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Search for Higgs-like bosons decaying into long-lived exotic particles
(The European Physical Journal C. 2016, Vol. 76. Nº7 (Desembre), 2016-12-02)A search is presented for massive long-lived particles, in the 20–60 GeV/c2 mass range with lifetimes between 5 and 100 ps. The dataset used corresponds to 0.62fb-1 of proton-proton collision data ... -
La escultura habitable. La casa de la escultora Mary Callery en Cadaqués. Peter Harnden i Lanfranco Bombelli, 1961
(Rita:Revista Indexada de Texos Académicos. 2016 Nº6, 2016)Peter Harnden y Lanfranco Bombelli eran dos arquitectos que tras la segunda guerra mundial trabajaron para el gobierno de los Estados Unidos de América organizando exposiciones para la divulgación del ... -
Observation of Bc+ →Dh+h- Decays
(Physical review letters. 2026. 134, 2026-01-14)Searches are presented for Bc+→Dh+h- decays, where D is a charmed meson and h± is a charged pion or kaon, using pp collision data collected by the LHCb experiment corresponding to an integrated luminosity ... -
First Observation of CP Violation and Measurement of Polarization in B+ →ρ (770)0K∗(892)+ Decays
(Physical Review Letters. 2026. 136, 2026-01-14)An amplitude analysis of the B+→(π+π-)(KS0π+) decay is performed in the mass regions 0.30<mπ+π-<1.10 GeV/c2 and 0.75<mKS0π+<1.20 GeV/c2, using pp collision data recorded with the LHCb detector corresponding ... -
A model-independent measurement of the CKM angle γ in the decays B±→ [K+K−π+π−]Dh± and B±→ [π+π−π+π−]Dh± (h = K, π)
(Journal of High Energy Physics. 2026. 62, 2026-01-19)A model-independent determination of the CKM angle γ is presented, using the B± → [K+K−π+π−]Dh± and B± → [π+π−π+π−]Dh± decays, with h = K, π. This measurement is the first phase-space binned study of ... -
Historia y espiritualidad española en la obra de José Jiménez Lozano: entre ensayo, ficción y poesía
(Araucaria. Revista Iberoamericana de Filosofía, Política, Humanidades y Relaciones Internacionales. 2026. Vol. 28 Nº 61, 2026-02-01)La obra de José Jiménez Lozano proporciona un acercamiento poliédrico a la historia del pensamiento español, especialmente a la del ámbito religioso y espiritual del siglo XVI. Más que como intelectual ... -
Amplitude analysis of B- →d+π-π- decays
(Physical Review D, 2016, Vol. 94, 072001, 2016-10-05)The Dalitz plot analysis technique is used to study the resonant substructures of B-→D+π-π- decays in a data sample corresponding to 3.0 fb-1 of pp collision data recorded by the LHCb experiment during ... -
Constraints on the unitarity triangle angle γ from Dalitz plot analysis of B0 →dK+π- decays
(Physical Review D, 2016, Vol 93, 112018, 2016-06-16)The first study is presented of CP violation with an amplitude analysis of the Dalitz plot of B0→DK+π- decays, with D→K+π-, K+K-, and π+π-. The analysis is based on a data sample corresponding to 3.0 ... -
Measurement of the mass and lifetime of the Ωb- baryon
(Physical Review D, 2016, Vol 93, 092007, 2016-05-19)A proton-proton collision data sample, corresponding to an integrated luminosity of 3 fb-1 collected by LHCb at s=7 and 8 TeV, is used to reconstruct 63±9 Ωb-→Ωc0π-, Ωc0→pK-K-π+ decays. Using the ... -
Measurement of the Bs0 → Ds (∗)+ Ds (∗)- branching fractions
(Physical Review D, 2016, Vol 93, 092008, 2016-05-20)The branching fraction of the decay Bs0→Ds(∗)+Ds(∗)- is measured using pp collision data corresponding to an integrated luminosity of 1.0 fb-1, collected using the LHCb detector at a center-of-mass ... -
Studies of the resonance structure in D0 → KS0 K±π± decays
(Physical Review D, 2016, Vol 93, 052018, 2016-03-31)Amplitude models are applied to studies of resonance structure in D0→KS0K-π+ and D0→KS0K+π- decays using pp collision data corresponding to an integrated luminosity of 3.0 fb-1 collected by the LHCb ... -
First observation of the rare B+ →d+K+π- decay
(Physical Review D, 2016, Vol 93, 119902, 2016-03-03)The B+→D+K+π- decay is observed in a data sample corresponding to 3.0 fb-1 of pp collision data recorded by the LHCb experiment during 2011 and 2012. The signal significance is 8σ and the branching ... -
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 ...