pdgLive

AVERAGE PARTICLE MULTIPLICITIES IN HADRONIC ${{\mathit Z}}$ DECAY

Summed over particle and antiparticle, when appropriate.

$\langle{}\mathit N_{{{\mathit \Sigma}^{0}}}\rangle{}$

VALUE

DOCUMENT ID

TECN

COMMENT

$\bf{ 0.076 \pm0.010}$

OUR AVERAGE

$0.095$ $\pm0.015$ $\pm0.013$

L3

${\it{}E}^{\it{}ee}_{\rm{}cm}$= $91.2$ GeV

$0.071$ $\pm0.012$ $\pm0.013$

OPAL

${\it{}E}^{\it{}ee}_{\rm{}cm}$= $91.2$ GeV

$0.070$ $\pm0.010$ $\pm0.010$

DLPH

${\it{}E}^{\it{}ee}_{\rm{}cm}$= $91.2$ GeV

References:

PL B479 79

Inclusive ${{\mathit \Sigma}^{+}}$ and ${{\mathit \Sigma}^{0}}$ Production in Hadronic ${{\mathit Z}}$ Decays

ZPHY C73 587

${{\mathit \Sigma}^{+}}$, ${{\mathit \Sigma}^{0}}$, and ${{\mathit \Sigma}^{-}}$ Hyperon Production in Hadronic ${{\mathit Z}^{0}}$ Decays

ZPHY C70 371

Production of ${{\mathit \Sigma}^{0}}$ and ${{\mathit \Omega}^{-}}$ in ${{\mathit Z}}$ Decays

Except where otherwise noted, content of the 2023 Review of Particle Physics is licensed under a Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) license. The publication of the Review of Particle Physics is supported by US DOE, MEXT (Japan), INFN (Italy), JPS and CERN. Individual collaborators receive support for their PDG activities from their respective institutes or funding agencies. © 2023. See LBNL disclaimers.