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Related papers: Quarkonium dissociation in a thermal medium

200 papers

We investigate the dissociation of a heavy meson in the medium composed of light quarks and gluons. In the quark-gluon plasma, the dissociation length of the heavy meson becomes short as the temperature or quark chemical potential…

High Energy Physics - Phenomenology · Physics 2010-04-06 Chanyong Park

We study the properties of quarkonia inside a bulk-viscous quark gluon plasma. The non-equilibrium nature of the medium is encoded in the deformed distribution functions of thermal quarks and gluons, with which we compute the dielectric…

High Energy Physics - Phenomenology · Physics 2022-03-03 Lata Thakur , Yuji Hirono

In this paper we study the interactions among a static quark-antiquark pair in the presence of dense two-color quark matter with lattice simulation. To this end we compute Polyakov line correlation functions and determine the renormalized…

High Energy Physics - Lattice · Physics 2019-05-30 N. Yu. Astrakhantsev , V. G. Bornyakov , V. V. Braguta , E. -M. Ilgenfritz , A. Yu. Kotov , A. A. Nikolaev , A. Rothkopf

We analyze the thermodynamical properties of a system of strongly interacting particles at vanishing quark chemical potential in the framework of a recently developed extension of the Polyakov-Nambu-Jona-Lasinio Model. In addition to eight…

High Energy Physics - Phenomenology · Physics 2020-01-08 J. Moreira , J. Morais , B. Hiller , A. H. Blin , A. A. Osipov

The free energy between a static quark and an antiquark is studied by using the color-singlet Polyakov-line correlation at finite temperature. We perform simulations on $32^3 \times 12$, 10, 8, 6, 4 lattices in the high temperature phase…

High Energy Physics - Lattice · Physics 2010-11-05 Y. Maezawa , S. Aoki , S. Ejiri , T. Hatsuda , K. Kanaya , H. Ohno , T. Umeda

Substantial anisotropies should occur in the hot expanding QCD plasma produced in relativistic heavy-ion collisions due to non-vanishing shear viscosity. We discuss the form of the real-time, hard thermal loop resummed propagator for static…

High Energy Physics - Phenomenology · Physics 2011-05-27 Adrian Dumitru

The real-time dissociation of the heavy quarkonium in a strongly coupled boost-invariant non-Abelian plasma relaxing towards equilibrium is analyzed in a holographic framework. The effects driving the plasma out of equilibrium are described…

High Energy Physics - Phenomenology · Physics 2017-09-08 L. Bellantuono , P. Colangelo , F. De Fazio , F. Giannuzzi , S. Nicotri

The quarkonium formation time in a quark-gluon plasma (QGP) is determined from the space-time correlator of heavy quark vector currents using the quarkonium in-medium mass and wave function obtained from heavy quark potentials extracted…

Nuclear Theory · Physics 2013-04-03 Taesoo Song , Che Ming Ko , Su Houng Lee

The Mott effect describes the dissolution of bound states in a dense partially ionized plasma. It happens when the ionization potential depression, owing to effects of correlation and degeneracy, compensates the binding energy of the bound…

Plasma Physics · Physics 2019-07-24 Gerd Röpke

Heavy quarkonium continues to play a central role in the study of nuclear matter under extremes of temperature and density in relativistic heavy-ion collisions. In this talk I report on recent developments in the theoretical description of…

High Energy Physics - Phenomenology · Physics 2022-11-22 Alexander Rothkopf

In a framework that makes close contact with modern effective field theories for non-relativistic bound states at zero temperature, we study the real-time evolution of a static quark-antiquark pair in a medium of gluons and light quarks at…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nora Brambilla , Jacopo Ghiglieri , Peter Petreczky , Antonio Vairo

We determine finite temperature corrections to the heavy-quark (static) potential as a function of the shear viscosity to entropy density ratio in a strongly coupled, large-$N_c$ conformal field theory dual to five-dimensional Gauss-Bonnet…

High Energy Physics - Phenomenology · Physics 2009-09-02 Jorge Noronha , Adrian Dumitru

Using the Boltzmann transport approach, we study the effective volume of a correlated heavy quark pair in a partonic medium based on their collision rate. We find that the effective volume is finite and depends sensitively on the momentum…

Nuclear Theory · Physics 2014-06-26 Yunpeng Liu , Che Ming Ko , Feng Li

In an extension of the Nambu-Jona-Lasinio model where the quarks interact with the temporal gluon field, represented by the Polyakov loop, we explore the relation between the deconfinement and chiral phase transitions. The effect of…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Sasaki , B. Friman , K. Redlich

We calculate the transition between a quarkonium state and an unbound heavy quark-antiquark pair through gluo-dissociation and inelastic parton scattering using a partonic picture that interpolates between the formal limits based on…

Nuclear Theory · Physics 2019-12-17 Juhee Hong , Su Houng Lee

In this article, we employed the Quasi-particle debye mass at finite baryonic chemical potential which can be used in the medium modified heavy quark potential to solve the N-dimensional Schroedinger equation. The bound state solution of…

High Energy Physics - Phenomenology · Physics 2023-10-31 Siddhartha Solanki , Manohar Lal , Rishabh Sharma , Vineet Kumar Agotiya

The probability of tunnel decay of quarkonium (bond state of a heavy quark and a heavy antiquark) into free quarks in a strong electric field is estimated.

High Energy Physics - Phenomenology · Physics 2018-07-04 A. M. Ishkhanyan , V. P. Krainov

Various thermodynamic quantities and the phase diagram of strongly interacting hot and dense magnetized quark matter are obtained with the $ 2 $-flavour Nambu-Jona-Lasinio model with Polyakov loop considering finite values of the anomalous…

Nuclear Theory · Physics 2020-08-27 Nilanjan Chaudhuri , Snigdha Ghosh , Sourav Sarkar , Pradip Roy

In quenched QCD the Polyakov loop is an order parameter of the deconfinement transition, but with decreasing quark mass, the peak in the Polyakov loop susceptibility becomes less pronounced, and it loses its interpretation as an indicator…

High Energy Physics - Lattice · Physics 2024-01-04 David A. Clarke , Olaf Kaczmarek , Frithjof Karsch , Anirban Lahiri

Thermodynamical properties of asymmetric strange quark matter using the Polyakov Chiral $\text{SU(3)}$ quark mean field (PCQMF) model at finite temperature and chemical potential have been investigated. Within the PCQMF model, the…

High Energy Physics - Phenomenology · Physics 2020-03-31 Manisha Kumari , Arvind Kumar