Now showing items 218-237 of 373

    • ¿Jóvenes productor*s de cultura visual? Reflexiones en torno a los resultados de un cuestionario 

      Aguirre Arriaga, Imanol Upna; Arriaga Azkarate, Amaia Upna; Marcellán Baraze, Idoia Upna; Olaiz, Ilargi Upna; Calvelhe, Lander Upna (Pamiela - Edarte, 2012)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This article presents the first analysed data from the research project “Youth as Visual Culture Producers: Artistic Skills and Savoir in Secondary Education” financed by the Spanish Innovation and Science Ministry ...
    • KISS methodologies for network management and anomaly detection 

      Vega, Carlos; Aracil Rico, Javier Upna; Magaña Lizarrondo, Eduardo Upna (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena
      Current networks are increasingly growing in size, complexity and the amount of monitoring data that they produce, which requires complex data analysis pipelines to handle data collection, centralization and analysis tasks. ...
    • Knowledge of the natural and social environment in ICT consumer children 

      Belletich Ruiz, Olga Upna; Pérez de Villarreal Zufiaurre, Maider Upna (Elsevier, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This study shows the influence of the current technological culture and ICT in the dynamics of socialization and the process of interaction with the reality of 2 to 4 year old children who are active or passive consumers ...
    • Latest research on long-range Brillouin distributed sensing 

      Loayssa Lara, Alayn Upna; Urricelqui Polvorinos, Javier Upna; Iribas Pardo, Haritz Upna; Mariñelarena Ollacarizqueta, Jon Upna; Mompó Roselló, Juan José Upna (SPIE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      We review the latest developments in long-range Brillouin optical time-domain analysis sensors. The factors that impair the performance of these sensors, particularly in terms of their distance range, are discussed together ...
    • Learning fuzzy measures for aggregation in fuzzy rule-based models 

      Saleh, Emran; Valls Aida; Moreno, Antonio Upna; Romero-Aroca, Pedro; Torra, Vicenç; Bustince Sola, Humberto Upna (Springer Verlag, 2018)   Contribución a congreso / Biltzarrerako ekarpena
      Fuzzy measures are used to express background knowledge of the information sources. In fuzzy rule-based models, the rule confidence gives an important information about the final classes and their relevance. This work ...
    • Lentes metálicas basadas en el fenómeno de transmisión extraordinaria para conseguir índices de refracción negativos 

      Navarro Cía, Miguel Upna; Beruete Díaz, Miguel Upna; Sorolla Ayza, Mario Upna; Campillo, Igor (2009)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this communication we report plano-concave and bi-concave metamaterial lenses based on the close stack of subwavelegnth hole arrays. Contrary to what is expected from cut-off holes, an engineered array of holes ...
    • La ley abolitoria de Fueros de 21 de julio de 1876 (antecedentes y paso por el Congreso) 

      Monreal Zia, Gregorio Upna (FEDHAV, 2013)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Los Fueros de Álava, Gipuzkoa y Bizkaia persistieron entre 1844 y 1876. El liberalismo español utilizó una hipotética vinculación entre las instituciones forales vascas y la insurrección carlista para ...
    • Línea de transmisión cuasi-óptica con modos gaussianos de orden superior para sistemas basados en gyrotrones tecnológicos para aplicaciones cerámicas 

      Río Bocio, Carlos del Upna; Gonzalo García, Ramón Upna; Möbius, Arnold; Sorolla Ayza, Mario Upna; Thumm, Manfred (1997)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, a description of a new compact microwave oven system based on a tecnological gyrotron for material processing applications is presented. The whole system has been designed by the Institute of Applied Physics ...
    • Lipogenic enzyme activity in growing Rasa Aragonesa lambs 

      Arana Navarro, Ana Upna; Soret Lafraya, Beatriz Upna; Corroza Muro, Manuel; Mendizábal Aizpuru, José Antonio Upna; Mendizábal Múgica, Francisco Javier; Horcada, Alberto; Eguinoa Ancho, Paola; Purroy Unanua, Antonio Upna (CIHEAM, 1995)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The lipogenic enzyme activity of the following enzymes was studied: Glycerol 3-phosphate dehydrogenase (G3PDH), fatty acids synthetase (FAS), NADP-Malate dehydrogenase (ME) and Glucose 6-phosphate dehydrogenase (G6PDH) ...
    • Low profile multi-frequency dipole antenna array based on planar meta-surfaces 

