Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China;
Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China;
Jianzhong Chemical Corperation, Yibin 644000, China;
ZIRLO alloy; corrosion resistance; copper ion implantation; X-ray photoemission spectroscopy (XPS); Auger electron spectroscopy (AES);