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Phys. Rev. C 45, 2795–2802 (1992)

Comparison of two approaches to microscopy of the interacting boson model

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J. Dobeš and P. Navrátil
Institute of Nuclear Physics, Czechoslovak Academy of Sciences, 250 68 Řež, Czechoslovakia

O. Scholten
Kernfysisch Versneller Instituut, Zernikelaan 25, 9747 AA Groningen, The Netherlands

Received 2 December 1991; published in the issue dated June 1992

Two approaches to the microscopical derivation of the interacting boson model are examined and compared. The first one is the well-known Otsuka-Arima-Iachello method as extended to a multishell case by using the generalized seniority scheme or exact calculations in the seniority equal to 0 and 2 space. The second one is a procedure based on the similarity transformed Dyson mapping. Close agreement between the two approaches is found.

© 1992 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.45.2795
DOI:
10.1103/PhysRevC.45.2795
PACS:
21.60.Ev