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β-FeSi2的高压研究

DOI: 10.11858/gywlxb.2002.03.011, PP. 224-226

Keywords: &beta,-FeSi2,高压,同步辐射

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Abstract:

对β-FeSi2晶体进行了原位X射线衍射高压研究。利用同步辐射X射线衍射原位研究了β-FeSi2的高压相演化,发现压力在4.3GPa时出现相变,在25.8GPa时相变完成。指标化结果表明:经高压处理后得到的产物具有四方结构,其晶格常数为:a=b=1.0049nm,c=0.3394nm。

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