Semileptonic transition of P wave bottomonium χ b0 (1P) to B c meson
Abstract
Taking into account the two-gluon condensate contributions, the transition form factors enrolled to the low energy effective Hamiltonian describing the semileptonic
χ
b0
→
B
c
ℓ
ν
¯
,(ℓ=(e,μ,τ))
decay channel are calculated within three-point QCD sum rules. The fit function of the form factors then are used to estimate the decay width of the decay mode under consideration.