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Four Decades of Hyperfine Anomalies

Gustavsson, Martin G.H. and Mårtensson-Pendrill, Ann Marie LU orcid (1998) In Advances in Quantum Chemistry 30(C). p.343-360
Abstract

Isotopic differences in the distribution of nuclear charge and magnetization give rise to "hyperfine structure anomalies" which were observed already in the 1950s. More recently, the distribution of nuclear magnetization has been found to complicate the interpretation of the measured hyperfine splittings in highly charged hydrogen-like ions. In this paper, results of numerical calculations for a few hydrogen-like systems (133Cs, 165Ho, 185,187Re and 209Bi) of current experimental interest are presented in terms of moments of the nuclear charge and magnetization distribution, thereby displaying directly the sensitivity and emphasizing the need for a better understanding of nuclear... (More)

Isotopic differences in the distribution of nuclear charge and magnetization give rise to "hyperfine structure anomalies" which were observed already in the 1950s. More recently, the distribution of nuclear magnetization has been found to complicate the interpretation of the measured hyperfine splittings in highly charged hydrogen-like ions. In this paper, results of numerical calculations for a few hydrogen-like systems (133Cs, 165Ho, 185,187Re and 209Bi) of current experimental interest are presented in terms of moments of the nuclear charge and magnetization distribution, thereby displaying directly the sensitivity and emphasizing the need for a better understanding of nuclear wavefunctions. In addition, we also present results of many-body perturbation theory calculations for Cs hyperfine anomalies, in connection with experiments planned at ISOLDE.

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type
Contribution to journal
publication status
published
in
Advances in Quantum Chemistry
volume
30
issue
C
pages
18 pages
publisher
Academic Press
external identifiers
  • scopus:0000524418
ISSN
0065-3276
DOI
10.1016/S0065-3276(08)60516-X
language
English
LU publication?
no
id
efb1fb01-f2e8-43e8-ba74-dc2bc25e6d4c
date added to LUP
2025-05-24 06:24:31
date last changed
2025-05-26 13:51:13
@article{efb1fb01-f2e8-43e8-ba74-dc2bc25e6d4c,
  abstract     = {{<p>Isotopic differences in the distribution of nuclear charge and magnetization give rise to "hyperfine structure anomalies" which were observed already in the 1950s. More recently, the distribution of nuclear magnetization has been found to complicate the interpretation of the measured hyperfine splittings in highly charged hydrogen-like ions. In this paper, results of numerical calculations for a few hydrogen-like systems (<sup>133</sup>Cs, <sup>165</sup>Ho, <sup>185,187</sup>Re and <sup>209</sup>Bi) of current experimental interest are presented in terms of moments of the nuclear charge and magnetization distribution, thereby displaying directly the sensitivity and emphasizing the need for a better understanding of nuclear wavefunctions. In addition, we also present results of many-body perturbation theory calculations for Cs hyperfine anomalies, in connection with experiments planned at ISOLDE.</p>}},
  author       = {{Gustavsson, Martin G.H. and Mårtensson-Pendrill, Ann Marie}},
  issn         = {{0065-3276}},
  language     = {{eng}},
  number       = {{C}},
  pages        = {{343--360}},
  publisher    = {{Academic Press}},
  series       = {{Advances in Quantum Chemistry}},
  title        = {{Four Decades of Hyperfine Anomalies}},
  url          = {{http://dx.doi.org/10.1016/S0065-3276(08)60516-X}},
  doi          = {{10.1016/S0065-3276(08)60516-X}},
  volume       = {{30}},
  year         = {{1998}},
}