Near-Threshold Dynamics of \c{hi}c1(3872) and T+cc(3875) States via Effective Range Expansion and Monte Carlo Uncertainty Propagation

A. A. Atangana Likéné, A. Franck Rothen, J. M. Ema'a Ema'a +4

We investigate the near-threshold structure of the exotic tetraquark candidates ${\chi }_{c1}(3872)$ and $T_{cc}^{+}(3875)$ using the effective-range expansion (ERE) and resonance composit…