在QCD中具备NNLO+NNLL$'$修正的完全NLO精度的顶夸克对产生
高能物理 - 唯象学
2020-08-06 v3 高能物理 - 实验
摘要
我们描述了强子对撞机上顶夸克对微分分布的理论预言，其将最先进的NNLO QCD计算和NLO电弱修正，与阈值对数和小质量对数的NNLL精度双重重求和相结合。这是此类组合首次出现在文献中。数值结果给出了不变质量分布、横向动量分布以及快度分布。
引用
@article{arxiv.1901.08281,
title = {Top-quark pair production at complete-NLO accuracy with NNLO+NNLL$'$ corrections in QCD},
author = {Michal Czakon and Andrea Ferroglia and Alexander Mitov and Davide Pagani and Andrew S. Papanastasiou and Benjamin D. Pecjak and Darren J. Scott and Ioannis Tsinikos and Xing Wang and Li Lin Yang and Marco Zaro},
journal= {arXiv preprint arXiv:1901.08281},
year = {2020}
}
备注
Contribution to the proceedings of the 11th International Workshop on Top Quark Physics (TOP2018); v3: significantly modified version with more numeric results