SU(2)含Nf=8味时的梯度流与红外不动点
高能物理 - 格点
2015-11-13 v1
摘要
我们使用梯度流方法结合薛定谔泛函边界条件，研究具有8个无质量基本表示费米子味的SU(2)规范理论中耦合常数的跑动。梯度流允许我们为步标度函数测量稳健的连续极限。结果显示了与微扰论一致的红外不动点的明确迹象。
引用
@article{arxiv.1511.03563,
title = {Gradient flow and IR fixed point in SU(2) with Nf=8 flavors},
author = {Viljami Leino and Tuomas Karavirta and Jarno Rantaharju and Teemu Rantalaiho and Kari Rummukainen and Joni M. Suorsa and Kimmo Tuominen},
journal= {arXiv preprint arXiv:1511.03563},
year = {2015}
}
备注
7 pages, 4 figures, Contribution to proceedings of the 33rd International Symposium on Lattice Field Theory (Lattice 2015), 14-18 July 2015, Kobe, Japan. arXiv admin note: text overlap with arXiv:1411.4879