La Salle: Envíos recientes

Mostrando ítems 281-300 de 780

    • Qualitative Assessment of Effective Gamification Design Processes Using Motivators to Identify Game Mechanics 

      Villegas Portero, Eva; Fonseca Escudero, David; Peña Camarillas, Enric; Bonet, Paula; Fernández Guinea, Sara (Sensors, 2021, Vol. 21, No. 7, 2021-04)
      This research focuses on the study and qualitative assessment of the relationships between motivators and game mechanics per the ratings of expert gamification consultants. By taking this approach, it ...

    • Measurement of CP asymmetry in D0 → K−K+ and D0 → π −π + decays 

      Badalov, Alexey; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Journal of High Energy Physics, 2014, No. 41, 2014-07)
      Time-integrated CP asymmetries in D0 decays to the final states K−K+ and π −π + are measured using proton-proton collisions corresponding to 3 fb−1 of integrated luminosity collected at centre-of-mass ...

    • Measurement of the B 0 s → μ + μ − Branching Fraction and Search for B 0 → μ + μ − Decays at the LHCb Experiment 

      Badalov, Alexey; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review Letters, 2013, Vol. 111, No. 10, 2013-09)
      A search for the rare decays B 0 s → μ + μ − and B 0 → μ + μ − is performed at the LHCb experiment. The data analyzed correspond to an integrated luminosity of 1     fb − 1 of p p collisions at ...

    • Exclusive J/ψ and ψ(2S) production in pp collisions at √s= 7 TeV 

      Abellan Beteta, Carlos; Domingo Bonal, Francesc; Camboni, Alessandro; Calvo Gómez, Míriam; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Journal of Physics G-Nuclear and Particle Physics, 2013, Vol. 40, No. 4, 2013-02)
      Exclusive J/ψ and ψ(2S) vector meson production has been observed in the dimuon channel using the LHCb detector. The cross-section times branching fractions to two muons with pseudorapidities between ...

    • Observation of a new Ξ0 b state 

      LHCb Collaboration - CERN; Calvo Gómez, Míriam; Golobardes, Elisabet; Vilasís Cardona, Xavier (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 ...

    • Low-Cost Distributed Acoustic Sensor Network for Real-Time Urban Sound Monitoring 

      Vidaña Vila, Ester; Navarro Martín, Joan; Borda Fortuny, Cristina; Stowell, Dan; Alsina Pagès, Rosa Maria (Electronics, 2020, Vol. 9, No. 12, 2020-12)
      Continuous exposure to urban noise has been found to be one of the major threats to citizens’ health. In this regard, several organizations are devoting huge efforts to designing new in-field systems ...

    • BCNDataset: Description and Analysis of an Annotated Night Urban Leisure Sound Dataset 

      Vidaña Vila, Ester; Duboc, Leticia; Alsina Pagès, Rosa Maria; Polls Agell, Francesc; Vargas Barrantes, Harold (Sustainability, 2020, Vol. 12, No. 19, 2020-10)
      Acoustic pollution has been associated with adverse effects on the health and life expectancy of people, especially when noise exposure happens during the nighttime. With over half of the world population ...

    • Heterogeneous wireless IoT architecture for natural disaster monitorization 

      Porté Jiménez, Joaquim; Briones Delgado, Alan; Masó Llinàs, Josep M.; Parés Morlans, Carlota; Zaballos Diego, Agustín; Pijoan Vidal, Joan Lluís (EURASIP Journal on Wireless Communications and Networking, 2020, Art. 184, 2020-09)
      A heterogeneous sensor network offers an extremely effective means of communicating with the international community, first responders, and humanitarian assistance agencies as long as affected populations ...

    • Acoustic Description of Bird Broiler Vocalisations in a Real-Life Intensive Farm and Its Impact on Animal Welfare: A Comparative Analysis of Recordings 

      Ginovart Panisello, Gerardo José; Alsina Pagès, Rosa Maria; Panisello Monjo, Tesa (Engineering Proceedings, 2020, Vol. 2, No. 1, 2020-11)
      The poultry meat industry is one of the most efficient biological systems to transform cereal protein into high quality protein for human consumption at a low cost. However, to supply the increasing ...

