Now showing items 1258-1277 of 1991

    • Multi-criteria evaluation of topographic correction methods 

      Sola Torralba, Ion Upna; González Audicana, María Upna; Álvarez Mozos, Jesús Upna (Elsevier, 2016)   Artículo / Artikulua  OpenAccess
      In the last decades, several topographic correction methods (TOC) have been proposed, but there is not an agreement on the best method. Furthermore, different evaluation criteria have been used in the past, and there is ...
    • Multi-tap complex-coefficient incoherent microwave photonic filters based on optical single-sideband modulation and narrow band optical filtering 

      Sagüés García, Mikel Upna; García Olcina, Raimundo; Loayssa Lara, Alayn Upna; Sales, S.; Capmany, José (Optical Society of America, 2008)   Artículo / Artikulua  OpenAccess
      We propose a novel scheme to implement tunable multi-tap complex coefficient filters based on optical single sideband modulation and narrow band optical filtering. A four tap filter is experimentally demonstrated to ...
    • A multi-year analysis of traffic accidents involving agricultural tractors 

      Arnal Atarés, Pedro Upna; López-Maestresalas, Ainara Upna; Arazuri Garín, Silvia Upna; Mangado, Jesús Upna; Jarén Ceballos, Carmen Upna (AIDIC, 2017)   Artículo / Artikulua  OpenAccess
      The agricultural sector in Spain is responsible for a high rate of accidents every year, and many of them are traffic accidents. Tractors are a relatively rare sight on roads, meaning that the incidence of accidents involving ...
    • Multiband one-way polarization conversion in complementary split-ring resonator based structures by combining chirality and tunneling 

      Serebryannikov, Andriy E.; Beruete Díaz, Miguel Upna; Mutlu, Mehmet; Ozbay, Ekmel (Optical Society of America, 2015)   Artículo / Artikulua  OpenAccess
      Multiband one-way polarization conversion and strong asymmetry in transmission inspired by it are demonstrated in ultrathin sandwiched structures that comprise two twisted aperture-type arrays of complementary split-ring ...
    • Multicolor layer-by-layer films using weak polyelectrolyte assisted synthesis of silver nanoparticles 

      Rivero Fuente, Pedro José Upna; Goicoechea Fernández, Javier Upna; Urrutia Azcona, Aitor Upna; Matías Maestro, Ignacio Upna; Arregui San Martín, Francisco Javier Upna (Springer, 2013)   Artículo / Artikulua  OpenAccess
      In the present study, we show that silver nanoparticles (AgNPs) with different shape, aggregation state and color (violet, green, orange) have been successfully incorporated into polyelectrolyte multilayer thin films using ...
    • Multifrequency focusing and wide angular scanning of terajets 

      Pacheco Peña, Víctor Upna; Beruete Díaz, Miguel Upna; Minin, Igor V.; Minin, Oleg V. (Optical Society of America, 2015)   Artículo / Artikulua  OpenAccess
      In the past, it has been demonstrated that it is possible to produce terajets with high resolution at its focus using 3D dielectric cuboids under plane-wave illumination. Here, a systematic study of the harmonic and angular ...
    • Multimodalidad y Patrimonio Cultural Inmaterial (PCI) 

      Asiain Ansorena, Alfredo Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2016)   Artículo / Artikulua  OpenAccess
      A partir de la necesidad de abordar el registro, el estudio y la transmisión de la multimodalidad y multisensorialidad del PCI, se plantea una reflexión sobre la metodología y los medios tecnológicos más idóneos para ...
    • Multiple pathway succession in coastal Tsuga heterophylla, Thuja plicata and Abies amabilis forests on northeastern Vancouver Island, British Columbia 

      Weber, Adrian; Kimmins, J.P. (Hamish); Gilbert, Benjamin; Lo, Yueh-Hsin Upna; Blanco Vaca, Juan Antonio Upna (NRC Research Press, 2014)   Artículo / Artikulua  OpenAccess
      Sustainable forest practices are often designed to mimic natural disturbance and successional processes, yet succession is poorly understood in many ecosystems. On northeastern Vancouver Island, the ‘disturbance hypothesis’ ...
    • Multiplexing of six micro-displacement suspended-core Sagnac interferometer sensors with a Raman-Erbium fiber laser 

      Bravo Acha, Mikel Upna; Fernández Vallejo, Montserrat Upna; Echapare Zabaleta, Mikel; López-Amo Sáinz, Manuel Upna; Kobelke, J.; Schuster, K. (Optical Society of America, 2013)   Artículo / Artikulua  OpenAccess
      This work experimentally demonstrates a long-range optical fiber sensing network for the multiplexing of fiber sensors based on photonic crystal fibers. Specifically, six photonic crystal fiber sensors which are based ...
    • A multipolar analysis of near-field absorption and scattering processes 

      Liberal Olleta, Íñigo Upna; Ederra Urzainqui, Íñigo Upna; Gonzalo García, Ramón Upna; Ziolkowski, Richard W. (IEEE, 2013)   Artículo / Artikulua  OpenAccess
      A multipolar formulation is adopted to investigate the absorption and scattering processes involved in near-field interactions. This approach allows one to determine the upper bounds for the absorbed and radiated powers ...
    • Multivalued contexts associated with criteria 

