Observation of the "$K^{-}pp$"-like structure in the $d({\pi }^{+},K^{+})$ reaction at 1.69 GeV/$c$

Yudai Ichikawa, Tomofumi Nagae, Hiroyuki Fujioka +41

We have observed a "$K^{-}pp$"-like structure in the $d({\pi }^{+},K^{+})$ reaction at 1.69 GeV/$c$. In this reaction $\Lambda (1405)$ hyperon resonance is expected to be produced as a doorway to fo…