陰極反應 的英文怎麼說

中文拼音 [yīnjífǎnyīng]
陰極反應 英文
cathode reaction
  • 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...
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  1. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述直接甲醇燃料電池（ dmfc ）陰極氧氣的傳遞和電化學反應過程，研究了過電位-電流密度曲線受陰極結構參數變化的影響程度，其中著重考慮了以下幾個參數：催化層的孔隙率，浸漬聚集體薄膜的厚度，浸漬聚集體的半徑，浸漬聚集體在催化層中的體積分數。
  2. 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。
  3. The sol - gel method and solid - state thermal reaction technique were used to prepare the composite oxides with variable lithium content. the doping treatments of some compounds were conducted. dta and tg were used to analyse synthesis mechanism, xrd to analyse phase composition, sem to observe morphology, li - b / licl - kcl / oxide simulated thermal cells to analyse the lithium - intercalation mechanism and properties of cathode material

    實驗中採用溶膠?凝膠工藝和固相熱反應技術制取相應的不同鋰含量的復合氧化物，並嘗試對某些化合物進行適當的摻雜處理，應用dta和tg分析合成機制、 xrd分析所得物的物相組成、 sem觀察其形貌，模擬li - b / licl - kcl /氧化物的單體熱電池來分析陰極材料的嵌鋰機制及其電極性質。
  4. In anaerobic environment containing srb, iron sulfide as depolarization reagent accelerated the depolarization of cathodic reaction, resulting the increase of anodic dissolution

    在srb的厭氧環境中，由於硫化鐵作為陰極去極化劑加速了陰極去極化反應，從而使陽極溶解增加，導致其鈍性降低。
  5. For the pemfc cathode, besides above the parameters, the effects of the thickness of the reaction layer, the ion conductivity of nafion electrolyte and the electronic conductivity in carbon phase of the reaction layer on the electrode performance have also been investigated

    在對pemfc陰極的研究中，除了以上參數以外還考慮了反應層厚度， nafion ~ （ ? ）電解質的離子傳導率以及反應層中碳相傳導率對電極性能的影響。
  6. To influence the composition and the permutation mode of reaction particle on the interface and the reaction speed of interface by complex action, thus preventing the metal ion from discharging and improving the cathode polarization

    通過絡合作用，影響界面上反應粒子的組成、排列方式及界面反應速度，從而阻化金屬離子的放電，提高陰極極化。
  7. 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。
  8. Polarization curve experiment showed that the cathode polarizing of the current collector with surfactant increased in alkaline solution

    極化曲線證明，集電體表面吸附有機活性物質后使陰極析氫反應的極化增大。
  9. In the third chapter of this thesis, the nickel electrodeposition process in leaching solution containing ammonia and chloride was summarized, and the electrochemical behaviour of nickel electrodeposition in ammonia complex bath was investigated by measuring polarization curves. the effects of total nickel, ammonia, ammonium chloride concentrations in the electrolyte as well as its anion species and temperature were studied systematically

    在第三章中首先對氨絡合物體系電積金屬鎳的工藝進行了總結，並通過極化曲線測量，對氨絡合物體系中鎳陰極電沉積電化學行為進行了研究，系統探討了溶液中總鎳離子濃度、氨水濃度、氯化銨濃度、陰離子及溫度等工藝條件對鎳陰極還原的影響，而後著重對電積鎳的反應機理進行了研究。
  10. When the air is fed to cathode of pemfc, the oxygen concentration decreases along the channel because of reaction, and the oxygen distribution is affected by land of the flow plate. so the oxygen distribution is uneven on cathode side and leads to dropping of cell performance

    當pemfc陰極供給空氣時，因氧氣在催化層參與反應被消耗，其濃度沿流道逐漸降低，加之受流道間隔的影響，陰極側氧氣濃度不均勻，這導致電池性能惡化。
  11. 5. the morphology of the two strains also shows that the flagella of ss - ori are around the cells, whilst the strain yz - ii6 has only a single flagellum grown at the polar of cells besides the different of cell size, though they both are bacillus and gram - negative

    形態和生理生化特徵也表明， ss - ori菌周生鞭毛，革蘭氏反應呈陰性， yz - 6菌為極生單根鞭毛，革蘭氏反應呈陰性。
  12. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of alkaline fuel cell ( afc ) and pemfc have been expressed with the tffa model, including oxygen transferring in gas channel of gas diffusion layer and reaction layer, oxygen dissolution and diffusion in thin - film of reaction layer, oxygen reaction and diffusion in flooded - agglomerate of reaction layer and the conduction of electron and ion. numeric algorithm of the model equations is also obtained

