Study on the irradiation damage effect of heavy ions on carbon foil Zhiyou Xu, Yong Liu, Junjie Zhang, Zechao Tao, Hui Jia, Huanyu Zhao and Liangting Sun EPJ Web Conf., 327 (2025) 01013 Published online: 26 June 2025 DOI: 10.1051/epjconf/202532701013