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  • CMS Collaboration; d'Enterria, David; SARKAR, T.; CHAUHAN, S.; DUBE, SOURABH; HEGDE, V.; KAPOOR, A.; KOTHEKAR, K.; PANDEY, S.; RANE, A.; SHARMA, SEEMA et al. (Elsevier B.V., 2019-02)
    Evidence for light-by-light (LbL) scattering, , in ultraperipheral PbPb collisions at a nucleon-nucleon center-of-mass energy of 5.02 TeV is reported. LbL scattering processes are selected in events with just two photons ...