Search for Charged Higgs bosons in decays of top quark pairs

Abbott, B. ; Mondal, N. K. ; et, al (1999) Search for Charged Higgs bosons in decays of top quark pairs Physical Review Letters, 82 (25). pp. 4975-4980. ISSN 0031-9007

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Official URL: http://prl.aps.org/abstract/PRL/v82/i25/p4975_1

Related URL: http://dx.doi.org/10.1103/PhysRevLett.82.4975

Abstract

We present a search for charged Higgs bosons in decays of pair-produced top quarks using 109.2±5.8pb−1 of data recorded from pp̅ collisions at √s = 1.8TeV by the D0 detector during 1992-1996 at the Fermilab Tevatron. No evidence is found for charged Higgs production, and most parts of the [MH+,tanβ] parameter space where the decay t→H+b has a branching fraction close to or larger than that for t→W+b are excluded at 95% confidence level. Assuming mt= 175GeV and σ(pp̅ →tt̅) = 5.5pb, for MH+= 60GeV, we exclude tanβ<0.97 and tanβ>40.9.

Item Type:Article
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ID Code:76190
Deposited On:31 Dec 2011 08:16
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