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Related papers: Large Rapidity Gaps in proton-nucleus interaction

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Direct photons are a powerful tool for elucidating the properties of the hot QCD matter in heavy-ion collisions. They are conventionally estimated by assuming prompt photon contributions in proton-proton collisions and thermal and prompt…

Nuclear Theory · Physics 2019-07-26 Akihiko Monnai

This paper presents the measurement of the isolated prompt photon inclusive production cross section in pp and p-Pb collisions by the ALICE Collaboration at the LHC. The measurement is performed in p-Pb collisions at centre-of-mass energies…

Nuclear Experiment · Physics 2026-02-19 ALICE Collaboration

We recall the main properties of inclusive particle distributions expected for Pomeron-proton and Pomeron-Pomeron interactions. Due to the small size of the Pomeron we expect larger transverse momenta of secondaries and a smaller…

High Energy Physics - Phenomenology · Physics 2019-08-14 V. A. Khoze , A. D. Martin , M. G. Ryskin

A measurement of the production cross section for two isolated photons in proton-proton collisions at a center-of-mass energy of $\sqrt{s}=8$ TeV is presented. The results are based on an integrated luminosity of 20.2 fb$^{-1}$ recorded by…

High Energy Physics - Experiment · Physics 2017-07-05 ATLAS Collaboration

We present the results of a search in proton-antiproton collisions at sqrt(s) = 1.8 TeV for anomalous production of events containing a photon with large transverse energy and a lepton (e or mu) with large transverse energy, using 86…

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

Based on the isospin-dependent Boltzmann-Uehling-Uhlenbeck transport model, we systematically investigate the in-medium effects of nucleon-nucleon ($NN$) cross sections on nucleonic and pionic observables in heavy-ion collisions, employing…

Nuclear Theory · Physics 2026-05-26 Shuochong Han , Xinle Shang , Wei Zuo , Gaochan Yong , Ang Li

The total production cross sections of light charged particles (LCPs), intermediate mass fragments (IMFs) and heavy reaction products of p+Ni collisions available in the literature have been compared with predictions of a two-step model in…

We discuss the reaction $e p \to e \tilde{p} X$ in the one-photon exchange approximation, where it is in essence the reaction $\gamma^{*} p \to \tilde{p} X$. A large rapidity gap is required between the particle or particles of the proton…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Arens , M. Diehl , O. Nachtmann , P. V. Landshoff

Results of a search for new phenomena in events with an energetic photon and large missing transverse momentum with the ATLAS experiment at the Large Hadron Collider are reported. The data were collected in proton--proton collisions at a…

High Energy Physics - Experiment · Physics 2016-06-17 ATLAS Collaboration

Transverse momentum spectra of charged pions, kaons, and protons are measured in proton-proton collisions at sqrt(s) = 13 TeV with the CMS detector at the LHC. The particles, identified via their energy loss in the silicon tracker, are…

High Energy Physics - Experiment · Physics 2017-12-14 CMS Collaboration

High multiplicity events in proton-proton collisions at the Large Hadron Collider exhibit features resembling those found in relativistic nuclear collisions, indicating formation of medium of similar nature. Analyzing the proton-proton…

High Energy Physics - Phenomenology · Physics 2014-11-24 Premomoy Ghosh , Sanjib Muhuri

It is shown that the inclusion of hadronic interactions, and in particular nuclear potentials, in simulations of heavy ion collisions at the SPS energy range can lead to obvious correlations of protons. These correlations contribute…

Nuclear Theory · Physics 2022-03-24 Pengcheng Li , Yongjia Wang , Jan Steinheimer , Qingfeng Li , Hongfei Zhang

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

Multiplicity dependencies of midrapidity transverse momentum distributions of identified charged particles in inelastic proton-proton collisions at center-of-mass energy of 7 TeV at the Large Hadron Collider (LHC), measured by ALICE…

High Energy Physics - Phenomenology · Physics 2022-03-14 Khusniddin K. Olimov , Fu-Hu Liu , Kobil A. Musaev , Maratbek Z. Shodmonov

Global observables such as the pseudorapidity distributions of particle multiplicities in the final state are crucial to shed light into the physics processes involved in hadronic collisions. In proton$-$lead (p$-$Pb) collisions at Large…

Nuclear Experiment · Physics 2023-12-15 Abhi Modak

We argue that the pattern of the deviation from the Glauber approximation prediction for the centrality dependence of the rate of forward jet production observed in pA collisions at the LHC provides the first experimental evidence that…

High Energy Physics - Phenomenology · Physics 2016-01-27 Massimiliano Alvioli , Brian Cole , Leonid Frankfurt , Dennis Perepelitsa , Mark Strikman

In this paper we present the measurement of the integrated and differential production cross sections of pairs of prompt isolated photons in proton-proton collisions at a centre-of-mass energy of 7 TeV with the Compact Muon Sollenoid (CMS)…

High Energy Physics - Experiment · Physics 2011-09-16 Laurent Millischer

We study the rapidity dependence of the cross section on the rapidity of the central exclusive production cross sections of C-even mesons in $pA$ and $AA$ collisions, where $A$ is a heavy ion. We observe qualitatively different behaviour of…

High Energy Physics - Phenomenology · Physics 2020-04-07 R. McNulty , V. A. Khoze , A. D. Martin , M. G. Ryskin

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

A model for the production of large rapidity gaps being implemented in the Monte Carlo event generator PHOJET is discussed. In this model, high-mass diffraction dissociation exhibits properties similar to hadron production in…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. W. Bopp , R. Engel , J. Ranft