English

Interpreting the $X(5568)$

High Energy Physics - Phenomenology 2016-08-24 v2

Abstract

A variety of options for interpreting the D\O{} state, X(5568)X(5568), are examined. We find that threshold, cusp, molecular, and tetraquark models are all unfavoured. Several experimental tests for unravelling the nature of the signal are suggested.

Cite

@article{arxiv.1603.04366,
  title  = {Interpreting the $X(5568)$},
  author = {T. J. Burns and E. S. Swanson},
  journal= {arXiv preprint arXiv:1603.04366},
  year   = {2016}
}

Comments

8 pages, 4 figures, updated version for journal publication

R2 v1 2026-06-22T13:10:28.287Z