$\hat{I}{\cdot }_{c2}{(}^1{D}_2)$ and its electromagnetic decays

Xin-Yao Du, Su-Yan Pe, Wei Li +5

The spin-singlet state $\hat{I}{\cdot }_{c2}{(}^1{D}_2)$ has not been discovered in experiment and it is the only missing low-excited $D$-wave charmonium, so in this paper, we like to study its pro…