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In the framework of the nonrelativistic QCD and a quark-diquark model of baryons we have obtained the fragmentation functions for heavy quark to split into spin-1/2 and spin-3/2 double heavy baryons. It was predicted the production rates as…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. P. Martynenko , V. A. Saleev

I comment on progress of lattice QCD techniques and calculations. Recent results on pentaquark masses as well as of the spectrum of excited baryons are summarizned and interpreted. The present state of calculations of quantities related to…

Nuclear Theory · Physics 2008-12-18 Gunnar S Bali

We extend the model for QCD string with quarks to consider the Mercedes Benz string configuration describing the three-quark baryon. Under the assumption of adiabatic separation of quark and string junction motion we formulate and solve the…

High Energy Physics - Phenomenology · Physics 2019-08-17 Yu. S. Kalashnikova , A. V. Nefediev

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

Recent studies by the NPLQCD collaboration of hadronic interactions using lattice QCD are reviewed, with an emphasis on a recent calculation of meson-baryon scattering lengths. Ongoing high-statistics calculations of baryon interactions are…

High Energy Physics - Lattice · Physics 2014-11-20 Silas Beane

The distributions of chromo-electric and chromo-magnetic field associated with flux tubes in the baryon are studied in SU(3) lattice QCD. Maximal Abelian projection is used to reduce the statistical fluctuations. For a fixed source…

High Energy Physics - Lattice · Physics 2009-11-10 F. Okiharu , R. M. Woloshyn

This paper provides results for the spectra of triply charmed and bottom baryons based on a constituent quark model approach. We take advantage of the assumption that potential models are expected to describe triply heavy baryons to a…

High Energy Physics - Phenomenology · Physics 2015-07-15 J. Vijande , A. Valcarce , H. Garcilazo

We review the procedure to calculate baryonic properties using a recently proposed five-dimensional approach to QCD. We show that this method give predictions to baryon observables that agree reasonable well with the experimental data.

High Energy Physics - Phenomenology · Physics 2016-12-21 Alex Pomarol , Andrea Wulzer

Highlights from recent computations in lattice QCD involving baryons are presented. Calculations of the proton mass and spin decompositions are discussed, a percent level determination of the nucleon axial coupling is described, and…

Nuclear Theory · Physics 2019-09-19 Colin Morningstar

The equation of state of QCD at finite temperatures and baryon densities has a wide range of applications in many fields of modern particle and nuclear physics. It is the main ingredient to describe the dynamics of experimental heavy ion…

High Energy Physics - Lattice · Physics 2015-06-05 Owe Philipsen

Understanding the interactions between elementary particles and mapping out the internal structure of the hadrons are of fundamental importance in high energy nuclear and particle physics. This thesis concentrates on the strong interaction,…

High Energy Physics - Phenomenology · Physics 2023-09-21 Fanyi Zhao

We show that current experimental knowledge of QCD together with general model independent arguments such as continuity, universality and thermodynamic relations, as well as the information gained from various models can be used to…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. A. Stephanov

The PYTHIA8/ANGANTYR model for heavy ion collisions was recently updated with a mechanism for \textit{global colour reconnection}. The colour reconnection model used is QCD colour algebra inspired and enhances baryon production due to the…

High Energy Physics - Phenomenology · Physics 2024-03-26 Christian Bierlich , Gösta Gustafson , Leif Lönnblad , Harsh Shah

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

We introduce spin-1/2 baryons in the string+${}^3P_0$ model of hadronization, previously restricted to the production of pseudoscalar and vector mesons. Baryons are modeled as quark-diquark bound states and baryon production is described by…

High Energy Physics - Phenomenology · Physics 2025-07-10 Albi Kerbizi , Xavier Artru

We revisit the global QCD analysis of parton-to-kaon fragmentation functions at next-to-leading order accuracy using the latest experimental information on single-inclusive kaon production in electron-positron annihilation, lepton-nucleon…

High Energy Physics - Phenomenology · Physics 2017-05-31 D. de Florian , M. Epele , R. J. Hernandez-Pinto , R. Sassot , M. Stratmann

The present lecture is devoted to embedding the approximate genuine harmonic oscillator structure of valence q qbar mesons and in more detail the q q q configurations for up,down,strange - flavored baryons in Q C D for three light flavors…

High Energy Physics - Theory · Physics 2015-06-19 Peter Minkowski

The concept of parton fragmentation in QCD hard scattering phenomenology as well as NLO pQCD analysis of fragmentation functions are outlined. Hadroproduction of pions of a few GeV pT is discussed through the example of recent measurements…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stefan Kretzer

A recent observation of a threshold momentum difference in the production of adjacent hadrons is implemented in the fragmentation model of a three-dimensional QCD string, with the aim to investigate the common origin of the azimuthal…

High Energy Physics - Phenomenology · Physics 2021-10-27 Sharka Todorova-Nova

We investigate the phases of a strongly coupled QCD-like theory at finite baryon chemical potential using s-confining supersymmetric QCD deformed by anomaly-mediated supersymmetry breaking. Focusing on the case of three colors and four…

High Energy Physics - Phenomenology · Physics 2025-07-15 Yang Bai , Carlos Henrique de Lima , Daniel Stolarski