Abstract
We report the hyperfine structure (hfs) measurement of the metastable (3d 6 4s 2)a 3 H 4, 5, 6 states of57Fe. The kHz-precision of these experimental results together with the hyperfine structure values of (3d 6 4s 2)a 5 D 1, 2, 3, 4, (3d 7 4s)a 5 F 2, 3, 4, 5, and (3d 7 4s)a 3 F 2, 3, 4, which were measured earlier, allowed to determine a very detailed set of effective radial parameters describing the hfs of these states, using a new parametrization method. This method treats one- and two-body contributions to the hfs separately. In this way configuration interaction effects in the hfs of the57Fe atom can be studied in detail and compared with configuration interaction effects in the fine structure of the same atom.
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Work performed under Project MR.I.5.1.04
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Ertmer, W., Johann, U., Dembczyński, J. et al. Hyperfine structure measurements of the metastable (3d 6 4s 2)3 H 4, 5, 6 states of57Fe: Configuration interaction in the hyperfine structure of the iron atom. Z Phys D - Atoms, Molecules and Clusters 2, 67–77 (1986). https://doi.org/10.1007/BF01437244
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DOI: https://doi.org/10.1007/BF01437244