氧釩基 的英文怎麼說

中文拼音 [yǎngfánjī]
氧釩基 英文
vanadyl
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 釩 : 名詞[化學] vanadium （23號元素,符號v）
  1. Cyanopyridine, intermediate of rimifon, was synthesized from 4 - picoline using vanadium oxide as a catalyst in fixed - bed reactor, reached 99 % conversion of 4 - picoline, 88 % selectivity and 87. 12 % yield of 4 - cyanopyridine

    以4 -甲基吡啶為原料，在固定床反應器中通過含氧化釩的催化劑發生氣固相接觸氨氧化反應制備雷米封中間體4 -氰基吡啶， 4 -甲基吡啶的轉化率為99 % ， 4 -氰基吡啶的選擇性為88 % ，收率為87 . 12 % 。
  2. Chemical analysis methods and determination of physical performance of alumina determination of vanadic oxide content - n - benzoyi - n - phenylhydroxylamine extraction photometric method

    氧化鋁化學分析方法和物理性能測定方法苯甲酰苯基羥胺萃取光度法測定五氧化二釩含量
  3. Using v2 & 5 and alkylamines ( cs - cao alkyl chain ) as precursor, vanadium oxide nanotubes which have an unique structure that alkylamines intercalate into layers of tubes wall affecting the layer spacing were prepared. their layers spacing ranges from 1. 25 nm to 3. 82 nm according to the length of alkyl chain. moreover, the growth mechanism of vanadium oxide nanotubes have been investigated and 3 - 2 - id model was established to interpret the vanadium oxide nanotubes growth process. potassium niobate is a functional materials which can be used as photochemical catalysts. lt is well known that the catalytic activites are affected greatly by the surface area of catalyst particles on which the reaction take place

    以系列烷基胺和五氧化二釩為原材料，通過簡單的水熱反應合成出了氧化釩納米管，這種納米管結構獨特，烷基胺作為模板劑內嵌入納米管管壁層間，成為支持納米管的骨架，並影響層間距大小，納米管管壁層間距隨著烷基胺碳鏈長度的不同在很大范圍內變化，通過採用不同碳鏈長度的烷基胺（ c _ nh _ （ 2n + 1 ） nh _ 23 n 20 ）作為模板，來控制氧化釩納米管的層間距，層間距可調控范圍從1 . 25nm到3 . 82nm 。
  4. Oxidation of various alcohols ( benzyl alcohol, 1 - phenylethanol, and cyclohexanol ) was studied over vanadium catalysts using tert - butyl hydroperoxide as an oxidant

    摘要以過氧化叔丁醇作為氧化劑，研究了醇類（苯甲醇、 1 -苯基乙醇和環己醇）在釩基催化劑上的氧化反應。
  5. Based on these, due structure and physical and chemical properties of an excellent cathode material are presented. and oxides of high - valence cobalt, manganese and vanadium as lithium - insertion host were chosen as experimental model

    在此基礎上，提出了優良的陰極材料應具備的晶體結構及物理、化學性質，並選定了鈷、錳、釩的高價氧化物作為鋰嵌入基體的實驗對象。
  6. 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.磷釩鉬黃-甲基異丁基甲酮萃取光度法測定五氧化二磷量
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