    • Noise at the time of COVID 19: The impact in some areas in Rome and Milan, Italy 

      Alsina Pagès, Rosa Maria; Alías Pujol, Francesc; Bellucci, Patrizia; Paolo Cartolano, Pier; Coppa, Ilaria; Peruzzi, Laura; Bisceglie, Alessandro; Zambon, Giovanni (Noise Mapp, 2020, 7, 2020-11)
      The COVID-19 pandemic was confirmed in Italy at the end of January 2020, when the first positive cases for the virus were identified. At the beginning of March, the virus had spread to all Italian regions ...

    • Sons al balcó: Soundscape Map of the Confinement in Catalonia 

      Alsina Pagès, Rosa Maria; Orga Vidal, Ferran; Mallol Parera, Roger; Freixes Guerreiro, Marc; Baño Coral, Xavier; Foraster Pulido, Maria (Engineering Proceedings, 2020, Vol. 2, No. 1, 2020-11)
      In this project, we aim to study the effect that the lockdown due to the COVID-19 pandemic has caused on the perception of noise in Catalonia. In Sons al Balcó, the research activities cohabit with the ...

    • Measurement of forward J/ψ production cross-sections in pp collisions at s√=13 TeV 

      Badalov, Alexey; Calvo Gómez, Míriam; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Journal of High Energy Physics, 2015, Vol. 2015, No.10 (Octubre), 2015-10-26)
      The production of J/ψ mesons in proton-proton collisions at a centre-of-mass energy of s√=13 TeV is studied with the LHCb detector. Cross-section measurements are performed as a function of the transverse ...

    • Measurement of forward Z → e+e− production at s√=8 TeV 

      Badalov, Alexey; Calvo Gómez, Míriam; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Journal of High Energy Physics, 2015, Vol. 2015, No.109 (Maig), 2015-05-21)
      A measurement of the cross-section for Z-boson production in the forward region of pp collisions at 8 TeV centre-of-mass energy is presented. The measurement is based on a sample of Z → e+e− decays ...

    • Observation of B0s –B¯¯¯¯0s mixing and measurement of mixing frequencies using semileptonic B decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (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 ...

    • Measurement of ϒ production in pp collisions at √ s = 2.76 TeV 

      Badalov, Alexey; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2014, Vol. 74, no. 4 (Abril), 2014-04-29)
      The production of Υ(1S), Υ(2S) and Υ(3S) mesons decaying into the dimuon final state is studied with the LHCb detector using a data sample corresponding to an integrated luminosity of 3.3pb−1 collected ...

    • Measurement of ψ(2S) polarisation in pp collisions at s√ = 7 TeV 

      Badalov, Alexey; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2014, Vol. 74, no. 5 (Maig), 2014-05-20)
      The polarisation of prompt ψ(2S) mesons is measured by performing an angular analysis of ψ(2S)→μ+μ− decays using proton-proton collision data, corresponding to an integrated luminosity of 1.0 fb −1, ...

    • Measurement of the ηc(1S) production cross-section in proton–proton collisions via the decay ηc(1S)→pp¯¯¯ 

      Badalov, Alexey; Calvo Gómez, Míriam; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2015, Vol. 75, no. 7 (Juliol), 2015-07-04)
      High centre-of-mass energies available in proton-proton collisions at the LHC allow models describing charmonium production to be tested. We distinguish promptly produced charmonia from those originating ...

    • Search for long-lived particles decaying to jet pairs 

      Badalov, Alexey; Calvo Gómez, Míriam; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2015, Vol. 75, no. 4 (Abril), 2015-04-17)
      A search is presented for long-lived particles with a mass between 25 and 50 GeV/c2 and a lifetime between 1 and 200ps in a sample of proton–proton collisions at a centre-of-mass energy of s√=7 TeV, ...

    • Measurement of J/ψ polarization in pp collisions at s√=7 TeV 

      Abellan Beteta, Carlos; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2013, Vol. 73, no. 11 (Novembre), 2013-11-09)
      An angular analysis of the decay J/ψ→μ + μ − is performed to measure the polarization of prompt J/ψ mesons produced in pp collisions at s√=7 TeV. The dataset corresponds to an integrated luminosity of ...

    • Measurement of the B+c meson lifetime using B+c→J/ψμ+νμX decays 

      Badalov, Alexey; Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (The European Physical Journal C, 2014, Vol. 74, no. 5 (Maig), 2014-05-01)
      The lifetime of the B+c meson is measured using semileptonic decays having a J/ψ meson and a muon in the final state. The data, corresponding to an integrated luminosity of 2 fb −1, are collected by the ...