電極催化劑 的英文怎麼說

中文拼音 [diànjícuīhuàjì]
電極催化劑 英文
electrode catalyst
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 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...
  • 劑 : Ⅰ名詞1 （藥劑; 制劑） a pharmaceutical or other chemical preparation 2 （某些有化學作用的物品） a...
  • 電極 : electrode; pole
  1. The oxygen reduction catalyst is the key material of air electrode used in the metal - air battery and the electrochemical oxygen generator

    氧還原催化劑是金屬空氣電池和電化學制氧空氣電極的核心材料。
  2. The factors affecting the properties of air electrode were examined in this article and mno2 / c was prepared. the process parameters of air electrode were optimized, and the aluminum / air battery was also assembled

    本文主要針對影響空氣電極性能的因素進行了系統的研究，制備了mno _ 2 / c催化劑，確定了空氣電極的最佳制備工藝，將空氣電極與鋁陽極組裝成電池，並初步考察了電池的性能。
  3. Air electrode is one of the most important components in zinc - air cell. the main effect factors on performance of air electrode are catalysts ’ oxidation and deoxidization capability and structure of oxygen electrode

    空氣電極是鋅-空氣電池的重要組成部分之一，影響空氣電極性能的主要因素是催化劑的氧化還原性能和空氣電極結構。
  4. Presence of vulcan xc - 72 active carbon powder in the pt / moox / gc composite electrode by electrochemical codeposition made peak potential of methanol oxidation a further negative shift of about 50mv and a further promotion of co - tolerant performance for methanol oxidation

    催化劑中vulcanxc - 72活性碳粉的引入即共沉積制備的pt moo _ x c gc電極催化劑甲醇氧化峰電位又進一步負移50mv左右，抗co中毒催化性能又進一步提高。
  5. In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst

    為了降低主催化劑pt的用量、提高pt的活性和利用率，本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒，利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態；利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量；並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。
  6. Ceo22 is used as optical materials, polishing agents, ultraviolet absorption materials, the cleaning catalyst of car ' s waste gases, chemical decolorant of glass, radiation - resisting glass permanent magnet, electronic ceramics etc. if it is processed into nanoparticles, it will exhibit some novel properties led to varied applications. for example, ceo22 nanocrystal is a better promoter of cytochrome c and the stabilizer of zro22 ceramics. because of its high index of refraction and good stability, it is used to produce reduced reflection film

    Ceo _ 2是一種廉價而用途極廣的材料，如用於發光材料、拋光劑、紫外吸收材料、汽車尾氣凈化催化劑、玻璃的化學退色劑、耐輻射玻璃、永磁體、電子陶瓷等，其納米化后將出現一些新的性質及應用，如ceoz納米晶是細胞色素c的良好的催進劑，還用作zro :陶瓷的穩定劑，由於ceo :折射率高，穩定性好，常用於制備減反射膜等。
  7. Each electrode is impregnated with a catalyst to speed the oxidation reduction or half reaction.

    每個電極摻入催化劑，以加重電池半氧化或還原反應。
  8. In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species

    為了改善鉑基催化劑氧化甲醇的催化活性，本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極，通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現，磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應，而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。
  9. 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 % 。
  10. The research on electrocatalysts for oxygen reduction is of great importance to the development of proton exchange membrane fuel cell

    摘要氧電極還原電催化劑對于質子交換膜燃料電池的發展具有重要的意義。
  11. Carbon nanotubes ( cnt ) are new promising materials of catalyst supports for pemfcs. previous studies reveal that cnts supported catalysts show enhanced catalytic activity towards oxygen reduction reaction ( orr ) and methanol oxidation

    碳納米管（ cnt ）作為載體的電催化劑在氧還原和甲醇氧化等pemfc電極反應方面表現出良好的催化活性。
  12. The properties of air electrode and catalyst were investigated by measuring the curve of steady - state polarization

    實驗採用恆電流的穩態極化曲線來考察催化劑和空氣電極的性能。
  13. The reaction mechanism for methanol oxidation at pt / moox / gc composite electrode involved the proton spillover effect from hydrogen molybdenum bronze, and a bifunctional reation mechanism for methanol oxidation by providing a hydrous molybdenum oxide to oxidize the intermediates, coads, for keeping cleaning platinum surface and make it easier for methanol to be oxidized on the clean platinum

    通過計時電流圖中的電流衰減情況和cv實驗結果比較可得出， pt moo _ x gc電極催化劑具有一定的抗- co -中毒性能。 pt moo _ x gc的甲醇氧化機理是通過提供水合的氧化物來提高抗co中毒催化性能和質子溢出效應，從而加快甲醇氧化速度的。
  14. The simulation program was written by c and matlab on the base of arithmetic of non - then - back random walk. utilization of catalyst was obtained by statistical algorithm of ntbrw. we also discussed the effect the of structure and fabrication techniques of mea on utilization of catalysts

    確定了有效輸出電流迷宮通道模型，並建立了非即回無規行走掃描演算法，運用matlab和c語言編寫了模擬程序實現了對膜電極催化劑利用率的統計，並探討了電極結構和電極制備工藝對催化劑利用率的影響。
  15. Improvement of power output has also been achieved by increasing the porosity of the anode catalyst layer, so that the co2 produced there can be easily released

    本研究還以促進co2氣體排放為目標，採用添加造孔劑的方法提高了液體進料dmfc陽極催化劑層的孔隙率，顯著地改善了電池性能。
  16. Preparation and characterization of the bifunctional oxygen electrode catalyst for unitized regenerative fuel cell

    組合式再生燃料電池雙效氧電極催化劑制備與表徵
  17. Research and development of anodic catalysts in direct alkaline methanol fuel cells

    堿性甲醇燃料電池陽極催化劑的研究進展
  18. In the experiments, two series of catalysts were synthesized by co - deposition and sol - gel methods each. the composition of both waterproof and gas diffusion layer and catalysis layer were optimized by the orthogonal test. meanwhile, quasi - steady cathode polarization curves, x - ray diffraction ( xrd ), scanning electronic microscope ( sem ) were used to analyst the relationship between the microstructure and the performance of air electrode

    實驗採用共沉澱法和溶膠凝膠法合成了兩類催化劑;對防水透氣層和催化層進行了正交試驗優化;同時，還採用測準穩態極化曲線， x射線衍射（ xrd ） 、掃描電子顯微鏡（ sem ）等分析測試手段，對空氣擴散電極催化材料、空氣擴散電極界面結構與性能的關系等作了較深入的研究。
  19. Special attention is paid to the consequences of methanol crossover in cathode reaction and cathode over - potential. good agreement is found between simulations and experiments in regard to the v - i character of dmfcs. based on the theory of parallel electrode reaction, it becomes possible to obtain quantitatively the value of over - potential caused by methanol crossover, which is either implicit or not included in the overall cathode over - potential in previous models

    該模型涵蓋了dmfc中的主要物理化學過程，包括：甲醇水溶液在膜電極內的擴散、對流和電遷移；質子在陽極催化劑層和陰極催化劑層內的傳遞；氧氣、水蒸汽在陰極的擴散；陽極催化劑層內的甲醇氧化反應動力學；以及陰極催化劑層內的氧還原和甲醇氧化反應動力學。
  20. The investigation reveals that the performance of a mea is mainly controlled by the conductivity of membrane, load of catalyst and co2 holding in the anode, ion conductivity and specific of active area in both anode and cathode

    研究表明，膜電極性能主要受質子交換膜的電導率、陽極催化劑用量、陽極co2氣體和陰極水的傳遞、催化劑層的活性比表面積和質子電導率等因素控制。
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