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Related papers: Secondary Baryon Asymmetry in pi(+-)p Collisions

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The process of Lambda-baryon production in pi-p collisions is considered. The contribution of the string-junction mechanism to the strange baryon production in meson-baryon scattering is anlysed. The results of numerical calculations in the…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. H. Arakelyan , C. Merino , Yu. Shabelski

The process of baryon production in K p collisions at high energies is considered in the framework of the Quark-Gluon String Model. The contribution of the string-junction mechanism to the strange baryon production is analysed. The results…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

The asymmetry of strange baryon production in Kp interactions at high energies is considered in the framework of the Quark-Gluon String Model. The contribution of the String-Junction Mechanism to the strange baryon production is analysed.

High Energy Physics - Phenomenology · Physics 2008-11-26 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

We consider the phenomenological implications of the assumption that baryons are systems of three quarks connected through gluon string junction. The transfer of baryon number in rapidity space due to the string junction propagation is…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. H. Arakelyan , C. Merino , C. Pajares , Yu. M. Shabelski

The process of baryon number transfer due to string junction propagation in rapidity space is considered. It leads to a significant effect in the net baryon production in pA collisions at mid-rapidities and an even more significant effect…

High Energy Physics - Phenomenology · Physics 2012-07-30 F. W. Bopp , Yu. M. Shabelski

We study Lambda_c/Lambda}_c-bar production asymmetries in pp and pi- p collisions using a recently proposed two component model. The model includes heavy baryon production by the usual mechanism of parton fusion and fragmentation plus…

High Energy Physics - Phenomenology · Physics 2011-09-13 G. Herrera , J. Magnin

The process of baryon number transfer due to string junction propagation in rapidity is considered. It has a significant effect in the net baryon production in $pp$ collisions at mid-rapidities and an even larger effect in the forward…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Bopp , Yu. M. Shabelski

The midrapidity inclusive densities of different secondaries are calculated in the framework of the Quark-Gluon String Model. The transfer of baryon number in rapidity space due to the gluon string junction propagation leads to a…

High Energy Physics - Phenomenology · Physics 2008-05-16 G. H. Arakelyan , C. Merino , C. Pajares , Yu. M. Shabelski

We describe the WA89 Collaboration experimental data on Lambda, Sigma(-), Sigma(+), Xi(-), and Omega(-) baryons, and bar(Lambda) and bar(Xi(+)) antibaryons production in Sigma(-) collisions with C and Cu targets at 345 GeV/c (sqrt(s_(Sigma…

High Energy Physics - Phenomenology · Physics 2011-04-05 G. H. Arakelyan , A. B. Kaidalov , C. Merino , Yu. M. Shabelski

The experimental data on p, Lambda, Xi-, Omega-, baryons and the corresponding antibaryons spectra obtained by different collaborations are compared with the results of the calculations performed into the frame of the Quark-Gluon String…

High Energy Physics - Phenomenology · Physics 2016-02-17 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

We consider the string breaking phenomenon within effective string models which purport to mimic QCD with two light flavors, with a special attention to baryon modes. We make some estimates of the string breaking distances at zero and…

High Energy Physics - Phenomenology · Physics 2020-05-13 Oleg Andreev

We consider the experimental data on var(phi)-meson production in hadron-nucleon collisions for a wide energy region. The Quark-Gluon String Model quantitatively describes the spectra of secondary var(phi), as well as the ratios of…

High Energy Physics - Phenomenology · Physics 2014-12-24 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

We consider the phenomenological consequences of the assumption that the baryons are the systems of three quarks and string junction. The process of baryon number transfer due to string junction propagation in rapidity space is considered…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yu. M. Shabelski

We consider the experimental data on the production of strange Lambdas, and multistrange baryons (Xi, Omega), and antibaryons, on nuclear targets, at the energy region from SPS up to LHC, in the framework of the Quark-Gluon String Model.…

High Energy Physics - Phenomenology · Physics 2023-01-20 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

The process of baryon number transfer due to string junction propagation in rapidity is considered. It has a significant effect in the net baryon production in $pp$ collisions at mid-rapidities and an even larger effect in the forward…

High Energy Physics - Phenomenology · Physics 2009-11-07 G. H. Arakelyan , A. Capella , A. B. Kaidalov , Yu. M. Shabelski

In this paper we present the description of the production of strange and mulistrange baryons in a wide energy region, from CERN SpS up to LHC, in the framework of the Quark-Gluon String model.

High Energy Physics - Phenomenology · Physics 2015-02-25 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

Jet quenching of quarks and gluons in central A+A collisions suppresses the high-p_T meson production and exposes novel baryon dynamics that we attribute to (gluonic) baryon junctions. This mechanism predicts baryon enhancement in a finite…

High Energy Physics - Phenomenology · Physics 2009-10-09 Ivan Vitev , Miklos Gyulassy

The rapidity distribution of $\Lambda$ and $\bar{\Lambda}$ produced in nucleus-nucleus collisions at CERN energies is studied in the framework of an independent string model - with quark-antiquark as well as diquark-antidiquark pairs in the…

High Energy Physics - Phenomenology · Physics 2008-02-03 A. Capella , A. Kaidalov , A. Kouider Akil , C. Merino , J. Tran Thanh Van

The centrality dependence of Xi^- and Lambda production in Au+Au interactions at E_lab=6 AGeV is studied within a microscopic transport approach. In line with recent data, a slight enhancement of the Xi^-/(Lambda+Sigma^0) ratio toward…

Nuclear Theory · Physics 2009-11-10 Gebhard Zeeb , Manuel Reiter , Marcus Bleicher

It is pointed out that the recent data on strange baryon and antibaryon production in Pb-Pb collisions at 159 GeV/c agree well with the hypothesis of an intermediate state of quasi-free and randomly distributed constituent quarks and…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Bialas
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