来自 C* 边界条件的奇异与粲夸克对 HVP 的贡献
高能物理 - 格点
2023-01-12 v1
摘要
我们给出了用于确定强子真空极化对缪子 g-2 贡献的领头阶奇异与粲夸克连通贡献的初步结果。测量在 RC* 合作组的 QCD 系综上进行，该系综采用 3+1 味 O(a) 改进 Wilson 费米子与 C* 边界条件。HVP 在非物理的介子质量下于单一格点间距值与两个格点体积上计算。此外，我们比较了矢量流不同格点离散化下的信噪比。
引用
@article{arxiv.2301.04385,
title = {Strange and charm contributions to the HVP from C* boundary conditions},
author = {Anian Altherr and Lucius Bushnaq and Isabel Campos and Marco Catillo and Alessandro Cotellucci and Madeleine Dale and Patrick Fritzsch and Roman Gruber and Javad Komijani and Jens Lücke and Marina Krstić Marinković and Sofie Martins and Agostino Patella and Nazario Tantalo and Paola Tavella},
journal= {arXiv preprint arXiv:2301.04385},
year = {2023}
}
备注
10 pages, 4 figures, RC* collaboration, Contribution to the 39th International Symposium on Lattice Field Theory, 8th-13th August, 2022, Bonn, Germany