cesium

Cesium carbonate catalyzed O - alkylation of phenol to synthesize alkly aryl ethers.

摘要研究了碳酸铯催化酚与卤代烃反应制备烷基芳醚.

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Use: Used as an analytical reagent, to determine alkaloid and cesium.

用途:分 析试剂, 生物碱和铯盐的测定.

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The metal sheet is coated with a certain special material, such as cesium.

金属片上涂有象铯那样的某种特殊材料.

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And an ytterbium the potential to be even more accurate and stable than the cesium chronometer.

镱原子钟甚至可能比铯原子钟更加精确和稳定.

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Cesium and organic alkali will occur with other similar reactions, but it's quite lively.

铯和有机物也会发生同其他碱金属相类似的反应, 但它比较活泼.

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It is the main cesium chloride compound.

氯化铯是它的主要化合物.

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Cesium chloride was added as ionization buffer to eliminate the ionization interference of sodium and potassium.

加入氯化铯作为抑制剂,消除了钠、钾的电离干扰.

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Decontamination factor for cesium is more than 106. Recovery ratio for rubidium is more than 80 %.

建立了简便、高效的铷、铯放化分离流程,对铯的去污系数大于106, 铷的回收率大于80%.

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With nitrogen cesium, but under high temperature, and reaction generated fairly stable hydride.

铯不与氮反应, 但在高温下能与氢反应,生成相当稳定的氢化物.

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Otherwise cesium tetrachloroiodide may be formed.

不然可能形成四氯碘化铯.

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At a microkelvin , cesium has nearly the maximum possible cross section, he continued.

在绝对温度10-6度下, 铯原子的截面积几乎达到可能的最大值.

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A method for the determination of cesium in silver catalyst by FAAS is described.

利用火焰原子吸收光谱法测定银催化剂中的铯.

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The cesium atomic fountain used laser cooling and trapping is a new generation primary frequency standard.

应用激光冷却与囚禁的铯原子喷泉是新一代的频率基准.

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The most easy to produce light of current metal - cesium.

光照下最易产生电流的金属 —— 铯.

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