pdgLive

${{\mathit \Xi}^{-}}$ MEAN LIFE

INSPIRE JSON (beta) PDGID:

Measurements with an error $>$ $0.2 \times 10^{-10}$ s or with systematic errors not included have been omitted.

VALUE ($ 10^{-10} $ s)

EVTS

DOCUMENT ID

TECN

COMMENT

$\bf{ 1.639 \pm0.015}$

OUR AVERAGE

$1.65$ $\pm0.07$ $\pm0.12$

$2478$ $\pm68$

DLPH

from ${{\mathit Z}}$ decays

$1.652$ $\pm0.051$

32k

SPEC

Hyperon beam

$1.665$ $\pm0.065$

41k

SPEC

Hyperon beam

$1.609$ $\pm0.028$

4286

HBC

4.2 ${\mathrm {GeV/}}\mathit c$ ${{\mathit K}^{-}}{{\mathit p}}$

$1.67$ $\pm0.08$

DBC

4.9 ${\mathrm {GeV/}}\mathit c$ ${{\mathit K}^{-}}{{\mathit d}}$

$1.63$ $\pm0.03$

4303

HBC

1.75 ${\mathrm {GeV/}}\mathit c$ ${{\mathit K}^{-}}{{\mathit p}}$

$1.73$ ${}^{+0.08}_{-0.07}$

680

HLBC

2.1 ${\mathrm {GeV/}}\mathit c$ ${{\mathit K}^{-}}$

$1.61$ $\pm0.04$

2610

HBC

$1.80$ $\pm0.16$

299

HBC

$1.70$ $\pm0.12$

246

HBC

$1.69$ $\pm0.07$

794

HBC

$1.86$ ${}^{+0.15}_{-0.14}$

517

FBC

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