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Perturbative QCD predicts and describes various features of multihadron production. An amazing similarity between observable hadron systems and calculable underlying parton ensembles justifies the attempts to use the language of quarks and…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yuri L. Dokshitzer

We study certain physical observables of isoscalar heavy baryons using potential models based on hadronic degrees of freedom. The goal is to compare these results with those from an effective theory obtained in a combined heavy quark and…

Nuclear Theory · Physics 2016-09-08 Z. Aziza Baccouche , Thomas D. Cohen

We present a model for the structure of baryons in which the valence partons interact through a linear potential. This model can be derived from QCD in the approximation where the transverse momenta are ignored. We compare the parton…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. S. Krishnaswami , S. G. Rajeev

We discuss recent results on heavy and light baryon spectroscopy

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Valcarce , J. Vijande , P. Gonzalez , H. Garcilazo

The static three-quark potential in arbitrary configuration of quarks is calculated analytically. It is shown to be in a full agreement with the precise numerical simulations in lattice QCD. The results of the work have important…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. S. Kuzmenko

We consider general physical characteristics of doubly heavy baryons: the spectroscopy in the framework of potential approach and sum rules of QCD, mechanisms of production in various interactions on the basis of fragmentation model with…

High Energy Physics - Phenomenology · Physics 2010-12-17 V. V. Kiselev , A. K. Likhoded

Tremendous progress has been made in mapping out the spectrum of hadrons over the past decade with plans to make further advances in the decade ahead. Baryons and mesons, both expected and unexpected, have been found, the results of…

Nuclear Theory · Physics 2015-06-18 M. R. Pennington

Diquarks are often invoked as QCD effective degrees of freedom to describe baryons as well as certain exotic hadrons in phenomenology. However, even though they are successful in describing many of these low lying QCD states, they and their…

High Energy Physics - Lattice · Physics 2025-08-13 Anthony Francis

The structure of the 1/Nc expansion for the baryon distribution amplitude in QCD is tested using quark models. Earlier conjectures about this structure based on the evolution equation and on the soft-pion theorem are confirmed by the model…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. V. Pobylitsa

The dispersive approach to QCD is briefly overviewed and its application to the assessment of hadronic contributions to electroweak observables is discussed.

High Energy Physics - Phenomenology · Physics 2017-03-27 A. V. Nesterenko

Recent developments of the model of quantized helical QCD string are presented, notably the baryon production. An overview of the experimental evidence is discussed as well as possible applications.

High Energy Physics - Phenomenology · Physics 2021-11-02 S. Todorova-Nova

In this paper, we calculate analytically the baryonic density and susceptibilities, which are sensitive probes to the fermionic degrees of freedom, in a holographic model of QCD both in its hot QGP phase and in its cold dense phase.…

High Energy Physics - Theory · Physics 2009-09-28 Keun-young Kim , Jinfeng Liao

Properties of high-density strong-interaction matter of relevance for astrophysical scenarios that involve neutron stars are discussed. It is argued that theoretical and experimental insights from the small baryo-chemical potential…

High Energy Physics - Phenomenology · Physics 2023-05-01 Jochen Wambach

Mean-field model quantum field theories of hadrons were traditionally developed to describe cold and dense nuclear matter and are by now very well constrained from the recent neutron star merger observations. We show that when augmented…

High Energy Physics - Phenomenology · Physics 2023-03-08 Aman Abhishek , Sayantan Sharma

The relativistic five-quark equations are found in the framework of the dispersion relation technique. The behavior of the low-energy five-particle amplitude is determined by its leading singularities in the pair invariant masses. The…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. M. Gerasyuta , V. I. Kochkin

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

I review recent lattice QCD results on a few selected topics which are relevant to the heavy ion physics community. Special emphasis is put on the QCD equation of state at vanishing and nonzero baryon chemical potential, the onset of…

High Energy Physics - Lattice · Physics 2015-06-22 Heng-Tong Ding

We calculate the pressure (p), the energy density (\epsilon) and the baryon density (n_B) of QCD at finite temperatures (T) and chemical potentials (\mu). The recently proposed overlap improving multi-parameter reweighting technique is used…

High Energy Physics - Lattice · Physics 2009-11-07 F. Csikor , G. I. Egri , Z. Fodor , S. D. Katz , K. K. Szabo , A. I. Toth

A method in which electromagnetic properties of hadrons are studied by direct simulation of dynamical photon effects is applied to the extraction of the isomultiplet structure of the octet baryons. Using 187 configurations at $\beta=5.7$…

High Energy Physics - Lattice · Physics 2009-10-28 A. Duncan , E. Eichten , H. Thacker

The single baryon solution of V-QCD is numerically computed. The spectrum of spin and isospin modes is also computed by quantizing the light fluctuations around the baryon. It is shown that there is a partial restoration of chiral symmetry…

High Energy Physics - Theory · Physics 2023-05-19 M. Järvinen , E. Kiritsis , F. Nitti , E. Préau