A Search for B+ -> tau+ nu Recoiling Against B- -> D0 l- nu X

The BABAR Collaboration, B. Aubert

We present a search for the decay $B^{+}\to {\ell }^{+}{\nu }_{\ell }$ ($\ell =e,\mu \tau$) in $(458.9\pm 5.1)\times 10^6$ $B\bar{B}$ pairs recorded with the BABAR detector at the PEP-II B-Facto…