Measurement of the effective $B_s^0\to K^{+}{K}^{-}$ lifetime

LHCb Collaboration, R. Aaij, C. Abellan Beteta +586

A measurement of the effective $B_s^0\to K^{+}{K}^{-}$ lifetime is presented using approximately $37p{b}^{-1}$ of data collected by LHCb during 2010. This quantity can be used to…