Study of semileptonic decay of ${\bar{B}}_{s}^{0} \rightarrow \phi {l}^{+}{l}^{-}$ in QCD sum rule

Ying-Quan Peng,Mao-Zhi Yang

Figure 4. The differential decay widths of ${\bar{B}}_{s}^{0}\to \phi {l}^{+}{l}^{-}$ (l = e, μ, τ) on q2 with LD effects. The gray bands denote the relevant uncertainties.