从低夸克质量下的格点QCD模拟中提取ρ共振
高能物理 - 格点
2010-01-21 v1
摘要
利用无限体积中散射矩阵与周期盒子中双粒子谱之间的既定关系,我们从N_f=2味动力学clover费米子在小π介子质量2 m_pi < m_rho下的模拟中计算了ρ介子的质量和宽度。
引用
@article{arxiv.0810.5337,
title = {Extracting the rho resonance from lattice QCD simulations at small quark masses},
author = {M. Göckeler and R. Horsley and Y. Nakamura and D. Pleiter and P. E. L. Rakow and G. Schierholz and J. Zanotti},
journal= {arXiv preprint arXiv:0810.5337},
year = {2010}
}
备注
7 pages, 6 figures, talk presented at the XXVI International Symposium on Lattice Field Theory, July 14-19, 2008, Williamsburg, Virginia, USA