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Detection of heavy charged Higgs bosons at future Linear Colliders | S. Moretti
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21 Jun 2002 | Journal: | Eur.Phys.J.direct C4 (2002) 15 | Subject: | hep-ph | Affiliation: | CERN & Ippp | Abstract: | We show how a statistically significant signal of heavy charged Higgs bosons of a general Two-Higgs Doublet Model produced in association with tau-neutrino pairs can be established at future Linear Colliders in the $H^+ o tar b o 4$ jet decay channel. This signature is particularly relevant in the kinematic configuration $sqrt slsim2 M_{H^pm}$, when the pair production channel $e^+e^- o H^-H^+$ is no longer available. Here, the initially overwhelming background, constituted by top quark pair production and decay, can vigorously be reduced thanks to a dedicated selection procedure that allows one to extract a signal in a region of several tens of GeV around $M_{H^pm}approx sqrt s/2$, for $ anetagsim40$. | Source: | arXiv, hep-ph/0206208 | Services: | Forum | Review | PDF | Favorites |
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