First measurement of the inclusive branching ratio of b hadrons to φ mesons in Z decays

UNSPECIFIED (2000) First measurement of the inclusive branching ratio of b hadrons to φ mesons in Z decays. Physics Letters B, 492 (1-2). pp. 13-22. ISSN 0370-2693

Abstract

The inclusive branching fraction of φ mesons from the decay of b hadrons produced in Z decays was measured to be Br(b→φX)=0.0282±0.0013 (stat.)±0.0019 (syst.), using data collected by the OPAL detector at LEP.