Recent Submissions

  • Meta-surface wall suppression of mutual coupling between microstrip patch antenna arrays for THz-band applications 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; See, Chan H.; Falcone Lanas, Francisco Javier Upna (EMW Publishing, 2018)   Artículo / Artikulua  OpenAccess
    This paper presents a novel 2D meta-surface wall to increase the isolation between microstrip patch radiators in an antenna array that is operating in the teraherz (THz) band of 139-141 GHz for applications including ...
  • Aldosterone impairs mitochondrial function in human cardiac fibroblasts via A-kinase anchor protein 12 

    Ibarrola Ulzurrun, Jaime Francisco Upna; Sádaba Sagredo, Rafael; Martínez Martínez, Ernesto; García Peña, Amaia; Gaínza Calleja, Alicia (Springer, 2018)   Artículo / Artikulua  OpenAccess
    Aldosterone (Aldo) contributes to mitochondrial dysfunction and cardiac oxidative stress. Using a proteomic approach, A-kinase anchor protein (AKAP)-12 has been identified as a down-regulated protein by Aldo in human cardiac ...
  • Fuzzy logic-based energy management system design for residential grid-connected microgrids 

    Arcos Avilés, Diego; Pascual Miqueleiz, Julio María Upna; Marroyo Palomo, Luis Upna; Sanchís Gúrpide, Pablo Upna; Guinjoan Gispert, Francesc (IEEE, 2018)   Artículo / Artikulua  OpenAccess
    This paper presents the design of a low complexity fuzzy logic controller of only 25-rules to be embedded in an energy management system for a residential grid-connected microgrid including renewable energy sources and ...
  • Wideband printed monopole antenna for application in wireless communication systems 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna (IET, 2018)   Artículo / Artikulua  OpenAccess
    Empirical results of an electrically small printed monopole antenna are described with a fractional bandwidth of 185% (115 MHz to 2.90 GHz) for return-loss better than 10 dB, peak gain and radiation efficiency at 1.45 GHz ...
  • Chemical and mechanical stability of air annealed cathodic arc evaporated CrAlON coatings 

    Almandoz Sánchez, Eluxka Upna; Fuentes, Gonzalo G.; Fernández Palacio, José; Martínez de Bujanda Carasusán, Javier; Rodríguez Trías, Rafael Upna (Elsevier, 2018)   Artículo / Artikulua  OpenAccess
    This study reports the synthesis and characterization of ternary Cr-Al-O and quaternary Cr-Al-O-N coatings deposited by cathodic arc physical vapour deposition, for various nitrogen and oxygen mass flow ratios during the ...
  • CrAlON CAE-PVD coatings for oxidation and wear protection of TZM alloys in FAST sintering applications 

    Almandoz Sánchez, Eluxka Upna; Fernández de Ara, Jonathan; Martínez de Bujanda Carasusán, Javier; Fernández Palacio, José; Rodríguez Trías, Rafael Upna (Elsevier, 2018)   Artículo / Artikulua  OpenAccess
    In this work CrAlO and CrAlO/CrAlN multilayers deposited by cathodic arc evaporation are evaluated as protective films in metal and ceramic powder FAST sintering tool dies fabricated in titanium-zirconium-molybdenum allows ...
  • Correlation between discharge timings of pairs of motor units reveals the presence but not the proportion of common synaptic input to motor neurons 

    Rodríguez Falces, Javier Upna; Negro, Francesco; Farina, Dario (American Physiological Society, 2017)   Artículo / Artikulua  OpenAccess
    We investigated whether correlation measures derived from pairs of motor unit (MU) spike trains are reliable indicators of the degree of common synaptic input to motor neurons. Several 50-s isometric contractions of the ...
  • Validated short country reports 

    Rubio Varas, María del Mar (compiladora) Upna (2019)   Informe / Txostena  OpenAccess
    This is the longest of the deliverables produced by the research consortium HoNEST (short for "History of Nuclear Energy and Society". HoNESt's central objective was to understand how societies have engaged with nuclear ...
  • Quantitative proteomics reveals the importance of nitrogen source to control glucosinolate metabolism in Arabidopsis thaliana and Brassica oleracea 

    Marino Bilbao, Daniel Upna; Ariz, Idoia Upna; Lasa Larrea, Berta; Santamaría, Enrique; Aparicio Tejo, Pedro María Upna (Oxford University Press, 2016)   Artículo / Artikulua  OpenAccess
    Accessing different nitrogen (N) sources involves a profound adaptation of plant metabolism. In this study, a quantitative proteomic approach was used to further understand how the model plant Arabidopsis thaliana adjusts ...
  • Linkages between climate, seasonal wood formation and mycorrhizal mushroom yields 

    Primicia Alvarez, Irantzu Upna; Camarero, Jesús Julio; Martínez de Aragón, Juan; Miguel, Sergio de; Bonet, José Antonio (Elsevier, 2016)   Artículo / Artikulua  OpenAccess
    Fungi provide important forest ecosystem services worldwide. In Mediterranean pine forests, predicted warmer and drier conditions could lead to a decline in mushroom yields. Climate is a key factor regulating both tree ...
  • Consensus image method for unknown noise removal 

