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The expected large mass $m_t$ of the top quark provides for the first time a chance to discuss the bound-states of the corresponding quantum system as the nonabelian generalization of positronium, using the full power of relativistic…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Kummer , W. Mödritsch

A comprehensive determination of the rich, low-lying spectrum of gluonic excitations in the presence of a static quark-antiquark pair is presented. Our results are obtained from several simulations on anisotropic lattices using an improved…

High Energy Physics - Lattice · Physics 2009-10-30 K. J. Juge , J. Kuti , C. J. Morningstar

We employ the Langevin equation and Wigner function to describe the bottom equark dynamical evolutions and their formation into a bound state in the expanding Quark Gluon Plasma (QGP). The additional suppressions from parton inelastic…

Nuclear Theory · Physics 2017-09-08 Baoyi Chen , Jiaxing Zhao

Within the framework of the Einstein-Maxwell-Dilaton (EMD) model, which incorporates information on the equation of state and baryon number susceptibility from lattice results, we have conducted a comprehensive analysis of the potential…

High Energy Physics - Phenomenology · Physics 2024-10-08 Xi Guo , Xun Chen , Dong Xiang , Miguel Angel Martin Contreras , Xiao-Hua Li

The non-perturbative nature of QCD at hadronic scales implied the development of phenomenological approaches such as quark models or, more recently, computer-based calculations using Lattice QCD. However, the unique properties of heavy…

High Energy Physics - Phenomenology · Physics 2017-11-29 Pablo G. Ortega , Vicent Mateu

We study quarkonium spectral functions at high temperatures using potential model with complex potential. The real part of the potential is constrained by the lattice QCD data on static quark anti-quark correlation functions, while the…

High Energy Physics - Phenomenology · Physics 2010-12-21 C. Miao , A. Mocsy , P. Petreczky

We present a QCD bound-state calculation based on a renormalization group-improved light-front Hamiltonian formalism. The QCD Hamiltonian is determined to second order in the coupling, and it includes two-body confining interactions. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 Martina Brisudova

Within contemporary hadron physics there are two common methods for determining the momentum-dependence of the interaction between quarks: the top-down approach, which works toward an ab initio computation of the interaction via direct…

Nuclear Theory · Physics 2015-06-23 Daniele Binosi , Lei Chang , Joannis Papavassiliou , Craig D. Roberts

We study $I=0$ quarkonium resonances decaying into pairs of heavy-light mesons using static-static-light-light potentials from lattice QCD. To this end, we solve a coupled channel Schr\"odinger equation with a confined quarkonium channel…

High Energy Physics - Lattice · Physics 2022-05-31 Lasse Mueller , Pedro Bicudo , Nuno Cardoso , Marc Wagner

This work presents an effective model for strongly interacting matter and the QCD equation of state (EoS). The model includes both hadron and quark degrees of freedom and takes into account the transition of chiral symmetry restoration as…

High Energy Physics - Phenomenology · Physics 2013-08-29 Philip Rau , Jan Steinheimer , Stefan Schramm , Horst Stöcker

We study quark confinement physics using lattice QCD. In the maximally abelian (MA) gauge, the off-diagonal gluon amplitude is strongly suppressed, and then the off-diagonal gluon phase shows strong randomness, which leads to a large…

High Energy Physics - Lattice · Physics 2007-05-23 H. Suganuma , K. Amemiya , H. Ichie , H. Matsufuru , Y. Nemoto , T. T. Takahashi

We introduce a new sum-rule for large-$N_c$ QCD which relates the density of heavy quarkonium states, the state-averaged square of the wavefunction at the origin, and the heavy quark current-current correlator. Focusing on the region of…

High Energy Physics - Phenomenology · Physics 2009-09-11 Dean Lee , Howard Georgi

In this study, a non-relativistic potential model is used to calculate the mass spectrum and decay properties of low lying charmonium states. A stochastic framework is proposed to extract the possible analytical form of the confinement part…

High Energy Physics - Phenomenology · Physics 2026-05-25 Ahmet Bingul , Altug Ozpineci

We employ the time-dependent Schr\"odinger equation with different complex potentials to study the bottomonium sequential suppression in Pb-Pb collisions at $\sqrt{s_{NN}}=2.76$ TeV and 5.02 TeV and Au-Au collisions at $\sqrt{s_{NN}}=200$…

Nuclear Theory · Physics 2023-03-10 Liuyuan Wen , Baoyi Chen

We investigate the properties of S-and P-wave bottomonium states in the vicinity of the deconfinement transition temperature. The light degrees of freedom are represented by dynamical lattice QCD configurations of the HotQCD collaboration…

High Energy Physics - Lattice · Physics 2015-07-28 Seyong Kim , Peter Petreczky , Alexander Rothkopf

We study bottomonium dynamics in a momentum-space anisotropic quark-gluon plasma (QGP) using the quantum trajectories (QTraj) framework. The real part of the heavy-quark potential is obtained from a minimal extension of the Karsch-Mehr-Satz…

High Energy Physics - Phenomenology · Physics 2025-12-16 Ajaharul Islam

Leveraging high-precision lattice QCD data on the equation of state and baryon number susceptibility at vanishing chemical potential, we construct a Bayesian holographic QCD model and systematically analyze the thermodynamic properties of…

High Energy Physics - Phenomenology · Physics 2025-08-19 Liqiang Zhu , Ou-Yang Luo , Xun Chen , Kai Zhou , Hanzhong Zhang , Defu Hou

In this paper we develop a phenomenological model inspired by QCD that mimics QCD theory. We use gauge theory in color dielectric medium ($G(\phi)$) coupled with fermion fields to produce scalar and vector confinement in chromoelectric flux…

High Energy Physics - Theory · Physics 2020-04-28 Adamu Issifu , Francisco A. Brito

The heavy quark-antiquark potential is accessible in perturbative QCD and in lattice simulations. The perturbative short-distance part of the potential is contructed via a restricted Fourier transform, covering the momentum region where…

High Energy Physics - Phenomenology · Physics 2011-08-30 Alexander Laschka , Norbert Kaiser , Wolfram Weise

We study bottomonium suppression in $p+ {\rm Pb}$ relative to $p+p$ collisions at center-of-mass energies of $\sqrt{s_{NN}}= 5.02$ and 8.16~TeV. Specifically, we combine cold nuclear matter effects (nuclear modifications of the parton…

Nuclear Theory · Physics 2026-02-06 Sabin Thapa , Biaogang Wu , Ramona Vogt , Ralf Rapp
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