Articles publicats en revistes: Envíos recientes
Mostrando ítems 81-100 de 805
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Measurement of the CKM angle γ in the B0→DK∗0 channel using self-conjugate D→KS0h+h- decays
(The European Physical Journal C, 2024. Vol. 84, 206, 2024-02-29)A model-independent study of CP violation in B0→DK∗0 decays is presented using data corresponding to an integrated luminosity of 9\,fb-1 collected by the LHCb experiment at centre-of-mass energies of ... -
Observation of Ξb0→Ξc+Ds- and Ξb-→Ξc0Ds- decays
(The European Physical Journal C, 2025. Vol. 84, 237, 2024-03-07)The Ξb0→Ξc+Ds- and Ξb-→Ξc0Ds- decays are observed for the first time using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of s=13TeV, corresponding to an ... -
Search for Bc+→π+μ+μ- decays and measurement of the branching fraction ratio B(Bc+→ψ(2S)π+)/B(Bc+→J/ψπ+)
(The European Physical Journal C, 2025. Vol. 84, 468, 2024-05-07)The first search for nonresonant Bc+→π+μ+μ- decays is reported. The analysis uses proton–proton collision data collected with the LHCb detector between 2011 and 2018, corresponding to an integrated ... -
Observation of ᴧ b 0→ ᴧ c + D̄ (*)0K − and ᴧ b 0→ ᴧ c + D s *− decays
(The European Physical Journal C, 2025. Vol. 84, 575, 2024-06-05)The decays Λb0→Λc+D¯(∗)0K- and Λb0→Λc+Ds∗- are observed for the first time, in proton-proton collision data at s=13TeV, corresponding to an integrated luminosity of 5.4fb-1 collected with the LHCb ... -
Measurements of ψ(2S) and χc1(3872) production within fully reconstructed jets
(The European Physical Journal C, 2025. Vol. 85, 562, 2025-05-22)This paper presents the first measurement of ψ(2S) and χc1(3872) meson production within fully reconstructed jets. Each quarkonium state (tag) is reconstructed via its decay to the J/ψ(→μ+μ-)π+π- final ... -
Observation of the Λb0→J/ψΞ-K+ and Ξb0→J/ψΞ-π+ decays
(The European Physical Journal C, 2025. Vol. 85, 812, 2025-07-28)The first observation of the Ξb0→J/ψΞ-π+ decay and the most precise measurement of the branching fraction of the Λb0→J/ψΞ-K+ decay are reported, using proton-proton collision data from the LHCb experiment ... -
Measurement of the Branching Fraction Ratios R(D^{+}) and R(D^{*+}) Using Muonic τ Decays
(Physical Review Letters. 2025. Vol. 134 - 061801, 2025-02-10)The branching fraction ratios of (B) over bar (0) -> D+tau(-)(v) over bar (tau) and (B) over bar (0) -> D*(+)tau(-)(v) over bar (tau) decays are measured with respect to their muonic counterparts, using ... -
First Determination of the Spin-Parity of Ξ_{c}(3055)^{+,0} Baryons
(Physical Review Letters. 2025. Vol. 134 - 081901, 2025-02-28)The Ξ_{b}^{0(-)}→Ξ_{c}(3055)^{+(0)}(→D^{+(0)}Λ)π^{-} decay chains are observed, and the spin-parity of Ξ_{c}(3055)^{+(0)} baryons is determined for the first time. The measurement is performed using ... -
Antenna Boosters Versus Meander Antennas for Bluetooth Module Integration
(IEEE Open Journal of Antennas and Propagation. 2025.Vol. 6,Nº 5, 2025-11-06)The Bluetooth standard is widely used in the Internet of Things (IoT) and other wireless devices, typically embedded in modules as they are easier to use and integrate into a design, and they are already ... -
A precise measurement of the B0 meson oscillation frequency
(The European Physical Journal C. 2016, Vol. 76. Nº7 (Juliol), 2016-07-21)The oscillation frequency, Δ md, of B0 mesons is measured using semileptonic decays with a D- or D∗ - meson in the final state. The data sample corresponds to 3.0fb- 1 of pp collisions, collected by the ... -
