重夸克杂化态质量劈裂：超精细与“超精细”
高能物理 - 唯象学
2022-10-19 v2 高能物理 - 实验
摘要
本文论证了 QCD 的重夸克极限要求重夸克杂化介子多重态中超精细质量劈裂的特定组合异常小。这一观察将有助于在 PANDA 等设施上探索重夸克杂化态谱。或者，该质量劈裂的较大测量值表明，该多重态中至少有一个成员必须包含显著的轻夸克自由度。
引用
@article{arxiv.1708.02679,
title = {Heavy-Quark Hybrid Mass Splittings: Hyperfine and "Ultrafine"},
author = {Richard F. Lebed and Eric S. Swanson},
journal= {arXiv preprint arXiv:1708.02679},
year = {2022}
}
备注
Version to appear in Few-Body Systems. Substantial modifications from previous version, including extensive additional references and an expanded discussion of relevant operators. 7 pages