The New Charm-Strange Resonances in the D^- K^+ Channel

R. M. Albuquerque, S. Narison, D. Rabetiarivony +1

We evaluate the masses and decay constants of the $0^{+}$ and $1^{-}$ open-charm $(\bar{c}\bar{d})(us)$ tetraquarks and molecular states from QCD spectral sum rules (QSSR) by using QCD…