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Related papers: Long-range correlations in proton-nucleus collisio…

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Results on two-particle angular correlations for charged particles emitted in proton-proton collisions at center-of-mass energies of 0.9, 2.36, and 7 TeV are presented, using data collected with the CMS detector over a broad range of…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

We present our analysis of the available experimental data on correlation between mean transverse momentum and charged particles multiplicity ($\langle p_T \rangle$-$N_{ch}$) at central rapidity in $pp$ and $p\bar{p}$ collisions at…

High Energy Physics - Phenomenology · Physics 2014-10-16 E. O. Bodnya , V. N. Kovalenko , A. M. Puchkov , G. A. Feofilov

Measurements of charged dihadron angular correlations are presented in proton-proton (pp) and Lead-Lead (PbPb) collisions, over a broad range of pseudorapidity and azimuthal angle, using the CMS detector at the LHC. In very high…

Nuclear Experiment · Physics 2015-05-28 Wei Li

Long- and short-range correlations for pairs of charged particles are studied via two-particle angular correlations in pp collisions at $\sqrt{s}=13$ TeV and p$-$Pb collisions at $\sqrt{s_\mathrm{NN}} = 5.02$ TeV. The correlation functions…

Nuclear Experiment · Physics 2024-04-15 ALICE Collaboration

We demonstrate that the investigations of the forward-backward correlations between intensive observables enable to obtain more clear signal about the initial stage of hadronic interaction, e.g. about the process of string fusion, compared…

Nuclear Theory · Physics 2017-03-24 Vladimir Kovalenko , Vladimir Vechernin

A brief review to string and parton percolation is presented. After a short introduction, the main consequences of percolation of color sources on the following observables in A-A collisions: $J/\psi$ suppression, saturation of the…

High Energy Physics - Phenomenology · Physics 2009-01-07 C. Pajares

Results on two-particle angular correlations for charged particles produced in pp collisions at a center-of-mass energy of 13 TeV are presented. The data were taken with the CMS detector at the LHC and correspond to an integrated luminosity…

Nuclear Experiment · Physics 2016-05-04 CMS Collaboration

In the color string picture with fusion and percolation the dependence of the flow coefficients $v_n$ on the transverse momentum is studied for pp collisions the LHC energy respectively. Monte-Carlo simulations are used to locate simple…

High Energy Physics - Phenomenology · Physics 2018-11-14 M. A. Braun , C. Pajares

In this paper, we investigate the influence of coherent pion emission on long-range azimuthal correlations in relativistic proton-proton collisions. We study the pion momentum distribution for a coherent source with both transverse and…

Nuclear Theory · Physics 2020-08-26 Peng Ru , Wei-Ning Zhang

Angular correlations between unidentified charged trigger particles and various species of charged associated particles (unidentified particles, pions, kaons, protons and antiprotons) are measured by the ALICE detector in p-Pb collisions at…

Nuclear Experiment · Physics 2014-09-16 ALICE Collaboration

Starting from the experimental evidence that high-energy nucleus-nucleus collisions cannot be described in terms of superpositions of elementary nucleon-nucleon interactions, we analyze the possibility that memory effects and long-range…

Nuclear Theory · Physics 2009-01-07 W. M. Alberico , A. Lavagno , P. Quarati

In AA collisions fusion and percolation of colour strings is studied at fixed rapidity $y$. Distribution of strings in rapidity is obtained from the observed rapidity spectra in pp collisions. For $y$-dependence of multiplicities in Au-Au…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. A. Braun , C. Pajares

Measurements of two-particle angular correlations of inclusive charged particles as well as identified strange hadron in pp and pPb collisions are presented over a wide range in pseudorapidity and full azimuth. The data were collected using…

Nuclear Experiment · Physics 2017-09-13 Zhenyu Chen

In this paper we continue the investigation of the effect of quantum number conservations of pions, kaons, and protons, with very high transverse momenta (up to 25 GeV/c), during parton fragmentation and hadronization in p-p and Pb-Pb…

High Energy Physics - Experiment · Physics 2015-02-06 Gyula Bencédi , Gergely Gábor Barnaföldi , Levente Molnár

The similarities between string percolation and Glasma results are emphasized, special attention being paid to rapidity long range correlations, ridge structure and elliptic flow. As the string density of high multiplicity pp collisions at…

High Energy Physics - Phenomenology · Physics 2011-06-15 I. Bautista , J. Dias de Deus , C. Pajares

We show that the dependence of the charged particle multiplicity on the centre-of-mass energy of the collision is, in the String Percolation Model, driven by the same power law behavior in both proton-proton and nucleus- nucleus collisions.…

Nuclear Theory · Physics 2015-06-04 Irais Bautista , Jorge Dias de Deus , José Guilherme Milhano , Carlos Pajares

In the present work, Monte-Carlo toy model with repulsing quark-gluon strings in hadron-hadron collisions is described. String repulsion creates transverse boosts for the string decay products, giving modifications of observables. As an…

High Energy Physics - Phenomenology · Physics 2016-02-17 Igor Altsybeev

Forward two-particle angular correlations in $pA$ collisions have long been recognized as a particularly sensitive observable for exploring gluon saturation effects. In the back-to-back regime, two-particle correlations receive substantial…

High Energy Physics - Phenomenology · Physics 2026-05-05 Zhan Gao , Cyrille Marquet , Yu Shi , Bo-Wen Xiao

A Monte Carlo model, initially developed for soft pp and AA collisions at high energy, is applied for proton-lead interaction at the LHC energy. Elementary collisions are implemented at the partonic level and do not involve the usual…

High Energy Physics - Phenomenology · Physics 2013-08-09 V. N. Kovalenko

In a previous work, we studied the momentum fraction and hard--scale dependence of double parton scattering (DPS) in proton--proton collisions and the resulting dependence of the effective cross section on the final--state observables. In…

High Energy Physics - Phenomenology · Physics 2026-03-06 Joao Vitor C. Lovato , Edgar Huayra , Emmanuel G. de Oliveira