English
Related papers

Related papers: Extraction of the multiplicity dependence of Multi…

200 papers

Medium effects on charged-particle production are studied using three analysis techniques. We find angular collinearity and number correlations on $p_t$ at moderate $p_t<3$ GeV/$c$. In this $p_t$ range abundant multiplicities enable…

Nuclear Experiment · Physics 2007-05-23 Mikhail Kopytine

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

The distribution of the pseudorapidity density of primary charged particles (${\rm d}N_{\rm ch}/ {\rm d}\eta$) in $|\eta|<1.5$ is measured in pp collisions at a center-of-mass energy of 13.6 TeV using the ALICE detector. Tracks are…

Nuclear Experiment · Physics 2026-02-12 ALICE Collaboration

We report on the measurement of inclusive, non-prompt, and prompt J/$\psi$-hadron correlations by the ALICE Collaboration at the CERN Large Hadron Collider in pp collisions at a center-of-mass energy of $13~\text{TeV}$. The correlations are…

Nuclear Experiment · Physics 2025-08-01 ALICE Collaboration

Research on continual learning in multi-modal tasks has been receiving increasing attention. However, most existing work overlooks the explicit cross-modal and cross-task interactions. In this paper, we innovatively propose the Low-rank…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Weicai Yan , Ye Wang , Wang Lin , Zirun Guo , Zhou Zhao , Tao Jin

Pseudorapidity, transverse momentum, and multiplicity distributions are measured in the pseudorapidity range $|\eta| <$ 2.4 for charged particles with transverse momenta satisfying $p_\mathrm{T} >$ 0.5 GeV in proton-proton collisions at a…

High Energy Physics - Experiment · Physics 2018-09-05 CMS Collaboration

The relative J/$\psi$ yields as a function of relative charged-particle multiplicity in pp collisions at $\sqrt{s}$ = 5.02 TeV, measured at forward rapidity, are investigated for the first time. A linear increase of the relative J/$\psi$…

High Energy Physics - Experiment · Physics 2019-06-25 Anisa Khatun

The increase of strange-particle yields relative to pions versus charged-particle multiplicity in proton-proton (pp) collisions at the LHC is usually described by microscopic or hydrodynamical models as a result of the increasing density of…

High Energy Physics - Phenomenology · Physics 2021-09-14 Constantin Loizides , Andreas Morsch

The ALICE experiment has been taking data since 2009, with proton and lead beams. In this paper, the different particle identification techniques used by the experiment are briefly reviewed. The current results on identified particle…

High Energy Physics - Experiment · Physics 2019-08-13 M. Floris

The measurements of charged-particle multiplicity and transverse energy at mid-rapidity in Pb-Pb collisions at sqrt(sNN) = 2.76 TeV are reported as a function of centrality. The fraction of the inelastic cross section recorded by the ALICE…

Nuclear Experiment · Physics 2019-08-13 Constantin Loizides

ALICE has performed several measurements aimed at understanding the collective-like effects observed in small collision systems. New approaches may be needed to clarify particle-production mechanisms in high-multiplicity pp collisions.…

High Energy Physics - Experiment · Physics 2019-11-12 Valentina Zaccolo

Measurements of the production of electrons from heavy-flavour hadron decays in pp collisions at $\sqrt{s} = 13$ TeV at midrapidity with the ALICE detector are presented down to a transverse momentum ($p_{\rm T}$) of 0.2 GeV$/c$ and up to…

Nuclear Experiment · Physics 2023-10-02 ALICE Collaboration

Non-statistical event-by-event fluctuations of the mean transverse momentum of charged particles in pp and Pb-Pb collisions are studied using the ALICE experiment at the LHC. Little collision energy dependence is observed in pp. The data…

Nuclear Experiment · Physics 2019-08-13 S. T. Heckel

Short range correlations of identified charged hadrons in pp (sqrt(s) = 0.9, 2.76, and 7 TeV), pPb (sqrt(sNN) = 5.02 TeV), and peripheral PbPb collisions (sqrt(sNN) = 2.76 TeV) are studied with the CMS detector at the LHC. Charged pions,…

High Energy Physics - Experiment · Physics 2019-08-13 Ferenc Siklér

The multiplicity distributions of hadrons produced in central nucleus-nucleus collisions are studied within the hadron-resonance gas model in the large volume limit. The microscopic correlator method is used to enforce conservation of three…

Nuclear Theory · Physics 2008-11-26 V. V. Begun , M. Gazdzicki , M. I. Gorenstein , M. Hauer , V. P. Konchakovski , B. Lungwitz

The simple model which enables to take into account the effects of a colour string fusion in pp interactions is suggested. The parameters of the model are connected with the parameters of the pomeron trajectory and its couplings to hadrons.…

Nuclear Theory · Physics 2017-06-06 V. Vechernin , I. Lakomov

Ultra-relativistic peripheral collisions of heavy ions at LHC can produce copies of numbers of lepton pairs via the two-photon process. Since the energy of the heavy ions is so high, multi-pair production cross-sections of the light leptons…

High Energy Physics - Phenomenology · Physics 2020-07-15 Sevgi Karadağ , Mehmet Cem Güçlü

Based on A Multi-Phase Transport (AMPT) model simulations, the transverse momentum dependent decorrelation has been studied in Pb-Pb collisions at $\sqrt{s_{NN}}$= 2.76 and 5.02 TeV, respectively. It has been found that the mix-order…

Nuclear Theory · Physics 2020-09-08 De-Xian Wei

Results on the production of $\pi^{\pm}$, $\textrm{K}^{\pm}$, $\textrm{p}(\bar{\textrm{p}})$, $\Lambda(\bar{\Lambda})$, $\Xi^{-} \left(\bar{\Xi}^{+}\right)$ and $\Omega^{-} \left(\bar{\Omega}^{+}\right)$ at midrapidity (${|y|<0.5}$) as a…

High Energy Physics - Experiment · Physics 2016-09-14 Vytautas Vislavicius

The measurement of momentum correlations of identical pions serves as a fundamental tool for probing the space-time properties of the particle emitting source created in high-energy collisions. Recent experimental results have shown that,…

Nuclear Theory · Physics 2025-12-23 Dong-Fang Wang , Mei-Yi Chen , Yu-Gang Ma , Qi-Ye Shou , Song Zhang , Liang Zheng