Listar Investigaciones financiadas por la Unión Europea (OpenAire) - Europar Batasunak finantzatutako ikerketak (OpenAire) por título

Mostrando ítems 160-179 de 263

    • Multipactor breakdown analysis of Ku-band meandered low-pass filter 

      Sami, Abdul Upna; Teberio Berdún, Fernando Upna Orcid; Arnedo Gil, Israel; Martín Iglesias, Petronilo; Lopetegui Beregaña, José María; Gómez Laso, Miguel Ángel Upna Orcid; Arregui Padilla, Iván Upna Orcid (2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work, a very compact rectangular waveguide low-pass filter with meandered topology based on commensurate lines for Ku-band satellite applications is analysed for high-power handling capabilities. The device consists ...

    • Multiparameter sensor based on a multiinterferometric serial configuration for temperature and strain measurements 

      Pérez Herrera, Rosa Ana Upna Orcid; Bravo Acha, Mikel Upna Orcid; Leandro González, Daniel Upna Orcid; Novais, Susana; Pradas Martínez, Javier Upna; López-Amo Sáinz, Manuel Upna Orcid (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      In this work, a multi-parameter point sensor based on the combination of Fabry-Perot (FP) and the anti-resonant (AR) reflecting guidance in cascade configuration is proposed and experimentally demonstrated. This structure, ...

    • Multiplexing optical fiber Fabry-Perot interferometers based on air-microcavities 

      Pérez Herrera, Rosa Ana Upna Orcid; Novais, Susana; Bravo Acha, Mikel Upna Orcid; Leandro González, Daniel Upna Orcid; Silva, Susana; Frazão, Orlando; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work we demonstrate the multiplexing capability of new optical fiber Fabry-Perot interferometers based on airmicrocavities using a commercial FBG interrogator. Three optimized air-microcavity interferometer sensors ...

    • Multivariate statistical analysis and odor taste network to reveal odor taste associations 

      Guichard, Elisabeth; Barba González-Albo, Carmen Upna Orcid; Thomas-Gaudin, Thierry; Tromelin, Anne (ACS, 2020)   Artículo / Artikulua  OpenAccess
      Odor−taste association has been successfully applied to enhance taste perception in foods with low sugar or lowsalt content. Nevertheless, selecting odor descriptors with a given associated taste remains a challenge. In ...

    • Mutual-coupling reduction in metamaterial substrate integrated waveguide slotted antenna arrays using metal fence isolators for SAR and MIMO applications 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      A new type of mutual coupling reduction technique is applied to metamaterial substrate integrated waveguide (SIW) slotted antenna array. The circular shaped reference SIW antenna array is constructed from Alumina substrate ...

    • Nature-based strategies to regenerate the functioning and biodiversity of vineyards 

      Ochoa‐Hueso, Raúl; Cantos‐Villar, Emma; Puertas, Belén; Aguiar del Río, Juan F.; Belda, Ignacio; Delgado-Baquerizo, Manuel; Fernández, Victoria; Gallardo, Antonio; García-Morales, José L.; Garde-Cerdán, Teresa; Santesteban García, Gonzaga Upna Orcid; Lazcano, Cristina; Liberal, Isabel M.; Serrano-Grijalva, Lilia; Tortosa, Germán; Casimiro‐Soriguer, Ramón (Wiley, 2024)   Artículo / Artikulua  OpenAccess
      Grapevine is one of the most important perennial fruit crops worldwide. Historically, vineyards were compatible with soil conservation practices and multitrophic biodiversity, but vineyards are now generally eroded and ...

    • New approach to suppress mutual coupling between longitudinal-slotted arrays based on SIW antenna loaded with metal-fences working on VHF/UHF frequency-bands: study, investigation, and principle 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; Khalily, Mohsen; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this work it is demonstrated that substrate integrated waveguide longitudinal slotted array antenna (SIWLSAA) which is loaded with metal fences exhibits high-isolation across VHF/UHF bands. A reference SIWLSAA used for ...

    • New challenges in organic fertilization: soil quality indicators under long-term sewage sludge application 

      Simoes da Mota, Ana Claudia (2023)   Tesis doctoral / Doktoretza tesia
      Soils represent a fundamental part of life on Earth and represent a crucial player on climate change action, for their capacity to sequester atmospheric carbon (C) through organic matter stabilization, constituting one of ...

    • New functions for Cyt proteins and sporulation determinants in Bacillus thuringiensis 

      Lai, Liliana Upna Orcid (2023)   Tesis doctoral / Doktoretza tesia
      En este estudio, primero nos centramos a encontrar nuevas proteínas insecticidas y factores sinérgicos con actividad contra larvas de A. albopictus. Nuestro primer objetivo, fue caracterizar la actividad individual de ...

    • New horizons in near-zero refractive index photonics and hyperbolic metamaterials 

      Lobet, Michaël; Kinsey, Nathaniel; Liberal Olleta, Íñigo Upna Orcid; Caglayan, Humeyra; Huidobro, Paloma A.; Galiffi, Emanuele; Mejía-Salazar, Jorge Ricardo; Palermo, Giovanna; Jacob, Zubin; Maccaferri, Nicolò (American Chemical Society, 2023)   Artículo / Artikulua  OpenAccess
      The engineering of the spatial and temporal properties of both the electric permittivity and the refractive index of materials is at the core of photonics. When vanishing to zero, those two variables provide efficient knobs ...

