scholarly journals Topological susceptibility and η′ meson mass from Nf=2 lattice QCD at the physical point

2019 ◽  
Vol 99 (3) ◽  
Author(s):  
P. Dimopoulos ◽  
C. Helmes ◽  
C. Jost ◽  
B. Knippschild ◽  
B. Kostrzewa ◽  
...  
2021 ◽  
Vol 103 (5) ◽  
Author(s):  
C. Alexandrou ◽  
A. Athenodorou ◽  
K. Hadjiyiannakou ◽  
A. Todaro

1994 ◽  
Vol 72 (22) ◽  
pp. 3448-3451 ◽  
Author(s):  
Y. Kuramashi ◽  
M. Fukugita ◽  
H. Mino ◽  
M. Okawa ◽  
A. Ukawa
Keyword(s):  

2003 ◽  
Vol 67 (7) ◽  
Author(s):  
V. I. Lesk ◽  
S. Aoki ◽  
R. Burkhalter ◽  
M. Fukugita ◽  
K.-I. Ishikawa ◽  
...  

2019 ◽  
Vol 100 (9) ◽  
Author(s):  
R. J. Dowdall ◽  
C. T. H. Davies ◽  
R. R. Horgan ◽  
G. P. Lepage ◽  
C. J. Monahan ◽  
...  

2020 ◽  
Vol 102 (5) ◽  
Author(s):  
H. Bahtiyar ◽  
K. U. Can ◽  
G. Erkol ◽  
P. Gubler ◽  
M. Oka ◽  
...  

2017 ◽  
Vol 45 ◽  
pp. 1760060 ◽  
Author(s):  
Ricardo L. S. Farias ◽  
Sidney S. Avancini ◽  
Marcus Benghi Pinto ◽  
William R. Tavares ◽  
Varese S. Timóteo

Within the framework of cold magnetized SU(2) Nambu-Jona-Lasinio model we evaluate the [Formula: see text] and [Formula: see text] pole mass, as well as, [Formula: see text], [Formula: see text] at zero baryon density. We employ a magnetic field dependent coupling, [Formula: see text], fitted to reproduce lattice QCD results for the quark condensates. In particular, we find that the [Formula: see text] meson mass systematically decreases when the magnetic field increases, in good agreement with recent lattice calculations.


2018 ◽  
Vol 175 ◽  
pp. 05013 ◽  
Author(s):  
Noriyoshi Ishii ◽  
Sinya Aoki ◽  
Takumi Doi ◽  
Shinya Gongyo ◽  
Tetsuo Hatsuda ◽  
...  

Hyperon-nucleon and hyperon-hyperon interactions are important in studying the properties of hypernuclei in hypernuclear physics. However, unlike the nucleons which are quite stable, hyperons are unstable so that the direct scattering experiments are difficult, which leads to the large uncertainty in the phenomenological determination of hyperon potentials. In this talk, we use the gauge configurations generated at the (almost) physical point (mπ = 146 MeV) on a huge spatial volume (8:1fm)4 to present our latest result on the hyperon-hyperon potentials in S = −3 sector (Ξ∑ single channel and Ξ∑- ΞΛ; coupled channel) from the Nambu-Bethe-Salpeter wave functions based on the HAL QCD method with improved statistics.


2017 ◽  
Vol 96 (7) ◽  
Author(s):  
Gunnar S. Bali ◽  
Sara Collins ◽  
Antonio Cox ◽  
Andreas Schäfer ◽  

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