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Phys. Rev. D 59, 096001 (1999) [5 pages]

CP violation in a two-Higgs doublet model for the top quark: BψKS

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Ken Kiers*
Physics Department, Taylor University, 236 West Reade Avenue, Upland, Indiana 46989

Amarjit Soni
High Energy Theory, Department of Physics, Brookhaven National Laboratory, Upton, New York 11973-5000

Guo-Hong Wu
Department of Physics, Purdue University, West Lafayette, Indiana 47907

Received 30 October 1998; published 18 March 1999

We explore charged-Higgs CP-violating effects in an intriguing two-Higgs doublet model which accords special status to the top quark. In this model the heaviness of the top quark originates naturally from the much larger VEV of the second Higgs doublet compared to that of the first. The phenomenology of this model is quite distinct from that of the usual formulations of the two-Higgs doublet model. In particular, the model can easily account for the observed CP violation in the kaon sector even if the CKM matrix is real. The associated non-standard CP phase can be monitored through measurements of the time-dependent CP asymmetry in BψKS in experiments at the upcoming B factories.

© 1999 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.59.096001
DOI:
10.1103/PhysRevD.59.096001
PACS:
11.30.Er, 12.60.Fr, 13.25.Hw, 14.80.Cp

*Email address: kkiers@css.tayloru.edu

Email address: soni@bnl.gov

Email address: wu@physics.purdue.edu