      Alcalde, Cristina; Burusco Juandeaburre, Ana Upna (Taylor & Francis, 2018)   Artículo / Artikulua  OpenAccess
      We are interested in the study of L-fuzzy contexts taking into account different criteria. These contexts arise when we want to analyze the relationship between objects and attributes from different points of view. ...
    • Murillo el Fruto: XIV. gizaldiko agiria 

      Salaberri Zaratiegi, Patxi Upna (Gobierno de Navarra. Institución Príncipe de Viana, 2015)   Artículo / Artikulua  OpenAccess
      En este trabajo se estudian los datos onomásticos, topónimos y antropónimos, que se recogen en el cuadernillo del s. xiv encontrado hace poco tiempo en el AG N. Está escrito en castellano, pese a tener ciertos rasgos ...
    • Muscle fitness to visceral fat ratio, metabolic syndrome and ideal cardiovascular health metrics 

      Ramírez Vélez, Robinson; Correa Rodríguez, María; Izquierdo Redín, Mikel Upna; Schmidt Río-Valle, Jacqueline; González Jiménez, Emilio (MDPI, 2019)   Artículo / Artikulua  OpenAccess
      This study aimed to investigate the association between the muscle fitness to visceral fat level (MVF) ratio and the prevalence of metabolic syndrome (MetS) and ideal cardiovascular health (CVH) metrics among college ...
    • Muscle strength cut-offs for the detection of metabolic syndrome in a nonrepresentative sample of collegiate students from Colombia 

      García Hermoso, Antonio; Tordecilla Sanders, Alejandra; Correa Bautista, Jorge Enrique; Peterson, Mark D.; Izquierdo Redín, Mikel Upna; Quino Ávila, Aura Cristina; Sandoval Cuellar, Carolina; González Ruiz, Katherine; Ramírez Vélez, Robinson (Elsevier, 2018)   Artículo / Artikulua  OpenAccess
      Background: Evidence shows an association between grip strength and health; however, grip strength cut-offs for the detection of metabolic syndrome (MetS) in Latin American populations are scarce. The purpose of this study ...
    • Mutants in the lipopolysaccharide of Brucella ovis are attenuated and protect against B. ovis infection in mice 

      Soler Lloréns, Pedro; Gil Ramírez, Yolanda Upna; Zabalza Baranguá, Ana Upna; Iriarte, Maite; Conde Álvarez, Raquel; Zúñiga Ripa, Amaia; San Román Aberasturi, Beatriz Upna; Zygmunt, Michel; Vizcaíno, Nieves; Cloeckaert, Axel; Grilló Dolset, María Jesús; Moriyón Uría, Ignacio; López Goñi, Ignacio (BioMed Central, 2014)   Artículo / Artikulua  OpenAccess
      Brucella spp. are Gram-negative bacteria that behave as facultative intracellular parasites of a variety of mammals. This genus includes smooth (S) and rough (R) species that carry S and R lipopolysaccharides (LPS), ...
    • Nafarroa Behereko hiru eskutitz 

      Kamino Kaminondo, Peio; Salaberri Zaratiegi, Patxi Upna (Gobierno de Navarra. Institución Príncipe de Viana, 2004)   Artículo / Artikulua  OpenAccess
      En este trabajo publicamos tres cartas en euskera de la Baja Navarra que fueron escritas en Argentina, primero con la grafía que el autor –Leon Erdozaintzi– emplea, después con grafía actual y finalmente traducidas al ...
    • Nafarroako ahozko mintzoaren aniztasuna 

      Ibarra Murillo, Orreaga Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2017)   Artículo / Artikulua  OpenAccess
      El euskera muestra una gran diversidad dialectal en Navarra; esta variación es bastante mayor que las lenguas colindantes. El objetivo de este artículo es el análisis de diversos textos que muestra esta diversidad ...
    • Nafarroako zenbait izengoitiren inguruan 

      Salaberri Zaratiegi, Patxi Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 1995)   Artículo / Artikulua  OpenAccess
      En este artículo hacemos un estudio de los sobrenombres o apodos recogidos en diversas notarías de la geografía foral, principalmente en documentos de los siglos XVI, XVII y XVIII, comparándolos con los recogidos por Andrés ...
    • Nanodeposition of materials with complex refractive index in long period fiber gratings 

      Del Villar, Ignacio Upna; Matías Maestro, Ignacio Upna; Arregui San Martín, Francisco Javier Upna; Achaerandio, Miguel Upna (IEEE, 2005)   Artículo / Artikulua  OpenAccess
      An overlay of higher refractive index than the cladding is deposited on a Long Period Fiber Grating (LPFG). This permits to improve in a great manner the sensitivity of the device to ambient and overlay refractive index ...
    • Nanofilms on a hollow core fiber 

      Matías Maestro, Ignacio Upna; Bravo Larrea, Javier Upna; Arregui San Martín, Francisco Javier Upna; Corres Sanz, Jesús María Upna (SPIE, 2006)   Artículo / Artikulua  OpenAccess
      We experimentally study the behavior of one multimode fiber–hollow core fiber–multimode fiber structure when nanofilms are deposited on it with the aim of developing practical evanescent field-based devices, such as sensors, ...