B - SLAC
B - SLAC
B - SLAC
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Correction to the FPCP06 result<br />
� Error in the efficiency calculation.<br />
– Due to a coding error, the efficiency quoted in the 1st Belle<br />
preliminary result was incorrect.<br />
� Treatment of the peaking background component.<br />
– Peaking component is subtracted for the central value.<br />
– Re-evaluate its systematic uncertainty.<br />
� The data plots and event sample are unchanged. However, fB and the<br />
branching fraction must be changed.<br />
New value<br />
FPCP04<br />
result<br />
BF(<br />
BF(<br />
B<br />
B<br />
+<br />
+<br />
+<br />
→τ τ<br />
ν ) =<br />
+<br />
→τ τ<br />
ν ) =<br />
( 1.<br />
79<br />
1.<br />
06<br />
0.46<br />
+ 0.<br />
56+<br />
0.<br />
39<br />
−0.<br />
49−0.<br />
46)<br />
0.51<br />
+ 0.<br />
34+<br />
0.<br />
18<br />
−0.<br />
28−0.<br />
16 ×<br />
× 10<br />
The revised paper is being (has been) resubmitted,<br />
and posted as hep-ex/0604018v2.<br />
10<br />
−4<br />
−4<br />
11
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