鎢氧基 的英文怎麼說

中文拼音 [wūyǎngjī]
鎢氧基 英文
tungstyl
  • 鎢 : 名詞[化學] （金屬元素） tungsten; wolfram（w）
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  1. 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。
  2. So re oxides has two form existence, one is concentrate on the matrix equiaxial crystal grain boundary as a micron particles and the other is distributed in matrix crystal dispersively as the nanometer particles compared the electron emission performance of mo - la2o3, mo - ; la2o3 - y2o3 and mo - la2c > 3 - sc2o3 cathode, the mo - la2o3 - sc2c > 3 cathode show excellent electron emission character

    上述研究表明不論是在稀土?鉬陰極還是在稀土?鎢電極中，稀土氧化物的存在形式有兩種，一種是微米級的顆粒偏聚于晶界處，另外一種是彌散分佈於基體晶粒的納米小顆粒。
  3. The relation of absorption of nano - metal sols and the addition of dispersants, as well as the rule of absorption of nano - metal sol added by dispersants concomitant to placing time were systematically investigated by means of uv - vis. the results show that, the suitable dispersant to nano - iron / ethanol sol is 0. 035 % polyoxyethylene ( 10 ) lauryl ether ( op - 10 ), but in the case of nano - tungsten / ethanol sol, 0. 13 % neotelex maybe is of more benefit to its disperse stability. the observation of tem shows the best evidences

    Uv - vis法理論分析結果表明，對于納米鐵溶膠，添加0 . 035的非離子型表面活性劑十二烷醇聚氧乙烯醚可以達到良好的分散穩定性；而對于納米鎢溶膠，最理想的分散劑則是0 . 13的陰離子表面活性劑十二烷基苯磺酸鈉，電鏡觀察結果完全證實了該推論，顯示5天後的納米金屬溶膠仍然保持良好的分散狀況。
  4. Methods for chemical analysis of tungsten ores and molybdenum ores. determination of cobalt content. polarographic method in dimethylglyoxime - sulfosalicylic acid - ammonium hydroxide - ammonium chloride system

    鎢礦石鉬礦石化學分析方法丁二肟-磺基水楊酸-氫氧化銨-氯化銨底液極譜法測定鈷量
  5. Methods for chemical analysis of tungsten ores and molybdenum ores. determination of nickel content. polarographic method in dimethylg - lyoxime - sulfosalicylic acid - ammonium hydroxide - ammonium chloride system

    鎢礦石鉬礦石化學分析方法丁二肪-磺基水楊酸-氫氧化銨-氧化銨底液極譜法測定鎳量
  6. 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。
  7. We consecutively take serving the society with advanced technology as our duty, and we will provide more first - class production. by always keeping excellent quality, serious mamagement and good service, some of our products have been exported, we warmly welcome the friends of all the circles for making business and cooperation

    在公司首席專家北京理工大學教授倪國年眭英老師的帶領下，歷時八年研究成功的bg牌沿面放電縫隙放電鎢電極臭氧陶瓷片是公司具有獨立知識產權的核心元器件，並在其基礎上研製成功了低能耗長壽命安全性好的大功率臭氧發生器。
  8. Tungsten oxide and nickel oxide films were prepared by electron beam evaporation method, and the effect of annealing techniques of the electrochromic properties of these films was discussed

    本論文利用電子束蒸發方法制備氧化鎢、氧化鎳薄膜的基礎上，研究了熱處理工藝對于薄膜電致變色性能的影響。
  9. In this dissertation, eu2o3 - sc2o3, y2o3 - sc2o3 co - doped tungsten powders and impregnated cathodes related to these powders have been prepared by pressing, sintering and impregnating for the first time

    本論文首次制備了復合稀土eu2o3 - sc2o3 、 y2o3 - sc2o3摻雜的鎢粉，通過粉末壓制、燒結和基體浸鹽的工藝制備了相應的復合稀土/氧化鈧-鎢基擴散陰極。
  10. The effective method of nucleation and growth of nanoparticles as applied to synthesize w - and mo - containing polyoxometalates nanoparticles in precursor films by making use of their acidity or oxidative property. the controllable synthesis of nanoparticles can be achieved by increasing synthetic cycle of polyoxometalates. the composition, structure, and properties of the as prepared composite films have been characterized in detail by uv - vis, ftir, x - ray photoelectron spectra, scanning electron microscopy, atomic force microscopy, transmission electron microscopy and cycle voltammograms

    利用有效的在前體膜中成核、生長納米粒子的方法，使用keggin型鎢系、鉬系多酸，有目的地利用其酸性，強氧化性，在膜中發生反應，從合成出基於多酸的納米粒子，通過增加多酸的反應循環數，我們可以實現了納米粒子的可控合成，採用uv - vis光譜、 ftir光譜、 x -射線光電子能譜、掃描電子顯微鏡、原子力顯微鏡、透射電子顯微鏡、循環伏安對所制備的納米復合膜進行了組成、結構和性質表徵。
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