    本文將tffa模型應用於堿性燃料電池（ afc ）和質子交換膜燃料電池（ pemfc ）陰極，推導出陰極各種傳遞和反應過程的描述方程，包括氧氣在氣體擴散層和反應層氣體通道中的擴散，氧氣在反應層薄膜中的溶解和擴散，氧在反應層浸漬聚集體中的反應和擴散以及電子和離子的傳導，並給出方程的數值解法。
  13. 2. to design an axial magnetic field. the cathode lies in 0. 4 - 0. 7 of peak value of the magnetic field and excursion channel in a uniform magnetic field to suppress space charge effects ; to design transition section between the gun and excursion channel in converse computation. 3

    選擇電子槍陰極處于軸向聚焦磁場峰值的0 . 4 - 0 . 7倍處;漂移通道（互作用區）位於均勻軸向聚焦磁場中，以抑制電子束的空間電荷效應;使用反演算法設計電子槍和漂移通道之間的過渡區。
  14. Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials

    文摘:發現了等離子條件下甲烷偶聯反應中形成的積炭可以通過該體系中純氫氣放電而消除.將消除積炭使用直流電場的正高壓和負高壓與使用交流電場作了比較，發現直流電場中無論使用正高壓還是負高壓，只有陰極上的積炭可以被消除，而交流電場中兩極積炭均可被消除，反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的量與輸入功率、反應器對電極的直徑比以及電極材料有關
  15. Ordered ceo2 nanowire arrays embedded in anodic aluminium oxide ( aao ) membrane were fabricated by a novel technique, in which anions and cations conversely migrate into the hexagonally ordered nanochannels of the aao and react inside the channels to form one - dimensional nanostructures

    以陽極氧化鋁膜護ao ）為模板通過新的方法合成了ceo :納米線陣列，新的方法一陰陽離子通過氧化鋁膜的有序納米孔道逆向遷移，在納米孔中相遇反應生成一維納米結構。
  16. 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。
  17. The electrochemical behaviors of zn - in alloy were studied as cathode electrode by means of polarization curves, cv curves, e - logic curves and kinetic parameters of hydrogen evolution. these results were compared with other kinds of electrodes

    用電化學方法測定了鋅銦合金電極的陰極極化曲線，循環伏安曲線、 tafel曲線和電化學穩定曲線，計算了合金電極的析氫反應動力學參數，並與其他電極進行了比較分析。
  18. ( i ) in situ spectroscopy of the intermediate oxygen specics in cathode rcaction of mcfc the ciarification of cathode reaction mechanism is a very important theoretical direction to improve mcfc performance and to develop new catl1ode materials

    因而，本論文對于長期存有爭議而未能解決的難點一酸性條件下的陰極反應機理及中間氧物種，為陰極反應機理的深入研究提供了直接而確鑿的實驗證據。
  19. The above - mentioned problems are correlated and dependent c1osely each other, whose settiement wiii generate definitely vital promotion to mcfc industry accordingly, the thesis focuses on ( 1 ) in situ spectroscopic studies of cathode reaction mechanism in mcfc, ( 2 ) development of the novel research methods and experimental apparatuses for in situ monitoring the cathodic process of nio cathode ; ( 3 ) further eiucidation to the mechanisms about dissoiution and deformation of nio cathode, and exploration of the new approach to lowdown the dissolution and deformation of nio cathode in mcfc

    本論文工作側重圍繞這四個問題，從研究方法、實驗儀器直至廈門大學理學博士論文研究主體進行了全新的嘗試和探索，以期達到全面深入的和實質性的進展。本論文的主要研究結果可歸納如下；一陰極反應過程活化中間氧物種的原位檢測很顯然，陰極反應機理的澄清對于提高電池性能以及選擇陰極材料等方面都有著重要的理論指導作用。
  20. ( l ) the mechanism of cathode reaction under mcfc operation, especially the variety of crucial intermediate - - active oxygen species, is always controversia1 and has not come to an agreement

    （ 1 ）對于mcfc實際運行條件下陰極反應機理的澄清，尤其是其中的關鍵角色?活性中間氧物種的鑒定，至今尚存有爭議，未達成統一。
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