Three-Body Unitary Coupled-Channel Analysis on $\eta (1405/1475)$

S. X. Nakamura, Q. Huang, J. -J. Wu +3

The recent BESIII data on $J/\psi \to \gamma (K_S{K}_S{\pi }^0)$, which is significantly more precise than earlier $\eta (1405/1475)$-related data, enables quantitative discussions on $\eta (1405/1475)$ at…