S-wave ground state charmonium decays of $B_c$ mesons in the perturbative QCD approach

Zhou Rui, Zhi-Tian Zou

We make a systematic investigation on the two-body nonleptonic decays $B_c\to J/\Psi ({\eta }_c),M$ by employing the perturbative QCD approach based on $k_T$ factorization, where $M$…