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We calculate the electric conductivity of a gas of relativistic particles with isotropic cross sections using the Boltzmann equation as the starting point. Our analyses is restricted to elastic collisions. We show the perfect agreement with…

Nuclear Theory · Physics 2017-09-27 Moritz Greif , Carsten Greiner , Gabriel S. Denicol

We estimate various transport coefficients of hot and dense hadronic matter in the presence of magnetic field. The estimation is done through solutions of the relativistic Boltzmann transport equation in the relaxation time approximation.We…

High Energy Physics - Phenomenology · Physics 2019-12-11 Arpan Das , Hiranmaya Mishra , Ranjita K. Mohapatra

We estimate the electrical conductivity and the Hall conductivity of hot and dense hadron gas using the relaxation time approximation of the Boltzmann transport equation in the presence of electromagnetic field. We have investigated the…

High Energy Physics - Phenomenology · Physics 2019-05-29 Arpan Das , Hiranmaya Mishra , Ranjita K. Mohapatra

The hot and dense hadronic medium formed during the heavy-ion collisions at the Relativistic Heavy Ion Collider and Large Hadron Collider energies can show thermoelectric effects in the presence of temperature gradients and nonzero baryon…

High Energy Physics - Phenomenology · Physics 2025-04-30 Kamaljeet Singh , Kshitish Kumar Pradhan , Dushmanta Sahu , Raghunath Sahoo

Transport coefficients play an important role in characterising hot and dense nuclear matter, such as that created in ultra-relativistic heavy-ion collisions (URHIC). In the present work we calculate the electric conductivity of hot and…

Nuclear Theory · Physics 2024-09-19 Joseph Atchison , Yiding Han , Frank Geurts

Motivated by the theory of relativistic hydrodynamic fluctuations we make use of the Green-Kubo formula to compute the electrical conductivity and the (second-order) relaxation time of the electric current of an interacting hadron gas. We…

High Energy Physics - Phenomenology · Physics 2019-05-08 Jan Hammelmann , Juan M. Torres-Rincon , Jean-Bernard Rose , Moritz Greif , Hannah Elfner

We evaluate the electrical conductivity and shear viscosity of a interacting pion gas in a thermo-magnetic medium using the kinetic theory. The collision term of the relativistic Boltzmann transport equation in presence of background…

Nuclear Theory · Physics 2024-03-26 Pallavi Kalikotay , Snigdha Ghosh , Nilanjan Chaudhuri , Pradip Roy , Sourav Sarkar

Understanding the electrical conductivity of warm dense hydrogen is critical for both fundamental physics and applications in planetary science and inertial confinement fusion. We demonstrate how to calculate the electrical conductivity…

Materials Science · Physics 2025-02-14 Kushal Ramakrishna , Mani Lokamani , Attila Cangi

We have estimated the electrical and thermal conductivity of a hadron resonance gas for a time-varying magnetic field, which is also compared with constant and zero magnetic field cases. Considering the exponential decay of electromagnetic…

High Energy Physics - Phenomenology · Physics 2023-11-08 Kamaljeet Singh , Jayanta Dey , Raghunath Sahoo , Sabyasachi Ghosh

We discuss the thermoelectric effect of hot and dense hadron gas within the framework of the hadron resonance gas model. Using the relativistic Boltzmann equation within the relaxation time approximation we estimate the Seebeck coefficient…

High Energy Physics - Phenomenology · Physics 2020-07-22 Arpan Das , Hiranmaya Mishra , Ranjita K. Mohapatra

In this work, a hadron resonance gas under van der Waals (VDW) interactions has been studied. Both attractive and repulsive interactions between the meson-meson and (anti)baryon-(anti)baryon have been taken into consideration. Various…

High Energy Physics - Phenomenology · Physics 2023-01-25 Kshitish Kumar Pradhan , Dushmanta Sahu , Ronald Scaria , Raghunath Sahoo

The shear and the bulk viscosities of the hadron gas at low temperatures are studied in the model with constant elastic cross sections being relativistic generalization of the hard spheres model. One effective radius ${r=0.4 fm}$ is chosen…

High Energy Physics - Phenomenology · Physics 2015-03-19 Oleg N. Moroz

Thermal conductivity of hadron matter is studied using a microscopic transport model, which will be used to simulate ultra-relativistic heavy ion collisions at different energy densities, namely the Ultra-relativistic Quantum Molecular…

Nuclear Theory · Physics 2016-04-27 T. E Nemakhavhani , A. Muronga

We estimate dissipative properties viz: shear and bulk viscosities of hadronic matter using relativistic Boltzmann equation in relaxation time approximation within ambit of excluded volume hadron resonance gas (EHRG) model. We find that at…

High Energy Physics - Phenomenology · Physics 2015-09-14 Guru Prakash Kadam , Hiranmaya Mishra

Quark-Gluon plasmas produced in relativistic heavy-ion collisions quickly expand and cool, entering a phase consisting of multiple interacting hadronic resonances just below the QCD deconfinement temperature. The transport properties of…

Nuclear Theory · Physics 2014-09-02 Paul Romatschke , Scott Pratt

We discuss the interacting hadron resonance gas model to describe the thermodynamics of hadronic matter. While the attractive interaction between hadrons is taken care of by including all the resonances with zero width, the repulsive…

High Energy Physics - Phenomenology · Physics 2019-10-23 Guruprasad Kadam , Hiranmaya Mishra

Electrical conductivity of finite-temperature plasma in neutron star crusts is studied for applications in magneto-hydrodynamical description of compact stars. We solve the Boltzmann kinetic equation in relaxation time approximation taking…

High Energy Astrophysical Phenomena · Physics 2022-01-19 Arus Harutyunyan , Armen Sedrakian

The description of excitations in hot and dense (hadronic) matter is discussed with emphasis on the use of correlation functions as a common framework for comparing different model (and QCD lattice) calculations with each other. Typical…

Nuclear Theory · Physics 2009-11-07 R. Rapp

We develop a flexible quasiparticle theory of transport coefficients of hot hadronic matter at finite baryon density. We begin with a hadronic quasiparticle model which includes a scalar and a vector mean field. Quasiparticle energies and…

Nuclear Theory · Physics 2016-01-20 M. Albright , J. I. Kapusta

We present here the computation of electrical and thermal conductivity by solving the Boltzmann transport equation in relaxation time approximation. We use the $q$-generalized Boltzmann distribution function to incorporate the effects of…

High Energy Physics - Phenomenology · Physics 2019-08-01 Rutuparna Rath , Sushanta Tripathy , Bhaswar Chatterjee , Raghunath Sahoo , Swatantra K. Tiwari , Abhishek Nath
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