Observation of B0 → ψ(2S)K0Sπ+π− and B0s → ψ(2S)K0S decays
CMS Collaboration, A. Tumasyan, W. Adam, J. W. Andrejkovic et autres
Abstract Using a data sample of $$\sqrt{s}=13\,\text {TeV}$$ s = 13 TeV proton-proton collisions collected by the CMS experiment at the LHC in 2017 and 2018 with an integrated luminosity of $$103\text {~fb}^{-1}$$ 103 fb - 1 , the $$\text {B}^{0}_{\mathrm{s}} \rightarrow …
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