稀土元素La、Nd、Pr和Eu的微波等离子体炬（MPT）发射光谱

EMISSION SPECTRA OF RARE EARTH ELEMENTS La, Nd, Pr AND Eu WITH MICROWAVE PLASMA TORCH (MPT)

应用微波等离子体炬（ＭＰＴ）对稀土元素Ｌａ、Ｎｄ、Ｐｒ和Ｅｕ溶液作了摄谱研究。本文介绍了实验方法，得到合适的摄谱条件和主要结果。

In this paper we used the Microwave Plasma Torch(MPT) to analyze the rare earths: La, Nd, Pr and Eu. The experiment al method, photographic conditions and some major results are given.