    González Jaime, Luis; Kerre, Etienne E.; Nachtegael, Mike; Bustince Sola, Humberto Upna (Elsevier, 2014)   Artículo / Artikulua  OpenAccess
    Noise removal has been, and it is nowadays, an important task in computer vision. Usually, it is a previous task preceding other tasks, as segmentation or reconstruction. However, for most existing denoising algorithms the ...
  • An inventory-routing problem with stochastic demand and stock-out: a solution and risk analysis using simheuristics 

    Onggo, Bhakti Stephan; Juan, Ángel Alejandro; Panadero, Javier; Corlu, Canan Gunes; Agustín Martín, Alba (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena
    Supply chain operations have become more complex. Hence, in order to optimise supply chain operations, we often need to simplify the optimisation problem in such a way that it can be solved efficiently using either exact ...
  • LeviSense: a platform for the multisensory integration in levitating food and insights into its effect on flavour perception 

    Chi, Thanh Vi; Marzo Pérez, Asier Upna; Memoli, Gianluca; Maggioni, Emanuela; Ablart, Damien (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
    Eating is one of the most multisensory experiences in everyday life. All of our five senses (i.e. taste, smell, vision, hearing and touch) are involved, even if we are not aware of it. However, while multisensory integration ...
  • Step-based metrics and overall physical activity in children with overweight or obesity: cross-sectional study 

    Migueles, Jairo H.; Cadenas-Sánchez, Cristina; Aguiar, Elroy J.; Molina García, Pablo; Solís Urra, Patricio; Mora González, Jose; García Mármol, Eduardo; Shiroma, Eric J.; Labayen Goñi, Idoia Upna; Chillón, Palma; Löf, M.; Tudor Locke, Catrine; Ortega, Francisco B. (JMIR Publications, 2020)   Artículo / Artikulua  OpenAccess
    Background: Best-practice early interventions to increase physical activity (PA) in children with overweight and obesity should be both feasible and evidence based. Walking is a basic human movement pattern that is practical, ...
  • Cardiorespiratory fitness, muscular strength, and obesity in adolescence and later chronic disability due to cardiovascular disease: a cohort study of 1 million men 

    Henriksson, Hanna; Henriksson, Pontus; Tynelius, Per; Ekstedt, Mattias; Berglind, Daniel; Labayen Goñi, Idoia Upna; Ruiz, Jonatan R.; Lavie, Carl J.; Ortega, Francisco B. (Oxford University Press, 2020)   Artículo / Artikulua  OpenAccess
    Aims: Cardiorespiratory fitness, muscular strength, and obesity in adulthood are risk factors for cardiovascular disease (CVD). However, little is known regarding the associations of these risk factors, already in adolescence, ...
  • High-gain metasurface in polyimide on-chip antenna based on CRLH-TL for sub-terahertz integrated circuits 

    Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna; Limiti, Ernesto (Nature Research, 2020)   Artículo / Artikulua  OpenAccess
    This paper presents a novel on-chip antenna using standard CMOS-technology based on metasurface implemented on two-layers polyimide substrates with a thickness of 500 μm. The aluminium ground-plane with thickness of 3 μm ...
  • Fitness, physical activity and academic achievement in overweight/obese children 

    Cadenas-Sánchez, Cristina; Migueles, Jairo H.; Esteban Cornejo, Irene; Mora González, Jose; Henriksson, Pontus; Rodríguez Ayllon, María; Molina García, Pablo; Löf, M.; Labayen Goñi, Idoia Upna; Hillman, Charles H.; Catena, Andrés; Ortega, Francisco B. (Taylor & Francis, 2020)   Artículo / Artikulua
    The aim of this study was to examine the associations of fitness and physical activity with academic achievement in children with overweight/obesity. A total of 106 (10.0 ± 1.1y, 61 boys) children participated. The fitness ...
  • Topological features dictate the mechanics of the mammalian brains 

    Sáez, Pablo; Duñó, C.; Sun, L.Y.; Antonovaite, N.; Malvè, Mauro Upna; Tost, D.; Goriely, A. (Elsevier, 2020)   Artículo / Artikulua
    Understanding brain mechanics is crucial in the study of pathologies involving brain deformations such as tumor, strokes, or in traumatic brain injury. Apart from the intrinsic mechanical properties of the brain tissue, ...
  • Differences in brain volume between metabolically healthy and unhealthy overweight and obese children: the role of fitness 

    Cadenas-Sánchez, Cristina; Esteban Cornejo, Irene; Migueles, Jairo H.; Labayen Goñi, Idoia Upna; Verdejo Román, Juan; Mora González, Jose; Henriksson, Pontus; Maldonado, José; Gómez Vida, José; Hillman, Charles H.; Erickson, Kirk I.; Kramer, Arthur F.; Catena, Andrés; Ortega, Francisco B. (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    The aim of this study was to examine whether metabolically healthy overweight/obese children have greater global and regional gray matter volumes than their metabolically unhealthy peers. We further examined the association ...
  • Optimizing energy consumption in transportation: literature review, insights, and research opportunities 

    Corlu, Canan Gunes; Torre, Rocío de la Upna; Serrano Hernández, Adrián Upna; Juan, Ángel Alejandro; Faulín Fajardo, Javier Upna (MDPI, 2020)   Artículo / Artikulua  OpenAccess
    From airplanes to electric vehicles and trains, modern transportation systems require large quantities of energy. These vast amounts of energy have to be produced somewhere—ideally by using sustainable sources—and then ...

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