Envíos recientes

  • LeviPrint: contactless fabrication using full acoustic trapping of elongated parts 

    Ezcurdia Aguirre, Íñigo Fermín Upna Orcid; Morales González, Rafael; Andrade, Marco A.B.; Marzo Pérez, Asier Upna Orcid (ACM, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    LeviPrint is a system for assembling objects in a contactless manner using acoustic levitation. We explore a set of optimum acoustic fields that enables full trapping in position and orientation of elongated objects such ...
  • A linearly implicit splitting method for solving time dependent semilinear reaction-diffusion systems 

    Clavero, Carmelo; Jorge Ulecia, Juan Carlos Upna Orcid (Springer, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this paper we deal with the efficient resolution of a coupled system of two one dimensional, time dependent, semilinear parabolic singularly perturbed partial differential equations of reaction-diffusion type, with ...
  • Diseño robusto de filtros paso-banda de banda W en tecnología Gap Waveguide impresos en 3D 

    Santiago Arriazu, David; Tamayo-Domínguez, Adrián; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María; Fernández-González, José Manuel; Martínez, Ramón; Arregui Padilla, Iván Upna Orcid (URSIUniversidad de Extremadura, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    A 3D-printed bandpass filter for the W-band is proposed in this work. The use of the higher-order TE10n modes in groove gap waveguide (GGW) technology is analyzed and shown to ease the manufacturing requirements. The design ...
  • Integración de múltiples stubs en filtros de saltos de impedancias de alta selectividad 

    Gómez Laso, Miguel Ángel Upna Orcid; Sami, Abdul Upna; Lopetegui Beregaña, José María; Martin Iglesias, Petronilo; Álvarez Botero, Germán Andrés; Pons Abenza, A; Arregui Padilla, Iván Upna Orcid (URSIUniversidad de Extremadura, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Rectangular waveguide commensurate-line stepped-impedance bandpass filters have been shown to have an increased fabrication robustness using conventional CNC milling. In this paper, their frequency response is improved by ...
  • Asymmetrical firing angle modulation for 12-pulse thyristor rectifiers supplying high-power electrolyzers 

    Iribarren Zabalegui, Álvaro Upna; Barrios Rípodas, Ernesto Upna Orcid; Elizondo Martínez, David Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    This paper presents an asymmetrical firing angle modulation strategy for 12-pulse thyristor rectifiers aimed at supplying high-power electrolyzers, which allows to reduce the size of the passive filter and the static ...
  • Lossy mode resonances biosensor for the detection of C-reactive protein 

    Zubiate Orzanco, Pablo Upna Orcid; Ruiz Zamarreño, Carlos Upna Orcid; Sánchez Zábal, Pedro Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid (Optica Publishing Group, 2016)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    The fabrication and characterization of optical fiber biosensor based on Lossy Mode Resonances (LMR) to detect C-reactive protein (CRP) are presented. Indium tin oxide (ITO) coatings deposited on side-polished D-shaped ...
  • A new ABS conductive material to develop fully 3D-printed patch antennas 

    Jiménez Peña, Javier; Irigoyen, Joseba; Aresti Bartolomé, Maite; Ederra Urzainqui, Íñigo Upna Orcid; Bravo Larrea, Javier Upna Orcid; Iriarte Galarregui, Juan Carlos Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Additive manufacturing technology is rapidly overcoming some of its initial limitations and, thus, creating a very useful engineering option for prototyping complex geometries for a wide range of electronic devices. Based ...
  • AI training for application to industrial robotics: trajectory generation for neural network tuning 

    Merino Olagüe, Mikel; Ibarrola Chamizo, Javier; Aginaga García, Jokin Upna Orcid; Hualde Otamendi, Mikel (Springer, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In the present work robot trajectories are generated and kinematically simulated. Different data (joint coordinates, end effector position and orientation, images, etc.) are obtained in order to train a neural network ...
  • Building global competencies: a strategic approach to internationalization of engineering education 

    Berrueta Irigoyen, Alberto Upna Orcid; Samanes Pascual, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; Goicoechea Fernández, Javier Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid (Eindhoven University of Technology and Fontys University of Applied Sciences, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    International mobility is an essential aspect of undergraduate education that enables students to acquire the necessary competences required by the European Higher Education Area (EHEA). However, small universities such ...
  • Integrated platform for microfluidics based cell culture applications 

    Dudala, Sohan; Dubey, Satish K.; Javed, Arshad; Ozcariz Celaya, Aritz Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Goel, Sanket (Springer, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    The ongoing developments in the field of microfluidics-based cell culture have led to a significant interest in systems for their visualization and control. The existing cell culture systems are limiting due to cost, ...
  • Full-space metasurface at millimeter-wave frequencies 

