Investigation of the $B_c\to {\chi }_{c2}l\bar{\nu }$ transition via QCD sum rules

K. Azizi, Y. Sarac, H. Sundu

We calculate the transition form factors of the semileptonic $B_c\to {\chi }_{c2}l\bar{\nu }$ in the framework of QCD sum rules taking into account the two-gluon condensate correct…