• Epigenetic clock indicates accelerated aging in glial cells of progressive multiple sclerosis patients 

      Kular, Lara; Klose, Dennis; Urdánoz Casado, Amaya Upna Orcid; Ewing, Ewoud; Planell, Nuria; Gómez-Cabrero, David; Needhamsen, Maria; Jagodic, Maja (Frontiers Media, 2022)   Artículo / Artikulua  OpenAccess
      Background: Multiple sclerosis (MS) is a chronic inflammatory neurodegenerative disease of the central nervous system (CNS) characterized by irreversible disability at later progressive stages. A growing body of ...
    • Equivalency of four research-grade movement sensors to assess movement behaviors and its implications for population surveillance 

      Migueles, Jairo H.; Molina García, Pablo; Torres-López, Lucía V.; Cadenas-Sánchez, Cristina Upna Orcid; Rowlands, Alex V.; Ebner-Priemer, Ulrich W.; Koch, Elena D.; Reif, Andreas; Ortega, Francisco B. (Springer Nature, 2022)   Artículo / Artikulua  OpenAccess
      The benefits of physical activity (PA) and sleep for health, accurate and objective population-based surveillance is important. Monitor-based surveillance has potential, but the main challenge is the need for replicable ...
    • Estrategias avanzadas de gestión energética basadas en predicción para microrredes electrotérmicas 

      Pascual Miqueleiz, Julio María Upna Orcid (2016)   Tesis doctoral / Doktoretza tesia  OpenAccess
      El primer objetivo concreto de la tesis consiste en estudiar los perfiles de potencia de los diferentes elementos de la microrred y su interacción, ya sea directa, en el caso de flujos de potencia confluyentes, o indirecta, ...
    • ETOMIC advanced network monitoring system for future Internet experimentation 

      Csabai, István; Fekete, Attila; Hága, Péter; Hullár, Béla; Kurucz, Gábor; Laki, Sándor; Mátray, Péter; Stéger, József; Vattay, Gábor; Espina Antolín, Félix Upna; García-Jiménez, Santiago Upna Orcid; Izal Azcárate, Mikel Upna Orcid; Magaña Lizarrondo, Eduardo Upna Orcid; Morató Osés, Daniel Upna Orcid; Aracil Rico, Javier Upna; Gómez, Francisco; González, Iván; López Buedo, Sergio; Moreno, Víctor; Ramos, Javier (Springer-Verlag Berlin Heidelberg, 2010)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      ETOMIC is a network traffic measurement platform with high precision GPS-synchronized monitoring nodes. The infrastructure is publicly available to the network research community, supporting advanced experimental ...
    • Evaluation of the impact of changing from rainfed to irrigated agriculture in a mediterranean watershed in Spain 

      Oduor, Brian Omondi; Campo-Bescós, Miguel Upna Orcid; Lana Renault, Noemí; Alfaro Echarri, Alberto; Casalí Sarasíbar, Javier (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      The conversion of cultivated areas from rainfed to irrigated agriculture alters the watershed’s hydrology and could affect the water quality and quantity. This study examined how streamflow, nitrate load, and nitrate ...
    • Experimental assessment of cycling ageing of lithium-ion second-life batteries from electric vehicles 

      Braco Sola, Elisa Upna; San Martín Biurrun, Idoia Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid (Elsevier, 2020)   Artículo / Artikulua  OpenAccess
      The reutilization of batteries from electric vehicles allows to benefit from their remaining energy capacity and to increase their lifespan. The applications considered for the second life of these batteries are less ...
    • Experimental assessment of first- and second-life electric vehicle batteries: performance, capacity dispersion, and aging 

      Braco Sola, Elisa Upna; San Martín Biurrun, Idoia Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      Nowadays, the reuse of electric vehicle batteries is considered to be a feasible alternative to recycling, as it allows them to benefit from their remaining energy capacity and to enlarge their lifetime. Stationary ...
    • Experimental investigation of the particle oscillation instability in a single-axis acoustic levitator 

      Brizzotti Andrade, Marco Aurélio; Polychronopoulos, Spyros; Memoli, Gianluca; Marzo Pérez, Asier Upna Orcid (AIP Publishing, 2019)   Artículo / Artikulua  OpenAccess
      Single-axis acoustic levitators are employed in biomedicine, chemistry and physics experiments due to their ability to trap in mid-air objects of a wide range of materials and sizes. Although this type of levitator has ...
    • Exploring the potential of the dynamic hysteresis loops via high field, high frequency and temperature adjustable AC magnetometer for magnetic hyperthermia characterization 

      Rodrigo, Irati; Castellanos Rubio, Idoia; Garayo Urabayen, Eneko Upna Orcid; Arriortua, Oihane K.; Insausti, Maite (Taylor & Francis, 2020)   Artículo / Artikulua  OpenAccess
      Aim: The Specific Absorption Rate (SAR) is the key parameter to optimize the effectiveness of magnetic nanoparticles in magnetic hyperthermia. AC magnetometry arises as a powerful technique to quantify the SAR by computing ...
    • Fast capacity and internal resistance estimation method for second-life batteries from electric vehicles 

