Analysis of the strong vertices of ${\Sigma }_c\Delta D^{\ast }$ and ${\Sigma }_b\Delta B^{\ast }$ in QCD sum rules

Jie Lu, Guo-Liang Yu, Zhi-Gang Wang +1

In this work, we analyze the strong vertices ${\Sigma }_c\Delta D^{\ast }$ and ${\Sigma }_b\Delta B^{\ast }$ using the three-point QCD sum rules under the tensor structures $i{\epsilon }^{\rho \tau \alpha \beta }{p}_{\alpha }{p}_{\beta }^{\prime }$, $p^{\rho }{p}^{\prime \tau }$ and $p^ρp…