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Related papers: Photon-Photon Collisions with SuperChic

200 papers

At $e^+e^-$ and $ep$ colliders, the large fluxes of almost on-shell photons accompanying the lepton beams lead to the photoproduction of jets. As the centre-of-mass energy is increased, regions of smaller $x$ in the parton densities are…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. M. Butterworth , J. R. Forshaw , M. H. Seymour , J. K. Storrow , R. Walker

Quantum mechanics is central to coherent photoproduction in ultra-peripheral collisions (UPCs). This writeup will discuss some surprising aspects of UPCs that stem from these quantum mechanical roots. The Good-Walker (GW) paradigm, which…

High Energy Physics - Phenomenology · Physics 2024-04-09 Spencer R. Klein

An electron passing through a counter propagating intense laser beam can interact with a few laser photons with emission of a hard photon in each collision event. In contrast with the well-known nonlinear Compton backscattering process the…

High Energy Physics - Phenomenology · Physics 2015-06-12 A. Potylitsyn , A. Kol`chuzhkin

A local interaction between photons can be engineered by coupling a nonlinear system to a transmission line. The required high impedance transmission line can be conveniently formed from a chain of Josephson junctions. The nonlinearity is…

Mesoscale and Nanoscale Physics · Physics 2015-10-14 Li-Jing Jin , Manuel Houzet , Julia S. Meyer , Harold U. Baranger , Frank W. J. Hekking

Ultra-peripheral collisions (UPCs) of ions allow us to study photonuclear and two-photon interactions at energies above those available at fixed target accelerators. For heavy ions, the couplings are large enough so that multi-photon…

Nuclear Experiment · Physics 2015-02-25 Spencer R. Klein

The $\gamma+\gamma\rightarrow J/\psi+c+\bar{c}$ inclusive process is an extremely important subprocess in $J/\psi$ production via photon-photon scattering, like at LEP\uppercase\expandafter{\romannumeral2} or various types future…

High Energy Physics - Phenomenology · Physics 2017-02-15 Zi-Qiang Chen , Long-Bin Chen , Cong-Feng Qiao

Ultra-relativistic peripheral collisions of heavy ions at LHC can produce copies of numbers of lepton pairs via the two-photon process. Since the energy of the heavy ions is so high, multi-pair production cross-sections of the light leptons…

High Energy Physics - Phenomenology · Physics 2020-07-15 Sevgi Karadağ , Mehmet Cem Güçlü

We calculate total and differential cross sections for $J/\psi$ photoproduction in ultrarelativistic lead-lead collisions at the LHC energy $\sqrt{s_{NN}}=2.76$ TeV. In the present approach we use a simple model based on vector dominance…

Nuclear Theory · Physics 2016-05-04 Mariola Kłusek-Gawenda , Antoni Szczurek

We present predictions for the cross sections of the coherent and incoherent $J/\psi$ photoproduction in ultra-peripheral collisions at RHIC and at the LHC calculated for different classes of events depending on the presence of neutrons…

High Energy Physics - Phenomenology · Physics 2023-08-15 E. Kryshen , M. Strikman , M. Zhalov

High-energy photon-proton interactions at the LHC offer interesting possibilities for the study of the electroweak sector up to TeV scale and searches for processes beyond the Standard Model. An analysis of the W associated single top…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. de Favereau de Jeneret , S. Ovyn

Using the framework of collinear factorization in perturbative QCD (pQCD), we analyze the recent data of the LHCb and ALICE collaborations on exclusive photoproduction of J/{\psi} in ultraperipheral pp and AA collisions, respectively. We…

High Energy Physics - Phenomenology · Physics 2015-06-16 V. Guzey , M. Zhalov

We calculate the production of real photons in relativistic nuclear collisions at RHIC, consistently with the quenching of fast partons. We go beyond one-body observables, and evaluate photon-triggered fragmentation functions, in the…

High Energy Physics - Phenomenology · Physics 2010-01-15 Charles Gale

In high energy hadron collisions, direct photons can be produced in various processes and are of particular interest to study the hot QCD medium since they escape it without being affected. In these proceedings are presented the latest…

High Energy Physics - Experiment · Physics 2019-04-04 Erwann Masson

By using the Reggeometric Pomeron model for vector meson production which successfully describes the high energy lepton-nucleon data, we analyse the light meson production in ultra-peripheral heavy ion collisions at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2023-04-05 László Jenkovszky , Érison S. Rocha , Magno V. T. Machado

The simple method for simulation of ``thermal'' hadron spectra in ultrarelativistic heavy ion collisions including longitudinal, transverse and elliptic flow is developed. The model is realized as fast Monte-Carlo event generator.

High Energy Physics - Phenomenology · Physics 2007-05-23 I. P. Lokhtin , A. M. Snigirev

We propose a tunable on-chip micromaser using a superconducting quantum circuit (SQC). By taking advantage of externally controllable state transitions, a state population inversion can be achieved and preserved for the two working levels…

Quantum Physics · Physics 2015-06-26 J. Q. You , Yu-xi Liu , C. P. Sun , Franco Nori

We investigate proton-antiproton ($p\bar{p}$) pair production via photon-photon fusion in the ultra-peripheral collisions at RHIC, employing a joint impact parameter and transverse momentum dependent formalism. We consider proton exchange,…

High Energy Physics - Phenomenology · Physics 2024-06-11 Cheng Zhang , Li-Mao Zhang , Ding Yu Shao

We estimate the cross sections for the production of resonances, pion pairs and a central cluster of hadrons in peripheral heavy-ion collisions through two-photon and double-pomeron exchange, at energies that will be available at RHIC and…

Nuclear Theory · Physics 2009-11-06 C. G. Roldao , A. A. Natale

The $\gamma\gamma\to\pi\pi$ reactions are discussed. To describe those processes, we include dipion continuum, resonances, high-energy pion-pion rescatterings, $\rho$ meson exchange and pQCD Brodsky-Lepage mechanisms. The cross section for…

High Energy Physics - Phenomenology · Physics 2017-08-23 Mariola Klusek-Gawenda , Antoni Szczurek

Light antinuclei, like antideuteron and antihelium-3, are ideal probes for new, exotic physics because their astrophysical backgrounds are suppressed at low energies. In order to exploit fully the inherent discovery potential of light…

High Energy Physics - Phenomenology · Physics 2023-03-22 M. Kachelriess , S. Ostapchenko , J. Tjemsland