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Related papers: Baryon production probability via the nuclear conf…

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The production of single-charmed baryons $\Lambda_c^+ \Lambda_c^-$, $\Lambda_c^+ \Sigma_c^-$+h.c. and $\Sigma_c^+ \Sigma_c^-$ in $p\bar p$ collisions is studied in the framework of a constituent quark model which has satisfactorily…

High Energy Physics - Phenomenology · Physics 2022-12-07 Daniel Iglesias-Ferrero , David R. Entem , Francisco Fernández , Pablo G. Ortega

Entropy production in the initial compression stage of relativistic heavy-ion collisions from AGS to SPS energies is calculated within a three-fluid hydrodynamical model. The entropy per participating net baryon is found to increase…

Nuclear Theory · Physics 2007-05-23 M. Reiter , A. Dumitru , J. Brachmann , J. A. Maruhn , H. Stöcker , W. Greiner

Forward Drell-Yan production at high energy can provide important constraints on gluon densities at small $x$, in the saturation regime. In this work we focus on the nuclear modification of this process, which could be measured at the LHC…

High Energy Physics - Phenomenology · Physics 2017-11-21 B. Ducloué

The multiplicity distributions of hadrons produced in central nucleus-nucleus collisions are studied within the hadron-resonance gas model in the large volume limit. The microscopic correlator method is used to enforce conservation of three…

Nuclear Theory · Physics 2008-11-26 V. V. Begun , M. Gazdzicki , M. I. Gorenstein , M. Hauer , V. P. Konchakovski , B. Lungwitz

This paper examines the transverse momentum spectra of baryons in the multi-particle production at modern colliders using Quark-Gluon String Model (QGSM). It discusses 1) the difference in \Lambda^0 hyperon spectra at antiproton-proton vs.…

High Energy Physics - Phenomenology · Physics 2020-06-03 Olga I. Piskounova

We determine the likelihood distribution for the model parameters describing the event-by-event fluctuating proton geometry at small $x$ by performing a Bayesian analysis within the Color Glass Condensate framework. The exclusive…

High Energy Physics - Phenomenology · Physics 2022-08-02 Heikki Mäntysaari , Björn Schenke , Chun Shen , Wenbin Zhao

Inclusive production of $J/\psi$ mesons, especially at forward rapidities, is an important probe of small-x gluons in protons and nuclei. In this paper we re-evaluate the production cross sections in the Color Glass Condensate framework,…

High Energy Physics - Phenomenology · Physics 2015-06-10 B. Ducloué , T. Lappi , H. Mäntysaari

The production of neutrons carrying at least 20% of the proton beam energy ($\xl > 0.2$) in $e^+p$ collisions has been studied with the ZEUS detector at HERA for a wide range of $Q^2$, the photon virtuality, from photoproduction to deep…

High Energy Physics - Experiment · Physics 2008-11-26 ZEUS Collaboration , S. Chekanov

Within a fully covariant model based on an effective Lagrangian picture, we investigate the hypernuclear production in photon-nucleus interaction on $ ^{16}$O target. The explicit kaon production vertex is described via creation,…

Nuclear Theory · Physics 2008-11-26 R. Shyam , H. Lenske , U. Mosel

The production of $\Sigma^{0}$ baryons in the nuclear reaction p (3.5 GeV) + Nb (corresponding to $\sqrt{s_{NN}}=3.18$ GeV) is studied with the detector set-up HADES at GSI, Darmstadt. $\Sigma^{0}$s were identified via the decay $\Sigma^{0}…

We present a novel approach for implementing baryogenesis via leptogenesis at low scale within neutrino seesaw framework where a sufficient lepton asymmetry can be generated via out of equilibrium CP-violating decays of right handed…

High Energy Physics - Phenomenology · Physics 2026-04-14 Dipendu Bhandari , Arunansu Sil

We develop a Monte-Carlo event generator based on combination of a parton production formula including the effects of parton saturation (called the DHJ formula) and hadronization process due to the Lund string fragmentation model. This…

High Energy Physics - Phenomenology · Physics 2015-06-23 Wei-Tian Deng , Hirotsugu Fujii , Kazunori Itakura , Yasushi Nara

The nucleon exhibits a rich internal structure governed by Quantum Chromodynamics (QCD), where its electric charge arises from valence quarks, while its spin and mass emerge from complex interactions among valence quarks, sea (anti-)quarks,…

High Energy Physics - Phenomenology · Physics 2025-11-19 Niseem Magdy , Prithwish Tribedy , Chun Yuen Tsang , Zhangbu Xu

We prove that the inclusive single-gluon production cross section for a hadron colliding with a high-density target factorizes into the gluon distribution function of the projectile, defined as usual within the DGLAP collinear…

High Energy Physics - Phenomenology · Physics 2011-01-25 Adrian Dumitru , Jamal Jalilian-Marian

We revisit the generation of a matter-antimatter asymmetry in the minimal extension of the Standard Model with two singlet heavy neutral leptons (HNL) that can explain neutrino masses. We derive an accurate analytical approximation to the…

High Energy Physics - Phenomenology · Physics 2022-12-07 Pilar Hernandez , Jacobo Lopez-Pavon , Nuria Rius , Stefan Sandner

We provide a simple derivation for particle production in heavy-ion collisions that is proportional to the rate of entropy production. We find that the particle production depends only on the power of the centre-of-mass collision energy…

High Energy Physics - Phenomenology · Physics 2017-02-06 Mateusz Ploskon , Martin Veselsky

We report on preliminary results for the production of neutral mesons by 750 MeV/$c$ $\pi^-$ on complex nuclear targets (C, Al, Cu) and hydrogen. Our simultaneous measurement of $\pi^0$, $2\pi^0$, and $\eta$ final states allows an…

Nuclear Experiment · Physics 2019-08-14 A. Starostin , B. M. K. Nefkens , H. M. Staudenmaier

In the near future, the Deep Underground Neutrino Experiment and the European Spallation Source aim to reach unprecedented sensitivity in the search for neutron-antineutron ($n\text{-}\bar{n}$) oscillations, whose observation would directly…

High Energy Physics - Phenomenology · Physics 2021-11-18 Kåre Fridell , Julia Harz , Chandan Hati

We investigate inclusive prompt photon and semi-inclusive prompt photon-hadron production in high energy proton-nucleus collisions using the Color Glass Condensate (CGC) formalism which incorporates non-linear dynamics of gluon saturation…

High Energy Physics - Phenomenology · Physics 2012-08-17 Jamal Jalilian-Marian , Amir H. Rezaeian

If the pomeron is generated by a two gluon exchange there is no a priori reason for a drastic suppression of three gluon exchange with negative parity and charge parity. This would lead to an unacceptably large difference between $p\,p$ and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michael Rueter , H. G. Dosch