Four-body calclation of Λ4H and Λ4He with realistic YN and NN interactions

被引:0
|
作者
Hiyama, E [1 ]
Kamimura, M [1 ]
Motoba, T [1 ]
Yamada, T [1 ]
Yamamoto, Y [1 ]
机构
[1] KEK, Inst Particle & Nucl Studies, Tsukuba, Ibaraki 3050801, Japan
来源
HADRONS AND NUCLEI | 2001年 / 594卷
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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 four-body calculations for He-4(Lambda) and H-4(Lambda) with high accuracy have been performed in the framework of the variational method with Jacobian-coordinate Gaussian-basis functions. All the rearrangement channel of both NNNLambda and NNNSigma are explicitly taken into account for the first time using realistic NN and YN interactions. The important role of Lambda - Sigma conversion and the amount of the virtual Sigma-component in He-4(Lambda) and H-4(Lambda) are discussed.
引用
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页码:189 / 194
页数:6
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