• 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 Orcid; 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, ...
    • Chemical and mechanical stability of air annealed cathodic arc evaporated CrAlON coatings 

      Almandoz Sánchez, Eluxka Upna Orcid; Fuentes, Gonzalo G.; Palacio, José F.; Martínez de Bujanda Carasusán, Javier; Rodríguez Trías, Rafael Upna Orcid (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 ...
    • Coarse woody debris' invertebrate community is affected directly by canopy type and indirectly by thinning in mixed scots pine-European beech forests 

      Herrera Álvarez, Ximena Upna Orcid; Blanco Vaca, Juan Antonio Upna Orcid; Imbert Rodríguez, Bosco Upna Orcid; Álvarez, Willin; Rivadeneira Barba, Gabriela (MDPI, 2020)   Artículo / Artikulua  OpenAccess
      Research Highlights: Thinning and tree species alter the forest floor microclimate by modifying canopy cover, radiation, wind, and humidity. Thus, forest management can directly influence the edaphic mesofauna responsible ...
    • A compact CPW-fed ultra-wideband multi-input-multi-output (mimo) antenna for wireless communication networks 

      Ahmad, Sarosh; Khan, Shahid; Manzoor, Bilal; Soruri, Mohammad; Alibakhshikenari, Mohammad; Dalarsson, Mariana; Falcone Lanas, Francisco Javier Upna Orcid (IEEE, 2022)   Artículo / Artikulua  OpenAccess
      In this article, a compact coplanar waveguide (CPW) technique based ultra-wideband multiple-input-multiple-output (MIMO) antenna is proposed. The design is characterized by a broad impedance bandwidth starting from 3 GHz ...
    • Comparative study of nonparametric and parametric PV models to forecast AC power output of PV plants 

      Almeida, Marcelo Pinho; Muñoz Escribano, Mikel Upna; Parra Laita, Íñigo de la Upna Orcid; Perpiñán, Óscar; Narvarte Fernández, Luis (EU PVSEC, 2015)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, a comparison between two approaches to predict the AC power output of PV systems is carried out in terms of forecast performance. Each approach uses one of the two main types of PV modeling, parametric and ...
    • Comparative study of the metallurgical quality of primary and secondary AlSI10MnMg aluminium alloys 

      Bakedano, Asier; Niklas, Andrea; Fernández‐Calvo, Ana Isabel; Plata, Gorka; Lozares, Jokin; Berlanga Labari, Carlos Upna Orcid (MDPI, 2021)   Artículo / Artikulua  OpenAccess
      The use of secondary aluminium is increasingly being promoted in the automotive industry for environmental reasons. The purpose of this study was to demonstrate that it is possible to obtain a recycled AlSi10MnMg(Fe) ...
    • Comparison of experiment and simulation of ultrasonic mid-air haptic forces 

      Morales González, Rafael; Georgiou, Orestis; Marzo Pérez, Asier Upna Orcid; Frier, William (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Ultrasound mid-air haptics is an emerging technology with many applications in human-computer interactions. Despite great advances in related hardware and software, physics models that predict the resulting forces on a ...
    • A comparison of performance of SWAT and machine learning models for predicting sediment load in a forested Basin, Northern Spain 

      Jimeno-Sáez, Patricia; Martínez-España, Raquel; Casalí Sarasíbar, Javier; Pérez-Sánchez, Julio; Senent-Aparicio, Javier (Elsevier, 2021)   Artículo / Artikulua  OpenAccess
      In water bodies, sediment transport is a potential source of numerous negative effects on water resource projects and can damage environmental services. Two machine learning (ML) algorithms, the M5P and random forest (RF) ...
    • Complex selective manipulations of thermomagnetic programmable matter 

      Irisarri Erviti, Josu; Ezcurdia Aguirre, Íñigo Fermín Upna Orcid; Sandúa Fernández, Xabier; Galarreta Rodríguez, Itziar; Pérez de Landazábal Berganzo, José Ignacio Upna Orcid; Marzo Pérez, Asier Upna Orcid (Springer Nature, 2022)   Artículo / Artikulua  OpenAccess
      Programmable matter can change its shape, stiffness or other physical properties upon command. Previous work has shown contactless optically controlled matter or magnetic actuation, but the former is limited in strength ...
    • A comprehensive survey of 'metamaterial transmission-line based antennas: design, challenges, and applications' 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; Azpilicueta Fernández de las Heras, Leyre Upna Orcid; Naser Moghadasi, Mohammad; Falcone Lanas, Francisco Javier Upna Orcid (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      In this review paper, a comprehensive study on the concept, theory, and applications of composite right/left-handed transmission lines (CRLH-TLs) by considering their use in antenna system designs have been provided. It ...
    • A comprehensive survey on "Various decoupling mechanisms with focus on metamaterial and metasurface principles applicable to SAR and MIMO antenna systems" 

