Analyticity properties and unitarity constraints of heavy meson form factors
- 1 July 1994
- journal article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 50 (1) , 373-380
- https://doi.org/10.1103/physrevd.50.373
Abstract
We derive new bounds on the b-number form factor F() of the B meson for values relevant to the kinematics of the decays B¯→Dlν and B¯→lν. The new bounds take into account the experimentally known properties of the Υ states below the onset of the physical B¯B threshold.
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