氧化铕
- 网络EUROPIUM OXIDE;EUO
![氧化铕](../cache/1407589.jpg)
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以合成有序介孔材料MCM-41为主体材料,通过浸渍法及后续热处理工艺,在孔道中组装氧化铕的团簇粒子,并对其进行结构表征。
Europium oxide nanoclusters were synthesized within ordered meso porous MCM-41 by using wet impregnation technique .
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无内标和基体匹配的ICP-MS直接测定高纯氧化铕中的13种痕量稀土杂质
Direct determination of 13 rare earth impurities in high purity europium oxide by ICP-MS with no internal standard and no matrix matching
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啤酒花的萃取超临界萃取P(507)还原萃取一步提取荧光级氧化铕
Extracting Fluorescence Europium Oxide by Using the Method of P_507 Reduction and Extraction
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氧化铕无基体匹配ICP摄谱定量分析方法的研究
Studies on the Quantitative Analysis of Europium Oxide Samples Without Matrix Match by ICP-AES
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本文提出了ICP-AES直接同时测定高纯氧化铕中14个稀土和20个非稀土杂质元素的分析方法。
The paper put forward a method for determining 14 rare earth impurity elements & 20 non rare earth impurity elements directly by ICP AES .
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ICP-AES法测定高纯氧化铕中微量稀土和非稀土杂质时光谱干扰的消除及分析条件的优化
The Study of Eliminating Spectrum Interference Selecting Optimum Condition for Determining Trace Rare Earth Non Rare Earth Impurity in High Purity Europium Oxide by ICP AES
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反萃,浓缩后用ICP-AES法测定高纯氧化铕中的稀土杂质和非稀土杂质铜、铅、钴、镍。
After reextraction and preconcentration , the rare earth impurities and non-rare earth impurities such as Cu , Pb , Co and Ni in high purity europium oxide are determinated by ICP-AES .
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用纯氧化铕模拟基体AES法测定氧化铥中的钬、饵、镱、镥和钇基体区,组织为珠光体。
Determination of Ho 、 Er 、 Yb 、 Lu and Y in Tm_2O_3 by AES of Pure Eu_2O_3 Simulating Base ( c ) the matrix zone with the structure of middle lamellar pearlite .
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修饰纳米氧化铕溶胶的制备及荧光特性研究
Preparation and Luminescence Properties of the Coordinated Nano Europium Oxide Colloids
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制取荧光级氧化铕新的联合工艺
A New combination Process for Production of Europium Oxide of Fluorescence Grade
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碱度法生产荧光级氧化铕工艺改进研究
Study of Process Improvement in Producing Fluorescent Grade Eu 2O 3 by Alkalinity Method
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微型柱在线分离-ICP-MS法测定高纯氧化铕中的14个稀土杂质
Micro-column on-line separation and ICP-MS determination of 14 rare earth impurities in high-purity Eu_2O_3
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镓的部分溶解富集-电感耦合等离子体发射光谱法测定高纯氧化铕中非稀土杂质
Determination of Trace Non-Rare Earth Impurities in High-Purity Eu_2O_3 by ICP-AES after Enrichment by Partial Dissolution of Gallium
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还原后接碱度法,制得大于99.95%的氧化铕产品。
After reduction , Eu 2O 3 with concentration of more than 99.95 % can be generated with alkalinity method .
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氧化铕合成样品中的稀土杂质进行了分析,回收率大多数在90%~110%之间,可以满足一般定量分析的要求。
The results show that the majority of the recoveries are between 90 % and 110 % , which satisfies the general requirements of quantitative analysis .
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结果表明,粗铕的回收率随氧化钐铕钆富集物中稀土总量和氧化铕含量的增加而提高;
The results show that the recovery rate increased as the increase of the content of rare earth metals in Sm-Eu-Gd concentrate and the purity of europia .
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GB/T8761-1988氧化钇、氧化铕粒度分布测定光透沉降法
Determination of particle size distribution of yttrium oxide and europium oxide by sedimentation and light obscuration method
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发光光谱分析法测定氧化钇中微量铕2.大兴安岭林区平均每公顷的森林火灾受害面积,不同森林类型灌木层、草本层和地被物层释放的含碳气体量不同。
Luminous Emission Spectroscopic Analysis of Trace Amounts of Europium in Yttrium Oxide 2 . The amounts of carbon-containing gas emission from understory vegetations and litter are different .
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主要共存离子不干扰,相对标准偏差分别为90%和93%,氧化钐和氧化铕中钴的加标回收率分别为95%~100%和95%~108%。
The relative standard deviation based on 11 times of determinations for cobalt in samarium oxide and europium oxide was 9.0 % and 9.3 % , respectively . The recoveries were 95 % ~ 100 % for cobalt in samarium oxide and 95 ~ 108 % in europium oxide .