Supernova Nucleosynthesis, Radioactive Nuclear Reactions and Neutrino-Mass Hierarchy Xingqun Yao, Motohiko Kusakabe, Toshitaka Kajino, Silvio Cherubini, Seiya Hayakawa and Hidetoshi Yamaguchi EPJ Web Conf., 260 (2022) 01007 Published online: 24 February 2022 DOI: 10.1051/epjconf/202226001007