    • A new role for aldosterone/mineralocorticoid receptor pathway in the development of mitral valve prolapse 

      Ibarrola Ulzurrun, Jaime Francisco Upna (2019)   Tesis doctoral / Doktoretza tesia  OpenAccess
      La hipótesis de trabajo es que la vía Aldosterona/Receptor Mineralocorticoide (Aldo/RM) podría jugar un papel en el desarrollo del prolapso de la válvula mitral (PVM), modulando la activación de las células intersticiales ...

    • A new study to suppress mutual-coupling between waveguide slot array antennas based on metasurface bulkhead for MIMO systems 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; Khalily, Mohsen; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, a new method is proposed to reduce mutual coupling between waveguide slot array (WSA) antennas based on metasurface technology. This is achieved by placing a metasurface bulkhead between the two WSA antennas. ...

    • A new waveguide slot array antenna with high isolation and high antenna bandwidth operation on Ku- and K- Bands for radar and MIMO systems 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Limiti, Ernesto; Falcone Lanas, Francisco Javier Upna Orcid (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper a novel technique is proposed to reduce the mutual coupling between the radiating elements of a waveguide slot array antenna. This is achieved by inserting slots between the waveguide oval shaped slots. The ...

    • Nodule carbohydrate catabolism is enhanced in the Medicago truncatula A17-Sinorhizobium medicae WSM419 symbiosis 

      Larrainzar Rodríguez, Estíbaliz Upna Orcid; Gil Quintana, Erena Upna; Seminario Huárriz, Amaia Upna; Arrese-Igor Sánchez, César Upna Orcid; González García, Esther Upna Orcid (Frontiers Media, 2014)   Artículo / Artikulua  OpenAccess
      The symbiotic association between Medicago truncatula and Sinorhizobium meliloti is a well-established model system in the legume–Rhizobium community. Despite its wide use, the symbiotic efficiency of this model has been ...

    • Non-invasive aging analysis of lithium-ion batteries in extreme cold temperatures 

      Soto Cabria, Adrián Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Oficialdegui, Ignacio; Sanchis Gúrpide, Pablo Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      This paper presents a non-invasive technical analysis of the degra-dation of four lithium-ion batteries (LIBs) used in extreme frigid weather. In contrast to other studies in which the batteries were tested in laboratory ...

    • Noncontiguous operon is a genetic organization for coordinating bacterial gene expression 

      Sáenz Lahoya, S.; Bitarte, Nerea Upna; García, Beñat; Burgui Erice, Saioa Upna Orcid; Vergara Irigaray, Marta Upna; Valle Turrillas, Jaione Upna Orcid; Solano Goñi, Cristina Upna Orcid; Toledo Arana, Alejandro Upna Orcid; Lasa Uzcudun, Íñigo Upna Orcid (National Academy of Sciences, 2019)   Artículo / Artikulua  OpenAccess
      Bacterial genes are typically grouped into operons defined as clusters of adjacent genes encoding for proteins that fill related roles and are transcribed into a single polycistronic mRNA molecule. This simple organization ...

    • A novel 0.3-0.31 THz GaAs-based transceiver with on-chip slotted metamaterial antenna based on SIW technology 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper presents a novel on-chip antenna with fully integrated 0.3-0.31 THz transceiver is implemented on 0.5μm GaAs substrate, and comprises a voltage-controlled oscillator (VCO), a buffer amplifier, a modulator stage, ...

    • Novel blaROB-1-bearing plasmid conferring resistance to β-lactams in Haemophilus parasuis isolates from healthy weaning pigs 

      Moleres Apilluelo, Javier Upna Orcid; Santos López, Alfonso; Lázaro, Isidro; Labairu, Javier; Prat, Cristina; Ardanuy, Carmen; González Zorn, Bruno; Aragon, Virginia; Garmendia García, Juncal (American Society for Microbiology, 2015)   Artículo / Artikulua  OpenAccess
      Haemophilus parasuis, the causative agent of Glässer’s disease, is one of the early colonizers of the nasal mucosa of piglets. It is prevalent in swine herds, and lesions associated with disease are fibrinous polyserositis ...

    • Novel concentric hexagonal-shaped RFID tag antenna with T-shaped stub matching 

      Alibakhshikenari, Mohammad; Virdee, Bal S.; Althuwayb, Ayman Abdulhadi; Xu, Kai-Da; See, Chan H.; Khan, Salahuddin; Park, Ikmo; Falcone Lanas, Francisco Javier Upna Orcid; Limiti, Ernesto (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      This paper presents a unique concentric hexagonal-shaped ring antenna for radio frequency identification (RFID) tags. The rings are excited with a common microstrip feedline. The radiation characteristics of the antenna ...

    • Novel method for an optimised calculation of the cross-sectional distribution of live loads on girder bridge decks 

      Gaute-Alonso, Álvaro; Garcia Sánchez, David; Calderón Uriszar-Aldaca, Íñigo Upna Orcid; Lopez Castillo, Claudio (Czech Technical University, 2022)   Artículo / Artikulua  OpenAccess
      One of the main goals in the design of girder bridge deck systems is to determine the cross-sectional distribution of live loads across the different girders that make up the cross-section of the deck. Structural grillage ...
      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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