关于质量最低的标量九重态
高能物理 - 唯象学
2009-11-07 v1
摘要
存在一个主要由价夸克-反夸克对组成，并根据近单态-八重态分离混合的标量九重态的假设：f_0 (980) 单态，a_0^{+,0,-} (980), K^{* +,0}_0 (1430), \bar K^{* -,0}_0 (1430), f_0 (1500) 八重态，通过三体衰变 D^{\pm}, D_{s}^{\pm} -> PS^{\pm} pi^+ pi^-（其中 PS^{\pm} = pi^{\pm}, K^{\pm}）进行了进一步检验。衰变相位的分析支持 f_0 (980) 的单态性质。
引用
@article{arxiv.hep-ph/0209223,
title = {On the scalar nonet lowest in mass},
author = {Peter Minkowski and Wolfgang Ochs},
journal= {arXiv preprint arXiv:hep-ph/0209223},
year = {2009}
}
备注
Talk (by P.M.) given at the QCD 02 9th International High-Energy Physics Conference in QuantumChromoDynamics (Montpellier 2-9th July 2002), 4 pages