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Related papers: $T$-Matrix Approach to Strongly Coupled QGP

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We adopt a $T$-matrix approach to study quarkonium properties and heavy-quark transport in a Quark-Gluon Plasma. The $T$-matrix approach is well suited to implement potential scattering and thus provides a common framework for low-momentum…

High Energy Physics - Phenomenology · Physics 2009-11-18 R. Rapp , F. Riek , H. van Hees , V. Greco , M. Mannarelli

A selfconsistent thermodynamic $T$-matrix approach is deployed to study the microscopic properties of the quark-gluon plasma (QGP), encompassing both light- and heavy-parton degrees of freedom in a unified framework. The starting point is a…

Nuclear Theory · Physics 2018-07-19 Shuai Y. F. Liu , Ralf Rapp

We investigate the problem of extracting a static potential between a quark and its antiquark in a quark-gluon plasma (QGP) from lattice-QCD computations of the singlet free energy, $F_{Q\bar{Q}}(r)$. We utilize the thermodynamic $T$-matrix…

High Energy Physics - Phenomenology · Physics 2015-02-02 Shuai Y. F. Liu , Ralf Rapp

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) using static heavy-quark (HQ) potentials from lattice-QCD calculations in a Brueckner many-body T-matrix approach to evaluate elastic heavy-quark-light-quark…

High Energy Physics - Phenomenology · Physics 2009-07-22 H. van Hees , M. Mannarelli , Vincenzo Greco , Ralf Rapp

The interactions of charm and bottom quarks in a Quark-Gluon Plasma (QGP) are evaluated using a thermodynamic 2-body T-matrix. We specifically focus on heavy-quark (HQ) interactions with thermal gluons with an input potential motivated by…

High Energy Physics - Phenomenology · Physics 2015-06-05 Kyle Huggins , Ralf Rapp

A thermodynamic quantum many-body $T$-matrix approach is employed to study the spectral and transport properties of the quark-gluon plasma at moderate temperatures where nonperturbative effects are essential. For the partonic two-body…

Nuclear Theory · Physics 2019-02-20 Shuai Y. F. Liu , Ralf Rapp

We extend a previously constructed T-matrix approach to the quark-gluon plasma (QGP) to include the effects of spin-dependent interactions between partons. Following earlier work within the relativistic quark model, the spin-dependent…

High Energy Physics - Phenomenology · Physics 2023-08-10 Zhanduo Tang , Ralf Rapp

We utilize a previously constructed thermodynamic $T$-matrix approach to the quark-gluon plasma (QGP) to calculate Wilson line correlators (WLCs) of a static quark-antiquark pair and apply them to the results from 2+1-flavor lattice-QCD…

High Energy Physics - Lattice · Physics 2023-10-31 Zhanduo Tang , Swagato Mukherjee , Peter Petreczky , Ralf Rapp

We discuss a non-perturbative $T$-matrix approach to investigate the microscopic structure of the quark-gluon plasma (QGP). Utilizing an effective Hamiltonian which includes both light- and heavy-parton degrees of freedoms. The basic…

Nuclear Theory · Physics 2017-12-01 Shuai Y. F. Liu , Ralf Rapp

A previously constructed $T$-matrix approach for studying the quark-gluon plasma (QGP) is improved by incorporating spin-dependent interactions between partons. These interactions arise from the relativistic corrections to the Cornell…

Nuclear Theory · Physics 2023-08-01 Zhanduo Tang , Ralf Rapp

The strongly-coupled phase of the quark-gluon plasma (QGP) is studied here by resorting to a $T$-matrix formulation in which the medium is seen as a non-ideal gas of quasiparticles (quarks, antiquarks and gluons) interacting…

High Energy Physics - Phenomenology · Physics 2015-07-01 Gwendolyn Lacroix , Claude Semay , Fabien Buisseret

We study the evolution of heavy quarkonium states with temperature in a Quark Gluon Plasma (QGP) by evaluating the in-medium Q-\bar{Q} T-matrix within a reduced Bethe-Salpeter equation in both S- and P-wave channels. The underlying…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Cabrera , R. Rapp

We calculate transport coefficients of the quark-gluon plasma (QGP) within the dynamical quasiparticle model (DQPM) by explicitly computing the parton interaction rates as a function of temperature $T$ and baryon chemical potential $\mu_B$…

Nuclear Theory · Physics 2020-04-22 Olga Soloveva , Pierre Moreau , Elena Bratkovskaya

Heavy quarks and quarkonia are versatile probes of the transport properties of the hot QCD medium produced in ultra-relativistic heavy-ion collisions (URHICs). A robust description of heavy-flavor transport coefficients requires a…

Nuclear Theory · Physics 2026-01-12 Biaogang Wu , Zhanduo Tang , Ralf Rapp

The determination of the color force in a quark-gluon plasma (QGP) is a key objective in the investigation of strong-interaction matter. Open and hidden heavy-flavor observables in heavy-ion collisions (HICs) are believed to provide…

Nuclear Theory · Physics 2019-05-15 Shuai Y. F. Liu , Min He , Ralf Rapp

A thermodynamic T-matrix approach for elastic 2-body interactions is employed to calculate spectral functions of open and hidden heavy-quark systems in the Quark-Gluon Plasma. This enables the evaluation of quarkonium bound-state properties…

High Energy Physics - Phenomenology · Physics 2014-11-21 F. Riek , R. Rapp

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) that show a strong non-perturbative behavior. A T-matrix approach based on a potential taken from lattice QCD hints at the presence of heavy-quark (HQ) resonant…

High Energy Physics - Phenomenology · Physics 2015-05-30 V. Greco , H. van Hees , R. Rapp

Quark number susceptibilities as computed in lattice QCD are commonly believed to provide insights into the microscopic structure of QCD matter, in particular its degrees of freedom. We generalize a previously constructed partonic…

High Energy Physics - Phenomenology · Physics 2022-11-30 Shuai Y. F. Liu , Ralf Rapp

We review the transport properties of the strongly interacting quark-gluon plasma (QGP) created in heavy-ion collisions at ultrarelativistic energies, i.e. out-of equilibrium, and compare them to the equilibrium properties. The description…

Nuclear Theory · Physics 2021-12-15 Olga Soloveva , Pierre Moreau , Elena Bratkovskaya

We employ a thermodynamic $T$-matrix approach to study Wilson line correlators (WLCs) for a static quark-antiquark pair within the quark-gluon plasma (QGP). By refining earlier determined input parameters, self-consistent $T$-matrix…

High Energy Physics - Theory · Physics 2024-01-09 Zhanduo Tang , Swagato Mukherjee , Peter Petreczky , Ralf Rapp
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