Hints of R-parity violation in B decays into tau nu
In this article we show that the recently observed enhanced semi-leptonic and leptonic decay rates of the B meson into tau nu modes can be explained within the frame work of R-parity violating (RPV) MSSM. In particular, RPV contributions involving the exchange of right-handed down-type squarks can g...
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Veröffentlicht in: | The journal of high energy physics 2013-01, Vol.2013 (1), p.1-10 |
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Hauptverfasser: | , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | In this article we show that the recently observed enhanced semi-leptonic and leptonic decay rates of the B meson into tau nu modes can be explained within the frame work of R-parity violating (RPV) MSSM. In particular, RPV contributions involving the exchange of right-handed down-type squarks can give a universal contribution to the B super(+) arrow right tau nu , B arrow right D tau nu and the B arrow right D super( )* tau nu decaysinthemodelwepropose. Wefindthatthemasses and couplings that explain the enhanced B decay rates are phenomelogically viable and the squarks can possibly be observed at the LHC. |
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ISSN: | 1029-8479 |
DOI: | 10.1007/JHEP01(2013)025 |