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Related papers: Quarkonium dissociation in a thermal bath

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Quarkonium suppression in relativistic heavy ion collisions has been studied experimentally for decades to probe the properties of the quark-gluon plasma. For this purpose, complete theoretical understanding of the time evolution of…

High Energy Physics - Phenomenology · Physics 2022-01-20 Xiaojun Yao

A model for the thermodynamics of a quantum heat bath is introduced. Under the assumption that the bath molecules have finitely many degrees of freedom and are weakly interacting, we present a general derivation of the equation of state of…

Quantum Physics · Physics 2016-12-12 Dorje C. Brody , Lane P. Hughston

In this work we explore the effects of a weak magnetic field and a thermal bath on the decay process of a neutral scalar boson into two charged scalar bosons. Our findings indicate that magnetic field inhibits while temperature enhances the…

High Energy Physics - Phenomenology · Physics 2017-11-01 Gabriella Piccinelli , Angel Sanchez

Heavy quarkonium hybrids are studied in an effective field theory framework. Coupled and uncoupled Schr\"odinger equations are obtained for different quantum numbers of the hybrid states. The results are discussed and compared to other…

High Energy Physics - Phenomenology · Physics 2016-11-03 Matthias Berwein

In this work, we have studied the dissociation behavior of 1S and 2S states of quarkonium using quasi-particle approach where the Debye mass depends on baryonic chemical potential. The binding energies of the quarkonium states has been…

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

The cooling effects of a quantum LC circuit coupled inductively with an ensemble of artificial qubits are investigated. The particles may decay independently or collectively through their interaction with the environmental vacuum…

Quantum Physics · Physics 2015-05-18 Mihai A. Macovei

Finite-temperature spectra of heavy quarkonia are calculated by combining potential model and thermofield dynamics formalisms. The mass spectra of the heavy quarkonia with various quark contents are calculated. It is found that binding mass…

High Energy Physics - Phenomenology · Physics 2010-01-26 D. U. Matrasulov , F. C. Khanna , Kh. T. Butanov , Kh. Yu. Rakhimov

We study the dissipative properties of a harmonic oscillator subject to two independent heat baths, one of which couples to its position and the other one to its momentum. This model describes a large spin impurity in a ferromagnet. We find…

Other Condensed Matter · Physics 2009-11-11 Heiner Kohler , Fernando Sols

The production of heavy quarkonium in heavy ion collisions has been used as an important probe of the quark-gluon plasma (QGP). Due to the plasma screening effect, the color attraction between the heavy quark antiquark pair inside a…

Nuclear Theory · Physics 2019-11-21 Xiaojun Yao

I review some recent progress, open puzzles and future opportunities in heavy quarkonium physics in the framework of effective field theories

High Energy Physics - Phenomenology · Physics 2011-06-08 Nora Brambilla

Recent results in Quarkonia are reviewed, including updates on spectroscopy and $\alpha_s$, and a first look at quarkonium annihilation decays.

High Energy Physics - Lattice · Physics 2009-10-28 Junko Shigemitsu

We calculate quarkonium spectral functions in a quark-gluon plasma using a potential model based on full QCD lattice calculations of the free energy of static quark-antiquark pair. We estimate the binding energy and the thermal width of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Agnes Mocsy , Peter Petreczky

We studied the properties of the heavy quarkonia in the presence of finite quark-chemical potential for different number of flavors by using the quasi particle approach. The effect of the finite quark-chemical potential has been…

High Energy Physics - Theory · Physics 2023-11-28 Siddhartha Solanki , Vineet Kumar Agotiya

Previous research has shown that the peak of the quarkonium entropy at the deconfinement transition would be related to the entropic force which induces the melting of quarkonium. In this article, we study the effect of backreaction on the…

High Energy Physics - Theory · Physics 2020-05-20 Zi-qiang Zhang

We study quantum heat exchange in a multi-state impurity coupled to two thermal reservoirs. Allowing for strong system-bath interactions, we show that a steady-state heat exchange fluctuation theorem holds, though the dynamical processes…

Statistical Mechanics · Physics 2015-05-28 L. Nicolin , D. Segal

The dissociation of heavy quarkonia in the constrained space is calculated at leading order compared with that in infinitely large medium. To deal with the summation of the discrete spectrum, a modified Euler-Maclaurin formula is developed…

Nuclear Theory · Physics 2019-05-08 Jihong Guo , Wu-Sheng Dai , Mi Xie , Yunpeng Liu

We derive equations of motion for the reduced density matrix of a heavy quarkonium in contact with a quark-gluon plasma in thermal equilibrium. These equations allow in particular a proper treatment of the regime when the temperature of the…

High Energy Physics - Phenomenology · Physics 2018-10-17 Jean-Paul Blaizot , Miguel Angel Escobedo

I review recent progress in heavy quarkonium physics from an effective field theory perspective. In this unifying framework, I discuss advances in perturbative calculations for low-lying quarkonium observables and in lattice calculations…

High Energy Physics - Phenomenology · Physics 2008-11-26 Antonio Vairo

This review has explored the fundamental principles of thermal field theory in the context of a background magnetic field, highlighting its theoretical framework and some of its applications to the thermo-magnetic QCD plasma generated in…

Nuclear Theory · Physics 2026-03-04 Munshi G. Mustafa , Aritra Bandyopadhyay , Chowdhury Aminul Islam

The analytical exact iteration method (AEIM) have been used to calculate the N-dimensional radial schrodinger equation with the real part of complex-valued potential and it is generalized to the finite value of anisotropy ({\xi}),…

High Energy Physics - Phenomenology · Physics 2021-11-19 Vineet Kumar Agotiya , Siddhartha Solanki , Manohar Lal
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