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Related papers: Relativistic Heavy--Ion Collisions in the Dynamica…

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We perform a detailed investigation of multiple hard interactions in hadron-hadron collisions. We discuss the space-time, spin and color structure of multiple interactions, classify different contributions according to their power behavior…

High Energy Physics - Phenomenology · Physics 2016-02-19 Markus Diehl , Daniel Ostermeier , Andreas Schafer

Under certain conditions the collision and intercommutation of two cosmic strings can result in the formation of a third string, with the three strings then remaining connected at Y-junctions. The kinematics and dynamics of collisions of…

Cosmology and Nongalactic Astrophysics · Physics 2018-01-17 D. A. Steer , Marc Lilley , Daisuke Yamauchi , Takashi Hiramatsu

Hadronic interactions are discussed within the context of the constituent quark model. The "Quark Born Diagram" methodology is outlined, extensive applications to meson-meson and meson-baryon interactions are discussed, and general features…

High Energy Physics - Phenomenology · Physics 2007-05-23 Eric S. Swanson

In this review we address the dynamics of relativistic heavy-ion reactions and in particular the information obtained from electromagnetic probes that stem from the partonic and hadronic phases. The out-of-equilibrium description of…

Nuclear Theory · Physics 2016-02-17 O. Linnyk , E. L. Bratkovskaya , W. Cassing

We study the kinetic and chemical equilibration in 'infinite' parton-hadron matter within the Parton-Hadron-String Dynamics transport approach, which is based on a dynamical quasiparticle model for partons matched to reproduce lattice-QCD…

The process of secondary baryon production in pi(+-)p collisions at high energies in the central and forward fragmentation regions is considered in the framework of the Quark-Gluon String Model. The contribution of the string-junction…

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

In this paper, we propose a parameterization which is based on a phenomenological model involving the wounded quarks interactions for explaining the average charged particle multiplicity $\ < n_{ch}\ >$, the central pseudo-rapidity density…

High Energy Physics - Phenomenology · Physics 2013-04-26 Ashwini Kumar , B. K. Singh , P. K. Srivastava , C. P. Singh

A class of phenomenological relativistic models of hadronic systems motivated by QCD that have dual representations as models of mesons and nucleons or quarks and gluons is investigated. These models are designed to provided qualitative…

Nuclear Theory · Physics 2021-01-04 Sirajudheen Kuthini Kunhammed , W. N. Polyzou

The quality of data taken at RHIC and LHC as well as the success and sophistication of computational models for the description of ultra-relativistic heavy-ion collisions have advanced to a level that allows for the quantitative extraction…

Nuclear Theory · Physics 2018-03-14 Steffen A. Bass , Jonah E. Bernhard , J. Scott Moreland

Within the aim of a dynamical study of on- and off-shell heavy quarks Q in the quark gluon plasma (QGP) - as produced in relativistic nucleus-nucleus collisions - we study the heavy quark collisional scattering on partons of the QGP. The…

High Energy Physics - Phenomenology · Physics 2014-08-04 H. Berrehrah , E. Bratkovskaya , W. Cassing , P. B. Gossiaux , J. Aichelin

The inclusion of string fusion in Dual Parton Model results in the appearance of diquark-antidiquark pairs in the sea with comparatively large Feynman-$x$. Such antidiquarks can fragment into fast antibaryons, thus increasing several times…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. Armesto , E. G. Ferreiro , C. Pajares , Yu. M. Shabelski

The hadronization of an expanding partonic fireball is studied within the Parton-Hadron-Strings Dynamics (PHSD) approach which is based on a dynamical quasiparticle model (DQPM) matched to reproduce lattice QCD results in thermodynamic…

Nuclear Theory · Physics 2015-05-13 W. Cassing , E. L. Bratkovskaya , Y. -. Z. Xing

We study the kinetic and chemical equilibration in "infinite" parton matter within the parton-hadron-string dynamics off-shell transport approach, which is based on a dynamical quasiparticle model (DQPM) for partons matched to reproduce…

Nuclear Theory · Physics 2013-02-06 V. Ozvenchuk , O. Linnyk , M. I. Gorenstein , E. L. Bratkovskaya , W. Cassing

A new version of a Monte Carlo Program for hadronic multi-particle production is presented. It is based on the two-component Dual Parton Model which includes the dual topological unitarization of soft and hard cross sections. The model…

High Energy Physics - Phenomenology · Physics 2009-10-28 P. Aurenche F. W. Bopp R. Engel D. Pertermann J. Ranft , S. Roesler

In the study of multiple scattering of partons in hadron-hadron collisions the possibility of a hard inelastic process at the parton level is included in its simplest possible way, $i.e.$ including the $2 \to 3$ transition. The specific…

High Energy Physics - Phenomenology · Physics 2017-08-23 G. Calucci , E. Cattaruzza

We report the latest results on the search for the QCD critical point in the QCD phase diagram through high energy heavy-ion collisions. The measurements discussed are based on the higher moments of the net-proton multiplicity distributions…

Nuclear Experiment · Physics 2021-01-25 Bedangadas Mohanty , Nu Xu

The Lund string fragmentation model is applied in a non-perturbative calculation of the invariant production cross section of pions from proton-proton collisions in the soft pT region. Invariant production cross sections of pions and kaons…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alfred Tang , John W. Norbury

Inclusive single jet production in hadron collisions is considered. It is shown that the QCD parton model predicts a nonmonotonic dependence of the inclusive cross section on the fraction of the energy deposited in the jet registered, if it…

High Energy Physics - Phenomenology · Physics 2008-02-03 Victor T. Kim , Grigorii B. Pivovarov , James P. Vary

Charge fluctuations observed in early fixed-target proton-proton experiments are consistent with string models. In central heavy ion events the picture can change in two ways: strings can interact and find new ways to hadronize or they can…

High Energy Physics - Phenomenology · Physics 2017-08-23 Fritz W. Bopp , Johannes Ranft

This thesis has been devoted to the study of different properties of hadrons with one and two heavy quarks $c$ and/or $b$. All calculations have been done in the framework of a nonrelativistic constituent quark model. In order to check the…

High Energy Physics - Phenomenology · Physics 2007-10-10 J. M. Verde-Velasco