Recent results on the rare \(b \rightarrow sll\) decays are presented by the CMS experiment at 13 TeV. The individual branching fraction results of \(B^{\pm } \rightarrow K^{\pm }\mu ^{+}\mu ^{-}\) and \(B^{\pm } \rightarrow K^{\pm }e^{+}e^{-}\) decays are shown along with the lepton flavor universality (LFU). The effective lifetime of \(B^{0}_{s} \rightarrow J/\psi K^{0}_{S}\) decay is discussed. Finally, the CP averaged ( \(F_l\) ) and CP Asymmetry ( \(A_6\) ) angular observables of \(B_{s}^{0} \rightarrow \phi \mu \mu \) decay is presented as a function of a square of dimuon invariant mass ( \(q^2\) ) using the toy MC samples.

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Rare \(b \rightarrow sll\) Decays at 13 TeV by CMS Detector

  • Samarendra Nayak

摘要

Recent results on the rare \(b \rightarrow sll\) decays are presented by the CMS experiment at 13 TeV. The individual branching fraction results of \(B^{\pm } \rightarrow K^{\pm }\mu ^{+}\mu ^{-}\) and \(B^{\pm } \rightarrow K^{\pm }e^{+}e^{-}\) decays are shown along with the lepton flavor universality (LFU). The effective lifetime of \(B^{0}_{s} \rightarrow J/\psi K^{0}_{S}\) decay is discussed. Finally, the CP averaged ( \(F_l\) ) and CP Asymmetry ( \(A_6\) ) angular observables of \(B_{s}^{0} \rightarrow \phi \mu \mu \) decay is presented as a function of a square of dimuon invariant mass ( \(q^2\) ) using the toy MC samples.