Acta Physico-Chimica Sinica ›› 1988, Vol. 4 ›› Issue (02): 113-116.doi: 10.3866/PKU.WHXB19880201

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APPLICATION OF XPS TO STUDYING Y-Ba-Cu-O SUPERCONDUCTOR (Ⅱ)

Tang Youqi; Wu Nianzu*; Gui Linlin; Lin Bingxiong; Zheng Xiangmiao; Liu Zhengyi;
Yin Daole; Wu Ke; Zhang Wenbin; Wen Qingze   

  1. Institute of Physical Chemistry; Peking Univ.; Beijing; China
    Department of Physics; Peking University; China
  • Received:1987-09-08 Revised:1987-10-23 Published:1988-04-15
  • Contact: Wu Nianzu

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Abstract: We have carried out investigations of the surfaces of the Y-Ba-Cu-O superconductor with XPS. Our experiments deal with the chemical valence states of the elements at the surfaces as well as the changes of the surface species and the peak splitings with heating, etching and irradiation.