运用形变相对论平均场(RMF)理论系统地研究了轻核区的元素O, Ne, Mg, Si, S, Ar和 Ca及Ni. 计算了这8个元素的偶-偶核基态的一些性质, 如结合能、四极形变、平均每核子结合能以及双中子分离能等. 计算中采用了NL3参数组, 并用BCS方法处理对关联. 限于篇幅, 文中只给出O和Mg元素的计算结果. RMF理论计算的结果和实验值基本一致. 从双中子分离能的分析可知, RMF理论计算的各元素的双中子滴线核分别为 30O, 38Ne, 42Mg, 52Si, 54S, 60Ar, 80Ca和98Ni. 最后简单讨论了Ca和Ni同位素中的中子幻数情况.
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