English
Related papers

Related papers: Light-front holographic QCD with generic dilaton p…

200 papers

The primary gaol of this paper is to analyze the mass spectrum of the vector rho mesons by using the soft-wall AdS/QCD device. The theory is characterized by a form of the dilaton field which satisfies the constraint for having the correct…

High Energy Physics - Phenomenology · Physics 2021-11-16 Keita Kaniba Mady , Dicko Younouss Hamèye

The invariant mass spectra of dileptons radiated from the fireballs formed in high-energy heavy-ion collisions have been successfully used to investigate the properties of hot and dense QCD matter. Using a realistic model for the in-medium…

We use holography to study Conformal Phase Transitions, which are believed to be realized in four dimensional QCD and play an important role in walking technicolor models of electroweak symmetry breaking. At strong coupling they can be…

High Energy Physics - Theory · Physics 2012-07-17 David Kutasov , Jennifer Lin , Andrei Parnachev

A primary question in hadron physics is how the mass scale for hadrons consisting of light quarks, such as the proton, emerges from the QCD Lagrangian even in the limit of zero quark mass. If one requires the effective action which…

High Energy Physics - Phenomenology · Physics 2015-12-09 S. J. Brodsky , A. Deur , G. F. de Teramond , H. G. Dosch

The QCD light-front Hamitonian equation derived from quantization at fixed LF time provides a causal, frame-independent, method for computing hadron spectroscopy and dynamical observables. de Alfaro, Fubini, and Furlan (dAFF) have made an…

High Energy Physics - Phenomenology · Physics 2017-09-06 Stanley J. Brodsky

Hamiltonian light-front quantum field theory provides a framework for calculating both static and dynamic properties of strongly interacting relativistic systems. Invariant masses, correlated parton amplitudes and time-dependent scattering…

Nuclear Theory · Physics 2014-06-10 James P. Vary , Xingbo Zhao , Anton Ilderton , Heli Honkanen , Pieter Maris , Stanley J. Brodsky

Recently a holographic model of hadrons motivated by AdS/CFT has been proposed to fit the low energy data of mesons. We point out that the infrared physics can be developed in a more systematic manner by exploiting backreaction of the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Csaba Csaki , Matthew Reece

Results on soft and hard diffraction obtained by the CDF Collaboration at the Fermilab Tevatron proton-antiproton Collider are reviewed with emphasis on aspects of the data that point to the underlying QCD mechanism for diffraction. The…

High Energy Physics - Phenomenology · Physics 2014-11-17 Konstantin Goulianos

We study a scenario in which the dilaton, a pseudo-Goldstone boson of the spontaneous breaking of conformal symmetry, provides a portal between dark matter and the visible sector. We consider the low-energy description of the theory in…

High Energy Physics - Phenomenology · Physics 2015-06-23 Aielet Efrati , Eric Kuflik , Shmuel Nussinov , Yotam Soreq , Tomer Volansky

By using a new parametrization of the dilaton field and including a cubic term in the bulk scalar potential, we realize linear confinement in both meson and nucleon sectors within the framework of soft-wall AdS/QCD. At the same time this…

High Energy Physics - Phenomenology · Physics 2010-07-06 Peng Zhang

The SU(3)_flavor constituent quark model has been quite successful to explain the properties as well as the observed spectrum of mesons with pseudoscalar and vector quantum numbers. Many radial and orbital excitations of quark-antiquark…

High Energy Physics - Experiment · Physics 2015-03-20 Bernhard Ketzer

We consider an improved soft-wall AdS/QCD model coupled to an Einstein-dilaton system, which offers a way to study the deconfining and chiral transitions simultaneously. The correlation between these two transitions has been investigated in…

High Energy Physics - Phenomenology · Physics 2022-03-02 Ying-Ying Li , Xing-Lin Liu , Xin-Yi Liu , Zhen Fang

The combined effect of finite potential barriers and dielectric mismatch between dot and matrix on excitonic properties of semiconductor quantum dots has been studied. To avoid the unphysical divergence in the self-polarization energy which…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Pablo G. Bolcatto , Cesar R. Proetto

The holographic graviton soft-wall model, introduced to describe the spectrum of scalar and tensor glueballs, is improved to incorporate the realization of chiral-symmetry as in QCD. Such a goal is achieved by including the longitudinal…

High Energy Physics - Phenomenology · Physics 2022-08-10 M. Rinaldi , F. A. Ceccopieri , V. Vento

AdS/QCD models are being extensively studied because they seem to offer an entirely tractable and radically different approach to the phases of QCD whose region of validity is precisely the region of strong interactions. In this context, a…

High Energy Physics - Theory · Physics 2024-12-13 Akash Singh , K. P. Yogendran

We employ deep learning within holographic duality to investigate $T$-linear resistivity, a hallmark of strange metals. Utilizing Physics-Informed Neural Networks, we incorporate boundary data for $T$-linear resistivity and bulk…

High Energy Physics - Theory · Physics 2025-12-15 Byoungjoon Ahn , Hyun-Sik Jeong , Chang-Woo Ji , Keun-Young Kim , Kwan Yun

In this paper we describe qualitatively some aspects of the holographic QCD. Inspired by a successfull 4D description, we try to separate the Confinement and the Chiral Symmetry Breaking dynamics. We also discuss the realization of the…

High Energy Physics - Phenomenology · Physics 2009-12-23 Jacopo Bechi

In recent years, the systems comprising of bosonic atoms confined to optical lattices at ultra-cold temperatures have demonstrated tremendous potential to unveil novel quantum mechanical effects appearing in lattice boson models with…

Quantum Gases · Physics 2025-07-31 Titas Chanda , Luca Barbiero , Maciej Lewenstein , Manfred J. Mark , Jakub Zakrzewski

A model of hybrid meson structure based on the QCD Hamiltonian in Coulomb gauge and the use of a single constituent quasigluon is applied compute hadronic decays of mesons with exotic quantum numbers, $0^{+-}$ and $2^{+-}$. These correspond…

High Energy Physics - Phenomenology · Physics 2026-03-02 Christian Farina , Eric S. Swanson

The AdS/CFT correspondence may offer new and useful insights into the non- perturbative regime of strongly coupled gauge theories such as Quantum Chromodynamics. Soft-wall AdS/QCD models have reproduced the linear trajectories of meson…

High Energy Physics - Phenomenology · Physics 2015-06-17 Sean P. Bartz , Joseph I. Kapusta