氧鉬基 的英文怎麼說

中文拼音 [yǎng]
氧鉬基 英文
molybdenyl
  • : 名詞[化學] (氣體元素) oxygen (o)
  • : 名詞[化學] molybdenum (43號元素, 符號 mo)
  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

    為了改善鉑催化劑化甲醇的催化活性,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,磷酸和磷鎢酸均能在ptru / c電極上發生化還原反應,而且雜多酸修飾濃度對pt / gc電極化甲醇的催化活性有很大影響。
  2. 1 ) the synthesis and structural characterization of 5, 10, 15 - tris ( penta - fluorophenyl ) corrole and its corresponding [ 5, 10, 15 - tris ( pentafluorophenyl ) corrolato ] manganese ( iii ) ; 2 ) the synthesis and structural characterization of series of porphyrin and metalloporphyrins as follows : chloro [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] manganese ( iii ), chloro [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] iron ( iii ), [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] copper ( ) and - oxo - bis [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinatomanganese ( iii ) ]. 2. in the third charpter, a highly selected silver electrode based on 5, 10, 15 - tris ( pentafluorophenyl ) corrole has been prepared, and its response was compared with that of metallo corrole counterpart and 5, 10, 15, 20 - tetra ( phenyl ) porphyrin

    3 、制備了以--雙( 5 , 10 , 15 , 20 -四(對甲) )錳卟啉載體的酸根選擇性電極,並與5 , 10 , 15 , 20 -四(對甲)鐵卟啉、 5 , 10 , 15 , 20 -四(對甲)錳卟啉、 5 , 10 , 15 , 20 -四(對甲)銅卟啉電極的響應性能進行了比較,對電極的膜組份進行了優化,並分別考查了電極的選擇性、 ph值影響、穩定性和壽命等,並將該電極應用於腐蝕抑制劑中酸根的測定。
  3. 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?陰極還是在稀土?鎢電極中,稀土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體晶粒的納米小顆粒。
  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

    鎢礦石礦石化學分析方法丁二肟-磺水楊酸-氫化銨-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

    鎢礦石礦石化學分析方法丁二肪-磺水楊酸-氫化銨-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,在已有文獻介紹的礎上,結合原有的理論和實踐礎,摸索出了包括高溫作用反應離子( 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、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場發射冷陰極尖錐。
  7. With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance

    在參閱了大量文獻的礎上,分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化、納米銅粒子、表面修飾納米二化鈦,經原子力顯微鏡測試,獲得的超細二硫化的粒度平均在800nm以內,納米銅粒子平均粒度約為30nm ,表面修飾納米二化鈦平均粒度約為40nm ,在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性,結果表明:在合理的添加濃度范圍內,超細二硫化在低載時具有優良的減摩抗磨性能,納米銅在高載時具有比較好的減摩抗磨性能,表面修飾二化鈦粒子因具有有機與無機復合物的特性,從低載到高載都保持穩定的減摩抗磨性能。
  8. Standard test method for total cobalt in alumina - base cobalt - molybdenum catalyst by potentiometric titration method

    電位滴定法測定化鋁鈷-催化劑中總鈷含量的標準試驗方法
  9. Chemical analysis methods for acid slay of cupola. determination of phosphorus pentoxide by extraction molybdophosphate yellow using methyl isobutyl ketone spectrophotometic method of vanadium

    鑄造化鐵爐酸性爐渣化學分析方法.磷釩黃-甲異丁甲酮萃取光度法測定五化二磷量
  10. Standard test method for total molybdenum in fresh alumina - base catalysts

    新制化鋁催化劑中總量的標準試驗方法
  11. 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、系多酸,有目的地利用其酸性,強化性,在膜中發生反應,從合成出於多酸的納米粒子,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。
分享友人