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Related papers: Forward proton physics at LHC

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An alternative process is presented for diffractive Higgs boson production in peripheral $pp$ collisions, where the particles interact through the Double Pomeron Exchange. The event rate is computed as a central-rapidity distribution for…

High Energy Physics - Phenomenology · Physics 2009-11-13 M. B. Gay Ducati , G. G. Silveira

A rapidity gap program with great potential can be realized at the Large Hadron Collider, LHC, by adding a few simple forward shower counters (FSCs) along the beam line on both sides of the main central detectors, such as CMS. Measurements…

High Energy Physics - Experiment · Physics 2015-05-13 Michael Albrow , Albert De Roeck , Valery Khoze , Jerry Lamsa , E. Norbeck , Y. Onel , Risto Orava , M. G. Ryskin

This talk summarises the ongoing proposals to upgrade the ATLAS and CMS detectors by the installation of forward silicon detector systems close to the beam line at distances of approximately 220 m and 420 m from the respective Interaction…

High Energy Physics - Experiment · Physics 2008-10-13 P J Bussey

In this work we study the diffractive photoproduction of $J/\Psi$ in proton-proton, proton - nucleus and nucleus - nucleus collisions at LHC energies using the color dipole formalism and different models for the forward dipole - target…

High Energy Physics - Phenomenology · Physics 2014-07-18 V. P. Goncalves , B. D. Moreira , F. S. Navarra

We discuss the physics of large impact parameter interactions at the LHC: ultraperipheral collisions (UPCs). The dominant processes in UPCs are photon-nucleon (nucleus) interactions. The current LHC detector configurations can explore small…

In this paper we study the photon production in single and double diffractive processes considering the Resolved Pomeron model. We estimate the rapidity and transverse momentum dependence of the cross section for the diffractive double…

High Energy Physics - Phenomenology · Physics 2014-05-27 C. Brenner Mariotto , V. P. Goncalves

We calculate differential distributions for the $p p \to p p \gamma$ reaction at the LHC energy $\sqrt{s} = 14$ TeV. We consider diffractive classical bremsstrahlung mechanisms including effects of non point-like nature of protons. In…

High Energy Physics - Phenomenology · Physics 2015-06-15 Piotr Lebiedowicz , Antoni Szczurek

Instrumenting the LHC to measure the outgoing protons in the process pp -> p+X+p opens up new possibilities for physics studies in the Standard Model and beyond. In this talk I first present an overview of the underlying QCD calculation and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jeffrey R. Forshaw

Forward physics with CMS at the LHC covers a wide range of physics subjects, including very low-x QCD, underlying event and multiple interactions characteristics, gamma-mediated processes, shower development at the energy scale of primary…

High Energy Physics - Experiment · Physics 2008-12-18 Monika Grothe

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

The origin of the apparent thermalization in high-energy collisions is investigated using the data of the ATLAS and CMS Collaborations at the LHC. For this purpose, we analyze the transverse momentum distributions in the following…

High Energy Physics - Phenomenology · Physics 2018-09-19 O. K. Baker , D. E. Kharzeev

We analyze $pA$ interactions at ultra-high energies within the semiclassical approximation for high energy processes accounting for the diffractive processes and a rapid increase with the incident energy of the coherence length. The…

High Energy Physics - Phenomenology · Physics 2014-10-08 M. Alvioli , L. Frankfurt , V. Guzey , M. Strikman

A possible use of forward proton tagging detectors at the LHC in the context of heavy ion interactions is discussed. It is shown that signals registered in such detectors are sensitive to the geometry of the collision. A method of the…

High Energy Physics - Experiment · Physics 2020-11-03 Janusz J. Chwastowski , Krzysztof Cieśla , Rafał Staszewski , Piotr Babiarz

A critical comparison is made between recent predictions of the cross sections for diffractive Higgs production at the Tevatron and the LHC. We show that the huge spread of the predictions arises either because different diffractive…

High Energy Physics - Phenomenology · Physics 2011-09-13 V. A. Khoze , A. D. Martin , M. G. Ryskin

The LHC will soon provide proton-proton collisions at the unprecedented center of mass energy, $\sqrt{s}=$14 TeV. This not only allows us to probe new regions of high-$p_T$ physics, but also low-$x$ and forward physics. A selection of…

High Energy Physics - Phenomenology · Physics 2007-10-10 Andrew Hamilton

An alternative process is proposed for the diffractive Higgs boson production in peripheral $pp$ collisions, exploring it through the photon-proton interaction by Double Pomeron Exchange. It is estimated the event rate of the diffractive…

High Energy Physics - Phenomenology · Physics 2011-08-04 M. B. Gay Ducati , G. G. Silveira

The use of precise time-of-flight (ToF) detectors for measurements of diffractive and electromagnetic processes in proton-proton collisions is discussed. The performance of background rejection exploiting the ToF measurements of the forward…

High Energy Physics - Experiment · Physics 2019-06-26 Rafał Staszewski , Janusz J. Chwastowski

In this contribution we study for the first time the prompt photon production in single and double diffractive processes considering the resolved Pomeron model. We estimate the rapidity and transverse momentum dependence of the cross…

High Energy Physics - Phenomenology · Physics 2013-10-25 C. Brenner Mariotto , V. P. Goncalves

Modelling the underlying event in high-energy hadronic collisions is important for physics at colliders. This includes lepton colliders, where low-virtuality photons accompanying the lepton beam(s) may develop hadronic structure. Similarly,…

High Energy Physics - Phenomenology · Physics 2024-12-17 J. M. Butterworth , I. M. Helenius , J. J. Juan Castella , B. Pattengale , S. Sanjrani , M. Wing

Results from the large hadron collider (LHC) show that no available Monte Carlo simulation incorporates our pre-LHC knowledge of soft and hard diffraction in a way that could be reliably extrapolated to LHC energies. As a simulation is…

High Energy Physics - Phenomenology · Physics 2012-08-07 Konstantin Goulianos