中文

奇异与粲夸克对核子电荷及矩的贡献

高能物理 - 格点 2021-09-06 v1

摘要

我们给出了奇异与粲夸克对核子电荷及矩贡献的初步结果。标量、轴矢与张量电荷以及非极化一阶矩使用clover-on-HISQ公式进行计算,覆盖四种格距a={0.06,0.09,0.12,0.15}a=\{0.06,0.09,0.12, 0.15\}~fm,以及三种介子质量Mπ={310,220,130}M_\pi=\{310,220,130\}~MeV。重整化因子使用RI-sMOM方案进行非微扰计算。我们进行了手征与连续外推以获得物理结果。

关键词

引用

@article{arxiv.2109.01191,
  title  = {Strange and charm contributions to nucleon charges and moments},
  author = {Rui Zhang and Tanmoy Bhattacharya and Rajan Gupta and Huey-Wen Lin and Santanu Mondal and Sungwoo Park and Boram Yoon},
  journal= {arXiv preprint arXiv:2109.01191},
  year   = {2021}
}

备注

Proceeding for LATTICE2021 conference