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

Summed over particle and antiparticle, when appropriate.

$\langle{}\mathit N_{{{\mathit p}}}\rangle{}$

INSPIRE   PDGID:
S043PRO
VALUE DOCUMENT ID TECN  COMMENT
$0.92$ $\pm0.14$ 1
ABREU,P
2000F
DLPH ${\it{}E}^{\it{}ee}_{\rm{}cm}$= 189 GeV
1  ABREU,P 2000F measure $\langle{}\mathit N_{{{\mathit p}}}\rangle{}$ = $1.82$ $\pm0.29$ $\pm0.16$ and $0.94$ $\pm0.23$ $\pm0.06$ in the fully hadronic and semileptonic final states respectively. The value quoted is a weighted average without assuming any correlations.
References