passivation 中文意思是什麼

passivation 解釋
鈍化作用
  1. Passivation of galvanized steel by trivalent chrome

    鍍鋅層三價鉻鈍化工藝的研究
  2. 4 the cleanout and the passivation of si surface was carried out by a two - step process to overcome the surface oxide layer and balance the charge between the substrate and epitaxy. by this way, the crystal quality and emission characteristic of zno thin films can be improved, which provide a way to resolve the native oxide layer of si substrate

    4 、通過用等離子體對硅襯底表面進行清洗和鈍化兩步處理,解決硅襯底表面的氧化層和界面電荷平衡問題,制備出了高質量的氧化鋅薄膜材料,找到了一條獲得了高質量的氧化鋅薄膜的新途徑。
  3. On the base of these theory calculations, we passivated the front - surface both of different surface doping concentration solar cells by a thin layer of thermally grown sio2. the results show that the in heavy surface doping concentration cell is lower compared to the cell in light surface doping concentration. the majority of improvement in comes from the emitter surface passivation

    接著採用sio2作為鈍化膜,從實驗上比較了在不同表面濃度下單晶硅太陽電池的鈍化效果,結果表明在高表面濃度下其開路電壓比低表面濃度下的開路電壓低,這開路電壓的提高主要來源於降低了前表面復合。
  4. The relationship between capacitance and corrosion conditions in the enlargement of tunnels justifies the latter competition mechanism the varied etching conditions were implemented by enhancing the passivating characteristics and viscosity, changing the a13 + concentration, temperature of etchants and current pulsation. passivating acid in the etchant is conducive to the instant passivation of exposed areas on the foil surface, and hence sustains the balance of competition between aggressive anions and passivators, providing pit nucleatiori sites continuously

    通過侵蝕液中添加草酸、硫酸、乙二醇,改變侵蝕液al ~ ( 3 + )濃度和電流紋波等方法,研究了不同的侵蝕條件對隧道孔形貌和比容的影響,結果表明:草酸和硫酸既保護了鋁箔表面又促進了隧道孔孔壁的迅速鈍化,增加發孔密度。
  5. The results show that in our research ptt ( pressure, time and temperature ) region the corrosion resistant effect of treated uranium depends on the treated time. the passivation film thickness maybe have an effect on the corrosion resistance. the electrochemical corrosion resistance of treated uranium in the solution ( 50ug / gcr ) has been studied by electrochemical measurement

    在一定的溫度、壓力、時間范圍內,經超臨界co _ 2短時間處理的樣品其抗腐蝕性能有一定的提高,但效果不很明顯;經超臨界co _ 2和氣態co _ 2長時間處理的樣品其抗腐蝕性能顯著提高。
  6. Study on passivation condition of zn - mn alloy coating

    鋅錳合金鍍層鈍化條件研究
  7. Passivation of galvanized steel by molybdate

    層鉬酸鹽鈍化工藝
  8. Study on three price chromium colored passivation technology of zinc - plated layer

    鍍鋅層三價鉻彩色鈍化工藝研究
  9. Study on hot zinc plating steel sheets passivation technique

    熱鍍鋅鋼板鈍化工藝研究
  10. The surface finish for the castings we can provide with are sa the following ; backing. zinc plating. chrome plating and nickel plating for the carbon steel and the low alloy steel castings ; tumbling. hand dull polishing. mirror polishing, electrolytic polishing and passivation treatment for the stainless steel castings and sandblasting. including glass bead blasting. corundum - sand blasting and quartz - sand blasting for all the steel castings

    我公司有能力對鑄件表面作如下精整處理,對于碳鋼和低合金鋼,可以作發黑、鍍鋅,鍍鉻,鍍鎳處理,對于不銹鋼,可作研磨,手工拉絲拋光及鏡面拋光,電拋光,純化處理,所有鋼種可作噴砂(玻璃砂,鋼玉砂,石英砂)處理。
  11. The surface finish for the castings we can provide with are as the following : blacking, zine plating, chrome plating and nichel plating for the carbon steel and the low alloy steel castings ; tumbling, hand dull polishing, mirror polishing, electrolytic polishing and passivation treatment for the stainless steel castings and sandblasting, including glass bead blasting, corundum - sand blasting and quartz - sand blasting form all the steel castings

