is mn dissolution to electrolyte. the main objects of this paper are to resolved these key problems effecting on the performance of batteries

    針對limn _ 2o _ 4正極材料在電化學循環過程中發生jahn - teller畸變和mn在電解液中溶解這兩個導致容量衰減和循環性能劣化的關鍵問題，分別採用陰陽離子復合摻雜和尖晶石晶粒表面包裹兩種措施，對尖晶石結構limn _ 2o _ 4正極材料進行了改性研究。
  7. The recent developments in normal spinel limn2o4 were reviewed, in the process of the solid state synthesis, we researched the effect of materials and synthesis temperature on crystal structure and electrochemical performance, which were characterized by dta - tg, sem, xrd as well as electrochemical performance testing. the structure, electrochemical performance and the correlations between them were all discussed in detail for these doped samples

    本文在綜述國內外鋰離子電池尖晶石型材料limn _ 2o _ 4研究進展的基礎上，結合dta - tg 、 sem 、 xrd和電化學性能測試等手段，系統研究了固相法制備鋰離子電池正極材料摻鈷錳酸鋰合成原料、合成溫度對所得材料外觀形貌、晶體結構和電化學性能的影響。
  8. Spinel limn2o4 is regarded as the most promising cathode material for lithium - ion cells because of its low cost and environmental friendly nature over licoo2. however its poor cyclabiliry greatly prevented it from wide application, especially at high temperature

    Limn _ 2o _ 4尖晶石型化合物作為鋰離子電池的正極材料之一，被認為是最有希望替代licoo _ 2的綠色電源材料，但其較差的循環性能（特別是在高溫條件下）嚴重地阻礙了它的應用。
  9. S - doped could n ' t improve the initial capacity and the cycleability in 4v region, but the capacity in 3v region increased instead of fading within 30 cycles

    用毫米波合成尖晶石正極材料所須時間僅為溶膠凝膠法的1 72 ，固相法的1 150左右。
  10. In the chapter 2, the spinel lim2o4 cathode material has been studied. the precursors have been prepared from lithium hydroxide, manganese acetate and citric acid by the method of low - heating solid - state reaction with a molar ratio of li + / mn2 + = 1 : 2

    全文共分為六章，主要內容如下： 1 、以醋酸錳、氫氧化鋰和檸檬酸為原料，採用低熱固相反應法合成了尖晶石limn _ 2o _ 4正極材料。
  11. When there are more nickel atom doped in spinel ( the mole ratio of mn and ni was 1. 4 : 0. 6 ), the discharging platform jumped to 4. 5v from original 3. 8v. the materials showed to suit for positive materials in 5v lithium ion batteries

    在純尖晶石中摻入的鎳量較大時（鋰錳的摩爾比為1 . 4 : 0 . 6 ） ，樣品的放電區間移到4 . 5v左右，得到適合做5v鋰離子電池的正極材料。
  12. There is 148mah / g theory capacity in spinel limn2o4, which has lots of advantages, such as synthesize method is simple, the price is low, and is friendly to environment. the spinel limn2o4 is perfect substitution of li - ion batteries cathode. but now it has not been commercialized because its capacity fades during the cycle of charge - discharge

    Limn2o4具有尖晶石結構，其理論放電容量達148mah / g ，由於制備工藝簡單、價格低廉、對環境友好等，是一種很有應用前景的鋰離子電池正極材料;尖晶石limn2o4正極材料在充放電循環過程中由於錳元素的溶解、晶格發生jahn - teller變形和電解液的氧化分解，使得容量衰減較快，至今未能商業化。
  13. For inverse spinel type linivo4, it also attracts many research workers interests due to its high voltage ( 4. 8v, vs. li ). layered linio2 can be used as 4v batteries, its theoretic cycle capacity is 275 mah - g - 1

    而反尖晶石型linivo _ 4作為正極材料因為具有很高的電池電壓（ 4 . 8v ， vs . li ）也引起了很多研究者的興趣。
  14. Based on summarizing li - ion batteries, some pertinent data and looking into the status quo about spinel limna research at home and abroad, it " s known that the deficiency of the material lies in inhomogeneity. motley phase. instability as well as poor reversibility

    本文在綜述鋰離子電池及其相關材料的基礎上，分析了國內外尖晶石limn _ 2o _ 4的研究現狀，可知limn _ 2o _ 4正極材料的不足之處在於材料的均勻性不好，合成產物物相多，結構不穩定，從而導致材料性能差。
  15. The layered licoo2, linio2 and the spinel limn2o4 are common cathode materials for lithium - ion cells. there are few theoretic articles about the relationship between the electronic structure and performance of electrode material of lithium - ion cells

    鋰離子電池正極材料常見的是具有層狀結構的licoo2 、 linio2和尖晶石結構的limn2o4 ，從理論上研究它們的電子結構與性能的關系的報道不多。
  16. Spinel limna is considered as the most promising positive material for li - ion batteries because of its high voltage, high safety, low cost, easy recycle and environmental affinity

    尖晶石結構的limn _ 2o _ 4以其高電壓、高安全性、低成本、易回收、對環境友好等優點而被人們公認為最具應用前景的鋰離子電池正極材料。
  17. The product has perfect - layered structure and high purity, which is favorable to improve its electrochemical properties. ( 4 ) inverse spinel linivo4 has been successfully synthesized by citrate complex sol - gel method. in the preparation process of linivo4, the main factors affecting the structure and purity of the product are the ratio of reactants, the formation process of the sol, the de

    （ 9 ）反尖晶石型linivo ;作為鏗離子電池正極材料，具有高達4 . 8v的電壓，每摩爾linivo ;可嵌入6摩爾以上li十離子，初始比容量達1000mah . g一，左右， 50次循環后比容量保持在600mah . g一，左右，是一類特殊的正極材料。
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