Recent Submissions

  • 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 Upna; 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 Upna; 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 Upna (EDP Sciences, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    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 ...
  • 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 (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 ...
  • The nursing and the stigma of of palliative care in oncology units 

    Ochoa Tamayo, Diana; García-Orellán, Rosa Upna (2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In the services of Oncology and in the advanced stages of the disease,the fact of passing from the treatment to the palliative process entails difficult situations,both for patients and for health professionals. Because ...
  • Healthcare professionals face the immanence of death embedded in scientific progress and the digital revolution 

    García-Orellán, Rosa Upna (2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Healthcare professionals como face to face with death as part of their daily routine. This happens in emergencies; but it also airses as life is ending, when palliative care is the only tratment thar remains available for ...
  • Latest research on long-range Brillouin distributed sensing 

    Loayssa Lara, Alayn Upna; Urricelqui Polvorinos, Javier Upna; Iribas Pardo, Haritz Upna; Mariñelarena Ollacarizqueta, Jon Upna; Mompó Roselló, Juan José Upna (SPIE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    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 ...
  • Detrimental effects in Brillouin distributed sensors caused by EDFA transient 

    Feng, Cheng; Iribas Pardo, Haritz Upna; Mariñelarena Ollacarizqueta, Jon Upna; Schneider, Thomas; Loayssa Lara, Alayn Upna (Optical Society of AmericaIEEE, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    We investigate the deleterious effect and the error in Brillouin optical time-domain analyzers induced by the combination of a low extinction ratio pulse generation with the transient behavior of erbium-doped fiber amplifiers.
  • Holistic architecture for music education: a proposal for empirical research in educational situations 

    Ángel Alvarado, Rolando Alfredo; Rodríguez Wilhelmi, Miguel Upna; Belletich Ruiz, Olga Upna (Universitat Politècnica de València, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Holistic Architecture for Music Education (HAME) arises as a Design-Based Research, that is, it is an interdisciplinary research approach based on mixed research methods, which attempts understanding empirical phenomena ...
  • Multitemporal evaluation of topographic correction algorithms using synthetic images 

    Sola Torralba, Ion Upna; Álvarez Mozos, Jesús Upna; González Audicana, María Upna; Torres Escribano, José Luis Upna (SPIE, 2012)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Land cover classification and quantitative analysis of multispectral data in mountainous regions is considerably hampered by the influence of topography on the spectral response pattern. In the last years, different ...
  • A multicriteria analysis for the green VRP: a case discussion for the distribution problem of a Spanish retailer 

    Sawik, Bartosz; Faulín Fajardo, Javier Upna; Pérez-Bernabeu, Elena (Elsevier BV, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    This research presents the group of green vehicle routing problems with environmental costs translated into money versus production of noise, pollution and fuel consumption. This research is ...
  • Determining an optimal area to locate a biorefinery under economic and environmental criteria 

    Serrano Hernández, Adrián; Faulín Fajardo, Javier Upna; Pintor Borobia, Jesús María Upna; Belloso Ezcurra, Javier (Elsevier BV, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Facilities location is a strategic decision which has to be carefully considered because it could involve the failure or success of a business. For that reason, anything that helps decision makers to facilitate their ...
  • Dual-probe linearly-configured BOCDA system with enlarged modulation amplitude 

    Mariñelarena Ollacarizqueta, Jon Upna; Kim, Yong Hyun; Loayssa Lara, Alayn Upna; Song, Kwang Yong (Optical Society of America, 2018)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    We present and experimentally demonstrated a linearly-configured Brillouin optical correlation domain analysis (LC-BOCDA) system that allows large modulation amplitude (Δf) based on a dual probe wave and the control of ...
  • An engagement-based school experience as a premise of wellbeing 

    Alonso Martirena, Yolanda (Elsevier, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In the challenge of providing a quality education to all students, one of the main driving forces of change is the teacher and his/her attitudes; the need to address inclusion and participation of everyone therefore affects ...
  • Knowledge of the natural and social environment in ICT consumer children 

    Belletich Ruiz, Olga Upna; Pérez de Villarreal Zufiaurre, Maider Upna (Elsevier, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    This study shows the influence of the current technological culture and ICT in the dynamics of socialization and the process of interaction with the reality of 2 to 4 year old children who are active or passive consumers ...
  • The role of adults in children digital literacy 

    Peñalva Vélez, Alicia Upna; Leiva Olivencia, Juan José; Irazábal Zuazua, Itziar (Elsevier, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Collected data from different studies show how users acquire great skills in terms of technology’s use, but they don’t gain such skills in a safe use of technology. The objective of this study is to identify the level of ...
  • Attitudes and perceptions towards cultural diversity and interculturality in the university context. A comparative study 

    Peñalva Vélez, Alicia Upna; Leiva Olivencia, Juan José (Elsevier, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    The university context is a privileged space for intercultural training of future professionals in education, a stage where approaching theoretical models and practical, useful and effective strategies to cultivate in the ...
  • Cuidado informal y feminización de la pobreza. Retos y emergencias 

    Villanueva Lumbreras, Amaya; García-Orellán, Rosa Upna (Universitat de València, 2017)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Mostraremos el contexto del cuidado informal y la ley de la dependencia, siendo nuestro objetivo mostrar la relación que existe entre el cuidado informal y el riesgo de feminización de la pobreza.
  • Fiber-optic lossy mode resonance sensors 

    Arregui San Martín, Francisco Javier Upna; Del Villar, Ignacio Upna; Corres Sanz, Jesús María Upna; Goicoechea Fernández, Javier Upna; Ruiz Zamarreño, Carlos Upna; Elosúa Aguado, César Upna; Hernáez Sáenz de Zaitigui, Miguel Upna; Rivero Fuente, Pedro José Upna; Socorro Leránoz, Abián Bentor Upna; Urrutia Azcona, Aitor Upna; Sánchez Zábal, Pedro Upna; Zubiate Orzanco, Pablo Upna; López Torres, Diego Upna; Acha Morrás, Nerea de Upna; Matías Maestro, Ignacio Upna (Elsevier, 2014)   Contribución a Congreso / Biltzarrerako ekarpena  OpenAccess
    In the last 4 years, experimental evidences about the potential use of optical sensors based on Lossy Mode Resonances (LMR) have been presented in the literature. These LMR sensors have some similarities with Surface ...
  • La etnografía en la observación participante y la perspectiva emic/etic en el trabajo enfermero 

    García-Orellán, Rosa Upna (Conferencia Nacional de Decanos y Decanas de Enfermería, 2015)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    El objetivo de esta presentación es abrir la reflexión etnográfica a la postura emic/etic. Para ello, previamente voy a contextualizar este concepto que forma parte intrínsica de la observación participante que constituye ...

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