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Related papers: Strong magnetic fields in nonlocal chiral quark mo…

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We study the behavior of strongly interacting matter under a strong external magnetic field in the context of chiral quark models that include nonlocal interactions. In particular, we analyze the influence of a constant magnetic field on…

High Energy Physics - Phenomenology · Physics 2018-07-19 D. Gómez Dumm , M. F. Izzo Villafañe , S. Noguera , V. Pagura , N. N. Scoccola

We study the behavior of strongly interacting matter under an external constant magnetic field in the context of nonlocal chiral quark models within the mean field approximation. We find that at zero temperature the behavior of the quark…

High Energy Physics - Phenomenology · Physics 2017-02-22 V. P. Pagura , D. Gomez Dumm , S. Noguera , N. N. Scoccola

The entanglement extended Polyakov--Nambu--Jona-Lasinio model at zero chemical potential in the presence of an external magnetic field is studied. The effect of the entanglement parametrization is analyzed, in particular, on the…

High Energy Physics - Phenomenology · Physics 2014-03-27 Márcio Ferreira , Pedro Costa , Constança Providência

Effects of a uniform (electro-) magnetic background field are investigated in the two-flavor nonlocal Polyakov-loop extended Nambu--Jona-Lasinio (PNJL) model. Temperature-dependences of the chiral order-parameter and the Polyakov-loop are…

High Energy Physics - Phenomenology · Physics 2011-07-05 Kouji Kashiwa

In this paper, the deconfinement and chiral restoration transitions in strong magnetic field is realized at zero temperature in the Polyakov Nambu$-$Jona-Lasinio model. We provide the thermodynamic treatment to mimic the deconfinement phase…

High Energy Physics - Phenomenology · Physics 2022-04-14 Yuan Wang , Xin-Jian Wen

In this chapter, we discuss several aspects of the theory of strong interactions in presence of a strong magnetic background. In particular, we summarize our results on the effect of the magnetic background on chiral symmetry restoration…

High Energy Physics - Phenomenology · Physics 2015-06-05 Raoul Gatto , Marco Ruggieri

The behavior of the quark condensates at zero chemical potential and finite temperature subject to an external magnetic field is studied within the three flavor Nambu--Jona-Lasinio model with Polyakov loop (PNJL) and its extension, the…

High Energy Physics - Phenomenology · Physics 2014-01-10 Márcio Ferreira , Pedro Costa , Débora P. Menezes , Constança Providência , Norberto Scoccola

In this work we examine possible effects of an external magnetic field in the strongly interacting matter phase diagram. The study is performed using the Polyakov-Nambu-Jona-Lasinio model. Possible consequences of the inverse magnetic…

High Energy Physics - Phenomenology · Physics 2022-09-21 Pedro Costa , Márcio Ferreira , Constança Providência

The behavior of $\pi^0$ meson properties in the presence of a uniform external magnetic field is studied in the context of a nonlocal extension of the Polyakov-Nambu-Jona-Lasinio model. The analysis includes the $\pi^0$ mass, the effective…

High Energy Physics - Phenomenology · Physics 2020-07-08 D. Gómez Dumm , M. F. Izzo Villafañe , N. N. Scoccola

We investigate the QCD phase diagram at zero chemical potential and finite temperature in the presence of an external magnetic field within the three flavor Polyakov-Nambu-Jona-Lasinio and entangled Polyakov-Nambu-Jona-Lasinio models…

High Energy Physics - Phenomenology · Physics 2015-08-10 Constança Providência , Márcio Ferreira , Pedro Costa

We evaluate the impact of an external magnetic field on the chiral symmetry and confinement-deconfinement transition temperatures by using a vector-vector contact interaction model for quarks regularized so as to include an explicit…

High Energy Physics - Phenomenology · Physics 2016-05-19 Aftab Ahmad , Alfredo Raya

We investigate the combined finite-size and thermo-magnetic effects on the properties of the quark matter, in the context of the two-flavored Nambu--Jona-Lasinio model. In particular, by using the mean-field approximation and the Schwinger…

High Energy Physics - Phenomenology · Physics 2023-07-18 Luciano M. Abreu , Emerson B. S. Corrêa , Elenilson S. Nery

The QCD phase diagram at zero chemical potential and finite temperature subject to an external magnetic field is studied within the three flavor Nambu--Jona-Lasinio (NJL) model and the NJL model with the Polyakov loop (PNJL). A scalar…

High Energy Physics - Phenomenology · Physics 2014-06-25 M. Ferreira , P. Costa , O. Lourenço , T. Frederico , C. Providência

We study the behavior of two-flavor dense quark matter under the influence of an external magnetic field in the framework of a nonlocal chiral quark model with separable interactions. The nonlocality is incorporated in the model by using a…

High Energy Physics - Phenomenology · Physics 2021-05-05 S. A. Ferraris , D. Gomez Dumm , A. G. Grunfeld , N. N. Scoccola

We study magnetic field effect on chiral phase transition in a Nambu--Jona-Lasinio model. In comparison with mean field approximation containing quarks only, including mesons as quantum fluctuations in the model leads to a transition from…

High Energy Physics - Theory · Physics 2016-08-31 Shijun Mao

We study consistently the effects of magnetic field on hot and dense matter. In particular, we look for differences that arise due to assumptions that reproduce the conditions produced in particle collisions or astrophysical scenarios, such…

Nuclear Theory · Physics 2023-09-28 J. Peterson , P. Costa , R. Kumar , V. Dexheimer , R. Negreiros , C. Providencia

In this article we study the nonlocal Nambu--Jona-Lasinio model with a Gaussian regulator in the chiral limit. Finite temperature effects and the presence of a homogeneous magnetic field are considered. The magnetic evolution of the…

High Energy Physics - Phenomenology · Physics 2015-10-28 M. Loewe , F. Marquez , C. Villavicencio , R. Zamora

In the present work we are interested in understanding various properties of quark matter subject to strong magnetic fields described by the Nambu-Jona-Lasinio model with Polyakov loop. We start by analysing the differences arising from two…

In the recently years it has been argued that spectators in heavy ion collisions are responsible for creating a strong magnetic field that could play an important role in the QCD phase transition. In this work we use the SU(2)…

High Energy Physics - Phenomenology · Physics 2013-07-10 Andre Felipe Garcia , Marcus Benghi Pinto

We investigate the chiral phase transition within a sphere under a uniform background magnetic field. The Nambu--Jona-Lasinio (NJL) model is employed and the MIT boundary condition is imposed for the spherical confinement. Using the wave…

Nuclear Theory · Physics 2024-01-29 Bing-Jun Zuo , Zheng Zhang , Chao Shi , Yong-Feng Huang
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