Search for long-lived heavy charged particles using a ring imaging Cherenkov technique at LHCb
(The European Physical Journal C. 2015, Vol. 75. Nº12 (Decembre), 2015-12-15)A search is performed for heavy long-lived charged particles using 3.0 fb-1 of proton–proton collisions collected at √s= 7 and 8 TeV with the LHCb detector. The search is mainly based on the response ... -
Tracking of charged particles with nanosecond lifetimes at LHCb
(The European Physical Journal C, 2025. Vol. 84, 761, 2024-07-30)A method is presented to reconstruct charged particles with lifetimes between 10ps and 10ns, which considers a combination of their decay products and the partial tracks created by the initial charged ... -
Study of charmonium production via the decay to pp¯ at √s=13TeV
(The European Physical Journal C, 2024. Vol. 84, 1274, 2024-12-09)Charmonium production cross-section in proton–proton collisions is measured at the centre-of-mass energy s=13TeV using decays to pp¯ final state. The study is performed using a data sample corresponding ... -
Long-lived particle reconstruction downstream of the LHCb magnet
(The European Physical Journal C, 2025. Vol. 85, 7, 2025-01-06)Charged-particle trajectories are usually reconstructed with the LHCb detector using combined information from the tracking devices placed upstream and downstream of the 4 T m dipole magnet. Trajectories ... -
Search for B(s)∗0→μ+μ- in Bc+→π+μ+μ- decays
(The European Physical Journal C, 2025. Vol. 85, 20, 2025-01-13)A search for the very rare B∗0→μ+μ- and Bs∗0→μ+μ- decays is conducted by analysing the Bc+→π+μ+μ- process. The analysis uses proton-proton collision data collected with the LHCb detector between 2011 ... -
Measurement of Λ_{b}^{0}, Λ_{c}^{+}, and Λ Decay Parameters Using Λ_{b}^{0}→Λ_{c}^{+}h^{-} Decays
(Physical Review Letters. 2025. Vol. 133 - 261804, 2024-12-30)A comprehensive study of the angular distributions in the bottom-baryon decays Λ_{b}^{0}→Λ_{c}^{+}h^{-}(h=π,K), followed by Λ_{c}^{+}→Λh^{+} with Λ→pπ^{-} or Λ_{c}^{+}→pK_{S}^{0} decays, is performed ... -
Observation of charmless baryonic decays B (s)0 →p p - h+h′-
(Physical Review D, 2017, Vol. 96, 051103, 2017-09-27)Decays of B0 and Bs0 mesons to the charmless baryonic final states pp-h+h′-, where h and h′ each denote a kaon or a pion, are searched for using the LHCb detector. The analysis is based on a sample of ... -
Study of Bc+ decays to the K+K-π+ final state and evidence for the decay Bc+ →χc0π+
(Physical Review D, 2016, Vol. 94, 091102, 2016-11-30)A study of Bc+→K+K-π+ decays is performed for the first time using data corresponding to an integrated luminosity of 3.0 fb-1 collected by the LHCb experiment in pp collisions at center-of-mass energies ... -
Los ejes de la dimensión moral. Ética e identidad en la antropo- logía filosófica de Charles Taylor
(Studium: Revista de humanidades, 2013, Núm 19, 2013-03-06)Este artículo explora la posición que el filósofo canadiense Charles Taylor ha man- tenido en su contencioso con la filosofía moral moderna. Especialmente en relación con las éticas de corte utilitarista ... -
Las preguntas en torno al "anthropos" moderno
(Ars Brevis, 2012, Núm. 18, 2012)Este artículo aborda la noción del hombre como un «animal autointerpretativo» que caracteriza la antropología filosófica de Charles Taylor. Esto conlleva: (1) Dar respuesta a los interrogantes que suscita ...