The Evidence for a Pentaquark Signal and Kinematic Reflections

A. R. Dzierba, D. Krop, M. Swat +2

Several recent experiments have reported evidence for a narrow baryon resonance with positive strangeness (${\Theta }^{+}$) at a mass of 1.54 GeV/$c^2$. Baryons with $S=+1$ cannot be convent…