We analyse the deuteron-like Tcc+ state observed by the LHCb Collaboration from the perspective of the quark clustering. The Tcc+ state implies the possible existence of other compact doubly heavy tetraquark states.
@article{arxiv.2204.11079,
title = {Decoding the double heavy tetraquark state $T^+_{cc}$},
author = {Cheng-Rong Deng and Shi-Lin Zhu},
journal= {arXiv preprint arXiv:2204.11079},
year = {2022}
}