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Author:

孙宝玺 (孙宝玺.) | 董方勇 (董方勇.) | 吕晓夫 (吕晓夫.)

Indexed by:

PKU CSCD

Abstract:

研究了t道、s道、u道和由张量相互作用项导致的接触项对矢量介子和重子八重态之间的相互作用势的贡献。在分波分析的框架下,求解了耦合道的李普曼–施温格方程,研究了动力学生成的奇异数S =0,同位旋为I=1/2的重子共振态N(1650)1/2?和N(1700)3/2?,N(1895)1/2?和N(1875)3/2?,N(2120)3/2?,以及同位旋I=3/2的重子共振态?(1620)1/2?和?(1700)3/2?的质量、衰变宽度、和角动量等性质。另外,计算结果表明,在2000 MeV附近存在着J P=1/2?的N(2120)3/2?的对偶共振态。

Keyword:

耦合道李普曼-施温格方程 手征幺正理论 强子共振态

Author Community:

  • [ 1 ] [孙宝玺]北京工业大学
  • [ 2 ] [董方勇]北京工业大学
  • [ 3 ] [吕晓夫]四川大学

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Source :

原子核物理评论

ISSN: 1007-4627

Year: 2015

Issue: 2

Page: 184-190

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 0

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