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Phys. Rev. D 60, 034001 (1999) [9 pages]

Relativistic chiral quark model for pseudoscalar emission from heavy mesons

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J. L. Goity
Department of Physics, Hampton University, Hampton, Virginia 23668
Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606

W. Roberts
Department of Physics, Old Dominion University, Norfolk, Virginia 23529
Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606

Received 8 October 1998; published 17 June 1999

The amplitudes for one-pion mediated transitions between heavy meson excited states are obtained in the framework of the relativistic chiral quark model. The effective coupling constants to pions and the decay widths of excited heavy mesons with l<~2 for non-radially excited, and the l=0 radially excited mesons are presented for both charmed and b-flavored mesons. We also discuss the allowed decays of strange excited heavy mesons by emission of a K meson.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.60.034001
DOI:
10.1103/PhysRevD.60.034001
PACS:
13.25.-k, 12.39.Fe, 12.39.Hg, 12.39.Ki