Hard-soft factorization in B_c--> psi pi decay

Details Hard-soft factorization in B_c--> psi pi decay Hard-soft factorization in B_c--> psi pi decay

1995-07-05

arxiv.org/abs/hep-ph/9507228v2

Phys.Lett. B372 (1996) 326-330

Physics

High Energy Physics

High Energy Physics - Phenomenology

8 pages, LATEX file

Scientific paper

10.1016/0370-2693(96)00073-1

The width of $B_c^+\to \psi \pi^+$ decay is calculated in the framework of
factorization of a hard gluon exchange and a soft binding of quarks in the
heavy quarkonium, so that ${\rm BR}(B_c^+\to \psi \pi^+) = 2.0\pm 0.5$ \%.

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