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$\vert \Delta {\mathit \tau}_{{{\mathit b}}}\vert /{\mathit \tau}_{\mathrm {{{\mathit b}},{{\overline{\mathit b}}}}}$

INSPIRE   PDGID:

S051DTB

${\mathit \tau}_{\mathrm {{{\mathit b}},{{\overline{\mathit b}}}}}$ and $\vert \Delta {\mathit \tau}_{{{\mathit b}}}\vert $ are the mean life average and difference between ${{\mathit b}}$ and ${{\overline{\mathit b}}}$ hadrons.

VALUE DOCUMENT ID TECN  COMMENT $-0.001$ $\pm0.012$ $\pm0.008$ 1 ABBIENDI 1999 J OPAL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit Z}}$ 1  Data analyzed using both the jet charge and the charge of secondary vertex in the opposite hemisphere.

References:

ABBIENDI 1999J EPJ C12 609 Measurement of the ${{\mathit B}^{+}}$ and ${{\mathit B}^{0}}$ Lifetimes and Search for $\mathit CP(T)$ Violation using Reconstructed Secondary Vertices