    Ruiz Fernández de Arcaya, María; Marzo Pérez, Asier Upna Orcid; Beruete Díaz, Miguel Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Conventional metasurfaces provide control over the electromagnetic waves in a single working frequency operating either in transmission or reflection. Full-Space Metasurfaces (FSM) are an extension that allows operation ...
  • Enhancing engineering competencies curricula in the context of university-industry chairs 

    Sanchis Gúrpide, Pablo Upna Orcid; San Martín Biurrun, Idoia Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Samanes Pascual, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; Ursúa Rubio, Alfredo Upna Orcid; Astrain Ulibarrena, David Upna Orcid; Goicoechea Fernández, Javier Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    University-industry Chairs can play a key role to enhance the acquisition of certain curricular competencies of the Engineering Degrees such as teamwork capability, oral and written communication skills, entrepreneurship ...
  • A novel ku-band circularly-polarized horn antenna based on a ridged wall 

    Marzo Oyarbide, Andoni; Teberio Berdún, Fernando Upna Orcid; Teniente Vallinas, Jorge Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this paper, a novel wideband (31.5 % bandwidth) circularly-polarized antenna based on a ridged wall is presented. A pair of ridges on the inner wall of the horn serves as an inbuilt polarizer, which can generate left-hand ...
  • Role of student associations in the acquisition of competences in university engineering programs 

    Samanes Pascual, Javier Upna Orcid; Parra Laita, Íñigo de la Upna Orcid; Berrueta Irigoyen, Alberto Upna Orcid; Rosado Galparsoro, Leyre Upna Orcid; Soto Cabria, Adrián Upna Orcid; Elizondo Martínez, David Upna Orcid; Catalán Ros, Leyre Upna Orcid; Sanchis Gúrpide, Pablo Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    Students in the STEM field (Science, Technology, Engineering and Mathematics), do not only require deep technical knowledge, but a complete set of global skills related to management, teamwork, lifelong learning, personal ...
  • Multicore fiber sensors for strain measurement towards traffic monitoring 

    Sánchez González, Arturo; Pradas Martínez, Javier Upna; Corera Orzanco, Íñigo Upna Orcid; Bravo Acha, Mikel Upna Orcid; Leandro González, Daniel Upna Orcid; Dauliat, Romain; Jamier, Raphael; Roy, Philippe; Pérez Herrera, Rosa Ana Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this work, two new interferometric sensors based on multicore optical fibers for the measurement of strain with the ultimate goal of traffic monitoring are presented. The operating principle of each sensor relied on ...
  • Erbium-doped fiber ring cavity for the measurement of refractive index variations 

    Pérez Herrera, Rosa Ana Upna Orcid; Soares, Liliana; Novais, Susana; Frazão, Orlando; Silva, Susana (SPIE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this work, an erbium-doped fiber ring cavity based on a 3dB optical coupler for refractive index measurements is presented and experimentally verified. This interrogation system, based on a 1 x 2 optical coupler, uses ...
  • Fiber optic mirror fabrication using general-purpose metallic pigments 

    Jaso Gallego, Isabel; Mejia-Olivo, Edison; Bravo Acha, Mikel Upna Orcid; Leandro González, Daniel Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid (SPIE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In this work, the potential of using general-purpose paints to fabricate highly reflective, low-cost optical mirrors is evaluated. The study shows that high-reflectivity mirrors can be created in standard single-mode fiber ...
  • Temporal analysis of distribution shifts in malware classification for digital forensics 

    Zola, Francesco; Bruse, Jan Lukas; Galar Idoate, Mikel Upna Orcid (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    In recent years, malware diversity and complexity have increased substantially, so the detection and classification of malware families have become one of the key objectives of information security. Machine learning ...
  • Measurement of paracetamol concentration using a fiber laser system 

    Soares, Liliana; Pérez Herrera, Rosa Ana Upna Orcid; Novais, Susana; Ferreira, António; Frazão, Orlando; Silva, Susana (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    A linear fiber laser system for measurements of paracetamol concentration is experimentally demonstrated. The cavity is based on a fiber loop mirror and an FBG centered at 1567.8 nm. The sensing head corresponds to a ...
  • Multi-sensing platform design with a grating-based nanostructure on a coverslip substrate 

    Imas González, José Javier Upna Orcid; Del Villar, Ignacio Upna Orcid; Ruiz Zamarreño, Carlos Upna Orcid; Mukhopadhyay, Subhas C.; Matías Maestro, Ignacio Upna Orcid (Springer, 2023)   Contribución a congreso / Biltzarrerako ekarpena
    Two different thin film designs with a grating pattern are simulated on a soda lime coverslip, which acts as optical waveguide, with the purpose of generating both a lossy mode resonance (LMR) in transmission and reflection ...

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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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