Measurement of the effective leptonic weak mixing angle

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1120

Using $pp$ collision data at $\sqrt{s}=13$ TeV, recorded by the LHCb experiment between 2016 and 2018 and corresponding to an integrated luminosity of $5.4$ fb${}^{-1}$, the forward-…