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Related papers: Inclusive diffractive heavy quarkonium photoproduc…

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The study of exclusive processes in ultraperipheral collisions at the Large Hadron Collider (LHC) has allowed us to test several aspects of the Standard Model and to search for New Physics. In this letter, we investigate the possibility of…

High Energy Physics - Phenomenology · Physics 2023-06-23 Victor P. Goncalves , Michael Klasen , Bruno D. Moreira

In this work we investigate the coherent photoproduction of psi(1S), psi(2S) and Upsilon (1S) states in the proton-nucleus collisions in the LHC energies. Predictions for the rapidity distributions are presented using the color dipole…

High Energy Physics - Phenomenology · Physics 2014-06-19 G. Sampaio dos Santos , M. V. T. Machado

In this review we discuss and extend the study of the inclusive production of vector quarkonia, $J/\psi$ and $\Upsilon$, emitted with large transverse momenta and rapidities at the LHC. We adopt the novel ZCW19$^+$ determination to depict…

High Energy Physics - Phenomenology · Physics 2026-04-02 Francesco Giovanni Celiberto

Using next-to-leading order (NLO) perturbative QCD, we calculate the diffractive contribution to inclusive dijet photoproduction in Pb-Pb ultraperipheral collisions (UPCs) at the LHC and find that it does not exceed $5-10$% in small-$x_A$…

High Energy Physics - Phenomenology · Physics 2022-01-05 V. Guzey , M. Klasen

We calculate the cross section of inclusive direct J/psi hadroproduction at next-to-leading order (NLO) within the factorization formalism of nonrelativistic quantum chromodynamics (NRQCD), including the full relativistic corrections due to…

High Energy Physics - Phenomenology · Physics 2011-02-02 Mathias Butenschoen , Bernd A. Kniehl

We calculate the inclusive and diffractive photoproduction of heavy quarks in proton-proton collisions at Tevatron and LHC energies, where the photon reaches energies larger than those ones accessible at DESY-HERA. The integrated cross…

High Energy Physics - Phenomenology · Physics 2009-09-02 V. P. Goncalves , M. V. T. Machado , A. R. Meneses

We calculate the yields of quarkonia in heavy ion collisions at RHIC and the LHC as a function of their transverse momentum. Based upon non-relativistic quantum chromodynamics, our results include both color-singlet and color-octet…

High Energy Physics - Phenomenology · Physics 2013-04-18 Rishi Sharma , Ivan Vitev

We calculate in next-to-leading order inclusive cross sections of single-particle production via resolved photons in $ep$ collisions at HERA. Transverse-momentum and rapidity distributions are presented and the scale dependence is studied.…

High Energy Physics - Phenomenology · Physics 2011-07-19 F. M. Borzumati , B. A. Kniehl , G. Kramer

The prompt $J/\psi$ photoproduction within the non-relativistic QCD (NRQCD) framework at the future Circular Electron Positron Collider (CEPC) is studied, including the contributions from both direct and resolved photons. Employing…

High Energy Physics - Phenomenology · Physics 2021-02-03 Xi-Jie Zhan , Jian-Xiong Wang

We develop a formalism for computing inclusive production cross sections of heavy quarkonia based on the nonrelativistic QCD and the potential nonrelativistic QCD effective field theories. Our formalism applies to strongly coupled…

High Energy Physics - Phenomenology · Physics 2021-09-09 Nora Brambilla , Hee Sok Chung , Antonio Vairo

The inclusive transverse momentum and rapidity distributions for top quark production at the Fermilab Tevatron are presented both in order $\alpha_s^3$ in QCD and using the resummation of the leading soft gluon corrections in all orders of…

High Energy Physics - Phenomenology · Physics 2016-09-01 N. Kidonakis , J. Smith

Using the QCD color dipole picture to study exclusive vector meson and inclusive jet/open meson photoproduction, we calculate the ratio of elastic meson production to inclusive hadron production cross sections for ultraperipheral heavy ion…

High Energy Physics - Phenomenology · Physics 2026-05-15 Joao Vitor C. Lovato , Edgar Huayra , Magno V. T. Machado

The hadroproduction of the radially excited heavy-quarkonium states $\psi(2S)$ and $\Upsilon(3S)$ at high energies is studied in the parton reggeization approach and the factorization formalism of nonrelativistic QCD at lowest order in the…

High Energy Physics - Phenomenology · Physics 2016-09-20 B. A. Kniehl , M. A. Nefedov , V. A. Saleev

We compute the cross section of inclusive dijet photoproduction in ultraperipheral Pb-Pb collisions at the LHC using next-to-leading order perturbative QCD. We demonstrate that our theoretical calculations provide a good description of…

High Energy Physics - Phenomenology · Physics 2019-07-08 V. Guzey , M. Klasen

Inclusive transverse momentum spectra of charged particles in photoproduction events in the laboratory pseudorapidity range $-1.2<\eta<1.4$ have been measured up to $p_{T}=8\GeV $ using the ZEUS detector. Diffractive and non--diffractive…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

The transverse momentum distributions for inclusive $\eta_{c,b}$ meson described by gluon-gluon interactions from photoproduction processes in relativistic heavy ion collisions are calculated. We considered the color singlet (CS) and color…

High Energy Physics - Phenomenology · Physics 2018-01-04 Gong-Ming Yu , Gao-Gao Zhao , Zhen Bai , Yan-Bing Cai , Hai-Tao Yang , Jian-Song Wang

Based on the non-relativistic quantum chromodynamics factorization framework, we study the inclusive $J/\psi$ photoproduction at the future high energy $e^+e^-$ collider, International Linear Collider(ILC), where the initial photons come…

High Energy Physics - Phenomenology · Physics 2022-09-21 Xi-Jie Zhan , Xing-Gang Wu , Xu-Chang Zheng

We discuss the exclusive photoproduction of a heavy vector quarkonium, namely $J/\psi$ and $\Upsilon$ at 1-loop in $\alpha_s$. In collinear factorisation (CF), the amplitude for such a process is obtained by the convolution of a hard…

High Energy Physics - Phenomenology · Physics 2024-10-01 Chris Flett , Jean-Philippe Lansberg , Saad Nabeebaccus , Maxim Nefedov , Pawel Sznajder , Jakub Wagner

The $\gamma+\gamma\rightarrow J/\psi+c+\bar{c}$ inclusive process is an extremely important subprocess in $J/\psi$ production via photon-photon scattering, like at LEP\uppercase\expandafter{\romannumeral2} or various types future…

High Energy Physics - Phenomenology · Physics 2017-02-15 Zi-Qiang Chen , Long-Bin Chen , Cong-Feng Qiao

We investigate the inclusive $J/\psi$ production in proton-proton (pp) collisions at center-of-mass energies $\sqrt{s} = 5.02$, 7, and 13 TeV using the PACIAE 4.0 model. This model extends PYTHIA 8.3 by incorporating partonic and hadronic…

High Energy Physics - Phenomenology · Physics 2026-04-22 Jin-Peng Zhang , Guan-Yu Wang , Wen-Chao Zhang , Bo Feng , An-Ke Lei , Zhi-Lei She , Hua Zheng , Dai-Mei Zhou , Yu-Liang Yan , Ben-Hao Sa