氧化钪
- 网络Scandium oxide;Scandia
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实验结果表明,氧化钪均匀分布在钨颗粒表面。
The experimental results show that scandia distributed evenly on the surface of tungsten particles .
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同时,利用液液掺杂法制备钪钨粉末可以更好地改善氧化钪在钨粉末中的分布均匀性。
In addition , scandium-tungsten powder which is made by using Liquid-Liquid doping method can improve the uniform distribution of scandia in tungsten powder .
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用于CRT的氧化钪分散型阴极的实验研究
Experimental study of dispersed SC _2o_3 oxide cathode
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高纯氧化钪和金属钪样品经盐酸分解,在不分离钪基体元素情况下,采用ICP-AES方法测定样品中稀土元素和其他杂质元素。
Hydrochloric acid is used to decompose high purity Sc oxide and Sc samples . ICP AES Method is adopted to determine the rare earth elements and other elements , without separating Sc base elements .
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用萃取法从钨矿渣制取氧化钪
Preparation of Scandium Oxide from Tungstenic Slag by the Process of Extraction
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氧化钪混合钨基扩散型阴极表面结构的研究
Study on Surface Structure of Scandia Mixed Tungsten Matrix Impregnated Dispenser Cathode
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从钨渣中提取高纯氧化钪
Extraction of Hihg - Purity Scandium Oxide from Tungsten Slag
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高纯氧化钪中杂质元素分析
Element Analysing Approach for Impurities in High-purity Sc Oxide
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氧化钪-氯化-铝镁热还原法制备钪中间合金新工艺研究
Study on the New Preparation Method of Sc-Bearing Master Alloys by Magnesium Thermoreduction
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离子色谱法测定氧化钪中的铜、镍、锌
Determination of cu , ni , Zn in scandium oxide by Ion Chromatography
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纳米氧化钪掺杂钨粉的研究
Study on Scandia Doped Tungsten Nano - Powders
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伯胺萃取法提取氧化钪的工艺研究
Technology of Extracting Scandium Oxide by primary Amine
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氧化钪提取新工艺探讨
New arts New Scandium Oxide Extraction Process
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氧化钪提纯工艺研究
Study on Oxidizing Scandium Refining Process
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用液-固掺杂及两段还原法制备了氧化钪及铼掺杂的钨粉。
Scandia and rhenium doped tungsten powders were prepared by solid-liquid doping combined with two-step reduction method .
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氧化钪分散型氧化物阴极及其性能研究
Scandium Oxide Cathode Research
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研究了用电感耦合等离子体质谱法测定高纯氧化钪中15个稀土杂质的方法。
The methode of inductively coupled plasma-mass spectrometry for determining impurities of 15 rare earths in highly pure scandium oxide was studied .
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将氧化钪掺杂钨基体应用于碱土金属钡扩散阴极,研究基体的改进对阴极的影响。
The Scandia doped tungsten body was applied in impregnated dispenser cathode and the effect of the improving matrix on the cathode characteristic was also studied .
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采用硝酸钪掺杂蓝钨的液固掺杂法,可以获得氧化钪在钨粉表面均匀分布的掺杂钨粉末,与机械混合法制备的稀土钨粉相比,粉末有不同程度细化,且颗粒大小分布均匀。
The mean particle size is much smaller , 80263 uniformly distributed and covered over tungsten grain existed like a film is showed in Scandia doped tungsten powder compared with that of mechanical mixing scandia and tungsten powder .
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浸出液萃取提钪试验,得到了纯度为99.85%的三氧化二钪和4N金属钪。
In the Sc extraction experiment with leachate , the Sc 2O 3 and Sc metal with a purity degree of 99.85 % and 99.99 % are respectively obtained .
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研究了钪(Ⅲ)茜素氨羧络合剂(ALC)络合物在碳糊电极正电位区的吸附伏安行为,利用该络合物产生的二次导数吸附氧化峰电流与钪浓度成正比测定钪。
The adsorptive voltammetric behavior of the scandium (ⅲ) - alizarin complexon ( ALC ) complex was investigated in the positive potential region of a carbon paste electrode ( CPE ) .
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铝酸盐钡钨阴极中掺氧化钙和氧化钪的作用机理
Study on the role of calcium oxide and scandium oxide in the impregnated barium aluminate cathode