Is the collective IBM space exhausted only by the valence shell?
A. D. EfimovA. A. PasternakD. N. DoinikovV. M. MikhajlovJ. Srebrny
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A. D. EfimovA. A. PasternakD. N. DoinikovV. M. MikhajlovJ. Srebrny
文献摘要
Interpretation of the B(E2) values at energies higher the first backbending
indicates that the maximum boson of IBM has to increase with energy and spin.