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Related papers: Real-time static potential in hot QCD

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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 review non-perturbative static potentials commonly used in potential models for quarkonia at finite T. Potentials derived from Polyakov loop correlators are shown to be inappropriate for this purpose. The q\bar{q} free energy is physical…

High Energy Physics - Phenomenology · Physics 2009-11-13 Owe Philipsen

We investigate the in-medium modification and dissociation of heavy quarkonium in a hot QCD medium at finite quark chemical potential and in the weak magnetic-field regime. Starting from the one-loop resummed gluon propagator in the…

High Energy Physics - Phenomenology · Physics 2026-01-16 Indrani Nilima , Mujeeb Hasan , Mohammad Yousuf Jamal , Salman Ahamad Khan , B. K. Singh

We present the finite temperature spectra of both bottomonium and charmonium, obtained from a consistent lattice QCD based potential picture. Starting point is the complex in-medium potential extracted on full QCD lattices with dynamical…

High Energy Physics - Phenomenology · Physics 2016-01-27 Yannis Burnier , Olaf Kaczmarek , Alexander Rothkopf

Recently, a finite-temperature real-time static potential has been introduced via a Schr\"odinger-type equation satisfied by a certain heavy quarkonium Green's function. Furthermore, it has been pointed out that it possesses an imaginary…

High Energy Physics - Lattice · Physics 2008-11-26 M. Laine , O. Philipsen , M. Tassler

We present an estimate for the imaginary part of the recently introduced finite temperature real-time static potential. It can be extracted from the time evolution of the Wilson loop in classical lattice gauge theory. The real-time static…

High Energy Physics - Lattice · Physics 2009-04-14 M. Laine , O. Philipsen , M. Tassler

Using the gauge-gravity duality we have obtained the potential between a heavy quark and an antiquark pair, which is moving perpendicular to the direction of orientation, in a strongly-coupled supersymmetric hot plasma. For the purpose we…

High Energy Physics - Theory · Physics 2015-10-28 Binoy Krishna Patra , Himanshu Khanchandani , Lata Thakur

We generalize known results for heavy quarkonium in a thermal bath to the case of a finite baryonic density, and provide a number of formulas for the energy shift and decay width that hold at weak coupling for sufficiently large temperature…

High Energy Physics - Phenomenology · Physics 2021-01-06 Stefano Carignano , Joan Soto

In gauge-gravity duality, the heavy quark potential at finite temperature is usually calculated with the pure AdS background, which does not capture the renormalization group (RG) running in the gauge theory part. In addition, the potential…

High Energy Physics - Theory · Physics 2015-04-08 Binoy Krishna Patra , Himanshu Khanchandani

Recently a lot of progress has been made in deriving the heavy quark potential within a QCD medium. In this article we have considered heavy quarkonium in a hot quark gluon plasma phase. The heavy-quark potential has been modeled properly…

Nuclear Theory · Physics 2018-06-26 P. K. Srivastava , O. S. K. Chaturvedi , Lata Thakur

We calculate for the first time the complex potential between a heavy quark and antiquark at finite temperature across the deconfinement transition in lattice QCD. The real and imaginary part of the potential at each separation distance $r$…

High Energy Physics - Lattice · Physics 2013-05-30 Alexander Rothkopf , Tetsuo Hatsuda , Shoichi Sasaki

We have investigated the properties of quarkonia in a thermal QCD medium in the background of strong magnetic field. For that purpose, we employ the Schwinger proper-time quark propagator in the lowest Landau level to calculate the one-loop…

High Energy Physics - Phenomenology · Physics 2017-12-06 Mujeeb Hasan , Bhaswar Chatterjee , Binoy Krishna Patra

We explore the in-medium properties of heavy-quarkonium states at finite baryo-chemical potential and finite transverse momentum based on a modern complex-valued potential model. Our starting point is a novel, rigorous derivation of the…

High Energy Physics - Phenomenology · Physics 2020-03-12 David Lafferty , Alexander Rothkopf

We analyze the static potential of a quark-antiquark pair at $T\,\geq\,T_c$, where $T_c$ is a temperature of a deconfinement phase transition in QCD. We discuss the possibility that the non-perturbative part of this potential can be studied…

High Energy Physics - Phenomenology · Physics 2015-05-20 I. M. Narodetskiy , Yu. A. Simonov , A. I. Veselov

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

Utilizing an emergent metric developed from deep learning techniques, we determine the complex potential associated with static quarkonium. This study explores the disintegration process of quarkonium by analyzing the real component of this…

High Energy Physics - Phenomenology · Physics 2025-03-13 Mahdi Mansouri , Kazem Bitaghsir Fadafan , Xun Chen

We elaborate on the fact that quarkonium in hot QCD should not be thought of as a stationary bound state in a temperature-dependent real potential, but as a short-lived transient, with an exponentially decaying wave function. The reason is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Y. Burnier , M. Laine , M. Vepsalainen

In a weak-coupling effective field theory framework we study quarkonium dissociation induced by inelastic scattering with partons in the medium. This is the dominant dissociation process for temperatures such that the Debye mass is larger…

High Energy Physics - Phenomenology · Physics 2013-06-05 Nora Brambilla , Miguel Angel Escobedo , Jacopo Ghiglieri , Antonio Vairo

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 propose a non-perturbative and gauge invariant derivation of the static potential between a heavy-quark ($Q$) and an anti-quark ($\bar{Q}$) at finite temperature. This proper potential is defined through the spectral function (SPF) of…

High Energy Physics - Lattice · Physics 2010-11-05 A. Rothkopf , T. Hatsuda , S. Sasaki
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