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Related papers: Charm production in high multiplicity pp events

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The final state hadronic composition of proton-proton collisions at 7 TeV as a function of charged particle multiplicity density is studied. The thermal model is adjusted to match the experimental conditions in order to understand the…

Nuclear Theory · Physics 2018-06-15 Ehab Abbas

We report the multiplicity dependence of charged particle productions for $\pi^{\pm}$, $K^{\pm}$, $p$, $\overline{p}$ and $\phi$ meson at $|y| < 1.0$ in p+p collisions at $\sqrt{\rm s}$ = 200 GeV with $\rm PYTHIA$ simulation. The impact of…

High Energy Physics - Phenomenology · Physics 2019-09-30 Shenghui Zhang , Long Zhou , Yifei Zhang , Mingwei Zhang , Cheng Li , Ming Shao , Yongjie Sun , Zebo Tang

Quarkonium production in proton-proton (pp) collision provides interesting means to study the parton content and their correlations in the proton. Recent LHC and Tevatron data of J/psi + Z, J/psi + W and J/psi +J/psi production suggest the…

High Energy Physics - Phenomenology · Physics 2018-11-20 Nodoka Yamanaka , Jean-Philippe Lansberg , Hua-Sheng Shao , Yu-Jie Zhang

This paper will review the data collected by the H1 and ZEUS Collaborations concerning the production of heavy quarks (charm and beauty) at the electron-proton collider HERA. Heavy quark production is an important testing ground for quantum…

High Energy Physics - Experiment · Physics 2008-11-26 R. Brugnera

We present predictions for the diffractive production of heavy quarks in deep-inelastic scattering and hadron-hadron collisions and for double diffractive dijet production in hadron-hadron collisions. With the assumption of hard scattering…

High Energy Physics - Phenomenology · Physics 2007-05-23 Lyndon Alvero , John C. Collins , J. J. Whitmore

We provide quantitative predictions for the rapidity, centrality and energy dependencies of inclusive charged-hadron productions for the forthcoming LHC measurements in nucleus-nucleus collisions based on the idea of gluon saturation in the…

High Energy Physics - Phenomenology · Physics 2010-09-02 Eugene Levin , Amir H. Rezaeian

New results on charm and beauty electroproduction from the H1 and ZEUS Collaborations at the ep collider HERA are presented. Differential cross sections are compared to a next-to-leading order QCD calculation. The heavy quark contributions,…

High Energy Physics - Experiment · Physics 2019-08-14 K. Krüger

Experiments at the Large Hadron Collider (LHC) have measured multiplicity distributions in p+p and p+Pb collisions at a new domain of collision energy. Based on considering an energy-dependent broadening of the nucleon's density…

High Energy Physics - Phenomenology · Physics 2015-01-07 Hongmin Wang , Zhao-Yu Hou , Xian-Jing Sun

This paper presents the first measurements of $\Xi$ and $\Omega$ hyperon yields at the highest multiplicities reached in pp collisions at $\sqrt{s} = 13$ TeV. This measurement exploits the high-multiplicity pp collisions collected by ALICE…

Nuclear Experiment · Physics 2026-03-23 ALICE Collaboration

Secondary charged hadrons multiplicity distributions in proton-proton and proton-antiproton collisions differ on principle. There are three types of inelastic processes in proton-antiproton scattering. The first type is production of…

High Energy Physics - Phenomenology · Physics 2009-11-26 N. V. Radchenko

In high-energy proton proton ($pp$) collisions at the LHC, non-prompt charm hadrons, originating from beauty hadron decays, provide a valuable probe for beauty quark dynamics, particularly at low transverse momentum where direct beauty…

High Energy Physics - Phenomenology · Physics 2026-02-13 Jialin He , Xinye Peng , Xiaoming Zhang , Liang Zheng

Hadrons containing heavy quarks, i.e. charm and beauty, are effective probes to investigate the properties of the hot, dense and strongly-interacting medium formed in high-energy nuclear collisions. The relatively large masses of heavy…

Nuclear Experiment · Physics 2019-08-13 Chitrasen Jena

Measurements of identified hadrons as a function of the charged-particle multiplicity in pp collisions enable a search for the onset of collective effects in small collision systems. With such measurements, it is possible to study the…

Nuclear Experiment · Physics 2019-11-01 ALICE Collaboration

Hadronic resonances, with lifetimes of a few fm/\textit{c}, are key tools for studying the hadronic phase in high-energy collisions. This work investigates resonance production in pp collisions at $\sqrt{s} = 13.6$ TeV and in Pb$-$Pb…

High Energy Physics - Phenomenology · Physics 2025-12-01 Vikash Sumberia , Dukhishyam Mallick , Sanjeev Singh Sambyal , Nasir Mehdi Malik

The HADES experiment investigates the reaction products of heavy-ion collisions at a few GeV, providing access to QCD matter at high net-baryon densities. A particular focus is the reconstruction of higher-order cumulant ratios of proton…

Nuclear Experiment · Physics 2025-10-20 Marvin Nabroth

A short review on charmed and beauty hadron production in the lepton deep inelastic scattering off proton, in proton-proton and proton-antiproton collisions at high energies is presented. It is shown that the existing theoretical and…

High Energy Physics - Phenomenology · Physics 2008-01-15 Gennady Lykasov , Vadim Bednyakov

The diffractive heavy quark cross sections are estimated considering photon-Pomeron ($\gamma \pom$) interactions in hadron - hadron at RHIC, Tevatron, and CERN LHC energies. We assume the validity of the hard diffractive factorization and…

High Energy Physics - Phenomenology · Physics 2015-06-03 V. P. Goncalves , M. M. Machado

In this contribution, the nuclear modification factor and azimuthal anisotropy of prompt charm mesons and baryons in Pb-Pb collisions at $\sqrt{s_\mathrm{NN}}=5.02$ TeV by the ALICE Collaboration are presented. Heavy quarks are a very…

Nuclear Experiment · Physics 2022-07-29 Luuk Vermunt

Correlations and fluctuations between produced particles in an ultra-relativistic nuclear collision remain one of the successor to understand the basics of the particle production mechanism. More differential tools like Forward-Backward…

High Energy Physics - Phenomenology · Physics 2023-06-28 Joyati Mondal , Hirak Koley , Somnath Kar , Premomoy Ghosh , Argha Deb , Mitali Mondal