Browsing by UPNA Author "Ascorbe Muruzabal, Joaquín"

Now showing items 1-17 of 17

    • Diseño y desarrollo de estructuras ópticas para la fabricación de sensores de fibra óptica 

      Ascorbe Muruzabal, Joaquín Upna Orcid (2018)   Tesis doctoral / Doktoretza tesia  OpenAccess
      Actualmente existe una gran variedad de opciones para el sensado mediante métodos ópticos y, más concretamente, para el desarrollo de sensores utilizando fibra óptica. Aunque la mayoría de los principios físicos utilizados ...

    • Dual-cavity fiber fabry-perot interferometer coated with SnO2for relative humidity and temperature sensing 

      Domínguez Flores, Carmen E.; Rodríguez-Quiroz, Osvaldo; Monzón-Hernández, David; Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      An optical fiber tip interferometer for the measurement of relative humidity (RH) and temperature is proposed. The optical fiber structure used, a dual-cavity optical fiber Fabry-Perot interferometer (DFFPI), is ...

    • Fabrication of Bragg gratings on the end facet of standard optical fibers by sputtering the same material 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Del Villar, Ignacio Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid (IEEE, 2016)   Artículo / Artikulua  OpenAccess
      A sputtering process has been applied to deposit quarter-wavelength stacks on the end facet of cleaved optical fibers by using only one sputtering target. Standard multimode optical fibers were used as substrates to fabricate ...

    • Fabrication of long period gratings by periodically removing the coating of cladding-etched single mode optical fiber towards optical fiber sensor development 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Del Villar, Ignacio Upna Orcid; Matías Maestro, Ignacio Upna Orcid (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      Here, we present a novel method to fabricate long period gratings using standard single mode optical fibers (SMF). These optical devices were fabricated in a three-step process, which consisted of etching the SMF, then ...

    • Gas detection using LMR-based optical fiber sensors 

      Dreyer, Uilian José; Ozcariz Celaya, Aritz Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Zubiate Orzanco, Pablo Upna Orcid; Vitoria Pascual, Ignacio Upna Orcid; Martelli, Cicero; Cardozo da Silva, Jean Carlos; Ruiz Zamarreño, Carlos Upna Orcid (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      This work presents a first approach to the utilization of Lossy Mode Resonance (LMR) based optical fiber sensors for gas detection. The optical sensor is based on a SnO2 thin-film fabricated onto the core of cladding ...

    • High sensitivity humidity sensor based on cladding-etched optical fiber and lossy mode resonances 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid (Elsevier, 2016)   Artículo / Artikulua  OpenAccess
      In this work a high sensitivity optical fiber humidity sensor (OFHS) is presented. The configuration chosen for this purpose is a cladding-etched single mode optical fiber (CE-SMF) coated with a thin film of tin oxide ...

    • High sensitivity lossy-mode resonance refractometer using low refractive index PFA planar waveguide 

      Domínguez Rodríguez, Ismel Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Del Villar, Ignacio Upna Orcid (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      In this work a new strategy to improve the sensitivity of refractometers based on lossy-mode resonances has been proved. The proximity of the PFA (tetrafluoroethylene-perfluoro polymer) substrate refractive index to that ...

    • Humidity sensor based on Bragg gratings developed on the end facet of an optical fiber by sputtering of one single material 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid (MDPI, 2017)   Artículo / Artikulua  OpenAccess
      The refractive index of sputtered indium oxide nanocoatings has been altered just by changing the sputtering parameters, such as pressure. These induced changes have been exploited for the generation of a grating on the ...

    • Micro and nanostructured materials for the development of optical fibre sensors 

      Elosúa Aguado, César Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Del Villar, Ignacio Upna Orcid; Ruiz Zamarreño, Carlos Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Bariáin Aisa, Cándido Upna Orcid; Goicoechea Fernández, Javier Upna Orcid; Hernáez Sáenz de Zaitigui, Miguel Upna Orcid; Rivero Fuente, Pedro J. Upna Orcid; Socorro Leránoz, Abián Bentor Upna Orcid; Urrutia Azcona, Aitor Upna Orcid; Sánchez Zábal, Pedro Upna Orcid; Zubiate Orzanco, Pablo Upna Orcid; López Torres, Diego Upna Orcid; Acha Morrás, Nerea de Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Ozcariz Celaya, Aritz Upna Orcid; Matías Maestro, Ignacio Upna Orcid (MDPI, 2017)   Artículo / Artikulua  OpenAccess
      The measurement of chemical and biomedical parameters can take advantage of the features exclusively offered by optical fibre: passive nature, electromagnetic immunity and chemical stability are some of the most relevant ...

