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Phys. Rev. C 59, 611–616 (1999)

Spurious states in the Faddeev formalism for few-body systems

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P. Navrátil1,*, B. R. Barrett1, and W. Glöckle2
1Department of Physics, University of Arizona, Tucson, Arizona 85721
2Ruhr-Universität Bochum, D-44780 Bochum, Germany

Received 10 August 1998; published in the issue dated February 1999

We discuss the appearance of spurious solutions of few-body equations for Faddeev amplitudes. The identification of spurious states, i.e., states that lack the symmetry required for solutions of the Schrödinger equation, as well as the symmetrization of the Faddeev equations is investigated. As an example, systems of three and four electrons, bound in a harmonic-oscillator potential and interacting by the Coulomb potential, are presented.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.59.611
DOI:
10.1103/PhysRevC.59.611
PACS:
21.45.+v, 21.60.Cs, 31.15.Pf

*On leave of absence from the Institute of Nuclear Physics, Academy of Sciences of the Czech Republic, 250 68 Řež near Prague, Czech Republic.

See Also

Comment: E. Nielsen, D. V. Fedorov, and A. S. Jensen, Comment on “Spurious states in the Faddeev formalism for few-body systems”, Phys. Rev. C 60, 069801 (1999).