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Mostrando ítems 2141-2160 de 3863
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First Observation of Top Quark Production in the Forward Region
(Physical Review Letters, 2015, Vol. 115, No. 11 (Setembre), 2015-09-08)Top quark production in the forward region in proton-proton collisions is observed for the first time. The W+b final state with W→μν is reconstructed using muons with a transverse momentum, pT, larger ... -
First Evidence for the Decay B0s→μ+μ−
(Physical Review Letters, 2013, Vol. 110, No. 2 (Gener), 2013-01-07)A search for the rare decays B0s→μ+μ− and B0→μ+μ− is performed with data collected in 2011 and 2012 with the LHCb experiment at the Large Hadron Collider. The data samples comprise 1.1 fb−1 of proton-proton ... -
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 ... -
Evidence for CP Violation in Time-Integrated D0→h−h+ Decay Rates
(Physical Review Letters, 2012, Vol. 108, No. 11 (Març), 2012-03-12)A search for time-integrated CP violation in D0→h−h+ (h=K, π) decays is presented using 0.62 fb−1 of data collected by LHCb in 2011. The flavor of the charm meson is determined by the charge of the ... -
Observation of D0−¯¯¯D0 Oscillations
(Physical Review Letters, 2013, Vol. 110, No. 10 (Març), 2013-03-05)We report a measurement of the time-dependent ratio of D0→K+π− to D0→K−π+ decay rates in D*+-tagged events using 1.0 fb−1 of integrated luminosity recorded by the LHCb experiment. We measure the mixing ... -
Study of Beauty Hadron Decays into Pairs of Charm Hadrons
(Physical Review Letters, 2014, Vol. 112, No. 20 (Maig), 2014-05-21)First observations of the decays Λ0b→Λ+cD−(s) are reported using data corresponding to an integrated luminosity of 3 fb−1 collected at 7 and 8 TeV center-of-mass energies in proton-proton collisions ... -
Measurement of CP Violation in the Phase Space of B±→K±π+π− and B±→K±K+K− Decays
(Physical Review Letters, 2013, Vol. 111, No. 10 (Setembre), 2013-09-03)The charmless decays B±→K±π+π− and B±→K±K+K− are reconstructed using data, corresponding to an integrated luminosity of 1.0 fb−1, collected by LHCb in 2011. The inclusive charge asymmetries of these ... -
Search for Lepton Number Violating Decays B+→π−μ+μ+ and B+→K−μ+μ+
(Physical Review Letters, 2012, Vol. 108, No. 10 (Març), 2012-03-07)A search is performed for the lepton number violating decay B+→h−μ+μ+, where h− represents a K− or a π−, using an integrated luminosity of 36 pb−1 of data collected with the LHCb detector. The decay ... -
Strong Constraints on the Rare Decays B0s→μ+μ− and B0→μ+μ−
(Physical Review Letters, 2012, Vol. 108, No. 23 (Juny), 2012-06-05)A search for B0s→μ+μ− and B0→μ+μ− decays is performed using 1.0 fb−1 of pp collision data collected at √s=7 TeV with the LHCb experiment at the Large Hadron Collider. For both decays, the number of ... -
First Observation of the Decay B+c→J/ψπ+π−π+
(Physical Review Letters, 2012, Vol. 108, No. 25 (Juny), 2012-06-19)The decay B+c→J/ψπ+π−π+ is observed for the first time, using 0.8 fb−1 of pp collisions at √s=7 TeV collected by the LHCb experiment. The ratio of branching fractions B(B+c→J/ψπ+π−π+)/B(B+c→J/ψπ+) is ... -
Exploring community stakeholders’ perceptions of mass tourism: the case of Bruges
(Tourismos: An International Multidisciplinary Journal of Tourism, 2019. Volume 14, Issue 1, p. 77-94, 2019-04)In the last years, there have been protests by residents against tourism in several destinations around the world. Tourists have also increasingly complained about destinations being overcrowded. At the ... -
Evidence for the Strangeness-Changing Weak Decay Ξ−b→Λ0bπ−
(Physical Review Letters, 2015, Vol. 115, No. 24 (Desembre), 2015-12-11)Using a pp collision data sample corresponding to an integrated luminosity of 3.0 fb−1, collected by the LHCb detector, we present the first search for the strangeness-changing weak decay Ξ−b→Λ0bπ−. ... -
Análisis de la satisfacción de los clientes en restaurantes del Born
(Papers TSI, 2011, 1, 21-39, 2011-02)Este artículo comenta y resume el estudio realizado por Laura Calvo, Marta Canvas y Alexandra Fuentes, siendo el tutor Héctor Duarte Masip, y presentado como proyecto de final de carrera en TSI - Turismo ... -
El perfil ètic del mestre: domini del codi deontològic del docent i l’ètica del mestre avui
(2017)La professió docent porta l’ètica implícita en la pràctica marcada, bàsicament, per l’ètica intrínseca de cada mestre. La majoria de professions tenen un codi deontològic que regula aquesta línia ... -
Proposta de protocol d'observació d'alimentació en nounats prematurs
(2017)Introducció: actualment hi ha un augment de la taxa de nens prematurs. El treball del logopeda és molt important a les UCIS Neonatals per tal de donar l’estimulació adient i evitar que els nounats ... -
L'storytelling: la seva importància en l’aprenentatge de la llengua anglesa a Cicle Inicial
(2017)Des que som petits que sentim un gust innat per les paraules. Ens agrada escoltar històries i aportar el nostre punt de vista. Aquest interès és bàsic per aprendre una llengua estrangera, sobretot a ... -
La Conversión de Texto en Habla Multidominio: principios y portabilidad
(Libro de actas de las IV Jornadas en Tecnología del Habla, 2006-11-08)La conversión de texto en habla (CTH) multidominio per-sigue conseguir una calidad sintética cercana a la de lossistemas de CTH diseñados para un determinado ámbi-to o aplicación, aumentando su flexibilidad ... -
Observation of the suppressed ADS modes B± → [π± K∓ π+ π−] DK± and B± → [π± K∓ π+ π−] Dπ
(Physics Letters B, 2013, Vol. 723, No. 1-3 (Juny), 2013-06-10)An analysis of B±→DK±B±→DK± and B±→Dπ±B±→Dπ± decays is presented where the D meson is reconstructed in the four-body final state K±π∓π+π−K±π∓π+π−. Using LHCb data corresponding to an integrated luminosity ... -
LHCb Calorimeters: Technical Design Report
(2000-09-07) -
LHCb Muon System: Technical Design Report
(2001-05-28)