JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS, vol.25, no.6, pp.1205-1211, 1999 (SCI-Expanded)
The radiative Bc --> tau<(upsilon)over bar>(tau)gamma decay is analysed in the standard model. The branching ratio of this decay is calculated and the contributions of the bremsstrahlung and structure-dependent parts are compared. It is shown that this decay can be detected at LHC.