We review the predictions of the quark model for the doubly-heavy tetraquarks QQqˉqˉ. The possibility of resonances near the BB∗ threshold in addition to a deeply bound state is discussed.
@article{arxiv.2209.07372,
title = {Doubly-heavy tetraquark bound states and resonances},
author = {Jean-Marc Richard and Alfredo Valcarce and Javier Vijande},
journal= {arXiv preprint arXiv:2209.07372},
year = {2022}
}
Comments
Talk presented by J.-M. Richard at QCD22, Montpellier (France), July 4-7, 2022