Benchmark calculations of fully heavy compact and molecular tetraquark states

Wei-Lin Wu, Yan-Ke Chen, Lu Meng +1

We calculate the mass spectrum of the S-wave fully heavy tetraquark systems $QQ\bar{Q}\bar{Q}(Q=c,b)$ with both normal $(J^{PC}=0^{++},1^{+-},2^{++})$ and exotic $ (J^{PC}=0^{+-…