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Related papers: IR-improved Soft-wall AdS/QCD Model for Baryons

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We construct an effective QCD light-front Hamiltonian for both mesons and baryons in the chiral limit based on the generalized supercharges of a superconformal graded algebra. The superconformal construction is shown to be equivalent to a…

High Energy Physics - Theory · Physics 2015-04-16 Hans Gunter Dosch , Guy F. de Teramond , Stanley J. Brodsky

The application of quark models to the spectra and strong and electromagnetic couplings of baryons is reviewed. This review focuses on calculations which attempt a global description of the masses and decay properties of baryons, although…

Nuclear Theory · Physics 2008-11-26 Simon Capstick , W. Roberts

We study the effects of the finite size of baryons on the equation of state of homogeneous hadronic matter. The finite extension of hadrons is introduced in order to improve the performance of field theoretical models at very high…

Nuclear Theory · Physics 2009-11-07 R. M. Aguirre , A. L. De Paoli

QCD string model formulated in the framework of the Field Correlator Method (FCM) in QCD is employed to calculate the masses of $\Sigma_c$, $\Xi_c$ and recently observed at Tevatron $\Sigma_b$, $\Xi_b$ baryons and their orbital excitations.…

High Energy Physics - Phenomenology · Physics 2008-11-14 I. L. Grach , I. M. Narodetskii , M. A. Trusov , A. I. Veselov

Utilizing rapidity-dependent measurements to map the QCD phase diagram provides a complementary approach to traditional beam-energy-dependent measurements around midrapidity. The changing nature of thermodynamic properties of QCD matter…

Nuclear Theory · Physics 2024-03-12 Jianing Li , Lipei Du , Shuzhe Shi

We discuss relaxation solutions to the dark matter - baryon coincidence problem in the context of QCD axion dark matter. In relaxation solutions, a moduli dynamically adjusts the mass of dark matter and baryons until their energy densities…

High Energy Physics - Phenomenology · Physics 2024-10-31 Abhishek Banerjee , Dawid Brzeminski , Anson Hook

We give an overview of recent progress into the infrared structure of QCD based on the gauge/gravity correspondence and light-front quantization, where the color confining interaction for mesons and baryons is determined by an underlying…

High Energy Physics - Phenomenology · Physics 2020-04-17 Stanley J. Brodsky , Guy F. de Teramond , Hans Gunter Dosch

We explore a simple model which naturally explains the observed baryon asymmetry of the Universe. In this model the strong coupling is promoted to a dynamical quantity, which evolves through the vacuum expectation value of a singlet scalar…

High Energy Physics - Phenomenology · Physics 2020-04-08 Djuna Croon , Jessica N. Howard , Seyda Ipek , Timothy M. P. Tait

We develop an exactly solvable generalization of the soft wall holographic model for the vector mesons. The generalization preserves the ultraviolet and infrared asymptotics of the soft wall model and contains an additional free parameter.…

High Energy Physics - Phenomenology · Physics 2013-07-31 S. S. Afonin

The work is devoted to the description of baryon mass spectrum in the quasy-relativistic quark potential model. For cosidering 3 - quark system advantageous is the use of hyperspherical functions. For obtaining the mass - seguence of…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Rubish

The strong coupling constants of light pseudoscalar mesons with spin--3/2 and spin--1/2 heavy baryons are calculated in the framework of light cone QCD sum rules. It is shown that each class of transitions among members of the sextet…

High Energy Physics - Phenomenology · Physics 2015-05-20 T. M. Aliev , K. Azizi , M. Savci

The strong coupling constants of heavy baryons with light vector mesons are calculated in the framework of the light cone QCD sum rules using the most general form of the interpolating currents for the heavy baryons. It is shown that the…

High Energy Physics - Phenomenology · Physics 2011-03-31 T. M. Aliev , K. Azizi , M. Savci

In order to meet the high-precision measurement of the current baryon spectroscopy, for the first time, we rigorously analyze the spin-dependent interactions and the fine structure of the negative-parity singly heavy baryons in the…

High Energy Physics - Phenomenology · Physics 2026-05-27 Zhen-Yu Li , Guo-Liang Yu , Zhi-Gang Wang , Jian-Zhong Gu

We study light pseudoscalar and axial states using a soft wall model that is modified by introducing two extra parameters: an UV-cutoff and an anomalous term in the conformal dimension of the fields involved such that meson fields with…

High Energy Physics - Phenomenology · Physics 2020-07-15 Miguel Ángel Martín Contreras , Alfredo Vega , Santiago Cortés

We study the equation of state of dense baryon matter within the relativistic mean-field model, and we include ${\Delta}$(1232) isobars into IUFSU model with hyperons and consider the possibility of kaon meson condensation. We find that it…

Nuclear Theory · Physics 2023-04-17 Fu Ma , Chen Wu , Wenjun Guo

The correspondence between theories in anti-de Sitter space and field theories in physical space-time leads to an analytic, semiclassical model for strongly-coupled QCD which has scale invariance at short distances and color confinement at…

High Energy Physics - Phenomenology · Physics 2015-05-27 Stanley J. Brodsky , Guy F. de Teramond

We review the approach to modeling soft hadron physics observables based on the Dyson-Schwinger equations of QCD. The focus is on light quark mesons and in particular the pseudoscalar and vector ground states, their decays and…

Nuclear Theory · Physics 2015-05-20 Peter C. Tandy

We use a symmetry-preserving truncation of meson and baryon bound-state equations in quantum field theory in order to develop a unified description of systems constituted from light- and heavy-quarks. In particular, we compute the spectrum…

Nuclear Theory · Physics 2018-06-20 Si-Xue Qin , Craig D. Roberts , Sebastian M. Schmidt

We give a further study on the improved soft-wall AdS/QCD model with two flavors. The chiral transition behaviors are studied in the case of finite chemical potential, with the chiral phase diagram obtained at zero quark mass. The thermal…

High Energy Physics - Phenomenology · Physics 2019-10-08 Zhen Fang , Lin Zhang

The strong coupling constant of doubly heavy baryons with light pseudoscalar mesons $ \pi $ and $ K $ are computed within the light cone sum rules. We take into account two-particle and three-particle distribution amplitudes of the said…

High Energy Physics - Phenomenology · Physics 2020-10-22 H. I. Alrebdi , T. M. Aliev , K. Şimşek
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