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Related papers: Hadron multiplicities at the LHC

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An exact analytical solution to the Balitsky-Kovchegov equation is proposed incorporating Mellin transformation with saddle point approximation. The theoretical significance of this solution is its simplicity in form which requires very…

High Energy Physics - Phenomenology · Physics 2019-05-15 P. Phukan , M. Lalung , J. K. Sarma

We perform a detailed comparison of long range rapidity correlations in the Color Glass Condensate framework to high multiplicity di-hadron data in proton-proton and proton-lead collisions from the CMS, ALICE and ATLAS experiments at the…

High Energy Physics - Phenomenology · Physics 2013-06-05 Kevin Dusling , Raju Venugopalan

The mid-rapidity charged particle multiplicities in pp and AA collisions at LHC energies are described in the framework of a generalized eikonal model with shadowing corrections incorporated in AA. We show that the pp data require a Pomeron…

High Energy Physics - Phenomenology · Physics 2015-06-03 A. Capella , E. G. Ferreiro

The average charged hadron multiplicities induced by top quark decays are calculated in pQCD at LHC energies. Different modes of top production are considered. Proposed measurements can be used as an additional test of pQCD calculations…

High Energy Physics - Phenomenology · Physics 2015-05-28 R. A. Ryutin

We investigate the contribution of inelastic and elastic processes to single inclusive hadron production in proton-proton and proton (deuteron)-nucleus collisions at RHIC and the LHC. Using the hybrid formulation which includes both elastic…

High Energy Physics - Phenomenology · Physics 2012-01-18 Jamal Jalilian-Marian , Amir H. Rezaeian

The Color Glass Condensate picture of the nuclear wave function at small-x successfully predicted the suppressed production of high-pT particles at forward rapidities in deuteron-gold collisions at RHIC. This triggered more efforts which…

High Energy Physics - Phenomenology · Physics 2008-12-10 Cyrille Marquet

Gluons may converge to a stable state at a critical momentum in hadrons. This gluon condensation is predicted by a nonlinear QCD evolution equation. We review the understanding of the gluon condensation and present a clear physical picture…

High Energy Physics - Phenomenology · Physics 2022-09-28 Wei Zhu , Qihui Chen , Zhiyi Cui , Jianhong Ruan

The recent experimental measurements on $pp$ collisions at $\sqrt{s}=5.02 \,\rm TeV$ have shown a very large abundance of heavy baryon production corresponding to a ratio of $\Lambda_c/D^0 \sim 0.6$, about one order of magnitude larger than…

High Energy Physics - Phenomenology · Physics 2021-09-08 Vincenzo Minissale , Salvatore Plumari , Vincenzo Greco

Proton-nucleus collisions (p+A) at LHC energies provide a rigorous test of the Color Glass Condensate (CGC), a model proposed to describe the high energy limit of Quantum Chromodynamics. In the CGC the average multiplicity of charged…

High Energy Physics - Phenomenology · Physics 2013-11-04 Adam Bzdak , Vladimir Skokov

In this work we analyse the theoretical uncertainties on the predictions for the photoproduction of light vector mesons in coherent pp, pA and AA collisions at the LHC energies using the color dipole approach. In particular, we present our…

High Energy Physics - Phenomenology · Physics 2015-03-05 G. Sampaio dos Santos , M. V. T. Machado

In this letter we study the photoproduction of heavy quarks and vector mesons in the coherent proton-nucleus (pA) interactions for RHIC and LHC energies and analyze if these processes can be used to determine the QCD dynamics at high…

High Energy Physics - Phenomenology · Physics 2011-01-25 V. P. Goncalves , M. V. T. Machado

A natural framework to understand the energy dependence of bulk observables from lower energy experiments to the LHC is provided by the Color Glass Condensate, which leads to a "geometrical scaling" in terms of an energy dependent…

High Energy Physics - Phenomenology · Physics 2011-08-25 T. Lappi

In the Color Glass Condensate formalism, charged hadron p_{T} distributions in p+p collisions are studied by considering an energy-dependent broadening of nucleon's density distribution. Then, in the Glasma flux tube picture, the n-particle…

High Energy Physics - Phenomenology · Physics 2015-12-09 Hongmin Wang , Zhao-Yu Hou , Xian-Jing Sun

Proton-Proton ($pp$) collisions at the Large Hadron Collider (LHC) are simulated in order to study events with a high local density of charged particles produced in narrow pseudorapidty windows of $\Delta\eta$ = 0.1, 0.2, and 0.5. The $pp$…

High Energy Physics - Experiment · Physics 2020-10-23 E. Shokr , A. H. El-Farrash , A. De Roeck , M. A. Mahmoud

Prompt photon production in hadronic collisions at the RHIC and the LHC energies is investigated within the QCD color dipole approach. Predictions for the nuclear modification factor in $pA$ collisions are evaluated based on parton…

High Energy Physics - Phenomenology · Physics 2020-11-11 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

In the recent experiments like DIS at HERA or the heavy-ion experiments at RHIC, and also in expected LHC at CERN, the number of involved partons is very large, due to the high energy and/or the high number of participants of those…

High Energy Physics - Phenomenology · Physics 2007-05-23 Elena Ferreiro

The azimuthal collimation of di-hadrons with large rapidity separations in high multiplicity p+p collisions at the LHC is described in the Color Glass Condensate (CGC) effective theory [1] by N_c^2 suppressed multi-ladder QCD diagrams that…

High Energy Physics - Phenomenology · Physics 2013-05-30 Kevin Dusling , Raju Venugopalan

We consider the influence of parton saturation in the Color Glass Condensate on the back-to-back azimuthal correlations of high $p_T$ hadrons in $pA$ (or $dA$) collisions. When both near--side and away--side hadrons are detected at…

High Energy Physics - Phenomenology · Physics 2010-11-30 Dmitri Kharzeev , Eugene Levin , Larry McLerran

The energy and rapidity dependence of the average transverse momentum $\langle p_T \rangle$ in $pp$ and $pA$ collisions at RHIC and LHC energies are estimated using the Colour Glass Condensate (CGC) formalism. We update previous predictions…

High Energy Physics - Phenomenology · Physics 2016-08-31 F. O. Durães , A. V. Giannini , V. P. Goncalves , F. S. Navarra

Experiments at the LHC have recently reported results on the angular asymmetry coefficients $v_n[m]$, for various angular moments $n$ and orders of cumulants $m$, in high multiplicity p+Pb collisions. These coefficients are large, and have…

High Energy Physics - Phenomenology · Physics 2014-01-20 Adrian Dumitru , Tuomas Lappi , Larry McLerran