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S11: Flavor Physics

Ballroom B9, Floor 2

Sponsoring Units: DPFChair: Robert Bernstein, Fermilab

Sat. April 6, 1:54 p.m. – 2:06 p.m. PDT

Ballroom B9, Floor 2

We show that bottom-strange production at a high-energy muon collider, $\mu^+ \mu^- \to b s$, is a sensitive probe of new physics. We consider the full set of four-fermion contact interactions that contribute to this process at dimension 6, and discuss the complementarity of a muon collider and of the study of rare $B$ meson decays that also probe said new physics. 

If a signal were to be found at a muon collider, the forward-backward asymmetry of the
$b$-jet provides diagnostics about the underlying chirality structure of the new physics. 

In the absence of a signal at a center of mass energy of
$10$~TeV, $\mu^+ \mu^- \to b s$ can indirectly probe new physics at scales close to $100$~TeV. We also discuss the impact that beam polarization has on the muon collider sensitivity performance.

Presented By

  • Sri Aditya Gadam (UC Santa Cruz)

Authors

  • Sri Aditya Gadam (UC Santa Cruz)
  • Stefano Profumo (University of California, Santa Cruz)
  • Wolfgang Altmannshofer (University of California, Santa Cruz)