DAU - Arxiu Digital de la URL: Recent submissions
Now showing items 1641-1660 of 3858
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Ionospheric Narrowband and Wideband HF Soundings for Communications Purposes: A Review
(Sensors, 2020, Vol. 20 No 9, 2020-04)High Frequency (HF) communications through ionospheric reflection is a widely usedtechnique specifically for maritime, aeronautical, and emergency services communication withremote areas due ... -
Smart Wireless Acoustic Sensor Network Design for Noise Monitoring in Smart Cities
(Sensors, 2020, Vol. 20 No 17, 2020-08)This Special Issue is focused on all the technologies necessary for the development of anefficient wireless acoustic sensor network, from the first stages of its design to the tests conductedduring ... -
Systematic Review of How Engineering Schools around the World Are Deploying the 2030 Agenda
(Sustainability, 2020, Vol. 12, No 12, 2020-06)At the UN Summit in New York 2015 it was agreed that a sustainable development of theplanet is essential to strengthen universal peace in a broader capacity. On that basis, a call was madeto all nations ... -
Blurring boundaries in cultural tourism research
(Richards, G. and Munsters, W. (eds). Cultural Tourism Research Methods. Wallingford: CABI, 2010, pp. 41-51, 2010) -
Updated measurement of decay-time-dependent CP asymmetries in D0→K+K− and D0→π+π− decays
(Physical Review D, 2020, Vol. 101, n.1 (Gener), 2020-01)A search for decay-time-dependent charge-parity (CP) asymmetry in D0→K+K− and D0→π+π− decays is performed at the LHCb experiment using proton-proton collision data recorded at a center-of-mass energy ... -
Protected Users: A Moodle Plugin To Improve Confidentiality and Privacy Support through User Aliases
(Sustainability, 2020, Vol. 12, No 6, 2020-03)The privacy policies, terms, and conditions of use in any Learning Management System(LMS) are one-way contracts. The institution imposes clauses that the student can accept or decline.Students, once ... -
Privacidad, seguridad y legalidad en soluciones educativas basadas en Blockchain: Una Revisión Sistemática de la Literatura
(RIED. Revista Iberoamericana de Educación a Distancia, 2020, Vol. 23, No 2, 2020-03)La Analítica del Aprendizaje (proveniente del término en inglés Learning Analytics) procesa los datos de los estudiantes, incluso los estudiantes menores de edad. El ciclo analítico consiste ... -
Determination of quantum numbers for several excited charmed mesons observed in B−→D*+π−π− decays
(Physical Review D, 2020, Vol. 101, n.3 (Febrer), 2020-01)A four-body amplitude analysis of the B−→D*+π−π− decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measured. Several quasi-model-independent ... -
Desarrollo técnico de la instalación interactiva multimedia DYSTOPIA
(2018)As a finalproject of the MasterinMultimedia Creation and Serious Games, the challenge of creating an interactive artistic piece was proposed from la Salle (Ramon Llull University), in ... -
Precision measurement of the B+c meson mass
(Journal of High Energy Physics, 2020, 123, 2020-07)A precision measurement of the B+c meson mass is performed using proton- proton collision data collected with the LHCb experiment at centre-of-mass energies of 7, 8 and 13 TeV, corresponding to a total ... -
Search for the Rare Decays B0s→e+e− and B0→e+e−
(Physical Review Letters, 2020, Vol.124, 211802, 2020-05)A search for the decays B0s→e+e− and B0→e+e− is performed using data collected with the LHCb experiment in proton-proton collisions at center-of-mass energies of 7, 8, and 13 TeV, corresponding to ... -
WASN-Based Day–Night Characterization of Urban Anomalous Noise Events in Narrow and Wide Streets
(Sensors, 2020, Vol. 20 No 17, 2020-08)In addition to air pollution, environmental noise has become one of the major hazards for citizens, being Road Traffic Noise (RTN) as its main source in urban areas. Recently, low-cost Wireless Acoustic ... -
Design of a Low-Cost Configurable Acoustic Sensor for the Rapid Development of Sound Recognition Applications
(Electronics, 2020, Vol. 9, No 7, 2020-07)Concerned about the noise pollution in urban environments, the European Commission (EC) has created an Environmental Noise Directive 2002/49/EC (END) requiring Member states to publish noise maps and ... -
Measurement of the ηc(1S) production cross-section in p p collisions at s√=13 TeV
(The European Phisical Journal C, 2020, 191, 2020-03)Using a data sample corresponding to an integrated luminosity of 2.0 fb−1, collected by the LHCb experiment, the production of the ηc(1S) state in proton–proton collisions at a centre-of-mass energy of ... -
Acoustic Description of the Soundscape of a Real-Life Intensive Farm and Its Impact on Animal Welfare: A Preliminary Analysis of Farm Sounds and Bird Vocalisations
(Sensors, 2020, Vol. 20 No 17, 2020-08)Poultry meat is the world’s primary source of animal protein due to low cost and is widelyeaten at a global level. However, intensive production is required to supply the demand although itgenerates ... -
Variation of Ionospheric Narrowband and Wideband Performance for a 12,760 km Transequatorial Link and Its Dependence on Solar and Ionospheric Activity
(Remote Sensing, 2020, Vol.12 no 17, 2020-08)The ionosphere provides a channel that is able to propagate electromagnetic waves for long-haul communications, allowing Non-Line-Of-Sight (NLOS) radio communications in the high-frequency band (HF). ... -
Analizando la innovación comercial en las empresas peruanas de manufactura de menor intensidad tecnologica
(Revista de Administração de Empresas, 2020, Vol.60, No 3, 2020-05)En la última década, la innovación no tecnológica ha llamado mucho el interés de los investigadores. Este tipo de innovación incluye la organizacional y comercial. El presente estudio se enfoca en dos ... -
Measurement of Ξ++cc production in pp collisions at √s= 13TeV
(Chinese Physics C, 2020, Vol. 44, no 2, 2020-02)The production of $\varXi _{cc}^ {++}$ baryons in proton-proton collisions at a centre-of-mass energy of $\sqrt{s}=13\;{\rm{TeV}}$ is measured in the transverse-momentum range $4 \lt p_{\rm{T}} \lt ... -
Observation of the semileptonic decay B+→pp¯¯¯μ+νμ
(Journal of High Energy Physics, 2020, 146, 2020-03)The Cabibbo-suppressed semileptonic decay B+→pp¯¯¯μ+νμ is observed for the first time using a sample of pp collisions corresponding to an integrated luminosity of 1.0, 2.0 and 1.7 fb−1 at centre-of-mass ... -
Observation of several sources of CP violation in B+ → π+ π+ π− decays
(Physical Review Letters, 2020, Vol.124, 031801, 2020-01)Observations are reported of different sources of CP violation from an amplitude analysis of B+→π+π+π− decays, based on a data sample corresponding to an integrated luminosity of 3 fb−1 of pp collisions ...