Searches For Higgs-like Charged Bosons at Colliders

ORAL

Abstract

The ratio of branching fractions R(D*) = BR(B to D* tau nu)/BR(B to D* lepton nu)
and R(D) = BR(B to D tau nu)/BR(B to D lepton nu) are measured using a data sample
of 426/fb electron-positron collisions with the BABAR detector at SLAC's PEP-II collider.
The combined ratios of R(D*) and R(D) exceed the Standard Model prediction at a level of
3.4 sigma. Combining with other measurements from Belle, LHCb, and predicted Belle II
the disagreement with the Standard Model prediction will be presented.

Presenters

  • Romulus Godang

    University of South Alabama, University of South Alabama, BABAR Collaboration

Authors

  • Romulus Godang

    University of South Alabama, University of South Alabama, BABAR Collaboration