论文标题

有限温度的相变的性质$ n _ {\ rm f} = 3 $ qCD,具有非扰动的o($ a $)改进了$ n _ {\ rm t} = 12 $的Wilson Fermions

Nature of the phase transition for finite temperature $N_{\rm f}=3$ QCD with nonperturbatively O($a$) improved Wilson fermions at $N_{\rm t}=12$

论文作者

Kuramashi, Yoshinobu, Nakamura, Yoshifumi, Ohno, Hiroshi, Takeda, Shinji

论文摘要

我们研究了三量QCD的有限温度相变的性质。特别是我们研究了哥伦比亚图的光夸克质量区域中三个风味对称线的临界端点的位置。在这项研究中,采用了IWASAKI仪表的行动和非策划的O($ a $)改进的Wilson-Clover Fermion动作。我们在$ n _ {\ rm t} = 12 $上新生成数据,并在Continuum Limit限制$ M _ {\ rm PS,E} \ Lessim 110 $ MEV中设置关键伪cal膜质量的上限。

We study the nature of the finite temperature phase transition for three-flavor QCD. In particular we investigate the location of the critical endpoint along the three flavor symmetric line in the light quark mass region of the Columbia plot. In the study, the Iwasaki gauge action and the nonperturvatively O($a$) improved Wilson-Clover fermion action are employed. We newly generate data at $N_{\rm t}=12$ and set an upper bound of the critical pseudoscalar meson mass in the continuum limit $m_{\rm PS,E}\lesssim 110$MeV.

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