Study of $B_c^{\pm }\to (D^0{K}^{\pm },D^0{\pi }^{\pm })$ decays

Chuan-Hung Chen, Yen-Hsun Lin

LHCb observes the $B_c^{+}\to D^0{K}^{+}$ decay with $R_{D^{0}K}=f_c/f_u\times \mathcal{B}(B_c^{+}\to D^0{K}^{+})=(9.3_{-2.5}^{+2.8}\pm 0.6)\times 10^{-7}$. The corresponding branching rat…