Analysis of the scalar and axial-vector heavy diquark states with QCD sum rules
classification
✦ hep-ph
keywords
statesaxial-vectordiquarkheavyrulesscalaranalysisarticle
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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.
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