Tensor amplitudes for partial wave analysis of $\psi \to \Delta \bar{\Delta }$ within helicity frame

Xiang Dong, Kexin Su, Hao Cai +2

We have derived the tensor amplitudes for partial wave analysis of $\psi \to \Delta \bar{\Delta }$, $\Delta \to p\pi$ within the helicity frame, as well as the amplitudes for the other decay sequences with…