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A measurement of the relative branching fraction of $B_{s}^{0} \rightarrow J/\ps i f_{0}(980), f_{0}(980) \rightarrow \pi^{+}\pi^{-}B_{s}^{0} \rightarrow J/\psi \phi, \p hi \rightarrow K^{+}K^{-}$ is presented. The decay mode is an interesting mode since it is a CP-odd eigenstate which could be used in CP-violating studies. Using approximat ely 8 of data recorded with the D0 detector at the Fermilab Tevatron Collider, a relative branching fraction of 0.210 0.032\thinspace(stat) 0.036\thi nspace(syst) is found.

生成讲解博客的中文版本

生成AI智能校验的中文版本