Measurement of the [xi]-b and [omega]-b baryon lifetimes
Using a data sample of pp collisions corresponding to an integrated luminosity of 3 fb−1, the Ξb− and Ωb− baryons are reconstructed in the Ξb−→J/ψΞ− and Ωb−→J/ψΩ− decay modes and their lifetimes measured to beτ(Ξb−)=1.55−0.09+0.10 (stat)±0.03 (syst) ps,τ(Ωb−)=1.54−0.21+0.26 (stat)±0.05 (syst) ps. Th...
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| Hauptverfasser: | , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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| Körperschaft: | |
| Dokumenttyp: | Article (Journal) |
| Sprache: | Englisch |
| Veröffentlicht: |
26 June 2014
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| In: |
Physics letters
Year: 2014, Jahrgang: 736, Pages: 154-162 |
| ISSN: | 1873-2445 |
| DOI: | 10.1016/j.physletb.2014.06.064 |
| Online-Zugang: | Verlag, lizenzpflichtig, Volltext: https://doi.org/10.1016/j.physletb.2014.06.064 Verlag, lizenzpflichtig, Volltext: http://www.sciencedirect.com/science/article/pii/S0370269314004699 |
| Verfasserangaben: | LHCb Collaboration |
MARC
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| 245 | 1 | 0 | |a Measurement of the [xi]-b and [omega]-b baryon lifetimes |c LHCb Collaboration |
| 246 | 3 | 3 | |a Measurement of the Ξ-b and Ω-b baryon lifetimes |
| 246 | 3 | 3 | |a Measurement of the [xi] - b and [omega] - b baryon lifetimes |
| 246 | 3 | 3 | |a Measurement of the [xi]b- and [omega]b- baryon lifetimes |
| 264 | 1 | |c 26 June 2014 | |
| 300 | |a 9 | ||
| 336 | |a Text |b txt |2 rdacontent | ||
| 337 | |a Computermedien |b c |2 rdamedia | ||
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| 500 | |a LHCb Colaboration: R. Aaij, S. Bachmann, A. Bien, A. Comerma-Montells., M. De Cian, F. Dordei, S. Esen, C. Färber, E. Gersabeck, L. Grillo, X. Han, S. Hansmann-Menzemer, A. Jäger, M. Kolpin, K. Kreplin, G.A. Krocker, B. Leverington, J. Marks, M. Meißner, M. Neuner, T. Nikodem, P. Seyfert, S. Stahl, U. Uwer, M. Vesterinen, S. Wandernoth, D. Wiedner, A. Zhelezov und 666 weitere | ||
| 500 | |a Gesehen am 03.09.2020 | ||
| 500 | |a Der Strich ist im Titel hochgestellt, das b ist tiefgestellt, xi und omega sind als griechische Buchstaben dargestellt | ||
| 520 | |a Using a data sample of pp collisions corresponding to an integrated luminosity of 3 fb−1, the Ξb− and Ωb− baryons are reconstructed in the Ξb−→J/ψΞ− and Ωb−→J/ψΩ− decay modes and their lifetimes measured to beτ(Ξb−)=1.55−0.09+0.10 (stat)±0.03 (syst) ps,τ(Ωb−)=1.54−0.21+0.26 (stat)±0.05 (syst) ps. These are the most precise determinations to date. Both measurements are in good agreement with previous experimental results and with theoretical predictions. | ||
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