Abstract
利用电子束真空蒸镀方法制作了Ge薄膜,用作感应读出方式光子计数成像系统的电荷感应层,研究了石英玻璃衬底和陶瓷衬底上Ge薄膜的结构特征、表面形态以及各种工艺参数对薄膜电阻的影响.X射线衍射(XRD)测试表明,两种衬底上沉积的Ge薄膜均为立方相非晶态.场发射扫描电子显微镜(FESEM)图像表明石英玻璃衬底上的薄膜致密平整,陶瓷衬底上的薄膜比较粗糙,厚度较薄时,陶瓷晶界处薄膜不连续导致电阻较大.通过改变...
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