Nonfactorizable effects in B -> J/psi K

Abstract

The method of QCD light-cone sum rules is used to calculate soft nonfactorizable contributions to the decay amplitude for B -> J/psi K. The result confirms expectations that in color-suppressed decays nonfactorizable corrections can be sizable.

Comments: 3 pages, 1 figure included, talk given by B.M. at the Workshop on B physics and CP violation, Frontier Science 2002, 06-11 October 2002, INFN, Frascati, Italy, to appear in the Frascati Physics Series