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关于D波奇异介子的混合

李祯

聊城大学学报:自然科学版2012,Vol.25Issue(2):22-25,4.
聊城大学学报:自然科学版2012,Vol.25Issue(2):22-25,4.

关于D波奇异介子的混合

On the Mixing of the D-wave Strange Mesons

李祯1

作者信息

  • 1. 伊犁师范学院物理科学与技术学院,新疆伊宁835000
  • 折叠

摘要

Abstract

In the presence of th π2 (1 670), η2 (1 870)and η2 (1 645) being the members of the1^1 D2meson nonet, based on the mass-squared matrix and the nonrelativistie constituent quark model, the mass of the isodoublet K(^1D2) is estimated with a good agreement , Further, with the help of the above value, it is suggested that the mixing angle between K(^1D2) and K(^3D2) is about 0 degrees. Then, some decay widths of K2 (1 770) and K2 (1 820) are estimated by the^3 P0 decay model. The mixing angle beween them is difficult to confirm resoting to compare the result of^3 P0 decay model with the PDG datas.

关键词

质量矩阵/非相对论组分夸克模型/混合/衰变宽度

Key words

the mass matrix/the nonre[ativistic constituent quark model/mixing/decay width

分类

物理学

引用本文复制引用

李祯..关于D波奇异介子的混合[J].聊城大学学报:自然科学版,2012,25(2):22-25,4.

基金项目

伊犁师范学院青年项目 ()

聊城大学学报:自然科学版

OACHSSCD

1672-6634

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