将Zn粉末置于流量为500ml/min的NH3气流中,在600℃氮化120 min,制备出高质量的Zn3N2粉末.X射线衍射(XRD)表明Zn3N2粉末具有立方结构,其晶格常数为0.9788 nm.扫描电子显微镜(SEM)和透射电子显微镜(TEM)观察发现Zn3N2粉末晶粒形状具有多样性.X射线光电子谱(XPS)表明Zn3N2的化学键状态与ZnO及金属Zn明显不同,表明N-Zn键的形成.用计算机模拟了Zn3N2晶体的立体结构,用高分辨电子显微镜(HRTEM)观察了Zn3N2粉末的内部结构,观察结果与Partin等提出的Zn3N2结构模型相符合.
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