摘要
利用原子数据模拟程序RCN/RCG、AUTOSTRUCTURE(AS)、GRASP分别对类氖铁的离子结构进行计算,计算过程包含了对波函数的相对沦修正,计算结果包括电偶级光谱跃迁的能级间隔,谐振子强度,跃迁几率,并与实验值进行了比较,分析了3种原子数据模拟程序在计算原子结构上的精确度.
Energy levels and oscillator strengths among the 27 fine-structure levels belonging to the (1s22s2)2p6, 2p53s, 2p53p and 2p53d configurations of neon-like iron ion have been calculated by using three atomic structure codes, RCN/RCG. AUTOSTRUCTURE (AS) and GRASP. The relativistic corrections of the wave functions are taken into account in RCN/RCG calculations. The results well agree with experimental and theoretical data wherever available. Finally the accuracy of three codes was analyzed.
出处
《天文学报》
CSCD
北大核心
2004年第1期16-24,共9页
Acta Astronomica Sinica
基金
NKBRSF(No.G1999075406)
国家自然科学基金(No.10173014
10374114)
