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Evidence for an excess of B -> D(*) Tau Nu decays and implications for two Higgs doublet models
<!--HTML-->Based on the full BaBar data sample, we report improved measurements of the ratios R(D(*)) = B(B -> D(*) Tau Nu)/B(B -> D(*) l Nu), where l is either e or mu. These ratios are sensitive to new physics contributions in the form of a charged Higgs boson. We measure R(D) = 0.440...
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| Lenguaje: | eng |
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2012
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| Acceso en línea: | http://cds.cern.ch/record/1476042 |