• Study on antenna mutual coupling suppression using integrated metasurface isolator for SAR and MIMO applications 

  Alibakhshikenari, Mohammad; Virdee, Bal S.; See, Chan H.; Abd-Alhameed, Raed; Falcone Lanas, Francisco Javier ; Andujar, A.; Anguera, J.; Limiti, Ernesto (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena

  A metasurface based decoupling structure that is composed of a square-wave slot pattern with exaggerated corners that is implemented on a rectangular microstrip provides high-isolation between adjacent patch antennas for ...

• 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 ; Limiti, Ernesto (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena

  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 ...

• Angle-susceptible sensing metasurface in terahertz regime 

  Nikolaev, Nazar A.; Kuznetsov, Sergei A.; Beruete Díaz, Miguel  (EDP Sciences, 2018)   Contribución a congreso / Biltzarrerako ekarpena  

  Nowadays thin-film coatings and structures are widely used in advanced industrial and scientific ap-plications that makes the tasks of thin-film sensing highly demanded in practice. Last decade, stimulated by progress in ...

• Interaction between closely packed array antenna elements using meta-surface for applications such as MIMO systems and synthetic aperture radars 

  Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; See, Chan H.; Abd-Alhameed, Raed; Khalily, Mohsen; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (Wiley, 2018)   Artículo / Artikulua  

  The paper presents a technique to enhance the isolation between adjacent radiating elements that is common in densely packed antenna arrays. Such antennas provide frequency beam-scanning capability needed in multiple-input ...

• 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  (IEEE, 2018)   Contribución a congreso / Biltzarrerako ekarpena  

  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 ...

• Antenna mutual coupling suppression over wideband using embedded periphery slot for antenna arrays 

  Alibakhshikenari, Mohammad; Virdee, Bal S.; Shukla, Panchamkumar; See, Chan H.; Abd-Alhameed, Raed; Khalily, Mohsen; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (MDPI, 2018)   Artículo / Artikulua  

  This paper presents a new approach to suppress interference between neighbouring radiating elements resulting from surface wave currents. The proposed technique will enable the realization of low-profile implementation of ...

• Narrowband characterization of near-ground radio channel for wireless sensors networks at 5G-IoT bands 

  Klaina, Hicham; Vazquez Alejos, Ana; Aghzout, Otman; Falcone Lanas, Francisco Javier  (MDPI, 2018)   Artículo / Artikulua  

  In this contribution, a narrowband radio channel model is proposed for rural scenarios in which the radio link operates under near-ground conditions for application in wireless sensor networks dedicated to smart agriculture. ...

• Determinacion de los umbrales ventilatorios, metabólicos y electromiográficos durante el test de esfuerzo incremental en ciclistas de elite 

  Latasa Zudaire, Iban Alexander (2019)   Tesis doctoral / Doktoretza tesia

  La fatiga muscular tiene múltiples definiciones, pero indudablemente su principal misión es la protección. La electromiografía de superficie (sEMG) es una técnica adecuada para comprender los patrones de activación musculares, ...

• Modelización de parques eólicos conectados a redes débiles 

  Velasco Vitrián, David (2019)   Tesis doctoral / Doktoretza tesia  

  El aumento de penetración eólica producido a escala mundial está propiciando la conexión de una gran cantidad de parques eólicos a redes débiles. Esto supone un reto para los operadores de la red y de los propios parques ...

• Estrategias de control para inversores fotovoltaicos de gran potencia en redes muy débiles 

  Arricibita de Andrés, David (2019)   Tesis doctoral / Doktoretza tesia

  La energía fotovoltaica ha experimentado un gran crecimiento en el mundo en los ultimos años, motivado principalmente por el descenso de su precio durante la ultima década. Esta reducción de costes ha hecho que se convierta ...