    • Nanofabrication of phase-shifted Bragg gratings on the end facet of multimode fiber towards development of optical filters and sensors 

      Gallego, E.E.; Ascorbe Muruzabal, Joaquín Upna Orcid; Del Villar, Ignacio Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Matías Maestro, Ignacio Upna Orcid (Elsevier, 2018)   Artículo / Artikulua  OpenAccess
      This work describes the process of nanofabrication of phase-shifted Bragg gratings on the end facet of a multimode optical fiber with a pulsed DC sputtering system based on a single target. Several structures have been ...

    • Optical fiber vacuum sensor based on etched SMS structure and PDMS coating 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Fuentes Lorenzo, Omar Upna; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Corres Sanz, Jesús María Upna Orcid (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      In this work, an optical fiber vacuum sensor based on a single-mode multimode single-mode (SMS) structure coated with polydimethylsiloxane (PDMS) is studied. The SMS structure generates an interferometric pattern based on ...

    • Optical fiber vacuum sensor based on modal interferometer and PDMS coating 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Fuentes Lorenzo, Omar Upna; Corres Sanz, Jesús María Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This work studies the behavior of polydimethylsiloxane (PDMS) as a transducer for optical vacuum pressure measurements. The optical structure chosen for this device is a modal interferometer achieved by splicing a coreless ...

    • Planar-waveguide-lmr-based sensors: engineering the depth of characteristic curves 

      Shrivastav, Anand M.; Del Villar, Ignacio Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Matías Maestro, Ignacio Upna Orcid (IEEE, 2023)   Artículo / Artikulua  OpenAccess
      Lossy mode resonance (LMR)-based sensors have been proven as one of the exponentially growing research fields since the last decade. These sensors have demonstrated their capabilities in the detection of several physical, ...

    • Recent developments in fiber optics humidity sensors 

      Ascorbe Muruzabal, Joaquín Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid (MDPI, 2017)   Artículo / Artikulua  OpenAccess
      A wide range of applications such as health, human comfort, agriculture, food processing and storage, and electronic manufacturing, among others, require fast and accurate measurement of humidity. Sensors based on optical ...

    • Route towards a label-free optical waveguide sensing platform based on lossy mode resonances 

      Ruiz Zamarreño, Carlos Upna Orcid; Zubiate Orzanco, Pablo Upna Orcid; Ozcariz Celaya, Aritz Upna Orcid; Elosúa Aguado, César Upna Orcid; Socorro Leránoz, Abián Bentor Upna Orcid; Urrutia Azcona, Aitor Upna Orcid; López Torres, Diego Upna Orcid; Acha Morrás, Nerea de Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Vitoria Pascual, Ignacio Upna Orcid; Imas González, José Javier Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Díaz Lucas, Silvia Upna Orcid; Hernáez Sáenz de Zaitigui, Miguel Upna Orcid; Goicoechea Fernández, Javier Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid; Del Villar, Ignacio Upna Orcid (IFSA Publishing, 2019)   Artículo / Artikulua  OpenAccess
      According to recent market studies of the North American company Allied Market Research, the field of photonic sensors is an emerging strategic field for the following years and it is expected to garner $18 billion by ...

    • SnO2-MOF-Fabry-Pérot humidity optical sensor system based on Fast Fourier transform technique 

      López Aldaba, Aitor Upna; López Torres, Diego Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Rota Rodrigo, Sergio Upna; Elosúa Aguado, César Upna Orcid; López-Amo Sáinz, Manuel Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Corres Sanz, Jesús María Upna Orcid; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe (SPIE, 2016)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, a new sensor system for relative humidity measurements based on a SnO2 sputtering deposition on a microstructured optical fiber (MOF) low-finesse Fabry-Pérot (FP) sensing head is presented and characterized. ...

    • Tunable electro-optic wavelength filter based on lossy-guided mode resonances 

      Corres Sanz, Jesús María Upna Orcid; Ascorbe Muruzabal, Joaquín Upna Orcid; Arregui San Martín, Francisco Javier Upna Orcid; Matías Maestro, Ignacio Upna Orcid (Optical Society of America, 2013)   Artículo / Artikulua  OpenAccess
      In this work an optical fiber tunable filter based on lossy guided-mode resonances (LGMR) is proposed. It consists of a multilayer structure deposited onto the surface of a plastic cladding removed multimode fiber. The ...
      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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