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arXiv:hep-ph/0511317·v1·High Energy Physics — Phenomenology

Bounding effective parameters in the chiral Lagrangian for excited heavy mesons

P. Colangelo🇮🇹 · F. De Fazio🇮🇹 · R. Ferrandes🇮🇹

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Abstract

We use recent experimental data on charmed mesons to constrain three coupling constants in the effective lagrangian describing the interactions of excited heavy-light mesons with light pseudoscalar mesons at order . Predictions in the beauty sector are also derived.

Comments: LaTex, 11 pages, 1 eps figure

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