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Related papers: Baryon correlations in Pythia

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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

The hadronization effects induced by different colour connections of $c\bar{c}q\bar{q}$ system in $e^+e^-$ annihilation are investigated by a toy model where diquark fragmentation is employed based on Pythia. It is found that the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Wei Han , Shi-Yuan Li , Zong-Guo Si , Zhong-Juan Yang

Multi-strange baryon correlations with charged hadrons have been measured in the p+p and d+Au reference systems at s^(0.5) = 200 GeV per nucleon pair, for future comparison with correlations in Au+Au collisions. Weak correlation peaks are…

Nuclear Experiment · Physics 2009-11-10 Betty I. Bezverkhny , STAR Collaboration

With the HIJING/BBbar v2.0 heavy ion event generator, we explore the phenomenological consequences of several high parton density dynamical effects predicted in central Pb+Pb collisions at the Large Hadron Collider (LHC) energies. These…

High Energy Physics - Phenomenology · Physics 2011-10-31 V. Topor Pop , M. Gyulassy , J. Barrette , C. Gale

Di-jet observables are excellent probes to study the effect of jets in dense systems. Interacting Lund strings will affect jet observables and suggests a new common mechanism responsible for jet modification in p-A and A-A. In this…

High Energy Physics - Phenomenology · Physics 2022-09-21 Smita Chakraborty

The production of different particle species is recently measured in $Pb-Pb$ collisions by the ALICE experiment at $\sqrt{s}=7 $TeV. This motivates the use of various bosons and baryons measured at lower center-of-mass energies in comparing…

High Energy Physics - Phenomenology · Physics 2012-09-27 A. Tawfik , E. Gamal , A. G. Shalaby

Rope Hadronization is a model extending the Lund string hadronization model to describe environments with many overlapping strings, such as high multiplicity pp collisions or $AA$ collisions. Including effects of Rope Hadronization…

Nuclear Theory · Physics 2018-03-14 Christian Bierlich

Measurements at LHC show an increased production of strange hadrons with charged multiplicity in pp collisions, which is not described by the Lund String Model (with the Monash tune) implemented in PYTHIA. This work investigates string…

High Energy Physics - Phenomenology · Physics 2026-05-01 Javira Altmann , Lorenzo Bernardinis , Peter Skands , Valentina Zaccolo

Two-particle correlations have been used to study property of a produced medium called Quark-Gluon Plasma (QGP) in relativistic heavy-ion collisions, and a long-range correlation among produced particles has been considered as a strong…

Nuclear Theory · Physics 2021-08-24 Junlee Kim , Eun-Joo Kim , SuJeong Ji , SangHoon Lim

We present a comparison between two recently developed colour reconnection models, the new colour reconnection model in PYTHIA and the DIPSY rope hadronization model. Specifically we investigate ratios of identified hadron yields as a…

High Energy Physics - Phenomenology · Physics 2016-10-31 Christian Bierlich , Jesper Roy Christiansen

Predictions of charm correlation functions and more specifically balance functions are presented in proton--proton (pp) collisions at sqrt(s_NN) = 13 TeV based on the PYTHIA 8.3 event generator. Correlations are computed for identical and…

High Energy Physics - Experiment · Physics 2025-07-29 Oveis Sheibani , Claude Pruneau , Victor Gonzalez , Sumit Basu , Alexandru Florin Dobrin , Yash Patley , Basanta Nandi , Sadhana Dash

Recent results from the H1 experiment [1] have confirmed the existence of a substantial baryon asymmetry of the proton sea at small $x$ with magnitude predicted in hep-ph/9607486. This is a strong support for the idea [3] that baryon number…

High Energy Physics - Phenomenology · Physics 2009-10-31 B. Z. Kopeliovich , B. Povh

Enhancement in strangeness yields in heavy-ion collisions is regarded as one of the attributes of the Quark-Gluon Plasma (QGP) along with jet quenching and final-state collectivity. To reproduce these effects in the MC implementation of the…

High Energy Physics - Phenomenology · Physics 2022-02-08 Smita Chakraborty

We investigated the production of charmed baryons with different isospin and strangeness content, compared to both charmed $D^0$ mesons and to the $\Lambda_c^+$ baryon in proton--proton collisions at LHC energies. We used the PYTHIA 8 Monte…

High Energy Physics - Phenomenology · Physics 2023-06-06 Zoltán Varga , Anett Misák , Róbert Vértesi

The Pythia event generator is used in several contexts to study hadron and lepton interactions, notably $pp$ and $p\bar{p}$ collisions. In this article we extend the hadronic modelling to encompass the collision of a wide range of hadrons…

High Energy Physics - Phenomenology · Physics 2022-01-26 Torbjörn Sjöstrand , Marius Utheim

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

Mechanisms for particle production at intermediate pT in nuclear collisions at RHIC are discussed, emphasizing the differences in associated jet-like correlations between color-neutral and colored production. An alternative production…

Nuclear Theory · Physics 2009-11-10 Thomas Peitzmann

Multi-strange baryons are of particular interest in the understanding of particle production mechanisms, as their high strangeness content makes them susceptible to changes in the hadrochemistry of the colliding systems. In ALICE, these…

Nuclear Experiment · Physics 2019-08-13 Didier Alexandre

We study the multiplicity fluctuation and correlation of identified mesons and baryons formed at the hadronization by the quark combination mechanism in the context of ultra-relativistic heavy-ion collisions. Based on the statistical method…

Nuclear Theory · Physics 2017-12-18 Hai-hong Li , Feng-lan Shao , Jun Song

Azimuthal angle two particle correlations have been shown to be a powerful probe for extracting novel features of the interaction between hard scattered partons and the medium produced in Au+Au collisions at RHIC. At intermediate $p_T$,…

Nuclear Experiment · Physics 2019-08-14 Anne Sickles