通过热力学分析从理论计算上给出了C-H-N体系中低压生长金刚石的三元相图.该相图中存在金刚石生长区.不同温度和压强下金刚石生长区几乎都位于CH4-N连线以下,并且随衬底温度的改变而有显著的变化.随着氮含量的增加,金刚石生长区向碳含量减少的方向移动.使用该相图对优化添加含氮气源生长金刚石的实验条件提供了理论依据.
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