NJL模型中由轴反常驱动的BEC-BCS交叉
高能物理 - 唯象学
2011-02-01 v1
摘要
我们在三味Nambu–Jona-Lasinio模型中研究QCD相结构,考虑了由轴反常导致的手征-双夸克相互作用。我们证明,对于一定范围的模型参数,金兹堡-朗道分析预测的低温临界点出现在相图中。此外,我们表明轴反常为QCD色-味锁定相中可能的BEC-BCS交叉提供了新场景。
引用
@article{arxiv.1009.3312,
title = {BEC-BCS crossover driven by the axial anomaly in the NJL model},
author = {Hiroaki Abuki and Gordon Baym and Tetsuo Hatsuda and Naoki Yamamoto},
journal= {arXiv preprint arXiv:1009.3312},
year = {2011}
}
备注
6 pages, 2 figures, talk presented at "QCD@Work 2010", June 20-23, Martina Franca, Italy