Roles of nuclear weak rates on the evolution of degenerate cores in stars Toshio Suzuki, Naofumi Tsunodaa, Yuhsuke Tsunoda, Noritaka Shimizu and Takaharu Otsuka EPJ Web Conf., 165 (2017) 01048 Published online: 30 December 2017 DOI: 10.1051/epjconf/201716501048