Towers of positive parity excited baryons and their mixing in the large $N_c$ limit

Cintia Willemyns, Carlos Schat

We consider configuration mixing for the nonstrange positive parity excited baryons in the $[56^{\prime },0^{+}],[56,2^{+}],[70,0^{+}]$ and $[70,2^{+}]$ quark…