MICROSCOPIC DESCRIPTION OF THE BETA-DELAYED DEUTERON EMISSION FROM HE-6

被引:27
作者
CSOTO, A [1 ]
BAYE, D [1 ]
机构
[1] HUNGARIAN ACAD SCI, INST NUCL RES, H-4001 DEBRECEN, HUNGARY
来源
PHYSICAL REVIEW C | 1994年 / 49卷 / 02期
关键词
D O I
10.1103/PhysRevC.49.818
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
The beta delayed deuteron emission from He-6 is studied in a dynamical microscopic cluster model. This model gives a reasonably good description for all the subsystems of He-6 and Li-6 in a coherent way, without any free parameter. The beta decay transition probability to the Li-6 ground state is underestimated by a few percent. The theoretical beta delayed deuteron spectrum is close to experiment but it is also underestimated, by about a factor of 1.7. We argue that, in spite of their different magnitudes, both underestimations might have a common origin. The model confirms that the neutron halo part of the He-6 wave function plays a crucial role in quenching the beta decay toward the alpha + d channel.
引用
收藏
页码:818 / 823
页数:6
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