Recent results for UPC at the LHC
Institute of Nuclear Physics Polish Academy of Sciences, PL-31342 Krakow, Poland
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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
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