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Related papers: Inclusive diffractive $\rm \eta_{c}$ production in…

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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

We calculate for the first time cross sections for single and central diffractive as well as exclusive diffractive production of dilepton pairs in proton-proton collisions. Several differential distributions are shown. The inclusive…

High Energy Physics - Phenomenology · Physics 2011-08-04 Gabriela Kubasiak , Antoni Szczurek

The inclusive diffractive quarkonium photoproduction in $pp$ and $pA$ collisions is investigated considering the Resolved Pomeron Model to describe the diffractive interaction. We estimate the rapidity and transverse momentum distributions…

High Energy Physics - Phenomenology · Physics 2017-11-01 V. P. Goncalves , L. S. Martins , B. D. Moreira

In this paper we estimate the production of dimuons ($\mu^+ \mu^-$) in exclusive photon -- photon ($\gamma \gamma$) and diffractive Pomeron - Pomeron $(I\!P I\!P)$, Pomeron - Reggeon $(I\!P I\!R)$ and Reggeon - Reggeon $(I\!R I\!R)$…

High Energy Physics - Phenomenology · Physics 2018-05-02 V. P. Goncalves , M. M. Jaime , D. E. Martins , M. S. Rangel

We discuss central-exclusive production (CEP) of photons via different fusion processes in the reaction $pp \to pp \gamma$ at high energies, available at RHIC and LHC, within the tensor-pomeron model. We consider two types of processes, the…

High Energy Physics - Phenomenology · Physics 2023-04-26 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

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

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

We study hard diffractive scattering in hadron-hadron collisions including, on top of the standard Pomeron-initiated processes, contributions due to the exchange of Reggeons. Using a simple model to describe the parton content of the…

High Energy Physics - Phenomenology · Physics 2017-01-10 C. Marquet , D. E. Martins , A. V. Pereira , M. Rangel , C. Royon

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

We present a study of the central exclusive production (CEP) of $\eta$ and $\eta'(958)$ mesons in diffractive proton-proton collisions at high energies. The amplitudes, including pomeron and $f_{2 \mathbb{R}}$ reggeon exchanges, are…

High Energy Physics - Phenomenology · Physics 2025-06-27 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

Inclusive jet cross sections for events with a large rapidity gap with respect to the proton direction from the reaction $ep \rightarrow jet \; + \; X$ with quasi-real photons have been measured with the ZEUS detector. The cross sections…

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

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

First we calculate cross section for the $\gamma p \to \omega p$ reaction from the threshold to very large energies. At low energies the pion exchange is the dominant mechanism. At large energies the experimental cross section can be well…

High Energy Physics - Phenomenology · Physics 2015-03-18 Anna Cisek , Piotr. Lebiedowicz , Wolfgang Schäfer , Antoni Szczurek

We consider the first LHC data for pp collisions in the framework of Regge theory. The integral cross sections and inclusive densities of secondaries are determined by the Pomeron exchange, and we present the corresponding predictions for…

High Energy Physics - Phenomenology · Physics 2010-07-20 C. Merino , C. Pajares , M. M. Ryzhinskiy , Yu. M. Shabelski

We estimate the cross sections for the production of resonances, pion pairs and a central cluster of hadrons in peripheral heavy-ion collisions through two-photon and double-pomeron exchange, at energies that will be available at RHIC and…

Nuclear Theory · Physics 2009-11-06 C. G. Roldao , A. A. Natale

In this paper we investigate the $\eta_c$ production by photon - photon and photon - hadron interactions in $pp$ and $pA$ collisions at the LHC energies. The inclusive and diffractive contributions for the $\eta_c$ photoproduction are…

High Energy Physics - Phenomenology · Physics 2018-05-16 V. P. Goncalves , B. D. Moreira

The elastic differential and integrated total cross section for the exclusive $\rho^0$ photoproduction in electron-proton ($ep$) collisions are evaluated taking into account nonperturbative Pomeron exchange approach. By using three…

High Energy Physics - Phenomenology · Physics 2022-12-14 László Jenkovszky , Érison dos Santos Rocha , Magno V. T. Machado

We discuss central exclusive diffractive dihadron production in proton-proton collisions at high energies. The calculation is based on a tensor pomeron model and the amplitudes for the processes are formulated in an effective…

High Energy Physics - Phenomenology · Physics 2017-11-02 Piotr Lebiedowicz , Otto Nachtmann , Antoni Szczurek

We study the behaviour of elastic and diffractive proton dissociation cross sections at high energy. First, we describe what would be expected to be observed at the LHC based on conventional Regge theory. We emphasize the tension between…

High Energy Physics - Phenomenology · Physics 2015-06-18 V. A. Khoze , A. D. Martin , M. G. Ryskin

The total and differential cross sections of elastic proton-proton and proton-antiproton scattering are studied in a holographic QCD model, considering the Pomeron and Reggeon exchanges in the Regge regime. In our model setup, the Pomeron…

High Energy Physics - Phenomenology · Physics 2024-03-27 Zhibo Liu , Wei Xie , Akira Watanabe
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