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1. chinaXiv:201709.00040 [pdf]

Decay Widths of Excited Heavy Mesons From QCD Sum Rules at the Leading Order of HQET

Yuan-Ben Dai; Chao-Shang Huang; Ming-Qiu Huang; Hong-Ying Jin; Chun Liu
Subjects: Physics >> General Physics: Statistical and Quantum Mechanics, Quantum Information, etc.

The widths for pionic decays of lowest two excited doublets (0+, 1+) and(1+, 2+) of heavy mesons are studied with QCD sum rules in the leading order of heavy quark effective theory. The ambiguity due to presence of two distinct 1+ states are solved. The soft pion approximation is not used.

submitted time 2017-09-17 Hits770Downloads400 Comment 0

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