Murugeswaran Duraisamy

Diagnosing New Physics in

The BaBar Collaboration has recently reported the measurement of the ratio of the branching fractions of

B \to C \, \tau \, \nu_\tau

\bar{B} \to D(D^{*}) \tau^{-} \bar{\nu_\tau}

Decays in the Light of the Recent BaBar Result

to

Explaining the

\bar{B} \to D(D^{*}) \ell^{-} \bar{\nu_\ell}

B \to K^\ast \mu^+ \mu^-

which deviates from the Standard Model prediction by 2

data with scalar interactions

\sigma

New physics in b → sμ+μ−: CP-conserving observables

(2.7

New physics in b → sμ + μ −: CP-violating observables

\sigma

The full B\to {D^{*}}{\tau^{-}}{{\overline{v}}_{\tau }} angular distribution and CP violating triple products

). This deviation goes up to 3.4

Azimuthal

\sigma