paper

A light charged Higgs boson in two-Higgs doublet model for CDF anomaly

arXiv:1105.2870 · doi:10.1103/PhysRevD.85.075018

Abstract

Motivated by recent anomalous CDF data on events, we study a possible explanation within the framework of the two-Higgs doublet model. We find that a charged Higgs boson of mass 140 GeV with appropriate couplings can account for the observed excess. In addition, we consider the flavor-changing neutral current effects induced at loop level by the charged Higgs boson on the meson system to further constrain the model. Our study shows that the like-sign charge asymmetry can be of in this scenario.

17 pages, 6 figures, typos corrected and new references added

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