| Issue |
EPJ Web Conf.
Volume 206, 2019
XLVIII International Symposium on Multiparticle Dynamics (ISMD 2018)
|
|
|---|---|---|
| Article Number | 06002 | |
| Number of page(s) | 9 | |
| Section | Forward Physics, Diffraction and Pomeron | |
| DOI | https://doi.org/10.1051/epjconf/201920606002 | |
| Published online | 19 April 2019 | |
https://doi.org/10.1051/epjconf/201920606002
Recent results for UPC at the LHC
Institute of Nuclear Physics Polish Academy of Sciences, PL-31342 Krakow, Poland
* e-mail: mariola.klusek@ifj.edu.pl
Published online: 19 April 2019
Ultraperipheral heavy ion collisions are a source of photons which can collide with each other producing a pair of particles. This work will be focused on analysis of the light-by-light scattering. Here contribution from fermionic boxes, resonance scattering, VDM-Regge model, two-gluon exchange and pionic background will be compared. Each of these processes dominate at different ranges of two-photon invariant masses. Our calculated nuclear cross section is in good agreement with recently measured ATLAS and CMS data. Predictions including ALICE and LHCb experimental cuts for the next run at the LHC will be shown.
© The Authors, published by EDP Sciences, 2019
This is an open access article distributed under the terms of the Creative Commons Attribution License 4.0 (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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