Resumen
Production of Bc+ mesons in proton-proton collisions at a center-of-mass energy of 8 TeV is studied with data corresponding to an integrated luminosity of 2.0fb-1 recorded by the LHCb experiment. The ratio of production cross sections times branching fractions between the Bc+→J/ψπ+ and B+→J/ψK+ decays is measured as a function of transverse momentum and rapidity in the regions 0<pT<20GeV/c and 2.0<y<4.5. The ratio in this kinematic range is measured to be (0.683±0.018±0.009)%, where the first uncertainty is statistical and the second systematic.
Idioma original | English |
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Número de artículo | 132001 |
Publicación | Physical Review Letters |
Volumen | 114 |
N.º | 13 |
DOI | |
Estado | Published - 2 abr 2015 |
Publicado de forma externa | Sí |
All Science Journal Classification (ASJC) codes
- Física y astronomía (todo)