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金属材料的激光诱导等离子体光谱法成分分析的实验研究

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Keywords: 激光诱导等离子体光谱,延迟时间,环境气体,元素识别

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Abstract:

以波长1064nm的NdYAG调Q激光束为激发光源,对铜、镁铝合金和钢等金属材料的激光诱导等离子体光谱(Lips)进行了实验探测,并分析了延迟时间、环境气体等因素对元素光谱特性的影响。适当的延迟时间和氩气环境能显著地改善谱线的信噪比,从而提高元素含量分析的精度。

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