Now showing items 1838-1857 of 1943

    • Treatment effectiveness of intimate partner violence perpetration among patients in a drug-addiction programme 

      Fernández-Montalvo, Javier Upna; Arteaga Olleta, Alfonso Upna; López-Goñi, José Javier Upna (American Psychological Association, 2019)   Artículo / Artikulua  OpenAccess
      Objective: This article evaluates the treatment effectiveness of an integrated intervention compared to addiction treatment as usual (TAU) in reducing intimate partner violence perpetration (IPV-P) among patients in a ...
    • Trends in hospital morbidity from Alzheimer's disease in the European Union, 2000-2014 

      Niu, Hao; Álvarez Álvarez, Ismael; Aguinaga Ontoso, Inés Upna; Guillén Grima, Francisco Upna (SAGE, 2018)   Artículo / Artikulua  OpenAccess
      Background: Alzheimer’s disease (AD) has become a concerning public health issue. We aimed to analyse the trends of hospital morbidity from AD in the European Union (EU) in the period 2000-2014. Methods: Data from ...
    • Trends of mortality from Alzheimer's disease in the European Union, 1994-2013 

      Niu, Hao; Álvarez Álvarez, Ismael; Guillén Grima, Francisco Upna; Jamal Saad Al-Rahamneh, Moad; Aguinaga Ontoso, Inés Upna (Wiley, 2017)   Artículo / Artikulua  OpenAccess
      Background: In many countries, Alzheimer’s disease (AD) has gradually become a relevant disease in elderly populations. The aim of this study was to analyse trends of mortality caused by AD in the 28 member countries in ...
    • El triunfo del tiempo (representaciones culturales de temporalidades sociales) 

      Beriain Rázquin, Josetxo Upna (Universidad Complutense de Madrid, 1997)   Artículo / Artikulua  OpenAccess
      El título de este trabajo no es accidental sino que refleja la relación existente entre nuestras representaciones colectivas del tiempo y determinadas tramas de significación que actúan como mundos instituidos de significado ...
    • The Tsirelson space tau (p) has a unique unconditional basis up to permutation for 0 < p < 1 

      Albiac Alesanco, Fernando José Upna; Leránoz Istúriz, María Camino Upna (Hindawi Publishing Corporation, 2009)   Artículo / Artikulua  OpenAccess
      We show that the p-convexified Tsirelson space tau((p)) for 0 < p < 1 and all its complemented subspaces with unconditional basis have unique unconditional basis up to permutation. The techniques involved in the proof are ...
    • Tunable beam steering enabled by graphene metamaterials 

      Orazbayev, Bakhtiyar Upna; Beruete Díaz, Miguel Upna; Khromova, Irina Upna (Optical Society of America, 2016)   Artículo / Artikulua  OpenAccess
      We demonstrate tunable mid-infrared (MIR) beam steering devices based on multilayer graphene-dielectric metamaterials. The effective refractive index of such metamaterials can be manipulated by changing the chemical potential ...
    • Tunable deflection and asymmetric transmission of THz waves using a thin slab of graphene-dielectric metamaterial, with and without ENZ components 

      Serebryannikov, Andriy E.; Hajian, Hodjat; Beruete Díaz, Miguel Upna; Ozbay, Ekmel; Vandenbosch, Guy A. E. (Optical Society of America, 2018)   Artículo / Artikulua  OpenAccess
      Tunable deflection of obliquely incident, linearly polarized terahertz waves is theoretically studied in a wide frequency range around 20 THz, by combining a thin slab of graphene-dielectric metamaterial (with ten layers ...
    • Tunable electro-optic wavelength filter based on lossy-guided mode resonances 

      Corres Sanz, Jesús María Upna; Ascorbe Muruzabal, Joaquín Upna; Arregui San Martín, Francisco Javier Upna; Matías Maestro, Ignacio Upna (Optical Society of America, 2013)   Artículo / Artikulua  OpenAccess
      In this work an optical fiber tunable filter based on lossy guided-mode resonances (LGMR) is proposed. It consists of a multilayer structure deposited onto the surface of a plastic cladding removed multimode fiber. The ...
    • Two native plasmids of Pseudomonas syringae pathovar tomato strain PT23 share a large amount of repeated DNA, including replication sequences 

      Murillo Martínez, Jesús Upna; Keen, Noel T. (Blackwell Publishing, 1994)   Artículo / Artikulua  OpenAccess
      Strain PT23 of Pseudomonas syringae pv, tomato contains four native plasmids, designated A, B, C, and D. By DNA hybridization of genomic and plasmid DNA digests from the wild type and a plasmid-cured strain, we determined ...
    • El txistu y el tamboril en Navarra 

      Aranburu Urtasun, Mikel Upna (Gobierno de Navarra. Institución Príncipe de Viana, 2012)   Artículo / Artikulua  OpenAccess
      El conjunto flauta y tambor tocado por un solo ejecutante fue, probablemente, una invención medieval europea que se propagó con celeridad por los reinos cristianos. A Navarra llegó tempranamente a través del Camino ...
    • Type-2 fuzzy entropy-sets 

