Lattice QCD Evidence for Exotic Tetraquark Resonance

Hideo Suganuma, Kyosuke Tsumura, Noriyoshi Ishii +1

We study the manifestly exotic tetraquark D${}_{s0}^{++}(cu\bar{s}\bar{d})$ and the scalar tetraquark $f_0(ud\bar{u}\bar{d})$ in SU(3)${}_c$ anisotropic quenched lattice QCD with th…