DOCUMENT METADATA
SLAC Publication: SLAC-PUB-15533
SLAC Release Date: June 6, 2013
Experimental Status of $B to \tau \nu$ And $B to L \nu (\gamma)$
Barlo, Roger.
The experimental results of the \babar\ and Belle collaborations are presented on the measurement of the branching ratio for the decay $B^\pm \to \tau^\pm \nu$, and the limits set on the branching ratios for the decays $B^\pm \to e^\pm \nu, B^\pm \to e^\pm \nu \gamma,B^\pm \to \mu^\pm \nu$ and $B^\pm \to \mu^\pm \nu \gamma$
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