      Braco Sola, Elisa Upna; San Martín Biurrun, Idoia Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      The success of second-life (SL) Li-ion batteries from electric vehicles is still conditioned by their technical and economic viability. The knowledge of the internal parameters of retired batteries at the repurposing stage ...
    • Fitness, physical activity and academic achievement in overweight/obese children 

      Cadenas-Sánchez, Cristina Upna Orcid; Migueles, Jairo H.; Esteban Cornejo, Irene; Mora González, José; Henriksson, Pontus; Rodríguez Ayllon, María; Molina García, Pablo; Löf, M.; Labayen Goñi, Idoia Upna Orcid; Hillman, Charles H.; Catena, Andrés; Ortega, Francisco B. (Taylor & Francis, 2020)   Artículo / Artikulua  OpenAccess
      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 ...
    • Fluorescent molecular beacons mimicking RNA secondary structures to study RNA chaperone activity 

      Menéndez Gil, Pilar; Caballero Sánchez, Carlos Upna; Solano Goñi, Cristina Upna Orcid; Toledo Arana, Alejandro Upna Orcid (Humana Press, 2020)   Capítulo de libro / Liburuen kapitulua  OpenAccess
      Molecular beacons (MBs) are oligonucleotide probes with a hairpin-like structure that are typically labelled at the 5′ and 3′ ends with a fluorophore and a quencher dye, respectively. The conformation of the MB acts as a ...
    • A food web approach reveals the vulnerability of biocontrol services by birds and bats to landscape modification at regional scale 

      Herrera, José M.; Silva, Bruno; Jiménez-Navarro, Gerardo; Barreiro, Silvia; Melguizo-Ruiz, Nereida; Moreira, Francisco; Vasconcelos, Sasha; Morgado, Rui; Rodríguez Pérez, Javier (Nature Research, 2021)   Artículo / Artikulua  OpenAccess
      Pest control services provided by naturally occurring species (the so-called biocontrol services) are widely recognized to provide key incentives for biodiversity conservation. This is particularly relevant for vertebrate-mediated ...
    • A frequency reconfigurable compact planar inverted-F antenna for portable devices 

      Ghaffar, Adnan; Altaf, Ahsan; Aneja, Aayush; Li, Xue Jun; Khan, Salahuddin; Alibakhshikenari, Mohammad; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (Hindawi, 2022)   Artículo / Artikulua  OpenAccess
      In this paper, a low-profile, compact size, inexpensive, and easily integrable frequency reconfigurable antenna system is proposed. The proposed antenna consists of an inverted-F shape antenna, capacitors, and switching ...
    • Fuzzy logic-based energy management system design for residential grid-connected microgrids 

      Arcos Avilés, Diego; Pascual Miqueleiz, Julio María Upna Orcid; Marroyo Palomo, Luis Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; 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 ...
    • Gas sensor based on lossy mode resonances by means of thin graphene oxide films fabricated onto planar coverslips 

      Vitoria Pascual, Ignacio Upna Orcid; Gallego Martínez, Elieser Ernesto; Melendi Espina, Sonia; Hernáez Sáenz de Zaitigui, Miguel Upna Orcid; Ruiz Zamarreño, Carlos Upna Orcid; Matías Maestro, Ignacio Upna Orcid (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      The use of planar waveguides has recently shown great success in the field of optical sensors based on the Lossy Mode Resonance (LMR) phenomenon. The properties of Graphene Oxide (GO) have been widely exploited in various ...
    • Generalized approach to quantum interference in lossy N-port devices via a singular value decomposition 

      Hernández Martínez, Osmery; Liberal Olleta, Íñigo Upna Orcid (Optica, 2022)   Artículo / Artikulua  OpenAccess
      Modeling quantum interference in the presence of dissipation is a critical aspect of quantum technologies. Including dissipation into the model of a linear device enables for assessing the detrimental impact of photon loss, ...
    • Generative adversarial networks for bitcoin data augmentation 

      Zola, Francesco; Bruse, Jan Lukas; Etxeberria Barrio, Xabier; Galar Idoate, Mikel Upna Orcid; Orduna Urrutia, Raúl Upna Orcid (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In Bitcoin entity classification, results are strongly conditioned by the ground-truth dataset, especially when applying supervised machine learning approaches. However, these ground-truth datasets are frequently affected ...
    • Geometric multigrid methods for Darcy–Forchheimer flow in fractured porous media 

      Arrarás Ventura, Andrés Upna Orcid; Gaspar, F. J.; Portero Egea, Laura Upna Orcid; Rodrigo, C. (Elsevier, 2019)   Artículo / Artikulua  OpenAccess
      In this paper, we present a monolithic multigrid method for the efficient solution of flow problems in fractured porous media. Specifically, we consider a mixed-dimensional model which couples Darcy flow in the porous ...
    • Grape stems as preservative in Tempranillo wine 

      Pires Nogueira, Danielle; Jiménez Moreno, Nerea Upna Orcid; Esparza Catalán, Irene Upna; Moler Cuiral, José Antonio Upna Orcid; Ancín Azpilicueta, Carmen Upna Orcid (2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      SO2 is the most widely used preservative in the wine industry. However, there are several drawbacks related with the use of SO2 in wine, such as, its toxicity and the unpleasant odor in case of excess [1]. These reasons ...

      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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