Browsing Recerca by Title
Now showing items 1847-1866 of 2713
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O cambiamos o los perdemos
(2019-07)Cada vez más, los alumnos que entran en la universidad demuestran que la manera que tienen de aprender y estudiar no es compatible con la mayoría de los métodos de enseñanza que existen habitualmente ... -
Obesity as a complex chronic disease
(Current research in diabetes & obesity journal, 2018, vol. 7, núm. 1, 2018-04)Obesity is a chronic disease of multifactorial origin, with a high prevalence worldwide that is associated with potentially serious complications and that requires a multidisciplinary approach. Due to ... -
Obesity in pregnancy as a risk factor in maternal and child health: A retrospective cohort study
(Metabolites, 2024, 14, 56, 2024-01)The prevalence of overweight and obesity has risen dramatically in the last few years. This has led to an increase in both conditions in pregnant women. Obesity and overweight are associated with ... -
Objective Viseme Extraction and Audiovisual Uncertainty: Estimation Limits between Auditory and Visual Modes
(2007-08)An objective way to obtain consonant visemes for any given Spanish speaking person is proposed. Its face is recorded while speaking a balanced set of sentences and stored as an audiovisual sequence. ... -
La obra documental de Llorenç Soler como precursora de las nuevas subjetividades del cine de lo real
(adComunica. Revista Científica del Estrategias, Tendencias e Innovación en Comunicación, núm. 19, 2020, 2020)El artículo analiza la trayectoria fílmica del documentalista valenciano Llorenç Soler como uno de los cineastas más singulares y desconocidos de la cultura española contemporánea y, paradójicamente, ... -
Obrint portes a l’ús autèntic de l’anglès: Els moments quotidians a l’escola
(Guix d'Infantil, Num. 78 (nov./des. 2014), p. 31-35, 2014-11)En aquest article, s’hi presenta una proposta d’introducció de l’anglès a l’educació infantil que vol ser coherent amb les característiques i les necessitats de l’etapa, a més d’efectiva en el paper ... -
Observation of a new baryon state in the Λ0bπ+π− mass spectrum
(Journal of High Energy Physics, 2020, 136, 2020-06)A new baryon state is observed in the Λ0bπ+π− mass spectrum with high significance using a data sample of pp collisions, collected with the LHCb detector at centre-of-mass energies s√ = 7, 8 and 13 TeV, ... -
Observation of a New Excited D+s Meson in B0→D−D+K+π− Decays
(Physical Review Letters, 2021, Vol. 126, 2021-03)Using pp collision data corresponding to an integrated luminosity of 5.4 fb−1 collected with the LHCb detector at a center-of-mass energy of 13 TeV, the B0→D−D+K+π− decay is studied. A new excited D+s ... -
Observation of a new Ξ0 b state
(Physical Review D, 2021, Vol. 103, No. 1, 2021-01)Using a proton-proton collision data sample collected by the LHCb experiment, corresponding to an integrated luminosity of 8.5 fb−1, the observation of a new excited Ξ0 b resonance decaying to the Ξ− b ... -
Observation of a new Ξ0b state
(Physical Review D, 2021, Vol. 103, 2021-01)Using a proton-proton collision data sample collected by the LHCb experiment, corresponding to anintegrated luminosity of8.5fb−1, the observation of a new excitedΞ0bresonance decaying to theΞ−bπþfinal ... -
Observation of a Resonance in B+→K+μ+μ− Decays at Low Recoil
(Physical Review Letters, 2013, Vol. 111, No. 11 (Setembre), 2013-09-10)A broad peaking structure is observed in the dimuon spectrum of B+→K+μ+μ− decays in the kinematic region where the kaon has a low recoil against the dimuon system. The structure is consistent with ... -
Observation of associated production of a Z boson with a D meson in the forward region
(Journal of High Energy Physics, 2014, Vol. 2014, No.4 (Abril), 2014-04-14)A search for associated production of a Z boson with an open charm meson is presented using a data sample, corresponding to an integrated luminosity of 1.0 fb−1 of proton-proton collisions at a ... -
Observation of B(s)(0) → J/ψf(2)'(1525) in J/ψK+ K- final states
(Physical Review Letters, 2012, Vol. 108, No. 15 (Abril), 2012-04-09)The decay ¯¯¯B0s→J/ψK+K− is investigated using 0.16 fb−1 of data collected with the LHCb detector using 7 TeV pp collisions. Although the J/ψϕ channel is well known, final states at higher K+K− masses ... -
Observation of B0 s→K 7 K ∓ and evidence for B0 s→K − π + decays
(New Journal of Physics, 2014, Vol. 16, 2014-12)Measurements of the branching fractions of → ± ∓ B KK * s 0 and → π± ∓ B K* s 0 decays are performed using a data sample corresponding to − 1.0 fb 1 of protonproton collision data collected with the ... -
Observation of B0s –B¯¯¯¯0s mixing and measurement of mixing frequencies using semileptonic B decays
(The European Physical Journal C, 2013, Vol. 73, no. 12 (Desembre), 2013-12-04)The B0s and B 0 mixing frequencies, Δm s and Δm d , are measured using a data sample corresponding to an integrated luminosity of 1.0 fb−1 collected by the LHCb experiment in pp collisions at a centre ... -
Observation of B0s→χc1φ decay and study of B0→χ c1,2K∗0 decays
(Nuclear Physics B, 2013, Vol. 874, No. 3, 2013-09)The first observation of the decay B0s→χc1φ and a study of B0→χc1,2K∗0 decays are presented. The analysis is performed using a dataset, corresponding to an integrated luminosity of 1.0 fb−1, collected ... -
Observation of B0→¯¯¯D0K+K− and Evidence for B0s→¯¯¯D0K+K−
(Physical Review Letters, 2012, Vol. 109, No. 13 (Setembre), 2012-09-26)The first observation of the decay B0→¯¯¯D0K+K− is reported from an analysis of 0.62 fb−1 of pp collision data collected with the LHCb detector. Its branching fraction is measured relative to that of ... -
Observation of charmonium pairs produced exclusively in pp collisions
(Journal of Physics G-Nuclear and Particle Physics, 2014, Vol. 41, No. 11, 2014-09)A search is performed for the central exclusive production of pairs of charmonia produced in proton-proton collisions. Using data corresponding to an integrated luminosity of 3 fb−1 collected at ... -
Observation of CP violation in B ± → D K ± decays
(Physics Letters B, 2012, Vol. 712, No. 3 (Juny), 2012-06-06)An analysis of B+ to DK+ and B+ to Dpi+ decays is presented where the D meson is reconstructed in the two-body final states: K+pi-, K+K-, pi+pi- and pi+K-. Using 1.0 fb-1 of LHCb data, measurements of ... -
Observation of CP violation in two-body B0(s) -meson decays to charged pions and kaons
(Journal of High Energy Physics, 2021, No. 75, 2021-03)The time-dependent CP asymmetries of B0 → π+π− and B0s → K+K− decays are measured using a data sample of pp collisions corresponding to an integrated luminosity of 1.9 fb−1, collected with the LHCb ...