# AVERAGE PARTICLE MULTIPLICITIES IN HADRONIC ${{\boldsymbol W}}$ DECAY

Summed over particle and antiparticle, when appropriate.

# $\langle{}\boldsymbol N_{{{\boldsymbol \pi}^{\pm}}}\rangle{}$ INSPIRE search

VALUE DOCUMENT ID TECN  COMMENT
$15.70$ $\pm0.35$ 1
 2000 F
DLPH ${\it{}E}^{\it{}ee}_{\rm{}cm}$= 189 GeV
1  ABREU,P 2000F measure $\langle{}\mathit N_{{{\mathit \pi}^{\pm}}}\rangle{}$ = $31.65$ $\pm0.48$ $\pm0.76$ and $15.51$ $\pm0.38$ $\pm0.40$ in the fully hadronic and semileptonic final states respectively. The value quoted is a weighted average without assuming any correlations.
References:
 ABREU,P 2000F
EPJ C18 203 Charged and Identified Particles in the Hadronic Decay of ${{\mathit W}}$ Bosons and in ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ from 130 to 200 GeV
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