中文

SU(3)质量劈裂:\(\bar{q}q\)介子和\(qqq\)重子

高能物理 - 唯象学 2008-11-26 v1

摘要

通过比较线性质量公式的SU(3)破缺尺度,表明最低的矢量、轴矢量和标量介子都具有qˉq\bar{q}q构型,而基态八重态和十重态重子是qqqqqq。此外,采用夸克级线性σ模型来预言类似的qˉq\bar{q}qqqqqqq态。最后,证明了标量a0a_0(980)和f0f_0(980)介子的近似质量简并是偶然的。

关键词

引用

@article{arxiv.hep-ph/0307003,
  title  = {SU(3) Mass Splittings for $\bar{q}q$ Mesons and $qqq$ Baryons},
  author = {M. D. Scadron and G. Rupp and E. van Beveren and F. Kleefeld},
  journal= {arXiv preprint arXiv:hep-ph/0307003},
  year   = {2008}
}

备注

8 Pages, AIP Proc. Style; Contribution to the High-Energy Physics Workshop "Scalar Mesons: an Interesting Puzzle for QCD", May 16-18, 2003, SUNY Institute of Technology, Utica (NY)