Hi,
I have not received objections nor any modification
to be implemented to the abstract. So, Bob, this is
the abstract from Wolfgang for APS. Anything which
needs to be done in addition?
Cheers,
Heiko
On Thu, 16 Dec 2004, Wolfgang Menges wrote:
> Hi,
>
> Heiko announced already that I would like to talk about the
> VubRecoil analysis at one of the APS parallel sessions. I have prepared an
> abstract starting with the one from BAD 976:
>
> Study of $B\to X_{u}\ell\nu$ Decays on the Recoil of Fully Reconstructed
> $B$ Mesons with the BaBar Experiment
>
> We present a study of charmless semileptonic $B$ decays performed on the
> recoil of $B$ candidates fully reconstructed in hadronic decay modes.
> The semileptonic decays of the second $B$ meson are identified by the
> presence of an electron or a muon. The hadronic invariant mass,
> $m_{X}$, and the mass of the lepton pair, $q^2$ are used to discriminate
> charmless $B$ decays from charmed background.
> >From this event sample the inclusive semileptonic branching fraction
> for charged and neutral $B$ mesons for $B\to X_{u}\ell\nu$ is measured
> and the CKM matrix element $|V_{ub}|$ is extracted. In addition, the
> unfolding of the hadronic mass spectrum and the measurement of several
> exclusive charmless semileptonic decays is discussed.
>
> Please send comments. Otherwise Heiko will pass the abstract on to Bob.
>
> Cheers,
>
> Wolfgang
>
>
