摘要
本文简述了新重丰中子同位素２３９Ｐａ的首次合成和鉴别，并测定其半衰期为１０６±３０ｍｉｎ．
This paper reports that the new heavy neutron-rich isotope 239Pa has been observed for the first time and its half life has been determined to be 106±30min.
基金
国家自然科学基金
中国科学院八.五重大项目
关键词
化学分离
丰中子
同位素
镤239
new isotope
chemical separation
synthesis and identification.
