稀土元素

The response of T1 phase size to heattreatment processing and rare-earth element content are discussed.

根据T1相尺寸测定结果，分析了T1相尺寸处理工艺、元素之间的关系。

A stepwise carbochlorination-chemical vapor transport(SC-CVT) technique is proposed for separation of thorium from mixed bastnaesite-monazite concentrate.

以氟铈矿-独居石混合矿为研究对象,采用分步选择性化-化学气相传输反应(SC-CVT),实现钍其它元素的分离。

The results show that rare earth elements can efficiently improve the structures of the Chromvanadizing layer, the rate of growth and properties of diffusion layer.

结果表，元素能有效地改善铬钒共渗层结构，提高共渗层生长速度和性能。

This review summaries the application of ion exchangers in the separation and determination of alkali metals, alkali-earth metals, noble metals, rare earth elements and actinoid.

离子交换剂在萃取色谱中得到了广泛的应用，本文详细总结了离子交换剂在分析化学中用于碱金属、碱金属、贵金属、元素、锕系元素等的分离测定。