samarium

samarium怎么读

英式音标：[səˈmeəriəm]

美式音标：[səˈmeriəm]

samarium的意思释义

n.

钐（一种稀有金属元素，符号Sm,原子序为62）；

英英释义

n.a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite

同义词：Smatomic number 62

samarium用法及例句

例句参考

Samarium(II)-iodide-mediated cyclizations in natural product synthesis.

A chiral samarium-based catalyst for the asymmetric Meerwein-Ponndorf-Verley reduction

ChemInform Abstract: Samarium Diiodide Mediated Reactions in Total Synthesis

Superconductivity at 43 K in Samarium-arsenide Oxides $SmFeAsO_{1-x}F_x$

ChemInform Abstract: Sequencing Reactions with Samarium(II) Iodide

Phase II trial of consolidation docetaxel and samarium-153 in patients with bone metastases from castration-resistant prostate cancer

Palliation of pain associated with metastatic bone cancer using samarium-153 lexidronam: a double-blind placebo-controlled clinical ...

ChemInform Abstract: DIVALENT LANTHANIDE DERIVATIVES IN ORGANIC SYNTHESIS. 1. MILD PREPARATION OF SAMARIUM IODIDE AND YTTERBIUM IODI...

Reactivity of trimethylaluminum with (C5Me5)2Sm(THF)2: synthesis, structure, and reactivity of the samarium methyl complexes (C5Me5...

samarium相关例句

1. The source, influence and control of the impurity dements in samarium are described in this paper.

本文在实验的基础上论述了钐中杂质的来源，影响及控制方法。

2. The source, influence and control of the impurity elements in samarium are described in this paper.

本文在实验的基础上论述了钐中杂质的来源，影响及控制方法。

3. But rather than test the radioactive decay using just one method, the researchers used three, involving the elements lead, samarium and neodymium.

但是，相对于仅使用一个方法测试放射性衰变，研究人员测定时使用了三种元素，铅，钐，钕。

4. Application of samarium diiodide in mediating intramolecular cyclization reactions was reviewed.

综述了二碘化钐在分子内环化反应中的应用。

12. Samarium and manganese co-doped zinc borosilicate storage glasses were prepared by high temperature solid state method.

使用高温固相法合成了钐锰共激活的硼硅锌玻璃。

13. Samarium, Samarium Metal, Metal Samarium.

钐，金属钐，钐金属。

14. The second one describes the reductive elimination reactions promoted by samarium reagents.

第二章研究了二碘化钐促进的还原消除反应；

15. Samarium salicylate is synthesized by the rheological phase reaction method.

用流变相合成了水杨酸钐。

16. Chapter two describes a new strategy to form carbon-carbon double bonds via the reductive elimination reaction promoted by samarium diiodide.

第二章研究了通过二碘化钐促进的还原消除反应构建碳碳双键的策略。

17. The availability of high performance magnets, like samarium cobalt and neodymium-boron-iron, has made it possible to improve the performance of brushless dc motors significantly.

高性能的永磁体如钐钴、钕铁硼的问世使得永磁无刷直流电动机的性能大大提高了。

19. The device consists of a single-shot molded plastic package that includes a samarium cobalt pellet, a pole piece , and a Hall effect IC that has been optimized to the magnetic circuit.

该装置由一个单杆模压塑料封装，包括一个钐钴颗粒，一极片和霍尔效应集成电路已优化的磁路。

20. The cyclopropanation reaction of ethylene with samarium(II) carbenoid was studied by means of the B3LYP hybrid density functional method.

用密度泛函B3LYP方法研究了过渡金属钐类卡宾与乙烯的环丙烷化反应的机理。

21. Most famously, uranium-238 decays into lead-206 with a half life of 4.5 billion years, though radioactive rubidium and samarium are also useful for dating things billions of years old.

较为有名的就是铀-238衰变为铅-206的半衰期为45亿年，当然放射性铷和钐也同样对测算几十亿年前的物体的年龄很有用。

23. The variety includes: Fang Xing, permanent magnetism ferrites, ferro-aluminum boron strong magnetism, rubber magnetism, samarium cobalt magnetism, magnetic product and soon.

品种有：等方性、异方性永磁铁氧体、铝铁硼强磁，橡胶磁、钐钴磁、磁性制品等。

24. The variety includes: Fang Xing, permanent magnetism ferrites, ferro-aluminum boron strong magnetism, rubber magnetism, samarium cobalt magnetism, magnetic product and soon.

品种有：等方性、异方性永磁铁氧体、铝铁硼强磁，橡胶磁、钐钴磁、磁性制品等。

25.samarium analyzer

钐含量分析仪

26.Samarium cobalt permanent magnet alloy powder--Determination of samarium and cobalt

GB/T15679.1-1995钐钴永磁合金粉化学分析方法钐、钴量的测定

27.samarium nitride

氮化钐

28.samarium carbide

碳化钐

29.samarium poisoning

钐中*

30.samarium aluminate

铝酸钐

31.samarium silicate

硅酸钐

32.samarium boride

硼化钐

33.samarium sulphate

硫酸钐

34.samarium dichloride

二氯化钐