SPURIOUS STATES IN QUASI-PARTICLE THEORY

被引:0
|
作者
RAJ, R [1 ]
RUSTGI, ML [1 ]
机构
[1] SUNY BUFFALO, DEPT PHYS, BUFFALO, NY 14260 USA
来源
PHYSICAL REVIEW C | 1990年 / 41卷 / 01期
关键词
D O I
10.1103/PhysRevC.41.374
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
0+ spurious states arising due to the nonconservation of the number of particles, associated with the quasiparticle modified Tamm-Dancoff approximation method, up to the square of the number of particles operator are discussed. A procedure for eliminating the effects of these spurious states from the quasiparticle modified Tamm-Dancoff approximation basis states is prescribed and applied to structure studies of Ni isotopes employing the Kuo-Brown effective interaction, and the trends of the results thus obtained are compared with experiments and earlier calculations. © 1990 The American Physical Society.
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页码:374 / 377
页数:4
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