Zeeman effect of the hyperfine-structure levels in lithiumlike ions

被引:11
|
作者
Moskovkin, D. L. [1 ]
Shabaev, V. M. [1 ]
Quint, W. [2 ]
机构
[1] St Petersburg State Univ, Dept Phys, St Petersburg 198504, Russia
[2] Gesell Schwerionenforsch mbH, D-64291 Darmstadt, Germany
来源
PHYSICAL REVIEW A | 2008年 / 77卷 / 06期
关键词
D O I
10.1103/PhysRevA.77.063421
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The fully relativistic theory of the Zeeman splitting of the (1s)(2)2s hyperfine-structure levels in lithiumlike ions with Z=6-32 is considered for the magnetic field magnitude in the range from 1 to 10 T. The second-order corrections to the Breit-Rabi formula are calculated and discussed including the one-electron contributions as well as the interelectronic-interaction effects of order 1/Z. The 1/Z corrections are evaluated within a rigorous QED approach. These corrections are combined with other interelectronic-interaction, QED, nuclear recoil, and nuclear size corrections to obtain high-precision theoretical values for the Zeeman splitting in Li-like ions with nonzero nuclear spin. The results can be used for a precise determination of nuclear magnetic moments from g-factor experiments.
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页数:14
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