2020 Impact factor 3.043
Hadrons and Nuclei

Eur. Phys. J. A 13, 105-107 (2002)

The large probability of the $\mth{0^+}$ ground states

A. Arima1, N. Yoshinaga2 and Y.M. Zhao3, 4

1  The House of Councilors, 2-1-1 Nagatacho, Chiyodaku, Tokyo 100-8962, Japan
2  Department of Physics, Saitama University, Urawa, Saitama 338-8570, Japan
3  Cyclotron Center, Institute of Physical and Chemical Research (RIKEN), 2-1 Hirosawa, Wako-shi, Saitama 351-0198, Japan
4  Department of Physics, Southest University, Nanjing 21008, PRC

(Received: 1 May 2001)

We investigate the dominance of 0+ states as the lowest states in shell model calculations with random two-body interactions in a single j-shell. We have found an explanation of the large probability of the 0+ ground state.

05.30.-d - Quantum statistical mechanics.
05.45.-a - Nonlinear dynamics and nonlinear dynamical systems.
21.60.Cs - Shell model.
24.60.Lz - Chaos in nuclear systems .

© Società Italiana di Fisica, Springer-Verlag 2002