Measurement of an Excess of B -> D() Tau Nu Decays and Implications for Charged Higgs Bosons

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 +- 0.058 +- 0.042...

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Veröffentlicht in:	Physical review. D 2013, Vol.88
Hauptverfasser:	Lees, J.P., Poireau, V., Tisserand, V., Bernard, D., Verderi, M., Arnaud, N., Davier, M., Derkach, D., Grosdidier, G., Le Diberder, F., Lutz, A.M., Malaescu, B., Roudeau, P., Schune, M.H., Stocchi, A., Wormser, G., Akar, S., Ben-Haim, E., Bomben, M., Bonneaud, G.R., Briand, H., Calderini, G., Chauveau, J., Hamon, O., Leruste, Ph, Marchiori, G., Ocariz, J., Sitt, S.
Format:	Artikel
Sprache:	eng
Schlagworte:	High Energy Physics - Experiment Physics
Online-Zugang:	Volltext
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