Couplings of pions with excited heavy mesons
light-cone QCD sum rules in the leading order of HQET
Y.-B. Dai - S.-L. Zhu
Institute of Theoretical Physics, Academia Sinica, P.O.Box 2735, Beijing 100080, P.R. China
Received: 20 January 1998 / Revised version: 3 April 1998 / Published online: 12 August 1998
The couplings of pions with lowest three doublets (0-, 1-), (0+,1+) and (1+,2+) of heavy mesons are studied with light-cone QCD sum rules in the leading order of heavy quark effective theory. The ambiguity due to presence of two distinct 1+ states are solved.