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Related papers: $\phi$ and $J/\psi$ Production in Proton-Proton Sc…

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The transverse momentum ($p_t$) distributions of production and polarization for $J/\psi$ measured by CDF Collaboration are still challenging our understanding of the heavy quarkonium production mechanism even with recent significant…

High Energy Physics - Phenomenology · Physics 2015-05-13 Zhi-Guo He , Rong Li , Jian-Xiong Wang

We have examined the production of J/$\psi$ mesons in high energy proton-proton and proton-nucleus collisions at beam energies in the range from 158 GeV to 920 GeV, available from different fixed target experiments. In the employed model…

High Energy Physics - Phenomenology · Physics 2015-05-30 Partha Pratim Bhaduri , A. K. Chaudhuri , Subhasis Chattopadhyay

The study delves into the production of (multi-)strange hadrons in proton-proton collisions at LHC. Novel observables are proposed to distinguish between EPOS4, based on core-corona separation between a thermalised QGP phase and a vacuum…

High Energy Physics - Phenomenology · Physics 2024-10-07 Christian Bierlich , Stefano Cannito , Valentina Zaccolo

The production of J/$\psi$ is measured at midrapidity ($|y|<0.9$) in proton-proton collisions at $\sqrt{s}$ = 5.02 and 13 TeV, through the dielectron decay channel, using the ALICE detector at the Large Hadron Collider. The data sets used…

Nuclear Experiment · Physics 2022-12-06 ALICE Collaboration

We discuss the dependence of J/\psi\ production on the charged particle multiplicity in proton-proton collisions at LHC energies. We show that, in the framework of parton saturation or string interaction models, the hard J/\psi\ production…

High Energy Physics - Phenomenology · Physics 2013-05-30 E. G. Ferreiro , C. Pajares

The NA49 collaboration has taken data of central Pb-Pb collisions at beam energies from 20 to 158 GeV per nucleon. The large acceptance of the detector allows to study particle yields in full phase space. In this paper we present recent…

High Energy Physics - Experiment · Physics 2011-09-13 Andre Mischke

We investigate production of \phi mesons and \Xi baryons in nucleus-nucleus collisions. Reactions on strange particles acting as a catalyser are proposed to interpret the high observed \phi yields in HADES experiments as well as the energy…

Nuclear Theory · Physics 2015-03-19 Boris Tomasik , Evgeni E. Kolomeitsev

We discuss strangeness production in heavy-ion collisions in the broad energy range --- from SIS energies through AGS-SPS-RHIC and upto LHC energies. On several examples we demonstrate how the strange particle production can reveal…

Nuclear Theory · Physics 2015-02-20 E. E. Kolomeitsev , I. Melo , B. Tomasik , D. N. Voskresensky

Particle production mechanisms in proton+proton and heavy-ion collisions at the LHC energies are discussed. An attempt is made to connect p+p to heavy-ion collisions in understanding the final state observables. New emerging phenomena like…

High Energy Physics - Phenomenology · Physics 2018-01-03 Raghunath Sahoo

The production of fully-heavy tetraquark states in proton-proton ($pp$) and proton-nucleus ($pA$) collisions at the center-of-mass energies of the Large Hadron Collider (LHC) and at the Future Circular Collider (FCC) is investigated…

High Energy Physics - Phenomenology · Physics 2023-06-23 L. M. Abreu , F. Carvalho , J. V. C. Cerqueira , V. P. Goncalves

We calculate the inclusive J/Psi production in heavy ion collisions including the effects of gluon saturation in the wave functions of the colliding nuclei. We argue that the dominant production mechanism in proton--nucleus and…

High Energy Physics - Phenomenology · Physics 2015-05-13 Dmitri Kharzeev , Eugene Levin , Marzia Nardi , Kirill Tuchin

We propose to use transverse momentum $p_T$ distribution of $J/\psi$ production at the future Electron Ion Collider (EIC) to explore the production mechanism of heavy quarkonia in high energy collisions. We apply QCD and QED collinear…

High Energy Physics - Phenomenology · Physics 2021-07-07 Jian-Wei Qiu , Xiang-Peng Wang , Hongxi Xing

In this work, we investigate the kaon-induced production of strange hidden-charm pentaquark $P^\Lambda_{\psi s}$ states, including the $P^\Lambda_{\psi s}(4459)$ and $P^\Lambda_{\psi s}(4338)$ observed by the LHCb collaboration.…

High Energy Physics - Phenomenology · Physics 2025-07-14 Shu Chen , Jun-Tao Zhu , Shu-Yi Kong , Jun He

Both charm and bottom quarks form nonrelativistic bound states analogous to positronium. The J/psi and psi(2S) charmonium states and the first three Upsilon(nS) bottomonium states, all spin-triplet S-wave quarkonium states below…

High Energy Physics - Experiment · Physics 2015-06-18 Eric Braaten , James Russ

We investigate hidden-charm pentaquark states using an off-shell coupled-channel formalism involving heavy meson and singly heavy baryon scattering. Our approach utilizes an effective Lagrangian to construct the kernel amplitudes, which…

High Energy Physics - Phenomenology · Physics 2024-08-09 Samson Clymton , Hyun-Chul Kim , Terry Mart

Using a relativistic effective Lagrangian at the hadronic level, near-threshold $\omega$ and $\phi$ meson productions in proton proton ($pp$) collisions, $p p \to p p \omega/\phi$, are studied within the distorted wave Born approximation.…

Nuclear Theory · Physics 2009-11-10 K. Tsushima , K. Nakayama

This PhD thesis is about the production of strange particles in heavy-ion collisions at high energy produced at the SPS CERN syncrotron. Results are from experiment WA85 and WA97. They have been compared with VENUS and RQMD simulations. An…

Nuclear Experiment · Physics 2007-05-23 Rocco Caliandro

In this paper we discuss the inclusive $J/\psi$ production in proton-proton collisions from fusion of three pomerons. We demonstrate that this mechanism gets dominant contribution from the region which can be theoretically described by…

High Energy Physics - Phenomenology · Physics 2019-05-07 Eugene Levin , Marat Siddikov

Hadronic resonances are unique tools to investigate the interplay of re-scattering and regeneration effects during the hadronization phase in heavy-ion collisions. Measurements in small collision systems provide a necessary baseline for…

High Energy Physics - Experiment · Physics 2019-03-08 Sushanta Tripathy

We investigate the hidden strange $\phi$ meson production in heavy-ion collisions from subthreshold ($E_{kin}\approx 1$ A GeV) to relativistic ($E_{kin}\approx 21$ A TeV) energies as well as its coupling to the open strange mesons (kaons,…

Nuclear Theory · Physics 2022-08-31 Taesoo Song , Joerg Aichelin , Elena Bratkovskaya