Search for Tetraneutron by Pion Double Charge Exchange Reaction at J-PARC

Hiroyuki Fujioka, Tomokazu Fukuda, Toru Harada +6

Tetraneutron (${}^{4}n$) has come back in the limelight, because of recent observation of a candidate resonant state at RIBF. We propose to investigate the pion double charge exchange…