Three ways to decipher the nature of exotic hadrons: multiplets, three-body hadronic molecules, and correlation functions

Ming-Zhu Liu, Ya-Wen Pan, Zhi-Wei Liu +3

In the past two decades, a plethora of hadronic states beyond the conventional quark model of $q\bar{q}$ mesons and $qqq$ baryons have been observed experimentally, which motivated…