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Related papers: Double vector meson production from the BFKL equat…

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The study of the inclusive production of a pair of charged light hadrons (a "dihadron" system) featuring high transverse momenta and well separated in rapidity represents a clear channel for the test of the BFKL dynamics at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2017-06-15 Francesco Giovanni Celiberto , Dmitry Yu. Ivanov , Beatrice Murdaca , Alessandro Papa

The exclusive vector meson production in electron-ion collisions for the energies of the future colliders is investigated. We present predictions for the coherent and incoherent $\phi$ and $J/\psi$ production in $eAu$ collisions considering…

High Energy Physics - Phenomenology · Physics 2020-12-02 Victor P. Goncalves , Daniel E. Martins , Celso R. Sena

A study of the inclusive production of a pair of hadrons (a "dihadron" system), having high transverse momenta and separated by a large interval of rapidity, is presented. This process has much in common with the widely discussed…

High Energy Physics - Phenomenology · Physics 2017-04-05 Francesco G. Celiberto , Dmitry Yu. Ivanov , Beatrice Murdaca , Alessandro Papa

The linearly polarized quasi-real photons from the highly Lorentz-contracted Coulomb fields of relativistic heavy ions can fluctuate to quark-antiquark pairs, scatter off a target nucleus and emerge as vector mesons. In the process, the two…

High Energy Physics - Phenomenology · Physics 2021-03-03 Wangmei Zha , James Daniel Brandenburg , Lijuan Ruan , Zebo Tang , Zhangbu Xu

We discuss the inclusive cross section to produce two minijets with a large separation in rapidity in high energy hadronic collisions. The contribution to the inclusive cross section from the exchange of a BFKL Pomeron is compared with the…

High Energy Physics - Phenomenology · Physics 2009-10-28 R. Ragazzon , D. Treleani

We make predictions for the cross sections of coherent photoproduction of $\rho$, $\phi$, $J/\psi$, $\psi(2S)$, and $\Upsilon(1S)$ mesons in Pb-Pb ultraperipheral collisions (UPCs) at $\sqrt{s_{NN}}=5.02$ TeV in the kinematics of run 2 at…

Nuclear Theory · Physics 2016-06-23 V. Guzey , E. Kryshen , M. Zhalov

The cross sections of the scalar meson $f_0(980)$, $a_0(980)$ and $\sigma(600)$ production in collision of electron and positron beams were calculated. The two-photon decays of the scalar mesons, obtained in the framework of the…

High Energy Physics - Phenomenology · Physics 2009-06-02 M. K. Volkov , E. A. Kuraev , Yu. M. Bystritskiy

The production of a pair of jets with large rapidity separation in hadron-hadron collisions, and of forward jets in deep inelastic scattering, can in principle be used to test the predictions of the BFKL equation. However in practice…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. H. Orr , W. J. Stirling

The high-energy behaviour of the total cross section for highly virtual photons, as predicted by the BFKL equation at next-to-leading order (NLO) in QCD, is presented. The NLO BFKL predictions, improved by the BLM optimal scale setting, are…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stanley J. Brodsky , Victor S. Fadin , Victor T. Kim , Lev N. Lipatov , Grigorii B. Pivovarov

We study the production of a J/psi meson in association with one or two jets in gamma gamma collisions concentrating on the direct-photon contribution, which is expected to be dominant for large J/psi-meson transverse momentum and/or large…

High Energy Physics - Phenomenology · Physics 2011-03-23 M. Klasen , B. A. Kniehl , L. Mihaila , M. Steinhauser

High intensity back-scattered laser beams will allow the efficient conversion of a substantial fraction of the incident lepton energy into high energy photons, thus significantly extending the physics capabilities of an electron-electron or…

High Energy Physics - Phenomenology · Physics 2009-09-11 S. J. Brodsky

The production of mesons in ultra-peripheral collisions of relativistic heavy ions is re-analyzed using a projection technique to calculate the amplitudes for the appropriate Feynman diagrams. The virtuality of the exchanged photons is…

Nuclear Theory · Physics 2011-07-19 C. A. Bertulani , F. Navarra

In this letter we analyze the associated production of a vector meson with the bound - free $e^+e^-$ process in ultraperipheral $PbPb$ collisions through the double scattering mechanism for the energy of the Large Hadron Collider (LHC).…

High Energy Physics - Phenomenology · Physics 2023-08-21 Celsina N. Azevedo , Victor P. Goncalves , Bruno D. Moreira

The production of pseudoscalar and scalar mesons pairs and bound states (positronium or pionium atoms) in high energy $\gamma\gamma$ collisions at high energies provided by photon or vector meson exchanges are considered. The vector…

High Energy Physics - Phenomenology · Physics 2015-06-05 S. R. Gevorkyan , E. A. Kuraev , M. K. Volkov

The strong electromagnetic fields of heavy nuclei can produce a wide variety of two-photon and photonuclear reactions at relativistic ion colliders. We present recent results from the STAR collaboration on these `ultra-peripheral'…

Nuclear Experiment · Physics 2019-08-14 Spencer Klein

We investigate the photoproduction of $\rho$ mesons in ultraperipheral heavy ion collisions at RHIC and LHC energies in the dipole approach and within two phenomenological models based on the the Color Glass Condensate (CGC) formalism. We…

High Energy Physics - Phenomenology · Physics 2009-11-10 V. P. Goncalves , M. V. T. Machado

Exclusive photoproduction of vector mesons in the perturbative two-gluon exchange formalism depends significantly on nucleon and nuclear gluon distributions. In the present study we calculate total cross sections and rapidity distributions…

Nuclear Theory · Physics 2015-06-15 Adeola Adeluyi , Trang Nguyen

The production of a pair of jets with large rapidity separation in hadron-hadron collisions, and of forward jets in deep inelastic scattering, can in principle be used to test the predictions of the BFKL equation. However in practice…

High Energy Physics - Phenomenology · Physics 2007-05-23 Lynne H. Orr , W. J. Stirling

The exclusive photoproduction of the heavy vector mesons $\psi$'s and $Y$'s is investigated in peripheral lead-lead collisions for the energies available at the LHC, $\sqrt{s}=2.76$ TeV and $\sqrt{s}=5.02$ TeV. In order to evaluate the…

High Energy Physics - Phenomenology · Physics 2018-06-27 M. B. Gay Ducati , S. Martins

We investigate the prospects of the diffractive production of $J/\psi$ mesons at large momentum transfer $|t|$ at the future Electron Ion Collider in electron-proton collisions. In particular, we focus on the measurements of the rapidity…

High Energy Physics - Phenomenology · Physics 2021-01-27 Michal Deak , Anna M. Stasto , Mark Strikman