铝跟氧化铝吧
【 在 jinglin (sadokiel) 的大作中提到: 】
: 替国外留学同学问作业：
: The surface of an aluminium sample was thoroughly cleaned by abrasion and immediately put into the sample chamber of an XPS spectrometer. Two prominent peaks in the spectrum occurred at binding energies of 72.3 and 75.0 eV, with relative intensities
--
FROM 136.142.109.68