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Related papers: Finite temperature hadrons from holographic QCD

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We study the scalar glueball and vector meson spectral functions in a hot and dense medium by means of the soft-wall holographic model of QCD. Finite temperature and density effects are implemented through the AdS/RN metric. We analyse the…

High Energy Physics - Phenomenology · Physics 2012-05-28 Pietro Colangelo , Floriana Giannuzzi , Stefano Nicotri

We study scalar glueballs and scalar mesons at $T \neq 0$ in the soft wall holographic QCD model. We find that, using the Anti-de Sitter-Black Hole metric for all values of the temperature, the masses of the hadronic states decrease and the…

High Energy Physics - Phenomenology · Physics 2014-11-20 P. Colangelo , F. Giannuzzi , S. Nicotri

Based on a machine learning holographic QCD model, we construct a systematical framework to investigate the properties of the scalar glueballs continuously from zero temperature to finite temperature. By using both the quasi-normal…

High Energy Physics - Phenomenology · Physics 2025-07-29 Ruixiang Chen , Danning Li , Mei Huang

The interrelation between the deconfinement temperature of hadron medium and parameters of radial Regge trajectories within the bottom-up holographic models for QCD is scrutinized. We show that the lattice data on the deconfinement…

High Energy Physics - Phenomenology · Physics 2020-09-14 S. S. Afonin , A. D. Katanaeva

A holographic model of QCD at finite temperature is proposed and thermal properties for light mesons are examined in terms of this model. We find interesting temperature dependences of masses and decay constants for several mesons, and…

High Energy Physics - Phenomenology · Physics 2009-11-11 Kazuo Ghoroku , Masanobu Yahiro

In this contribution we present a a phenomenological analysis of the scalar glueball and scalar meson spectra within AdS/QCD models in the bottom-up approach. In particular, we consider a Light-Front QCD framework which allows to relate the…

High Energy Physics - Phenomenology · Physics 2020-01-08 Matteo Rinaldi

We investigate vector meson spectral functions at finite temperature and density through the soft wall model, a bottom-up holographic approach to QCD. We find narrow resonances at small values of the parameters, becoming broader as…

High Energy Physics - Phenomenology · Physics 2015-06-11 Floriana Giannuzzi

We present the results of a holographic model for heavy vector mesons inside a plasma at finite temperature and density. The spectral function shows a nice description of the dissociation of the mesons in the medium, corresponding to the…

High Energy Physics - Phenomenology · Physics 2017-10-20 Nelson R. F. Braga , Luiz F. Ferreira

We scrutinize various holographic estimations of the deconfinement temperature within the bottom-up AdS/QCD models. A special emphasis is put on the recent idea of isospectral potentials in the holographic approach. It is demonstrated that…

High Energy Physics - Phenomenology · Physics 2020-01-23 S. S. Afonin , A. D. Katanaeva , E. V. Prokhvatilov , M. I. Vyazovsky

We consider an AdS/QCD model at finite temperature with a dilaton field that we call thermal because, in addition to depending on the holographic coordinate, it also depends on temperature. We study two thermal dilatons in this work such…

High Energy Physics - Phenomenology · Physics 2019-05-22 Alfredo Vega , M. A. Martin Contreras

In this article, we study the finite temperature properties of a 10-D version of a hardwall model for QCD. Introducing fundamental matter via probe D7-branes and separate cutoffs for the branes and the bulk, we present a detailed…

High Energy Physics - Theory · Physics 2023-03-22 Akash Singh , K. P. Yogendran

The finite temperature spectrum of pseudo-scalar glueballs in a plasma is studied using a holographic model. The $ 0^{-+}$ glueball is represented by a pseudo-scalar (axion) field living in a five dimensional geometry that comes from a…

High Energy Physics - Theory · Physics 2017-10-09 Nelson R. F. Braga , Luiz F. Ferreira

A phenomenological analysis of the scalar glueball and scalar meson spectra is carried out by using the AdS/QCD framework in the bottom-up approach. The resulting spectra are in good agreement for glueballs with lattice QCD results and for…

High Energy Physics - Phenomenology · Physics 2020-02-14 Matteo Rinaldi , Vicente Vento

Inspired in the AdS/CFT correspondence, a variety of holographic phenomenological models have been proposed in the last years to describe non-perturbative aspects of strong interactions. These models are denominated as AdS/QCD. In this work…

High Energy Physics - Theory · Physics 2014-11-20 Alex S. Miranda , C. A. Ballon Bayona , Henrique Boschi-Filho , Nelson R. F. Braga

We review 5D holographic approaches to finite temperature QCD. Thermodynamic properties of the "hard-wall" and the "soft-wall" models are derived. Various non-realistic features in these models are cured by the set-up of improved…

High Energy Physics - Theory · Physics 2009-05-22 Umut Gursoy

We consider a holographic model of QCD at finite temperature with nonzero chemical potentials conjugate to $R$-charge densities. A critical surface of the confinement-deconfinement phase transition is shown for five-dimensional charged…

High Energy Physics - Phenomenology · Physics 2009-11-11 Kazuo Ghoroku , Akihiro Nakamura , Masanobu Yahiro

During the first part of this review we will focus on the thermodynamics of $SU(N)$ gauge theories at finite temperature. We will present results from a calculation of electric and magnetic screening masses for the gluons, discuss…

High Energy Physics - Lattice · Physics 2007-05-23 Frithjof Karsch

A holographic model for QCD is employed to investigate the effects of the gluon condensate on the spectrum and melting of scalar mesons. We find the evolution of the free energy density with the temperature, and the result shows that the…

High Energy Physics - Theory · Physics 2019-10-01 Luis A. H. Mamani , Alex S. Miranda , Vilson T. Zanchin

We review recent results on QCD at finite temperature and non-vanishing baryon number density. We focus on observables which are of immediate interest to experimental searches for the Quark Gluon Plasma, i.e. the phase transition…

High Energy Physics - Lattice · Physics 2015-06-25 Frithjof Karsch

Identification of glueballs -- bound states of gauge bosons in Quantum Chromodynamics (QCD) -- is a very important open question in dynamics of the strong interaction. The search for the glueball ground state, carrying scalar quantum…

High Energy Physics - Phenomenology · Physics 2015-03-03 Denis Parganlija
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