Observation of the ${\Lambda }_b^0\to \Lambda \varphi$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +730

The ${\Lambda }_b^0\to \Lambda \varphi$ decay is observed using data corresponding to an integrated luminosity of 3.0fb${}^{-1}$ recorded by the LHCb experiment. The decay proceeds at leading order via a $…