Possible candidate of 0^+ s\bar{s}s\bar{s} state

Bing An Li

The possibility of the $0^{+}$ $\eta \eta$ resonance $f_0(2100)$ as a candidate of the $Q^2{\bar{Q}}^2$ state $C^{ss}(36)$ is explored. The $\eta \eta$ channel of $f_0(2100)$ is the dominant decay m…