English
Related papers

Related papers: In-medium hadronic spectral functions through the …

200 papers

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

The properties of scalar mesons and glueballs at finite temperature are analyzed through a {\it bottom-up} holographic approach. We focus on the spectral functions and mass spectra. A discussion on hadron dissociation and deconfinement…

High Energy Physics - Phenomenology · Physics 2011-02-01 Floriana Giannuzzi

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

We study the holographic QCD in the hadronic medium by using the soft wall model. We discuss the Hawking-Page transition between Reissner-Nordstr\"{o}m AdS black hole and thermal charged AdS of which the geometries correspond to…

High Energy Physics - Theory · Physics 2014-11-13 Chanyong Park , Do-Young Gwak , Bum-Hoon Lee , Yumi Ko , Sunyoung Shin

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 use the soft-wall AdS/QCD model to investigate the finite-temperature effects on the spectral function in the vector channel. The dissociation of the vector meson tower onto the AdS black hole leads to the in-medium mass shift and the…

High Energy Physics - Phenomenology · Physics 2014-11-18 Mitsutoshi Fujita , Kenji Fukushima , Tatsuhiro Misumi , Masaki Murata

In this contribution we present results of the calculations of several hadronic spectra within the holographic graviton soft-wall (GSW) model. In particular, we studied and compared with data for the ground state and excitations of:…

High Energy Physics - Phenomenology · Physics 2022-04-12 Matteo Rinaldi

Based on the IR-improved bulk holographic AdS/QCD model which provides a consistent prediction for the mass spectra of resonance scalar, pseudoscalar, vector and axial vector mesons, we investigate its finite temperature behavior. By…

High Energy Physics - Phenomenology · Physics 2016-06-22 Ling-Xiao Cui , Zhen Fang , Yue-Liang Wu

We study further the soft-wall AdS/QCD model with a cubic potential for the bulk scalar. We analyze the spectra of pseudoscalar, scalar, vector and axial-vector mesons. We also study the spin-1/2 nucleon spectrum and the pion-nucleon…

High Energy Physics - Phenomenology · Physics 2010-11-15 Peng Zhang

We investigate the AdS/QCD duality for the two-point correlation functions of the lowest dimension scalar meson and scalar glueball operators, in the case of the Soft Wall holographic model of QCD. Masses and decay constants as well as…

High Energy Physics - Phenomenology · Physics 2011-04-07 F. Jugeau

In this study we present a unified phenomenological analysis of the scalar glueball and scalar meson spectra within an AdS/QCD framework in the bottom up approach. For this purpose we generalize the recently developed graviton soft-wall…

High Energy Physics - Phenomenology · Physics 2020-12-02 Matteo Rinaldi , Vicente Vento

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 investigate the finite-temperature spectral functions of heavy quarkonia by using the soft-wall AdS/QCD model. We discuss the scalar, the pseudo-scalar, the vector, and the axial-vector mesons and compare their qualitative features of…

High Energy Physics - Phenomenology · Physics 2010-05-28 Mitsutoshi Fujita , Kenji Fukushima , Toru Kikuchi , Tatsuhiro Misumi , Masaki Murata

Phenomenological AdS/QCD models, like hard wall and soft wall, provide hadronic mass spectra in reasonable consistency with experimental and (or) lattice results. These simple models are inspired in the AdS/CFT correspondence and assume…

High Energy Physics - Theory · Physics 2016-11-01 Nelson R. F. Braga , M. A. Martin Contreras , Saulo Diles

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 present an holographical soft wall model which is able to reproduce Regge spectra for hadrons with an arbitrary number of constituents. The model includes the anomalous dimension of operators that create hadrons, together with a dilaton,…

High Energy Physics - Phenomenology · Physics 2015-05-18 Alfredo Vega , Ivan Schmidt

The purpose of this paper is to further study the soft-wall AdS/QCD model with constrained IR background. By including a quartic bulk scalar potential we study various meson and nucleon spectra. This model naturally realizes the…

High Energy Physics - Phenomenology · Physics 2015-06-05 Sheng Liu , Peng Zhang

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

An extended version of the AdS/QCD Soft-Wall model that incorporates QCD-like anomalous contributions to the dimensions of gauge theory operators is proposed. This exploratory approach leads to a relation between scalar glueball masses and…

High Energy Physics - Theory · Physics 2014-04-25 H. Boschi-Filho , N. R. F. Braga , F. Jugeau , M. A. C. Torres

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
‹ Prev 1 2 3 10 Next ›