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Related papers: Diffractive vector meson production at large-$t$ i…

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In this paper we analyse the double vector meson production in photon -- hadron ($\gamma h$) interactions at $pp/pA/AA$ collisions and present predictions for the $\rho\rho$, $J/\Psi J/\Psi$ and $\rho J/\Psi$ production considering the…

High Energy Physics - Phenomenology · Physics 2016-08-03 V. P. Goncalves , B. D. Moreira , F. S. Navarra

By using a Regge-pole model for vector meson production (VMP), that successfully describes the HERA data, we analyze the connection of VMP cross sections in photon-induced reactions at HERA with those in ultra-peripheral collisions at the…

High Energy Physics - Phenomenology · Physics 2015-06-08 R. Fiore , L. Jenkovszky , V. Libov , M. V. T. Machado , A. Salii

We show that the cross section of the diffractive production of $b \bar b$ can be described as the sum of two contributions: the first is proportional to the probability of finding a small size $b \bar b$ color dipole in the fast hadron…

High Energy Physics - Phenomenology · Physics 2016-08-24 G. Alves , E. Levin , A. Santoro

The differential cross section measurement for dijet production at proton-proton collisions at $\sqrt{s}=7$ TeV is presented as a function of an approximation for the fractional momentum loss of the scattered proton ($\tilde{\xi}$), an…

High Energy Physics - Experiment · Physics 2013-04-30 Diego Figueiredo

We calculate cross sections and transverse momentum distributions for the incoherent diffractive production of vector mesons $J/\psi$ and $\Upsilon$ on heavy nuclei. In distinction to coherent diffraction, the nucleus is allowed to break…

High Energy Physics - Phenomenology · Physics 2018-02-14 Agnieszka Łuszczak , Wolfgang Schäfer

We present a reliable estimate on the production rate of $B_c$ mesons in $1S$ and $2S$ states in the large transverse momentum region at hadronic colliders using heavy quark fragmentation functions derived within the framework of…

High Energy Physics - Phenomenology · Physics 2009-10-22 Kingman Cheung

An analysis of prompt photon production in high energy nuclear collisions at the LHC energy regime is performed within the parton saturation picture taking into account the updated phenomenological color dipole models. The results are…

High Energy Physics - Phenomenology · Physics 2020-12-14 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

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

In this letter we update our predictions for exclusive $J/\Psi$ and $\Upsilon$ photoproduction in proton-proton and nucleus - nucleus collisions at the Run 2 LHC energies obtained with the color dipole formalism and considering the impact…

High Energy Physics - Phenomenology · Physics 2017-03-22 V. P. Goncalves , B. D. Moreira , F. S. Navarra

In this paper, we present the results from phenomenological analysis of Z boson pair hard diffractive production at the LHC. The calculation is based on the Regge factorization approach. Diffractive parton density functions extracted by the…

High Energy Physics - Phenomenology · Physics 2017-04-05 Hao Sun

We argue that hadron production in coherent diffraction of proton on a heavy nucleus provides a very sensitive probe of the low-x QCD dynamics. This process probes the BFKL dynamics in proton and the non-linear gluon evolution in nucleus.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yang Li , Kirill Tuchin

An overview of recent results from the H1 and ZEUS collaborations on vector meson production in electron-proton collisions at HERA is given. For diffractive vector meson production the energy dependence is discussed. The dependences on…

High Energy Physics - Experiment · Physics 2007-05-23 S. Mohrdieck

We calculate the cross section of diffractive charge-parity C=+1 neutral meson production in virtual photon proton collision at high energies. Due to the opposite C-parities of photon and meson M (M = eta_C, pi^0, a_2) this process probes…

High Energy Physics - Phenomenology · Physics 2011-09-13 R. Engel , D. Yu. Ivanov , R. Kirschner , L. Szymanowski

Central exclusive diffractive production in proton-proton collisions at hadron colliders is characterised by hadronic activity at or close to midrapidity, and by the two forward scattered protons, or their remnants. In such events, no…

High Energy Physics - Experiment · Physics 2026-04-23 Rainer Schicker

Dielectrons probe a wide range of phenomena in heavy-ion collisions. These include light- and heavy-flavour meson production, thermal radiation and coherent photo-production. The latter process is distinguished by dielectron production at…

Nuclear Experiment · Physics 2019-11-13 Sebastian Lehner

We report the first measurement at the LHC of coherent photoproduction of $\rho^0$ mesons in ultra-peripheral Pb-Pb collisions. The invariant mass and transverse momentum distributions for $\rho^0$ production are studied in the $\pi^+…

Nuclear Experiment · Physics 2016-03-18 ALICE Collaboration

The cross sections for the production of hadrons in quasi-real photon-photon collisions in proton-proton and heavy ion interactions are compared with the corresponding cross sections for central diffraction and for photon-pomeron…

High Energy Physics - Phenomenology · Physics 2008-02-03 R. Engel , M. A. Braun , C. Pajares , J. Ranft

In this paper, we investigate the inclusive diffractive hadroproduction for $\rm \eta_{c}$ and $\rm \eta_{b}$ at the LHC energies. Based on the NRQCD factorization formalism and the resolved-Pomeron model for the quarkonium production…

High Energy Physics - Phenomenology · Physics 2020-04-01 Tichouk , Hao Sun , Xuan Luo

The cross section for coherent nuclear processes in which an incident meson or photon dissociates diffractively into two jets of high relative transverse momentum (between about 1 and 3 GeV/c) is found to be proportional in QCD to $A^2$ in…

High Energy Physics - Phenomenology · Physics 2009-10-22 L. Frankfurt , G. A. Miller , M. Strikman

A review is presented of diffractive vector meson production at HERA, with stress on the investigation of ``hard'' features and comparisons with theoretical predictions based on perturbative QCD approaches.

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Marage