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Phys. Rev. C 70, 064302 (2004) [6 pages]

Dynamical symmetry of isobaric analog 0+ states in medium mass nuclei

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K. D. Sviratcheva1, A. I. Georgieva1,2, and J. P. Draayer1
1Department of Physics and Astronomy, Louisiana State University, Baton Rouge, Louisiana 70803, USA
2Institute of Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, Sofia 1784, Bulgaria

Received 12 August 2004; published 2 December 2004

An algebraic sp(4) shell model is introduced to achieve a deeper understanding and interpretation of the properties of pairing-governed 0+ states in medium mass atomic nuclei. The theory, which embodies the simplicity of a dynamical symmetry approach to nuclear structure, is shown to reproduce the excitation spectra and fine structure effects driven by proton-neutron interactions and isovector pairing correlations across a broad range of nuclei.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.70.064302
DOI:
10.1103/PhysRevC.70.064302
PACS:
21.60.Fw, 21.10.Re, 21.30.Fe, 21.60.Cs
 
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