Stark and Zeeman spectroscopies of 4f66s6p 7G1-6 levels in Sm I under external electric and magnetic fields

被引:12
|
作者
Fukumi, A [1 ]
Endo, I [1 ]
Horiguchi, T [1 ]
Ishida, Y [1 ]
Kondo, T [1 ]
Kuwamoto, T [1 ]
Matsuzaki, H [1 ]
Nakamura, T [1 ]
Takahashi, T [1 ]
机构
[1] Hiroshima Univ, Dept Phys, Higashihiroshima 739, Japan
关键词
D O I
10.1007/s004600050362
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
Systematic study of hyperfine structures, Zeeman and Stark effects in Sm I is performed for the lowest (7)G(1-6) levels belonging to the configuration 4f(6)6s6p by atomic-beam laser spectroscopy with fluorescence detection. The hyperfine coupling constants of (7)G(2-6) levels are determined. From the Zeeman splittings for the 4f(6)6s(27)F(2-6) - 4f(6)6s6p(7)G(2-6) transitions, g-values are determined for the (7)G(2-6) levels and the precision is improved by several orders of magnitude. From the Stark splittings for the F-7(0-3) -(7)G(1-3) transitions, tensor polarizabilities alpha(2)(J) are determined for the upper (7)G(1-3) levels. Particularly for the (7)G(1) level (15 650.55 cm(-1)) which has close-lying opposite-parity level, the isotope dependence of alpha(2)(J) is clearly observed for the first time.
引用
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页码:243 / 249
页数:7
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