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Related papers: Physics of Ultra-Peripheral Nuclear Collisions

200 papers

We study the transverse momentum distribution of vector mesons produced in ultraperipheral relativistic heavy ion collisions (UPCs). In UPCs there is no strong interaction between the nuclei and the vector mesons are produced in…

High Energy Physics - Phenomenology · Physics 2009-11-11 Kai Hencken , Gerhard Baur , Dirk Trautmann

We discuss the photoproduction of $\Upsilon$ and $J/\psi$ at high energy $\bar{p}p$, $pp$ and heavy ion colliders. We predict large rates in $\bar{p}p$ interactions at the Fermilab Tevatron %and in heavy-ion interactions at the CERN LHC.…

High Energy Physics - Phenomenology · Physics 2009-11-10 Spencer R. Klein , Joakim Nystrand

Ultra-peripheral Pb-Pb collisions, in which the two nuclei pass close to each other, but at an impact parameter greater than the sum of their radii, provide information about the initial state of nuclei. In particular, heavy vector meson…

Nuclear Experiment · Physics 2019-08-13 E. L. Kryshen

In ultraperipheral relativistic deuteron on heavy-ion collisions, a photon emitted from the heavy nucleus may dissociate the deuterium ion. We find deuterium breakup cross sections of 1.38 barns for deuterium-gold collisions at a center of…

Nuclear Experiment · Physics 2010-07-02 Spencer Klein , Ramona Vogt

We calculate the production of exotic electromagnetic bound systems, which ia an consisting of a ($l^{+}l^{-}$) bound state system such as positronium, dimuonium, and ditauonium, by photon-photon interaction with the equivalent photon…

High Energy Physics - Phenomenology · Physics 2023-06-13 Gongming Yu , Zhongxia Zhao , Yanbing Cai , Quangui Gao , Qiang Hu , Haitao Yang

Photoproduction of heavy quarks in ultraperipheral collisions can help elucidate important features of the physics of heavy quarks in Quantum Chromodynamics (QCD). Due to the dependence on parton distributions it can also potentially offer…

Nuclear Theory · Physics 2012-10-12 Adeola Adeluyi , Trang Nguyen

Electromagnetic emission in the form of photons or dileptons provide important information on the onset and evolution of a heavy ion collision at ultrarelativistic energies. We briefly summarize the theoretical assessments of the…

High Energy Physics - Phenomenology · Physics 2011-03-17 Ismail Zahed

We present calculations for the incoherent photoproduction of J/$\psi$ vector mesons in ultra-peripheral heavy ion collisions (UPC) in terms of hadronic interactions. This study was carried out using the recently developed Monte Carlo model…

High Energy Physics - Phenomenology · Physics 2015-12-16 E. Andrade-II , I. González , A. Deppman , C. A. Bertulani

In ultra-peripheral relativistic heavy ion collisions the beam ions scatter at impact parameters larger than the sum of their radii, so that they interact via long range electromagnetic forces. Due to the Lorentz-boost of the beam…

Nuclear Experiment · Physics 2019-08-13 Boris Grube

The LHC brings nuclear collisions to the TeV scale for the first time and the first data show the qualitative differences of this new regime. The corresponding phase-space available encompasses completely uncharted regions of QCD in which…

High Energy Physics - Phenomenology · Physics 2015-05-30 Carlos A. Salgado

A comprehensive analysis of the photoproduction of $J/\Psi$ and $\Upsilon$ mesons in peripheral $PbPb$ collisions at the center - of - mass energies of the Large Hadron Collider (LHC) is performed, considering distinct assumptions for the…

Nuclear Experiment · Physics 2025-08-05 Pedro E. A. da Costa , André V. Giannini , Victor P. Goncalves , Bruno D. Moreira

High-energy collisions at the High-Luminosity Large Hadron Collider (HL-LHC) will generate a substantial flux of particles along the beam collision axis that current LHC experiments cannot access. Multi-particle production in the…

High Energy Physics - Experiment · Physics 2024-07-08 Dennis Soldin

The inclusive production of pseudoscalar heavy quarkonia ($\eta_c,\, \eta_b,\, B_c$), double heavy baryons $\Xi_{QQ^\prime}$ ($Q^{(\prime)}=c,\,b$ quarks) and tetraquarks $T_{QQ}$ in heavy ion ultraperipheral collisions (UPCs) is studied.…

High Energy Physics - Phenomenology · Physics 2025-11-05 Jun Jiang , Hao Yang , Xiao Liang , Zong-Guo Si , Cong-Feng Qiao , Bing-Wei Long , Yan-Rui Liu , Shi-Yuan Li

We present calculations of bulk properties and multiparticle correlations in a large variety of collision systems within a hybrid formalism consisting of IP-Glasma initial conditions, MUSIC viscous relativistic hydrodynamics, and UrQMD…

Nuclear Theory · Physics 2020-10-21 Bjoern Schenke , Chun Shen , Prithwish Tribedy

The cross sections for the single exclusive production of (pseudo)scalar and (pseudo)tensor hadrons, as well as of even-spin QED bound states formed by pairs of opposite-charge leptons or hadrons, are estimated for photon-fusion processes…

High Energy Physics - Phenomenology · Physics 2026-01-01 David d'Enterria , Karen Kang

We show that ultra-peripheral heavy-ion collisions at the LHC can be used to search for axion-like particles with mass below 100 GeV. The $Z^4$ enhanced photon-photon luminosity from the ions provides a large exclusive production rate, with…

High Energy Physics - Phenomenology · Physics 2017-05-05 Simon Knapen , Tongyan Lin , Hou Keong Lou , Tom Melia

The proton-proton collisions at the Large Hadron Collider (LHC) produce an intense, high-energy beam of neutrinos of all flavors, collimated in the forward direction. Recently two dedicated neutrino experiments, FASER and SND@LHC, have…

High Energy Physics - Experiment · Physics 2025-01-20 Akitaka Ariga , Jamie Boyd , Felix Kling , Albert De Roeck

Lead nuclei, accelerated at the LHC, are sources of strong electromagnetic fields that can be used to measure photon-induced interactions in a new kinematic regime. These interactions can be studied in ultra-peripheral p-Pb and Pb-Pb…

Nuclear Experiment · Physics 2019-08-13 E. L. Kryshen

In ultraperipheral collisions (UPCs) of relativistic nuclei without overlap of nuclear densities, the two nuclei are excited by the Lorentz-contracted Coulomb fields of their collision partners. In these UPCs, the typical nuclear excitation…

Nuclear Experiment · Physics 2023-06-22 ALICE Collaboration

Proton-nucleus (p+A) collisions have long been recognized as a crucial component of the physics programme with nuclear beams at high energies, in particular for their reference role to interpret and understand nucleus-nucleus data as well…