Precision measurement of the ${\hat{I}ž}_b^0$ baryon lifetime

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

A sample of $pp$ collision data, corresponding to an integrated luminosity of 5.4 fb${}^{-1}$ and collected by the LHCb experiment during LHC Run 2, is used to measure the ratio of t…