α decay of high-spin isomers in superheavy nuclei

被引:57
|
作者
Delion, D. S. [1 ]
Liotta, R. J. [2 ]
Wyss, R. [2 ]
机构
[1] Horia Hulubei Natl Inst Phys & Nucl Engn, Bucharest 077125, Romania
[2] AlbaNova Univ Ctr, KTH, SE-10691 Stockholm, Sweden
来源
PHYSICAL REVIEW C | 2007年 / 76卷 / 04期
关键词
D O I
10.1103/PhysRevC.76.044301
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
Hindrance factors corresponding to alpha decay from two quasiparticle isomeric high K states are evaluated in superheavy nuclei. We found that the hindrance factors are very sensitive to the deformations and, therefore, they may constitute a powerful tool to extract spectroscopic information in these nuclei. The hindrance factors turn out to be very large, specially for nonaligned configurations. This indicates that if one of such states is reached the parent nucleus may become isomeric. It is also possible that alpha decay may not proceed through ground state to ground state chains but rather through excited states.
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页数:8
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