English
Related papers

Related papers: Central Production with Tagged Forward Protons and…

200 papers

Due to its unique pseudorapidity coverage and the ability to perform measurements at low transverse momenta, the LHCb detector allows a unique insight into particle production in the forward region at the LHC. Using large samples of…

High Energy Physics - Experiment · Physics 2013-05-03 Dmytro Volyanskyy

We study forward-backward charge fluctuations to probe the correlations among produced particles in ultra relativistic heavy ion collisions. We develop a model that describes the forward-backward dynamical fluctuations and apply it to…

Nuclear Theory · Physics 2007-05-23 Mohamed Abdel-Aziz , Marcus Bleicher

In diffractive interactions of protons or nuclei a violent collision can occur that leaves the forward going particle completely intact -with probability determined by the structure of the proton or nucleus. At very high energies these…

Nuclear Experiment · Physics 2015-05-18 Sebastian White

Two measurements related to the proton and anti-proton production near midrapidity in center of mass energies of 7.7, 11.5, 19.6, 27, 39, 62.4 and 200 GeV Au+Au collisions using the STAR detector at the Relativistic Heavy Ion Collider…

Nuclear Experiment · Physics 2014-02-18 Bedangadas Mohanty

Central exclusive production at hadron colliders is characterised by the hadronic state produced at or close to midrapidity, and by the two forward scattered protons, or remnants thereof. No particles are produced between the midrapidity…

High Energy Physics - Phenomenology · Physics 2019-12-03 R. Schicker

A current focus at RHIC is the Beam Energy Scan to study the QCD phase diagram -- temperature ($T$) vs. baryon chemical potential ($\mu_{B}$). The STAR experiment has collected data for Au+Au collisions at $\sqrt{s_{NN}}=$ 7.7 GeV, 11.5…

Nuclear Experiment · Physics 2015-05-28 Lokesh Kumar

Understanding the abundance pattern of metal-poor stars and the production of heavy elements through various nucleosynthesis processes offers crucial insights into the chemical evolution of the Milky Way, revealing primary sites and major…

Inclusive c and b-jet tagging algorithms have been developed to utilize the excellent secondary vertex reconstruction and resolution capabilities of the LHCb detector. The validation and performance of these tagging algorithms are reported…

High Energy Physics - Experiment · Physics 2015-11-03 Philip Ilten

The TOTEM experiment has been designed to measure the total proton-proton cross section and to study the elastic and diffractive scattering at the LHC energy. The measurement requires detecting protons at distances as small as 1 mm from the…

Instrumentation and Detectors · Physics 2016-12-08 O. Berrig , N. Biancacci , F. Caspers , A. Danisi , J. Eberhardt , J. Kuczerowski , N. Minafra , B. Salvant , C. Vollinger

Measurements of various particle species over an extended momentum range provide a sensitive experimental tool for investigating particle production mechanisms in hadronic collisions. Comparison of the spectral shapes from different…

Nuclear Experiment · Physics 2019-08-13 R. S. Hollis

The STAR experiment at RHIC measures the longitudinal double-spin asymmetry $A_{LL}$ for a variety of final states in collisions of longitudinally polarized protons to constrain the polarized gluon distribution in the proton. Asymmetries…

High Energy Physics - Experiment · Physics 2019-08-13 Adam Kocoloski

We demonstrate that underlying assumptions concerning the structure of constituent parton Fock states in hadrons make a strong impact on the predictions of hadronic interaction models for forward hadron spectra and for long-range…

High Energy Physics - Phenomenology · Physics 2016-12-28 S. Ostapchenko , M. Bleicher , T. Pierog , K. Werner

The STAR experiment at the Relativistic Heavy-Ion Collider (RHIC) at Brookhaven National Laboratory (BNL) is carrying out a spin physics program colliding transverse or longitudinal polarized proton beams at $\sqrt{s}=200-500 $GeV to gain a…

High Energy Physics - Experiment · Physics 2008-11-26 Bernd Surrow

The sensitivities to the anomalous quartic gauge boson coupling $\gamma\gamma\gamma Z$ are estimated via $\gamma Z$ production with intact protons in the forward region at the LHC. Proton tagging proves to be a powerful tool to suppress the…

High Energy Physics - Phenomenology · Physics 2017-08-28 Cristian Baldenegro , Sylvain Fichet , Gero von Gersdorff , Christophe Royon

We present data on strange particle production in elementary proton-proton collisions at RHIC energies. Comparison to leading order and next-to-leading order (NLO) calculations shows that the fragmentation process is flavor dependent and…

Nuclear Experiment · Physics 2009-11-11 R. Bellwied

The PHOBOS experiment at RHIC has the unique capability of measuring particle production at very low transverse momenta. New results on low-transverse momentum invariant yields of pions, kaons, protons and antiprotons in 200 GeV Au+Au…

Nuclear Experiment · Physics 2019-08-13 Tomasz Gburek

The investigation of a proposed glueball filter in proton-proton collisions led us to show that its action is in fact easily understood in terms of kinematics. While the procedure proposed stays of interest in reducing background when…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. -M. Frère

We study in details the space-time dependence of the production of muonic, pionic, and other exotic atoms by the coherent photon exchange between nuclei at the Large Hadron Collider at CERN. We show that a multipole expansion of the…

Nuclear Theory · Physics 2015-05-19 C. A. Bertulani , M. Ellermann

A search for the central exclusive production of top quark-antiquark pairs ($\mathrm{t\bar{t}}$) is performed for the first time using proton-tagged events in proton-proton collisions at the LHC at a centre-of-mass energy of 13 TeV. The…

High Energy Physics - Experiment · Physics 2024-07-16 CMS , TOTEM Collaborations

We calculate isolated photon production at forward rapidities in proton-nucleus collisions in the Color Glass Condensate framework. Our calculation uses dipole cross sections solved from the running coupling Balitsky-Kovchegov equation with…

High Energy Physics - Phenomenology · Physics 2019-02-20 B. Ducloué , T. Lappi , H. Mäntysaari