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X射线光电子能谱XPS的原理及应用
Cu与CuO的化学位移为0.4eV,Ag与Ag2SO4化学位移为0.1eV而对它们来说俄歇化学位移相当大应用由于元素的结合能是唯一标识的,因而我们可以用 xps 作: (1)组成样品的元素的标定 (2)各元素含量的计算 在XPS谱图中首先鉴别出C1s、O1s、C(KLL) 和O(KLL)的谱峰 ...
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