采用飞秒脉冲激光沉积法在Si(100)和Si(111)单晶基片上制备了均匀的单相β-FeSi2薄膜;用X射线衍射(XRD),场扫描电镜(FESEM),能谱仪(EDX),傅立叶红外拉曼谱仪(FTRIS)研究了薄膜的结构、组分、表面形貌和光学性能.观察到了β-FeSi2在Si单晶基片上的生长与晶面取向有关的证据,并在室温(20℃)下观测到β-FeSi2薄膜的光致发光,其发光波长为1.53μm;在氩离子514nm激光的激发下,在192.0和243.9cm-1等位置观察到β-FeSi2的拉曼散射峰.
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