scholarly journals Fierz-complete NJL model study: Fixed points and phase structure at finite temperature and density

2017 ◽  
Vol 96 (7) ◽  
Author(s):  
Jens Braun ◽  
Marc Leonhardt ◽  
Martin Pospiech
2013 ◽  
Vol 870 (1) ◽  
pp. 159-175 ◽  
Author(s):  
O. Borisenko ◽  
V. Chelnokov ◽  
G. Cortese ◽  
M. Gravina ◽  
A. Papa ◽  
...  

1985 ◽  
Vol 157 (1) ◽  
pp. 60-64 ◽  
Author(s):  
F. Karsch ◽  
E. Seiler ◽  
I.O. Stamatescu

2012 ◽  
Vol 85 (7) ◽  
Author(s):  
H. Saito ◽  
S. Ejiri ◽  
S. Aoki ◽  
T. Hatsuda ◽  
K. Kanaya ◽  
...  

2019 ◽  
Vol 34 (01) ◽  
pp. 1950003
Author(s):  
Yu-Qiang Cui ◽  
Zhong-Liang Pan

We investigate the finite-temperature and zero quark chemical potential QCD chiral phase transition of strongly interacting matter within the two-flavor Nambu–Jona-Lasinio (NJL) model as well as the proper time regularization. We use two different regularization processes, as discussed in Refs. 36 and 37, separately, to discuss how the effective mass M varies with the temperature T. Based on the calculation, we find that the M of both regularization schemes decreases when T increases. However, for three different parameter sets, quite different behaviors will show up. The results obtained by the method in Ref. 36 are very close to each other, but those in Ref. 37 are getting farther and farther from each other. This means that although the method in Ref. 37 seems physically more reasonable, it loses the advantage in Ref. 36 of a small parameter dependence. In addition, we also, find that two regularization schemes provide similar results when T [Formula: see text] 100 MeV, while when T is larger than 100 MeV, the difference becomes obvious: the M calculated by the method in Ref. 36 decreases more rapidly than that in Ref. 37.


2007 ◽  
Vol 2007 (10) ◽  
pp. 097-097 ◽  
Author(s):  
Naoyuki Kawahara ◽  
Jun Nishimura ◽  
Shingo Takeuchi

2018 ◽  
Vol 931 ◽  
pp. 105-131 ◽  
Author(s):  
Ken-Ichi Aoki ◽  
Shin-Ichiro Kumamoto ◽  
Masatoshi Yamada

2000 ◽  
Vol 17 (9) ◽  
pp. 649-651
Author(s):  
Zhang Xiao-Bing ◽  
Li Xue-Qian ◽  
Ning Ping-Zhi

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