氧化钐

大摇实密度氧化钐制备法研究

Study on Methods of Preparation of Samarium Oxide with High Bulk Density

掺杂氧化钐的炭黑用量对粉末天然橡胶性能的影响

Effect of amounts of carbon black doped with samarium oxide on properties of powdered natural rubber

氧化钐包覆铁纳米复合粒子的合成及微波响应特性

Synthesis Technology and Microwave Response Characteristics of Sm_2O_3-coated Iron Nanocomposite Particles

贵重和有色金属矿床钨氧化钐-钕同位素定年研究及其地质意义

Sm-Nd Isotopic Age Dating on Tungsten Oxides from Precious and Nonferrous Metal Deposits and Its Geological Significance

镧热还原氧化钐烧结堆料对金属钐收率的影响研究

Research on the Influence of Sinter Pile Stuff on Recovery of Sm Metal during La Thermal Reduction of Sm_2O_3

采用化学分析法和热重法得到的坩埚不同部位物料的金属钐收率，静水称量法测定镧渣的孔隙率，证实了镧热还原氧化钐过程在坩埚底部存在烧结堆料现象。

The recovery of metal Sm in the different parts of the crucible were acquired by the chemistry analysis and hot weightness methods .

其中纳米稀土氧化物更是具有传统固体不具有的许多特殊性质和用途，例如氧化钐、氧化钕等。

Especially nanometer scale rare earth oxide such as neodymium oxide samarium oxide have many properties and application which the traditional solid never have .

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 .

进行了镧热还原氧化钐时，烧结堆料对金属钐收率影响的研究。

Research is made on the influence of sinter pile stuff on recovery of Sm metal during La thermal reduction of Sm_ ( 2 ) O_ ( 3 ) .

镧热还原氧化钐过程镧在镧渣表面的富集研究镧热还原氧化钐过程镧的表面富集现象探索

Phenomenon of Surface Enrichment of La in La Dregs during the Reduction of Sm_2O_3with Metal La Research of Surface Enrichment of La During the Thermal Reducing of Sm_2O_3 with Metal La

分析讨论了杂质硅、铝在镧热还原氧化钐过程中的行为及局部富集的原因。

Behavior of impurity silicon and aluminium during the thermal reduction of samarium oxide with metallic lanthanum and reasons of impurity silicon and aluminium getting enriched in the local are analyzed and discussed here .

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 .

该法用于混合稀土和氧化钇中钐、铕、铽和镝的同时测定，获得了满意的结果。

The technique has been applied to the determination of Dy , Eu , Sm and Tb in their mixtures and yttrium oxide , and the satisfactory results were gained .

高纯氧化钆中非稀土元素的发射光谱测定高纯氧化钆中钐、铕、铽、镝和钇的ICP光谱分析方法的研究

Emission spectrographic method for determination of trace None-Rare earth elements in gadolinium oxide study on Determination of Sm 、 Eu 、 Tb 、 Dy and Y in High Purity Gadolinium Oxide by ICP spectroscopy