      Miguel Turullols, Laura de Upna; Santos, Helida; Sesma Sara, Mikel Upna; Bedregal, Benjamin; Jurío Munárriz, Aránzazu Upna; Bustince Sola, Humberto Upna (IEEE, 2017)   Artículo / Artikulua  OpenAccess
      The final goal of this study is to adapt the concept of fuzzy entropy of De Luca and Termini to deal with Type-2 Fuzzy Sets. We denote this concept Type-2 Fuzzy Entropy-Set. However, the construction of the notion of ...
    • Ultra-compact planoconcave zoned metallic lens based on the fishnet metamaterial 

      Pacheco Peña, Víctor Upna; Orazbayev, Bakhtiyar Upna; Torres Landívar, Víctor Upna; Beruete Díaz, Miguel Upna; Navarro Cía, Miguel Upna (AIP Publishing, 2013)   Artículo / Artikulua  OpenAccess
      A 1.5λ0 -thick planoconcave zoned lens based on the fishnet metamaterial is demonstrated experimentally at millimeter wavelengths. The zoning technique applied allows a volume reduction of 60% compared to a full fishnet ...
    • Ultra-long (290 km) remote interrogation sensor network based on a random distributed feedback fiber laser 

      Miguel Soto, Verónica de; Leandro González, Daniel Upna; López-Amo Sáinz, Manuel Upna (Optical Society of America, 2018)   Artículo / Artikulua  OpenAccess
      In this work, an interferometric sensor has been interrogated 290 km away from the monitoring station, reaching the longest distance in fiber optic sensing up to date. This has been attained by employing a double-pumped ...
    • Ultra-wide band corrugated profiled horn antenna design 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (IEEE, 2002)   Artículo / Artikulua  OpenAccess
      Nowadays, an increasing number of applications need stable radiation patterns with low sidelobes and low crosspolar levels in a very wide bandwidth. Gaussian Profiled Horn Antennas (GPHA’s) have demonstrated its feasibility ...
    • Ultra-wideband metamaterial filter based on electroinductive-wave coupling between microstrips 

      Navarro Cía, Miguel Upna; Carrasco, J.M.; Beruete Díaz, Miguel Upna; Falcone Lanas, Francisco Javier Upna (EMW Publishing, 2009)   Artículo / Artikulua  OpenAccess
      In this work, we analyse the frequency response of microstrip lines coupled by complementary split ring resonators (CSRRs) etched on the ground plane supporting electroinductive waves (EIWs). The single-particle ...
    • Ultrahigh-sensitivity sensors based on thin-film coated long period gratings with reduced diameter, in transition mode and near the dispersion turning point 

      Del Villar, Ignacio Upna (Optical Society of America, 2015)   Artículo / Artikulua  OpenAccess
      The mode transition and the dispersion turning point have been explored for optimization of thin-film coated long period fiber gratings during the last years. In this work and additional parameter, the cladding diameter, ...
    • Ultzamako hizkeraren polimorfismo aizenaren inflexioan 

      Ibarra Murillo, Orreaga Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 1995)   Artículo / Artikulua  OpenAccess
      El objetivo de este artículo es mostrar y analizar la variación sincrónica que surge en la inflexión nominal en una variedad del euskara, -la variedad alto-navarra de Lizaso-. Demostraremos que la variación fonética no se ...
    • Umbrales de representación y proporcionalidad 

      Urdánoz Ganuza, Jorge Upna (Centro de Investigaciones SociológicasREIS, 2008)   Artículo / Artikulua  OpenAccess
      ¿Cómo medir la proporcionalidad de los sistemas de representación proporcional (RP)? Esta cuestión se ha confundido con la de los denominados «umbrales de representación». En el artículo se repasa la historia del descubrimiento ...
    • Unbalanced interval-valued OWA operators 

      Miguel Turullols, Laura de Upna; Bustince Sola, Humberto Upna; Barrenechea Tartas, Edurne Upna; Pagola Barrio, Miguel Upna; Fernández Fernández, Francisco Javier Upna (Springer Berlin Heidelberg, 2016)   Artículo / Artikulua  OpenAccess
      In this work, we introduce a new class of functions defned on the interval-valued setting. These functions extend classical OWA operators but allow for diferent weighting vectors to handle the lower bounds and the ...
    • Uncertainties caused by source directivity in room-acoustic investigations 

      San Martín Murugarren, Ricardo Upna; Arana Burgui, Miguel Upna (Acoustical Society of America (ASA), 2008)   Artículo / Artikulua  OpenAccess
      Although deviations in the measurement of acoustic parameters should be lower than the subjectively perceivable change in the corresponding parameter measured, this study reflects that directionality of sound sources could ...