CMS Collaboration; Sirunyan, A.M.; DUBE, SOURABH; KANSAL, B.; KAPOOR, A.; KOTHEKAR, K.; PANDEY, S.; RANE, A.; RASTOGI, A; SHARMA, SEEMA et al.
(American Physical Society, 2020-03)
The polarizations of promptly produced χ c 1 and χ c 2 mesons are studied using data collected by the CMS experiment at the LHC, in proton-proton collisions at √ s = 8 TeV . The χ c states are reconstructed via their ...