• On the performance of an ENZ-based sensor using transmission line theory and effective medium approach 

  Pacheco-Peña, Víctor ; Beruete Díaz, Miguel ; Rodríguez Ulibarri, Pablo ; Engheta, Nader (IOP Publishing, 2019)   Artículo / Artikulua  

  In this paper we perform an in-depth theoretical studyofa sensing platform based on epsilon-near- zero (ENZ) metamaterials. The structure proposed for sensing is a narrow metallic waveguide channel. An equivalent circuit ...

• Latest research on long-range Brillouin distributed sensing 

  Loayssa Lara, Alayn ; Urricelqui Polvorinos, Javier ; Iribas Pardo, Haritz ; Mariñelarena Ollacarizqueta, Jon ; Mompó Roselló, Juan José  (SPIE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  

  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 ...

• Compensation of nonlocal effects induced by the extinction ratio of pump pulses in Brillouin optical time-domain analysis sensors 

  Mariñelarena Ollacarizqueta, Jon ; Iribas Pardo, Haritz ; Urricelqui Polvorinos, Javier ; Loayssa Lara, Alayn  (Optical Society of America, 2019)   Artículo / Artikulua  

  We demonstrate a technique to compensate the nonlocal effects that appear in Brillouin optical time-domain analysis sensors when pump pulses with limited extinction ratio are deployed. These recently discovered nonlocal ...

• Grating lobes in higher-order correlation functions of arrays of quantum emitters: directional photon bunching 

  Liberal Olleta, Íñigo ; Ederra Urzainqui, Íñigo ; Ziolkowsky, Richard W. (MDPI, 2019)   Artículo / Artikulua  

  Recent advances in nanofabrication and optical manipulation techniques are making it possible to build arrays of quantum emitters with accurate control over the locations of their individual elements. In analogy with ...

• A simplified design inline microstrip-to-waveguide transition 

  Ederra Urzainqui, Íñigo ; Gonzalo García, Ramón ; Pérez Escudero, José Manuel ; Torres García, Alicia E.  (MDPI, 2018)   Artículo / Artikulua  

  A simplified design of an inline transition between microstrip and rectangular waveguide is presented in this paper. The transition makes use of a dielectric filled rectangular waveguide (DFRW) as an intermediate step, ...

• New filter design methods and topologies for the future mocrowave and millilmeterwave high-capacity satellites 

  Teberio Berdún, Fernando  (2018)   Tesis doctoral / Doktoretza tesia

  In this thesis, several novel design techniques for waveguide low-pass filters (LPFs) and band-pass filters (BPFs) are proposed. Firstly, a quasi-analytical technique for classical corrugated waveguide LPFs is presented. ...

• Optimización de dispositivos en fibra óptica basados en resonancias de modos con pérdidas para aplicaciones en biosensores 

  Zubiate Orzanco, Pablo  (2018)   Tesis doctoral / Doktoretza tesia

  El desarrollo de los sensores en fibra óptica combinado con el avance de la nanotecnología ha proporcionado una excelente oportunidad para el desarrollo de nuevas plataformas sensoras ópticas portátiles, ligeras y de alto ...

• Strategies for improving the efficiency and grid-connection stability of power converters for wind energy systems 

  Samanes Pascual, Javier (2018)   Tesis doctoral / Doktoretza tesia

  La energía eólica es una de las principales fuentes de generación renovable, una tecnología que continúa expandiéndose gracias a la reducción de costes y a la mayor concienciación ambiental de la sociedad. Esta expansión ...

• Development of new punctual optical fiber transducer for sensing 

  López Aldaba, Aitor  (2018)   Tesis doctoral / Doktoretza tesia  

  The international research community has been nurturing photonic technologies over the years, aiming to develop cost effective solutions for a number of applications. Optical fibers offer an efficient solution for sensing ...

• Procedimientos avanzados para el análisis del comportamiento de grandes centrales FV 

  Muñoz Escribano, Mikel  (2018)   Tesis doctoral / Doktoretza tesia

  La energía fotovoltaica (FV) ha experimentado un gran crecimiento en los últimos años y se prevé que lo siga haciendo en los próximos. La razón principal es el descenso espectacular que ha experimentado su precio. A pesar ...

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