      Alibakhshikenari, Mohammad; Babaeian, Fatemeh; Virdee, Bal S.; Aïssa, Sonia; Azpilicueta Fernández de las Heras, Leyre Upna Orcid; See, Chan H.; Falcone Lanas, Francisco Javier Upna Orcid; Althuwayb, Ayman Abdulhadi; Huynen, Isabelle; Abd-Alhameed, Raed; Limiti, Ernesto (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      Nowadays synthetic aperture radar (SAR) and multiple-input-multiple-output (MIMO) antenna systems with the capability to radiate waves in more than one pattern and polarization are playing a key role in modern telecommunication ...
    • A comprehensive survey on 'circular polarized antennas' for existing and emerging wireless communication technologies 

      Nadeem, Iram; Alibakhshikenari, Mohammad; Babaeian, Fatemeh; Althuwayb, Ayman Abdulhadi; Virdee, Bal S.; Azpilicueta Fernández de las Heras, Leyre Upna Orcid; Khan, Salahuddin; Huynen, Isabelle; Falcone Lanas, Francisco Javier Upna Orcid; Denidni, Tayeb A.; Limiti, Ernesto (IOP Publishing, 2022)   Artículo / Artikulua  OpenAccess
      Circular polarized (CP) antennas are well suited for long-distance transmission attainment. In order to be adaptable for beyond 5G communication, a detailed and systematic investigation of their important conventional ...
    • Consensus image method for unknown noise removal 

      González Jaime, Luis; Kerre, Etienne E.; Nachtegael, Mike; Bustince Sola, Humberto Upna Orcid (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 ...
    • Consumers' willingness to pay for health claims during the COVID-19 pandemic: a moderated mediation analysis 

      Bou Fakhreddine, Lara; García Martínez, Marian; Sánchez García, Mercedes Upna Orcid; Schnettler, Berta (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      The COVID-19 pandemic has posed a substantial threat to people's lives and raised health concerns. This research explores the mediating role of consumers' attitudes towards health claims in the relationship between consumers' ...
    • Contactless electrostatic piloerection for haptic sensations 

      Iriarte Cárdenas, Naroa; Ezcurdia Aguirre, Íñigo Fermín Upna Orcid; Elizondo Martínez, Sonia; Irisarri Erviti, Josu; Hemmerling, Daria; Ortiz Nicolás, Amalia; Marzo Pérez, Asier Upna Orcid (IEEE, 2023)   Artículo / Artikulua  OpenAccess
      In this project, we create artificial piloerection using contactless electrostatics to induce tactile sensations in a contactless way. Firstly, we design various high-voltage generators and evaluate them in terms of their ...
    • Content-aware image smoothing based on fuzzy clustering 

      Antunes Dos Santos, Felipe; López Molina, Carlos Upna Orcid; Mir Fuentes, Arnau; Mendióroz Iriarte, Maite; Baets, Bernard de (Springer, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Literature contains a large variety of content-aware smoothing methods. As opposed to classical smoothing methods, content-aware ones intend to regularize the image while avoiding the loss of relevant visual information. ...
    • Control strategies to smooth short-term power fluctuations in large photovoltaic plants using battery storage systems 

      Marcos Álvarez, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; García Solano, Miguel Upna Orcid; Marroyo Palomo, Luis Upna Orcid (MDPI, 2014)   Artículo / Artikulua  OpenAccess
      The variations in irradiance produced by changes in cloud cover can cause rapid fluctuations in the power generated by large photovoltaic (PV) plants. As the PV power share in the grid increases, such fluctuations may ...
    • 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 Orcid; 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 ...
    • Coupled biomechanical response of the cornea assessed by non-contact tonometry. A simulation study 

      Ariza Gracia, Miguel A.; Zurita Gabasa, Jesús Upna; Piñero, David P.; Rodríguez Matas, José F.; Calvo, Begoña (Public Library of Science, 2015)   Artículo / Artikulua  OpenAccess
      The mechanical response of the cornea subjected to a non-contact air-jet tonometry diagnostic test represents an interplay between its geometry, the corneal material behavior and the loading. The objective is to study ...
    • CrAlON CAE-PVD coatings for oxidation and wear protection of TZM alloys in FAST sintering applications 

      Almandoz Sánchez, Eluxka Upna Orcid; Fernández de Ara, Jonathan; Martínez de Bujanda Carasusán, Javier; Palacio, José F.; Rodríguez Trías, Rafael Upna Orcid (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 ...

      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
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