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Related papers: Effect of Coriolis Force on Diffusion of D Meson

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The drag force and diffusion coefficients for a D meson are calculated in hot dense matter composed of light mesons and baryons, such as it is formed in heavy-ion collisions. We use a unitarized approach based on effective models for the…

High Energy Physics - Phenomenology · Physics 2013-10-23 Laura Tolos , Juan M. Torres-Rincon

We employ recently published cross sections for $D$-mesons with hadrons and calculate the drag and diffusion coefficients of $D$-mesons in hadronic matter as a function of the momentum of $D$-mesons as well as of the temperature of the…

High Energy Physics - Phenomenology · Physics 2014-08-29 Vitalii Ozvenchuk , Juan M. Torres-Rincon , Pol B. Gossiaux , Laura Tolos , Joerg Aichelin

The ratio of shear viscosity to entropy density shows a valley-shaped pattern well-known in the community of heavy-ion physics. Diffusion coefficients of heavy quark and meson shows the similar structure, and both sketches have become quite…

High Energy Physics - Phenomenology · Physics 2023-03-21 Sarthak Satapathy , Sudipan De , Jayanta Dey , Sabyasachi Ghosh

We present effective-field-theory results with unitarized interactions on the D-meson transport coefficients in a gas populated by light mesons and baryons at finite temperature and baryochemical potential. The Fokker-Planck equation is…

High Energy Physics - Phenomenology · Physics 2015-06-18 Juan M. Torres-Rincon , Luciano M. Abreu , Daniel Cabrera , Felipe J. Llanes-Estrada , Laura Tolos

We have investigated the influence of the Coriolis force on the electrical conductivity of hadronic matter formed in relativistic nuclear collisions, employing the Hadron Resonance Gas (HRG) model. A rotating matter in the peripheral heavy…

High Energy Physics - Phenomenology · Physics 2024-08-13 Nandita Padhan , Ashutosh Dwibedi , Arghya Chatterjee , Sabyasachi Ghosh

The modifications of $D_s$-meson spectra in ultrarelativistic heavy-ion collisions are identified as a quantitative probe of key properties of the hot nuclear medium. This is enabled by the unique valence-quark content of the…

Nuclear Theory · Physics 2013-03-27 Min He , Rainer J. Fries , Ralf Rapp

We review the recent results of heavy meson diffusion in thermal hadronic matter. The interactions of D and B-bar mesons with other hadrons (light mesons and baryons) are extracted from effective field theories based on chiral and…

Nuclear Theory · Physics 2016-02-17 Juan M. Torres-Rincon , Luciano M. Abreu , Daniel Cabrera , Olena Romanets , Laura Tolos

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

The drag and diffusion coefficients of the $\Lambda_c(2286$ MeV) have been evaluated in the hadronic medium which is expected to be formed in the later stages of the evolving fire ball produced in heavy ion collisions at RHIC and LHC…

Nuclear Theory · Physics 2014-09-22 Sabyasachi Ghosh , Santosh K. Das , Vincenzo Greco , Sourav Sarkar , Jan-e Alam

We calculate the radial diffusion coefficient for a passive contaminant in an accretion disc which is turbulent due to the action of the magnetorotational instability. Numerical MHD simulations are used to follow the evolution of a local…

Astrophysics · Physics 2014-10-13 Augusto Carballido , James M. Stone , James E. Pringle

Rotating quarks and hadronic systems, produced in peripheral heavy ion collisions, can experience Coriolis force and other forces due to rotational motion. Considering only the effect of Coriolis force, we have calculated the electrical…

Nuclear Theory · Physics 2024-04-02 Ashutosh Dwibedi , Cho Win Aung , Jayanta Dey , Sabyasachi Ghosh

We study the effect of rotation and the consequent angular momentum fluctuations in a hadron resonance gas produced in ultra-relativistic heavy ion collisions. The rotational susceptibilities ($\chi_{\rm \omega}$, $\chi^{2}_{\rm \omega}$,…

High Energy Physics - Phenomenology · Physics 2025-07-08 Bhagyarathi Sahoo , Kshitish Kumar Pradhan , Dushmanta Sahu , Raghunath Sahoo

The drag and diffusion coefficients of a hot hadronic medium consisting of pions, kaons and eta using open beauty mesons as a probe have been evaluated. The interaction of the probe with the hadronic matter has been treated in the framework…

High Energy Physics - Phenomenology · Physics 2012-04-30 Santosh K Das , Sabyasachi Ghosh , Sourav Sarkar , Jan-e Alam

We present experimental observations of diffusion resonances for the quantum kicked rotor with weak decoherence. Cold caesium atoms are subject to a pulsed standing wave of near-resonant light, with spontaneous emission providing…

This article is devoted to the study of the dynamical behavior of a collisionless kinetic gas in d=1,2,3 space dimensions which is trapped in a rotationally symmetric potential well. Although at the microscopic level the trajectories of…

General Relativity and Quantum Cosmology · Physics 2020-08-19 Paola Rioseco , Olivier Sarbach

We evaluate the drag and diffusion coefficients of a hot hadronic medium consisting of pions, nucleons, kaons and eta using open charm mesons as a probe. The interaction of the probe with the hadronic matter has been treated in the…

Nuclear Theory · Physics 2015-03-19 Sabyasachi Ghosh , Santosh K Das , Sourav Sarkar , Jan-e Alam

We analyze the influence of boundary conditions on numerical simulations of the diffusive properties of a two dimensional granular gas. We show in particular that periodic boundary conditions introduce unphysical correlations in time which…

Statistical Mechanics · Physics 2009-10-31 C. Henrique , G. Batrouni , D. Bideau

The turbulent diffusion tensor describing the evolution of the mean concentration of a passive scalar is investigated for non-helically forced turbulence in the presence of rotation or a magnetic field. With rotation, the Coriolis force…

Solar and Stellar Astrophysics · Physics 2009-05-09 Axel Brandenburg , Andreas Svedin , Geoffrey M. Vasil

The drag and diffusion coefficients of a hot hadronic medium have been evaluated by using hidden charm mesons as probes. The matrix elements for the evaluation of these coefficients are calculated using an effective theory as well as from…

Nuclear Theory · Physics 2016-03-22 Sukanya Mitra , Sabyasachi Ghosh , Santosh K. Das , Sourav Sarkar , Jan-e Alam

The one-loop self-energy of the $D$ and $D^*$ mesons in a hot hadronic medium is evaluated using the real time formalism of thermal field theory. The interaction of the heavy open-charm mesons with the thermalized constituents…

Nuclear Theory · Physics 2015-06-17 Sabyasachi Ghosh , Sukanya Mitra , Sourav Sarkar
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