Strong decays of the newly observed $D(2550)$, $D(2600)$, $D(2750)$, and $D(2760)$

Xian-Hui Zhong

The strong decay properties of the newly observed $D(2550)$, $D(2600)$, $D(2750)$ and $D(2760)$ are studied in a constituent quark model. It is predicted that the $D(2760)$ and $D(…