English
Related papers

Related papers: Single and Double Diffractive Production of Dilept…

200 papers

We analyze contributions to the heavy vector meson production with large transverse momentum in proton--proton and diffractive photon--proton scattering driven by an exchange of two Balitsky--Fadin--Kuraev--Lipatov Pomerons in the squared…

High Energy Physics - Phenomenology · Physics 2019-09-04 Piotr Kotko , Leszek Motyka , Mariusz Sadzikowski , Anna M. Stasto

The photonuclear production of vector mesons in ultraperipheral heavy ion collisions is investigated within the QCD color dipole picture, with particular emphasis on the saturation model. The integrated cross section and the rapidity…

High Energy Physics - Phenomenology · Physics 2011-09-13 V. P. Goncalves , M. V. T. Machado

A comprehensive analysis of the photoproduction of $J/\Psi$ and $\Upsilon$ mesons in peripheral $PbPb$ collisions at the center - of - mass energies of the Large Hadron Collider (LHC) is performed, considering distinct assumptions for the…

Nuclear Experiment · Physics 2025-08-05 Pedro E. A. da Costa , André V. Giannini , Victor P. Goncalves , Bruno D. Moreira

The exclusive photoproduction of upsilon states $\Upsilon(1S)$ and its radially excited states $\Upsilon(2S,3S)$ is investigated in the context of ultra-peripheral collisions at the LHC energies. Predictions are presented for their…

High Energy Physics - Phenomenology · Physics 2016-11-23 M. B. Gay Ducati , F. Kopp , M. V. T. Machado , S. Martins

In this paper we present a detailed comparison of the dijet production by photon -- photon, photon -- pomeron and pomeron -- pomeron interactions in $pp$, $pA$ and ${\rm AA}$ collisions at the LHC energy. The transverse momentum, pseudo --…

High Energy Physics - Phenomenology · Physics 2017-10-18 E. Basso , V. P. Goncalves , A. K. Kohara , M. S. Rangel

The exclusive $\Upsilon$ photoproduction in proton-proton and proton - nucleus collisions at LHC energies is investigated using the color dipole formalism and considering different models for the $\Upsilon$ wave function and forward dipole…

High Energy Physics - Phenomenology · Physics 2015-06-22 V. P. Goncalves , B. D. Moreira , F. S. Navarra

We study the double-diffractive production of various heavy systems (e.g. Higgs, dijet, t tbar and SUSY particles) at LHC and Tevatron collider energies. In each case we compute the probability that the rapidity gaps, which occur on either…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. A. Khoze , A. D. Martin , M. G. Ryskin

We calculate the cross-sections of diffractive single hadron photo- or electroproduction with large $p_T$, on a nucleon or a nucleus in the shockwave formalism. We use the hybrid formalism mixing collinear factorization with high energy…

High Energy Physics - Phenomenology · Physics 2024-03-05 Michael Fucilla , Andrey Grabovsky , Emilie Li , Lech Szymanowski , Samuel Wallon

We estimate the production of two meson pairs in high energy photon photon collisions produced in ultraperipheral collisions at LHC. We show that the study of charge asymmetries may reveal the existence of the perturbative Odderon and…

High Energy Physics - Phenomenology · Physics 2008-12-18 B. Pire , L. Szymanowski , F. Schwennsen , S. Wallon

The production of a $D^+ D^-$ pair by photon - photon interactions at the Large Hadron Collider (LHC) is investigated considering ultraperipheral proton - proton ($pp$), proton - lead ($pPb$) and lead - lead ($PbPb$) collisions. Assuming…

High Energy Physics - Phenomenology · Physics 2026-05-28 Ya-Ping Xie , Victor P. Goncalves

Collisions with Oxygen ions at the LHC opens the possibility of investigating the description of the QCD dynamics in an unexplored regime, complementary to those performed in $pp$, $pPb$ and $PbPb$ collisions. In this paper we estimate the…

High Energy Physics - Phenomenology · Physics 2023-06-07 Victor P. Goncalves , Bruno D. Moreira , Luana Santana

Dark photons serve as a portal to connect the dark and standard model sectors. Here, we propose photon-induced exclusive diffractive processes as a new tool to study the production of dark photons in current and future colliders. These…

High Energy Physics - Phenomenology · Physics 2024-10-10 Jan Cepila , Jesús Guillermo Contreras

Dilepton production in heavy-ion collisions at collider energies - i.e., for the Relativistic Heavy-Ion Collider (RHIC) and the Large Hadron Collider (LHC) - is studied within an approach that uses coarse-grained transport simulations to…

Nuclear Theory · Physics 2016-08-22 Stephan Endres , Hendrik van Hees , Marcus Bleicher

We propose a new experimental method to probe the photon parton distribution function inside the proton (photon PDF) at LHC energies. The method is based on the measurement of dilepton production from the $\gamma p\rightarrow\ell^+\ell^-+X$…

High Energy Physics - Phenomenology · Physics 2019-06-19 Mateusz Dyndal , Alexander Glazov , Marta Luszczak , Renat Sadykov

Two-photon processes in relativistic heavy-ion collisions have emerged as a critical probe of quantum electrodynamics in ultra-intense electromagnetic fields, with recent focus extending beyond dileptons to hadronic final states. At…

High Energy Physics - Phenomenology · Physics 2026-02-26 Luobing Wang , Xinbai Li , Zebo Tang , Xin Wu , Wangmei Zha

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

In this work we investigate the inclusive and exclusive photoproduction of dileptons, which is relevant for the physics programme to be studied in the proposed electron-proton collider, the LHeC. In the inclusive case, the process is…

High Energy Physics - Phenomenology · Physics 2015-06-15 C. Brenner Mariotto , M. V. T. Machado

We investigate the pair production of charged heavy leptons via photon-induced processes at the proposed CERN Large Hadron Collider (LHC). Using effective photon and Z approximations, rates are given for $L^+L^-$ production due to $\gamma…

High Energy Physics - Phenomenology · Physics 2009-10-28 G. Bhattacharya , Pat Kalyniak , K. A. Peterson

The cross section for exclusive heavy quark and heavy antiquark pair ($Q \bar Q$) production in peripheral ultrarelativistic heavy ion collisions is calculated for the LHC energy $\sqrt{s_{NN}}$ = 5.5 TeV. Here we consider only processes…

Nuclear Theory · Physics 2011-02-21 Mariola Klusek-Gawenda , Antoni Szczurek , Magno Machado , Valeriy Serbo

We discuss the production of two pion pairs in photon collisions at high energies as it can take place in ultraperipheral collisions at hadron colliders such as the LHC. We calculate the according matrix elements in kT factorization and…

High Energy Physics - Phenomenology · Physics 2009-07-01 B. Pire , F. Schwennsen , L. Szymanowski , S. Wallon