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Citation: K. Nakamura et al. (<strong>Particle</strong> <strong>Data</strong> <strong>Group</strong>), JP G 37, 075021 (2010) and 2011 partial update for the 2012 edition (URL: http://pdg.lbl.gov)<br />
Γ ( (5π ) − ) ν τ /Γtotal Γ 106 /Γ<br />
Γ 106 /Γ = (Γ 30 +Γ 47 +Γ 77 +Γ 103 +0.553Γ 126 +0.888Γ 152 )/Γ<br />
<strong>Data</strong> marked “avg” are highly correlated with data appearing elsewhere in the Listings,<br />
and are therefore used for the average given below but not in the overall fits. “f&a”<br />
marks results used for the fit and the average.<br />
VALUE (%) DOCUMENT ID TECN COMMENT<br />
0.76±0.05 OUR FIT<br />
•••We use the following data for averages but not for fits. •••<br />
0.61±0.06±0.08 avg 1 GIBAUT 94B CLEO E ee<br />
cm =10.6 GeV<br />
1 Not independent of GIBAUT 94B B(3h − 2h + ντ ), PROCARIO 93 B(h − 4π 0 ν τ ), and<br />
BORTOLETTO 93 B(2h − h + 2π 0 ν τ )/B(“3prong”) measurements. Result is corrected<br />
for η contributions.<br />
Γ ( 4h − 3h + ≥ 0neutralsν τ (“7-prong”) ) /Γ total Γ 107 /Γ<br />
VALUE CL% DOCUMENT ID TECN COMMENT<br />