CMS Collaboration; Hayrapetyan, A.; ACHARYA, S.; ALPANA, K.; DUBE, SOURABH; GOMBER, B.; HAZARIKA, P.; KANSAL, B.; LAHA, A.; SAHU, S.; SHARMA, SEEMA; VAISH, K.Y. et al.
(American Physical Society, 2025-03)
A measurement of the ratio of branching fractions in the , decay channel is presented. This measurement uses a sample of proton-proton collision data collected at a center-of-mass energy of by the CMS experiment in 2018, ...