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We show that Pomeron interactions generate important corrections to the Gribov-Glauber formula, which is used to extract proton-proton cross sections from proton-air collisions at high energy. We show that these corrections are larger than…

高能物理 - 唯象学 · 物理学 2013-12-25 E. Gotsman , E. Levin , U. Maor

The differential cross sections for inclusive neutral pions as a function of transverse and longitudinal momentum in the very forward rapidity region have been measured at the Large Hadron Collider (LHC) with the Large Hadron Collider…

The analysis of data on hyperon transverse momentum distributions, dN/dPt, that were gathered from various experiments (ISR, STAR, UA1, UA5 and CDF) reveals an important difference in the dynamics of multiparticle production in…

高能物理 - 唯象学 · 物理学 2012-09-28 O. I. Piskounova

Comparisons of multiplicity distributions at sqrt(s) = 1.8 TeV (E735 Experiment and CDF Collaboration) with our predictions by a two-component stochastic model have been made. This stochastic model is described by the pure-birth and Poisson…

高能物理 - 唯象学 · 物理学 2009-11-07 M. Biyajima , T. Mizoguchi , N. Nakajima , A. Ohsawa , N. Suzuki

We examined the transverse momentum spectra of various identified particles, across different multiplicity classes in proton-proton collisions at a center-of-mass energy of $\sqrt{s}$ = 7 TeV. Utilizing the Tsallis and Hagedorn models,…

We present a detailed study of the (pseudo)rapidity distributions of massive vector bosons produced in p+p and p+Pb collisions at the LHC within the next-to-leading order approximation in perturbative quantum chromodynamics. In particular,…

核理论 · 物理学 2016-12-28 Peng Ru , S. A. Kulagin , R. Petti , Ben-Wei Zhang

The centrality dependence of the charged-particle pseudorapidity density measured with ALICE in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ over a broad pseudorapidity range is presented. This Letter extends the previous results reported by…

核实验 · 物理学 2016-03-18 ALICE Collaboration

Two-particle pseudorapidity correlations are measured in $\sqrt{s_{\rm{NN}}}$ = 2.76 TeV Pb+Pb, $\sqrt{s_{\rm{NN}}}$ = 5.02 TeV $p$+Pb, and $\sqrt{s}$ = 13 TeV $pp$ collisions at the LHC, with total integrated luminosities of approximately…

高能物理 - 实验 · 物理学 2017-08-15 ATLAS Collaboration

The Large Hadron Electron Collider (LHeC) project is the proposal to use the existing LHC proton/ion beams and construct a new electron beam line to perform high-energy electron-proton/ion collisions. In this talk, we consider some of the…

高能物理 - 唯象学 · 物理学 2015-10-02 Ilkka Helenius , Hannu Paukkunen , Néstor Armesto

Predictions of the gap-probability renormalization model for single and double diffraction dissociation cross sections in proton-proton collisions at the LHC are presented and compared with recent CMS measurements.

高能物理 - 实验 · 物理学 2013-10-24 Konstantin Goulianos

QCD predictions for moments of multiplicity distributions are compared with experimental data on e+e- collisions and their two-NBD fits. Moments of the multiplicity distribution in a two-NBD model for 1.8 TeV pp collisions are considered.…

高能物理 - 唯象学 · 物理学 2009-11-10 I. M. Dremin

In the framework of Color Glass Condensate, the pseudo-rapidity distributions of charged hadrons in pp and pA collisions at the LHC are studied with the UGD function from the GBW model. With a $\chi^{2}$ analysis of the CMS data in pp…

核理论 · 物理学 2015-06-16 Hong-Min Wang , Jia-Fu Liu , Zhao-Yu Hou , Xian-Jing Sun

Forward-backward multiplicity correlations have been studied in electron-positron, proton-proton and more recently in lead-lead collisions. For the proton-proton case, comparison of experimental results to different models reveals an…

高能物理 - 唯象学 · 物理学 2019-09-04 Eleazar Cuautle , Edgar Dominguez , Ivonne Maldonado

Horowitz and Kovchegov have derived a $k_T$-factorization formula for particle production at small $x$ which includes running coupling corrections. We perform a first numerical analysis to confront the theory with data on the energy and…

高能物理 - 唯象学 · 物理学 2018-08-28 Adrian Dumitru , Andre V. Giannini , Matthew Luzum , Yasushi Nara

From the very early days of Particle Physics, both experimental and theoretical studies on proton-proton collisions had occupied the center-stage of attention for very simple and obvious reasons. And this intense interest seems now to be at…

高能物理 - 唯象学 · 物理学 2012-01-23 P. Guptaroy , Goutam Sau , S. Bhattacharyya

One of the most remarkable observations in heavy-ion collisions is the systematic regularity exhibited by pseudorapidity distributions of charged particles across collision energies. While single-source models fail at higher energies and…

高能物理 - 唯象学 · 物理学 2025-12-02 Neeraj , Md. Kaosar Ali Mondal , Amal Sarkar

A measurement of the energy density in proton-proton collisions at a centre-of-mass energy of $\sqrt{s} =$ 13 TeV is presented. The data have been recorded with the CMS experiment at the LHC during low luminosity operations in 2015. The…

高能物理 - 实验 · 物理学 2019-05-10 CMS Collaboration

The physics programme of the ALICE experiment at CERN-LHC comprises besides studies of high-energy heavy-ion collisions measurements of proton-proton interactions at unprecedented energies, too. This paper focuses on the global event…

核实验 · 物理学 2019-08-13 Ingrid Kraus

Heavy-ion collisions at the Relativistic Heavy Ion Collider at Brookhaven National Laboratory and the Large Hadron Collider at CERN probe matter at extreme conditions of temperature and energy density. Most of the global properties of the…

核实验 · 物理学 2016-06-22 Sumit Basu , Tapan K. Nayak , Kaustuv Datta

The centrality dependence of charged-hadron production in relativistic heavy-ion collisions at LHC energies is investigated in a nonequilibrium-statistical relativistic diffusion model (RDM) with three sources. Theoretical pseudorapidity…

高能物理 - 唯象学 · 物理学 2012-08-07 David Roehrscheid , Georg Wolschin
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