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Related papers: Central Production with Tagged Forward Protons and…

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Tagging two-photon production offers a significant extension of the LHC physics programme. Effective luminosity of high-energy gamma-gamma collisions reaches 1% of the proton-proton luminosity and the standard detector techniques used for…

High Energy Physics - Experiment · Physics 2008-11-26 K. Piotrzkowski

The TOTEM experiment at the LHC is equipped with near beam movable devices -- called Roman Pots (RP) -- which detect protons scattered at the interaction point (IP5) arriving to the detectors through the magnet lattice of the LHC. Proton…

Accelerator Physics · Physics 2012-08-10 F. Nemes , H. Niewiadomski

The STAR experiment at the Relativistic Heavy Ion Collider RHIC studies the new state of matter produced in relativistic heavy ion collisions and the spin structure of the nucleon in collisions of polarized protons. In order to improve the…

Instrumentation and Detectors · Physics 2019-08-14 Frank Simon

The first run of transverse polarized protons at RHIC was recently completed which opened a new era exploring the spin structure of the proton. A first measurement of the single transverse spin asymmetry, $A_{N}$, for leading $\pi_{0}$…

High Energy Physics - Experiment · Physics 2007-05-23 Bernd Surrow

In 2017, ATLAS has been equipped with a new, dedicated detector system allowing measurements of forward protons scattered at small angles in diffractive and electromagnetic processes. These ATLAS Forward Proton detectors (AFP) can operate…

Instrumentation and Detectors · Physics 2020-02-17 Maciej Trzebinski

The forward proton detectors, already existing at the LHC, are considered in the context of heavy ion collisions. It is shown that such detectors have the potential to measure nuclear debris originating from spectator nucleons. The…

Instrumentation and Detectors · Physics 2016-06-27 Rafal Staszewski , Janusz J. Chwastowski

Significant baryon over meson enhancement was measured at RHIC in the intermediate transverse momentum range of $p_T=2-4$ GeV/$c$ ("baryon-meson puzzle"). With STAR detector we were able to extend particle identification towards higher…

Nuclear Experiment · Physics 2009-11-11 Olga Barannikova

The STAR experiment at the Relativistic Heavy-Ion Collider at Brookhaven National Laboratory is carrying out a spin physics program in high-energy polarized $\vec{p}+\vec{p}$ collisions at $\sqrt{s}=200-500\,$GeV to gain a deeper insight…

High Energy Physics - Experiment · Physics 2019-08-13 Bernd Surrow

The power-law tail of high-pt pi^\pm spectra observed in forward d+Au collisions at RHIC can be attributed to the power-law decrease of the dipole forward scattering amplitude appearing in the color glass condensate (CGC) approach. Forward…

High Energy Physics - Phenomenology · Physics 2009-11-11 Arata Hayashigaki

The STAR-RICH detector extends the particle identification capapbilities of the STAR experiment for charged hadrons at mid-rapidity. This detector represents the first use of a proximity-focusing CsI-based RICH detector in a collider…

RHIC is the only spin-polarized proton collider ever built. With a special optics run of $\beta^\star \approx 22$ m STAR detector system is suitable for an investigation of the spin dependence of elastic proton-proton scattering. This is a…

High Energy Physics - Experiment · Physics 2015-01-07 Leszek Adamczyk

The forward proton spectrometer is part of the H1 detector at the HERA collider. Protons with energies above 500 GeV and polar angles below 1 mrad can be detected by this spectrometer. The main detector components are scintillating fiber…

We propose a new set of measurements which can be performed at the LHC using roman pot detectors. The method exploits excitation curves in central diffractive pair production, and is illustrated using the examples of the W boson and top…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Boonekamp , J. Cammin , R. Peschanski , C. Royon

The addition of forward proton detectors to LHC experiments will significantly enlarge the potential for studying New Physics. A topical example is Higgs production by the central exclusive diffractive process, pp -> p+H+p. We discuss the…

High Energy Physics - Phenomenology · Physics 2011-04-11 V. A. Khoze , A. D. Martin , M. G. Ryskin

Future measurements of the flavor-separated spin structure of the proton via parity-violating W boson production at RHIC require an upgrade of the forward tracking system of the STAR detector. This upgrade will allow the reconstruction of…

In this paper, we study central production, in the inclusive case, to look for graviton signals in large extra dimensional model using dilepton and diphoton channels. We carefully analyze signal and possible Standard Model background…

High Energy Physics - Phenomenology · Physics 2013-05-17 Rahul Basu , Tanumoy Mandal

The recent net-proton fluctuation results of the STAR (Solenoidal Tracker At RHIC) experiment from beam energy scan (BES) program at the BNL Relativistic Heavy Ion Collider (RHIC) have drawn much attention to exploring the QCD critical…

Nuclear Experiment · Physics 2017-04-18 Dhananjaya Thakur , Sunil Jakhar , Prakhar Garg , Raghunath Sahoo

The installation of forward proton detectors at the LHC will provide the possibility to observe central exclusive processes, opening a novel window on physics beyond the Standard Model. We review recent developments on the discovery…

High Energy Physics - Phenomenology · Physics 2015-10-20 Sylvain Fichet

The STAR experiment at the Relativistic Heavy Ion Collider (RHIC) has a rich spin physics program aimed at exploring the spin structure of the proton with polarized proton beams. In addition to the currently accessible channels, heavy…

Instrumentation and Detectors · Physics 2019-08-14 Frank Simon