Abstract: The first measurement of decay-time-dependent CP asymmetries in the decay Bs0 → J/ψKS0 and an updated measurement of the ratio of branching fractions ℬ(formula presented.)→J/ψ(formula presented.)$$ \mathrm{\mathcal{B}}\left({B}_{\mathrm{s}}^0\to J/\psi{K}_{\mathrm{S}}^0\right)/\mathrm{\mathcal{B}}\left({B}^0\to J/\psi {K}_{\mathrm{S}}^0\right) $$ is measured to be0.0431±0.0017stat±0.0012syst±0.0025fs/fd,$$ 0.0431\pm 0.0017\left(\mathrm{stat}\right)\pm 0.0012\left(\mathrm{syst}\right)\pm 0.0025\left({f}_s/{f}_d\right), $$where the last uncertainty is due to the knowledge of the Bs0 and B0 production fractions.[Figure not available: see fulltext.]

Aaij, R., Adeva, B., Adinolfi, M., Affolder, A., Ajaltouni, Z., Akar, S., et al. (2015). Measurement of the time-dependent CP asymmetries in Bs0→ J/ψKS0. JOURNAL OF HIGH ENERGY PHYSICS, 2015(6) [10.1007/JHEP06(2015)131].

Measurement of the time-dependent CP asymmetries in Bs0→ J/ψKS0

Borsato, M;Calvi, M;Carniti, P;Cassina, L;Gotti, C;Grillo, L;Khanji, B;Martinelli, M;
2015

Abstract

Abstract: The first measurement of decay-time-dependent CP asymmetries in the decay Bs0 → J/ψKS0 and an updated measurement of the ratio of branching fractions ℬ(formula presented.)→J/ψ(formula presented.)$$ \mathrm{\mathcal{B}}\left({B}_{\mathrm{s}}^0\to J/\psi{K}_{\mathrm{S}}^0\right)/\mathrm{\mathcal{B}}\left({B}^0\to J/\psi {K}_{\mathrm{S}}^0\right) $$ is measured to be0.0431±0.0017stat±0.0012syst±0.0025fs/fd,$$ 0.0431\pm 0.0017\left(\mathrm{stat}\right)\pm 0.0012\left(\mathrm{syst}\right)\pm 0.0025\left({f}_s/{f}_d\right), $$where the last uncertainty is due to the knowledge of the Bs0 and B0 production fractions.[Figure not available: see fulltext.]
Articolo in rivista - Articolo scientifico
B physics; Branching fraction; CP violation; Flavor physics; Hadron-Hadron Scattering; Nuclear and High Energy Physics
English
2015
2015
6
131
open
Aaij, R., Adeva, B., Adinolfi, M., Affolder, A., Ajaltouni, Z., Akar, S., et al. (2015). Measurement of the time-dependent CP asymmetries in Bs0→ J/ψKS0. JOURNAL OF HIGH ENERGY PHYSICS, 2015(6) [10.1007/JHEP06(2015)131].
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/10281/187925
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