      Sáenz Sáinz, Elena Upna; Ikonen, Pekka; Gonzalo García, Ramón Upna; Ederra Urzainqui, Íñigo Upna; Tretyakov, Sergei A.; Maagt, Peter de (IEEE, 2007)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, the radiation performance of a low profile multi-frequency dipole antenna array with a planar meta-surface is presented. The meta-surface consists of two closely located parallel grids of short dipoles and ...
    • Low profile THz periodic leaky-wave antenna 

      Beaskoetxea Gartzia, Unai Upna; Beruete Díaz, Miguel Upna; Rodríguez Ulibarri, Pablo Upna; Etayo Salinas, David Upna; Sorolla Ayza, Mario Upna; Navarro Cía, Miguel Upna; Zehar, Mokhtar; Blary, Karine; Chahadih, Abdallah; Han, Xiang-Lei; Akalin, Tahsin (IEEE, 2014)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work, a 0.566THz flat leaky-wave antenna, consisting of a central λ0/2 slot surrounded by straight parallel wedge corrugations, is numerically and experimentally analyzed. Simulations show a moderately high gain ...
    • Manufacture and characteristics of wide bandwith, 3-D, EBG crystals for sub-millimetre antenna substrates 

      Azcona, L.; Alderman, B.; Huggard, P.G.; Gonzalo García, Ramón Upna; Martínez Pascual, Beatriz Upna; Ederra Urzainqui, Íñigo Upna; Río Bocio, Carlos del Upna; Hon, B.P. de; Beurden, M.C. van; Marchand, L.; Maagt, Peter de (2004)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    • Mapping the Pleurotus ostreatus genome 

      Castellón Gadea, Jordi; Pisabarro de Lucas, Gerardo Upna; Ramírez Nasto, Lucía Upna (Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Pleurotus ostreatus is a commercially important edible mushroom commonly known as oyster mushroom which has also important biotechnical applications. Industrial production of P.ostreatus is based on a solid fermentation process ...
    • Maternidades: entre el mérito social y la rémora profesional 

      Bogino Larrambebere, Mercedes Upna; Cis, Valeria (2008)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      En este póster se presenta como objeto de estudio la maternidad, un tema clásico en las teorías feministas que engloba distintos discursos teóricos, debates sociales y políticos. Se pretende explorar las presiones y tensiones ...
    • Measurements of a new gaussian profile corrugated horn antenna for millimeter wave applications 

      Gonzalo García, Ramón Upna; Martí Canales, J.; Teniente Vallinas, Jorge Upna; Río Bocio, Carlos del Upna; Sorolla Ayza, Mario Upna (IEEE, 1998)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The measurements results of a new design of corrugated horn antennas [1, 2, 3] following the gaussian expansion are presented in this paper. The performance of two corrugated horn antennas of this kind was verified in ...
    • Mejora de antenas metalo-dieléctricas en la banda de frecuencias GSM-UMTS mediante elementos en transmisión extraordinaria 

      Illescas, Jesús; Estévez, Aritz; Falcone Lanas, Francisco Javier Upna; Marcotegui, José Antonio Upna (2009)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work a dual band GSM/UMTS antenna is proposed. The antenna is based on a stacked planar structure, where the combination of collimation by Enhanced Transmission and the use of parasitic director elements is ...
    • Mejora de las características de antenas usando superestratos parche-slot-parche (PSP) 

      Betancourt Quiñones, Diego Upna; Ibáñez Loinaz, Asier; Río Bocio, Carlos del Upna (2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper the novel Patch-Slot-Patch (PSP) structure is presented. The frequency resonate characteristics of this structure are calculated and measured. Gain enhancement of 15 dB is obtained for PSP structure as ...
    • Mejoras de los parametros de radiacion de una antena choque-gaussiana para cobertura global 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (2004)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Extremely low sidelobe horn antennas are often required for the actual technology. This type of horn antennas is important to avoid interference with other systems. In this paper a novel design, consisting in attaching ...
    • Mejoras en la identificación de tráfico de aplicación basado en firmas 

      Santolaya Bea, Néstor; Magaña Lizarrondo, Eduardo Upna; Izal Azcárate, Mikel Upna; Morató Osés, Daniel Upna (2008)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Traffic identification has been based traditionally on transport protocol ports, associating always the same ports with the same applications. Nowadays that assumption is not true and new methods like signature identification ...
    • Las memorias de sostenibilidad de la Global Reporting Initiative 

      Archel Domench, Pablo Upna (Gobierno de Navarra, Departamento de Economía y Hacienda, 2003)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      En la pasada cumbre de Johanesburgo tuvo lugar la presentación de la Guía para la elaboración de memorias de sostenibilidad de la Global Reporting Initiative (GRI), un extenso documento que contiene pautas para orientar ...