Eur. Phys. J. C 71, 1524 (2011)
https://doi.org/10.1140/epjc/s10052-010-1524-y
https://doi.org/10.1140/epjc/s10052-010-1524-y
Analysis of the scalar and axial-vector heavy diquark states with QCD sum rules
Department of Physics, North China Electric Power University, Baoding, 071003, P.R. China
Received:
4
September
2010
Revised:
21
November
2010
Published online:
5
January
2011
In this article, we study the mass spectrum of the scalar and axial-vector heavy diquark states with the QCD sum rules in a systematic way. Once the reasonable values are obtained, we can take them as basic parameters and study the new charmonium-like states as the tetraquark states.
© Springer-Verlag / Società Italiana di Fisica, 2011
