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Related papers: Holographic model for charmonium dissociation

200 papers

We argue that charmonium decays into meson pairs fall into two distinct classes: one that is under control of perturbative QCD and another one that is governed by a soft mechanism. We concentrate on a systematic analysis of J/Psi (Psi')…

High Energy Physics - Phenomenology · Physics 2009-08-25 Th. Feldmann , P. Kroll

In the fractional nonrelativistic potential model, the decomposition of heavy quarkonium in a hot magnetized medium is investigated. The analytical solution of the fractional radial Schrodinger equation for the hot-magnetized interaction…

High Energy Physics - Phenomenology · Physics 2022-11-15 M. Abu-shady , A. I. Ahmadov , H. M. Fath-Allah , V. H. Badalov

The charmonium system provides an opportunity to explore a wide variety of topics in hadronic physics. Studies of the properties of and transitions among cc-bar states yield insight into relativistic and non-perturbative QCD effects. At the…

High Energy Physics - Experiment · Physics 2008-01-08 M. R. Shepherd

The present article is the follow-up of our work Bottomonium suppression in quasi-particle model, where we have extended the study for charmonium states using quasi-particle model in terms of quasi-gluons and quasi quarks/antiquarks as a…

High Energy Physics - Phenomenology · Physics 2019-05-13 Indrani Nilima , Vineet Kumar Agotiya

The sublimation/deposition process at a solid sphere of argon into its vapor in the presence of helium as a background gas is modeled applying the linearized Boltzmann equation, in which the McCormack model is employed for the collisional…

Fluid Dynamics · Physics 2025-07-16 Denize Kalempa , Felix Sharipov , Irina Graur

Lattice data for the QCD equation of state and the baryon susceptibility near the crossover phase transition (at zero baryon density) are used to determine the input parameters of a 5-dimensional Einstein-Maxwell-Dilaton holographic model…

High Energy Physics - Theory · Physics 2016-04-19 Romulo Rougemont , Andrej Ficnar , Stefano Finazzo , Jorge Noronha

We review how quark models are able to describe the phenomenology of the charm meson sector. The spectroscopy and decays of charmonium and open charm mesons are described in a particular quark model and compared with the data and the…

High Energy Physics - Phenomenology · Physics 2015-06-17 J. Segovia , D. R. Entem , F. Fernandez , E. Hernandez

In this work we explore a Holographic Dark Energy Model in a flat Friedmann-Lema\^itre-Robertson-Walker Universe, which contains baryons, radiation, cold dark matter and dark energy within the framework of General Relativity. Furthermore,…

General Relativity and Quantum Cosmology · Physics 2019-05-10 Carlos Rodriguez-Benites , Mauricio Cataldo , Antonella Cid , Carlos Ríos

We revisit holographic mesons in the D4/D6 model to study holographic light vector mesons and the properties of heavy quarkonium in confining and deconfining phases. To treat the light mesons and heavy quarkonium on the same footing, we use…

High Energy Physics - Phenomenology · Physics 2015-03-19 Kwanghyun Jo , Youngman Kim , Sang-Jin Sin

We present a microscopic dynamical model to study the formation, dissociation, and recombination processes of charmonium states in a heat bath at constant temperature and volume. Within this classical approach, heavy quarks are described as…

High Energy Physics - Phenomenology · Physics 2025-06-23 Naomi Oei , Nadja Krenz , Juan Torres-Rincon , Hendrik van Hees , Carsten Greiner

Although the spectra of heavy quarkonium systems have been successfully explained by certain QCD motivated potential models, their strong decays are still an open problem. We perform a microscopic calculation of vector charmonium strong…

High Energy Physics - Phenomenology · Physics 2015-06-12 J. Segovia , D. R. Entem , F. Fernandez

We study the dynamics and the relaxation of bulk plasmons in strongly coupled and quantum critical systems using the holographic framework. We analyze the dispersion relation of the plasmonic modes in detail for an illustrative class of…

High Energy Physics - Theory · Physics 2019-10-02 Matteo Baggioli , Ulf Gran , Amadeo Jimenez Alba , Marcus Tornsö , Tobias Zingg

We investigate charmonium production in the hot medium created by heavy-ion collisions by setting up a framework in which in-medium charmonium properties are constrained by thermal lattice QCD (lQCD) and subsequently implemented into…

Nuclear Theory · Physics 2012-03-13 Xingbo Zhao

Production of J/$\psi$ from nucleus-nucleus reactions depends sensitively on the dissociation cross section with light hadrons. Effective lagrangian methods are used to describe the hadronic degrees of freedom, including strangeness and…

Nuclear Theory · Physics 2009-10-31 Kevin L. Haglin

We report first results for spectral functions of charmonium in 2-flavour QCD. The spectral functions are determined from vector and pseudoscalar correlators on a dynamical, anisotropic lattice. J/psi and eta_c are found to survive well…

High Energy Physics - Lattice · Physics 2011-03-23 Gert Aarts , Chris Allton , Richie Morrin , Alan O Cais , Mehmet Bugrahan Oktay , Mike Peardon , Jon-Ivar Skullerud

Motivated by the large number of $B_c$ meson decay modes observed recently by several detectors at the LHC, we present a detailed analysis of the $B_c$ meson decaying to the $P$-wave charmonium states and a light pseudoscalar($P$) or vector…

High Energy Physics - Phenomenology · Physics 2018-02-21 Zhou Rui

The form factors of weak decays of the B_c meson to orbitally excited charmonium, D, B_s and B mesons are calculated in the framework of the QCD-motivated relativistic quark model based on the quasipotential approach. Relativistic effects…

High Energy Physics - Phenomenology · Physics 2014-11-21 D. Ebert , R. N. Faustov , V. O. Galkin

Using simple holographic models in $D=4$ spacetime dimensions we construct black hole solutions dual to $d=3$ CFTs at finite charge density with a Q-lattice deformation. At zero temperature we find new ground state solutions with broken…

High Energy Physics - Theory · Physics 2015-06-18 Aristomenis Donos , Jerome P. Gauntlett

Charmonium production and suppression in heavy-ion collisions at relativistic energies is investigated within different models, i.e. the comover absorption model, the threshold suppression model, the statistical coalescence model and the…

Nuclear Theory · Physics 2009-11-10 E. L. Bratkovskaya , A. P. Kostyuk , W. Cassing , H. Stoecker

We extend our analysis of holographic meson dissociation in the presence of an intense magnetic field. In addition to the previously known critical temperature above which the mesons melt, we found that for certain magnetic field…

High Energy Physics - Theory · Physics 2020-06-09 Daniel Ávila , Leonardo Patiño
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