    我公司有能力對鑄件表面作以下精整處理,對于碳鋼和低合金鋼,可以作發黑、鍍鋅、鍍鉻、鍍鎳處理;對于不銹鋼,可作研磨、手工拉絲拋光及鏡面拋光、電拋光、鈍化處理;所有鋼種可作噴砂(玻璃砂、鋼玉砂、石英砂)處理。
  12. The research and development of chemical power sources, zinc - based and nickel - zinc batteries was reviewed. the shape change, dendrite formation, corrosion and passivation of the rechargeable zinc electrode and the ways to solve the above problems were discussed as well

    本文全面概述了化學電源的發展,鋅基電池的現狀以及鋅鎳電池的發展狀況,分析了可充鋅電極存在的變形、枝晶、腐蝕與鈍化的原因及其解決途徑。
  13. In this paper, rebar corrosion state was judged with three electrochemical nondestructive measuring technologies, i. e. half - cell potential, a. c. impedance and time potential. when the rebar was transformed from passivation to depassivation, it can obtain the chloride ions corrosion critical content through taking and analyzing chloride ions content around the rebar

    本文利用半電池電位法、交流阻抗法和時間電位法三種電化學無損檢測技術判斷評估試件在試驗過程中鋼筋腐蝕狀況,當鋼筋由鈍化狀態轉為活化狀態時,取樣分析鋼筋周圍氯離子含量,得到了不同技術條件混凝土的氯離子臨界濃度。
  14. Standard specification for passivation of stainless steels using electropolishing

    用電拋光法測定不銹鋼鈍化的標準規范
  15. Potassium chloride zinc plating technology was introduced, and the use and maintenance of galvanizing bath and passivation solution were detailed demonstrated, as well as some prevention and treatment suggestion were provided to the common troubles in actual process

    摘要介紹了氯化鉀光亮鍍鋅工藝,並主要就氯化鉀鍍鋅液及鈍化液使用、維護作了較詳盡的闡述,同時針對在實際使用過程中出現的常見故障提出了預防、處理意見。
  16. Study on low - chromium passivation technology of hot galvanized steel sheet

    熱鍍鋅鋼板低鉻鈍化工藝的研究
  17. In this paper, the theory of negatively charged surface states is used to investigate dynamic breakdown characteristics and the increase of gate - drain breakdown voltage as well as the reduction of saturated drain - source current after sulfur passivation. the measure which can improve the stability of sulfur passivation is proposed

    本論文通過對gaasmesfet擊穿機理和硫鈍化機理的研究,用負電荷表面態理論,解釋了gaasmesfet動態擊穿特性及硫鈍化后柵漏擊穿電壓增大、源漏飽和電流減小的機理,提出了改善硫鈍化穩定性的措施。
  18. Corrosion and passivation of copper in the cmp slurry of ch3nh2 - k3 fe

    鐵氰化鉀化學機械拋光液中的腐蝕與鈍化
  19. The cyclic reversed - polarity square voltage not only saves power and electrode consumption but also preventes from electrode passivation and scaling on the surface of electrode resulting in steady quality of purified water

    其中周期換向方波不僅能節省電耗和電極消耗,還可以有效地防止電極鈍化和電極表面結垢,出水水質穩定。
  20. Due to good chemical stability and electrical resistivity, high thermal conductivity and mechanical intensity, wide band gap and low thermal expansion coefficient, aln thin films can be applied for insulating chips for semiconductor devices with high power, thermal dissipation lagers for large and super - large scale integrated circuits, insulating layers or passivation layers for semiconductor

    超薄鋁膜由於其特殊的的光學性質,在光學多層膜上有廣泛應用。氮化鋁薄膜化學穩定性高、熱傳導率高、機械強度高、電絕緣性能佳、高能隙、熱膨脹系數低,光學特性優良,可以用作大功率的紫外光學器件的散熱材料。
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