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We have studied the effect of strong magnetic field on the viscous properties of hot QCD matter at finite chemical potential by calculating the shear ($\eta$) and bulk ($\zeta$) viscosities. The viscosities are calculated using kinetic…

High Energy Physics - Phenomenology · Physics 2021-02-24 Shubhalaxmi Rath , Binoy Krishna Patra

Tsallis nonextensive statistics is applied to study the transport coefficients of strongly interacting matter within the Polyakov chiral SU(3) quark mean field model (PCQMF). Nonextensivity is introduced within the PCQMF model through a…

High Energy Physics - Phenomenology · Physics 2024-12-03 Dhananjay Singh , Arvind Kumar

We have studied the impact of the nonextensivity on the transport coefficients related to charge and heat in thermal QCD. For this purpose, the electrical ($\sigma_{\rm el}$), Hall ($\sigma_{\rm H}$), thermal ($\kappa$) and Hall-type…

High Energy Physics - Phenomenology · Physics 2023-09-26 Shubhalaxmi Rath , Sadhana Dash

In this work, we have studied, for the first time, the impact of a realistic picture of a time dependent electric and magnetic field on the shear and bulk viscosities of the medium. Both the electric and magnetic fields are considered to be…

High Energy Physics - Phenomenology · Physics 2025-05-15 Debarshi Dey , Gowthama K K , Sadhana Dash , Basanta Kumar Nandi

In this work we make use of the Nambu-Jona-Lasinio model to investigate thermodynamic properties of magnetized three-flavor quark matter. The non-equilibrium Tsallis distribution is characterized by a dimensionless non-extensive parameter…

High Energy Physics - Phenomenology · Physics 2024-11-01 Jia Zhang , Xin-Jian Wen

Based on the two-flavor NJL model with Tsallis non-extensive statistics, this work explores the QCD phase structure and thermodynamic properties under strong magnetic fields and chiral imbalance. The Tsallis parameter $q$ captures…

High Energy Physics - Phenomenology · Physics 2026-05-25 Xiang-Qiong Liu , Sheng-Qin Feng

In this article, shear viscosity, bulk viscosity, and thermal conductivity of a hot QCD medium have been studied in the presence of a strong magnetic field. To model the hot magnetized QCD matter, an extended quasi-particle description of…

Nuclear Theory · Physics 2019-02-19 Manu Kurian , Sukanya Mitra , Snigdha Ghosh , Vinod Chandra

We study the properties of the shear viscosity coefficient of quark matter at finite temperature and chemical potential near chiral phase transition in a strong background magnetic field. A strong magnetic field induces anisotropic…

High Energy Physics - Phenomenology · Physics 2023-02-08 Xueqiang Zhu , Sheng-Qin Feng

The bulk viscosity of hot QCD medium has been obtained in the presence of strong magnetic field. The present investigation involves the estimation of the quark damping rate and subsequently the thermal relaxation time for quarks in the…

Nuclear Theory · Physics 2018-06-13 Manu Kurian , Vinod Chandra

We study the properties of the shear viscosity coefficient of quark matter near the chiral phase transition at finite temperature and chemical potential, and the kinds of high temperature, high density and strong magnetic field background.…

High Energy Physics - Phenomenology · Physics 2023-12-29 Yi-Wei Qiu , Sheng-Qin Feng , Xue-Qiang Zhu

In this work, we investigate the drag and diffusion coefficients of various hadrons propagating through a hadronic thermal bath by employing the Fokker Planck equation within the framework of Tsallis nonextensive statistics. The…

High Energy Physics - Phenomenology · Physics 2026-02-10 Aditya Kumar Singh , Swatantra Kumar Tiwari

We utilize the chiral kinetic theory in a relaxation-time approximation to investigate the nonlinear anomalous responses of chiral fluids with viscous effects. Unlike the cases in equilibrium, it is found that the chiral magnetic effect and…

High Energy Physics - Theory · Physics 2018-08-01 Yoshimasa Hidaka , Di-Lun Yang

We evaluate the transport properties such as shear viscosity ($\eta$), bulk viscosity ($\zeta$) and their ratios over entropy density ($s$) for hadronic matter using relativistic non-extensive Boltzmann transport equation (NBTE) in…

High Energy Physics - Phenomenology · Physics 2018-11-21 Swatantra Kumar Tiwari , Sushanta Tripathy , Raghunath Sahoo , Nilotpal Kakati

We study the effect of magnetic field on the transport properties like shear and bulk viscosities of hot and dense hadronic matter within hadron resonance gas model. We estimate the bulk viscosity using low energy theorems for bilocal…

High Energy Physics - Phenomenology · Physics 2015-03-09 Guru Kadam

Non-central heavy-ion collisions at ultra-relativistic energies are unique in producing magnetic fields of the largest strength in the laboratory. Such fields being produced at the early stages of the collision could affect the properties…

High Energy Physics - Phenomenology · Physics 2023-04-11 Girija Sankar Pradhan , Dushmanta Sahu , Suman Deb , Raghunath Sahoo

In this work we have analyzed the magnetocaloric effect (MCE) from the Tsallis thermostatistics formalism (TTF) point of view. The problem discussed here is a two level system MCE. We have calculated, both analytically and numerically, the…

We calculate the bulk viscosity, drag force and jet quenching parameter in Improved Holographic QCD. We find that the bulk viscosity rises near the phase transition but does not exceed the shear viscosity. The drag force shows the effects…

High Energy Physics - Phenomenology · Physics 2010-05-19 Umut Gürsoy , Elias Kiritsis , Georgios Michalogiorgakis , Francesco Nitti

We have studied the momentum transport properties of a hot and dense QCD matter in the presence of weak magnetic field by determining the shear ($\eta$) and bulk ($\zeta$) viscosities in the relaxation time approximation of kinetic theory.…

High Energy Physics - Phenomenology · Physics 2022-09-21 Shubhalaxmi Rath , Sadhana Dash

Self-gravitating systems are generally thought to behavior non-extensively due to the long-range nature of gravitational forces. We obtain a relation between the nonextensive parameter q of Tsallis statistics, the temperature gradient and…

Astrophysics · Physics 2015-08-10 Jiulin Du

Shear viscosity becomes anisotropic in a rotating medium. It is discovered here that for rotating thermalized quantum systems such as those created in relativistic heavy-ion collisions, the coeffficient of shear viscosity breaks up into…

Nuclear Theory · Physics 2024-03-26 Cho Win Aung , Ashutosh Dwibedi , Jayanta Dey , Sabyasachi Ghosh
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