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Phys. Rev. C 61, 034311 (2000) [14 pages]

Quadrupole deformations of neutron-drip-line nuclei studied within the Skyrme Hartree-Fock-Bogoliubov approach

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M. V. Stoitsov1,2, J. Dobaczewski3, P. Ring2, and S. Pittel4
1Institute of Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, Sofia-1784, Bulgaria
2Physik Department, Technische Universität München, D-85748 Garching, Germany
3Institute of Theoretical Physics, Warsaw University, Hoża 69, PL-00-681 Warsaw, Poland
4Bartol Research Institute, University of Delaware, Newark, Delaware 19716

Received 3 September 1999; published 17 February 2000

We introduce a local-scaling point transformation to allow for modifying the asymptotic properties of the deformed three-dimensional Cartesian harmonic oscillator wave functions. The resulting single-particle bases are very well suited for solving the Hartree-Fock-Bogoliubov equations for deformed drip-line nuclei. We then present results of self-consistent calculations performed for the Mg isotopes and for light nuclei located near the two-neutron drip line. The results suggest that for all even-even elements with Z=10–18 the most weakly bound nucleus has an oblate ground-state shape.

© 2000 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.61.034311
DOI:
10.1103/PhysRevC.61.034311
PACS:
21.60.Jz, 21.10.Dr, 21.10.Ky