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We study the thermodynamics of soft wall model in AdS/QCD framework. The low temperature phase of QCD is described by thermal AdS and high temperature phase by AdS Black hole solution of five dimensional gravity with negative cosmological…

High Energy Physics - Theory · Physics 2012-08-31 Shobhit Sachan , Sanjay Siwach

Wave functions and form factors of vector mesons are investigated in the holographic dual model of QCD with a smooth oscillator-like wall. We introduce wave functions conjugate to solutions of the 5D equation of motion and develop a…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. R. Grigoryan , A. V. Radyushkin

We study the effects of rotation on the confinement/deconfinement phase transition of strongly interacting matter, at low temperatures, in the soft wall AdS/QCD model at finite density. To achieve it, we apply the Hawking-Page approach to…

High Energy Physics - Theory · Physics 2025-12-10 Octavio C. Junqueira , Roldao da Rocha

We derive the general 5-dimension metric structure of the $Dp-Dq$ system in type II superstring theory, and demonstrate the physical meaning of the parameters characterizing the 5-dimension metric structure of the \textit{holographic} QCD…

High Energy Physics - Phenomenology · Physics 2023-01-03 Song He , Mei Huang , Qi-Shu Yan , Yi Yang

Recent investigations show that the thermal spectral function of heavy $ {b \bar b } $ and $ {c \bar c} $ vector mesons can be described using holography. These studies consider a bottom up model that captures the heavy flavour spectroscopy…

High Energy Physics - Phenomenology · Physics 2019-01-30 Nelson R. F. Braga , Luiz F. Ferreira

A Hawking-Page phase transition between AdS thermal and AdS Black Hole was presented as a mechanism for explaining the QCD deconfinement phase transition within holographic models. In order to implement temperature dependence in the…

High Energy Physics - Phenomenology · Physics 2023-11-23 Matteo Rinaldi , Vicente Vento

The problem of self-consistent estimates of the deconfinement temperature Tc in the framework of the bottom-up holographic approach to QCD is scrutinized. It is shown that the standard soft wall model gives Tc for planar gluodynamics around…

High Energy Physics - Phenomenology · Physics 2014-10-28 S. S. Afonin , A. D. Katanaeva

We study the thermodynamics of the hard wall model, which consists in the introduction of an infrared cut-off in asymptotically AdS spaces. This is a toy model for confining backgrounds in the context of the gauge/gravity correspondence. We…

High Energy Physics - Theory · Physics 2008-03-06 C. A. Ballon Bayona , Henrique Boschi-Filho , Nelson R. F. Braga , Leopoldo A. Pando Zayas

We present new results on the reconstruction of mesonic spectral functions for three temperatures $1.1T_c$, $1.2T_c$ and $1.4T_c$ in quenched QCD. Making use of non-perturbatively improved clover Wilson valence quarks allows for a clean…

High Energy Physics - Lattice · Physics 2014-12-22 Heng-Tong Ding , Olaf Kaczmarek , Florian Meyer

We construct the thermal bounce solution in holographic models that describes first-order phase transitions between the deconfined and confined phases in strongly-coupled gauge theories. This new, periodic Euclidean solution represents…

High Energy Physics - Phenomenology · Physics 2025-10-14 Tony Gherghetta , Arpon Paul , Andrey Shkerin

These lecture notes illustrate the application of Dyson-Schwinger equations in QCD. The extensive body of work at zero temperature and chemical potential is represented by a selection of contemporary studies that focus on solving the…

Nuclear Theory · Physics 2010-03-04 Craig D. Roberts

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

The holographic dual of a finite-temperature gauge theory with a small number of flavours typically contains D-brane probes in a black hole background. At low temperature the branes sit outside the black hole and the meson spectrum is…

High Energy Physics - Theory · Physics 2008-11-26 David Mateos , Robert C. Myers , Rowan M. Thomson

We study a simple example of holographic thermalization in a confining field theory: the homogeneous injection of energy in the hard wall model. Working in an amplitude expansion, we find black brane formation for sufficiently fast energy…

High Energy Physics - Theory · Physics 2015-06-18 Ben Craps , Elias Kiritsis , Christopher Rosen , Anastasios Taliotis , Joris Vanhoof , Hongbao Zhang

We study the dissociation of heavy vector mesons in a thermal medium from the point of view of the configurational entropy. Bottomonium and charmonium vector mesons in a plasma are represented using a holographic AdS/QCD model. The…

High Energy Physics - Phenomenology · Physics 2018-11-02 Nelson R. F. Braga , Luiz F. Ferreira , Roldao da Rocha

We study the temperature dependence of the $a_1$ meson-nucleon coupling constant in the framework of the soft-wall AdS/QCD model with thermal dilaton field. Profile functions for the axial-vector and fermion fields in the AdS-Schwarzschild…

High Energy Physics - Phenomenology · Physics 2022-01-31 Shahin Mamedov , Shahnaz Taghiyeva

We advance in constructing a bottom-up holographic theory of linear meson Regge trajectories that generalizes and unites into one logical framework various bottom-up holographic approaches proposed in the past and scattered in the…

High Energy Physics - Theory · Physics 2022-03-08 S. S. Afonin , T. D. Solomko

Thermoresponsive microgels are one of the most investigated class of soft colloids, thanks to their ability to undergo a Volume Phase Transition (VPT) close to ambient temperature. However, this fundamental phenomenon still lacks a detailed…

The IR dynamics of effective holographic theories capturing the interplay between charge density and the leading relevant scalar operator at strong coupling are analyzed. Such theories are parameterized by two real exponents…

High Energy Physics - Theory · Physics 2010-12-06 C. Charmousis , B. Goutéraux , B. S. Kim , E. Kiritsis , Rene Meyer

We study the phenomenology of the recently proposed modified version of the Soft-Wall model of holographic QCD with a negative dilaton profile. We investigate vector and scalar mesons, evaluating mass spectra, decay constants and two-point…

High Energy Physics - Phenomenology · Physics 2011-02-01 Stefano Nicotri