Listar Comunicaciones y ponencias de congresos - Biltzarrak eta Argitalpenak por autor UPNA "López-Amo Sáinz, Manuel"
Mostrando ítems 21-40 de 43
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Micro-displacement sensor based on hollow core fiber interferometers
Sánchez González, Arturo; Rodríguez Rodríguez, Armando; Dauliat, R.; Jamier, Raphael; Roy, Philippe; Pérez Herrera, Rosa Ana
; López-Amo Sáinz, Manuel (Optica, 2022)
Contribución a congreso / Biltzarrerako ekarpena 
An interferometric sensor based on hollow core fibers for the measurement of micro-displacement has been designed. Its characterization has resulted in a linear response, suggesting its application in pressure sensors. -
Micro-drilled optical fiber for enhanced laser strain sensors
Pérez Herrera, Rosa Ana ; Bravo Acha, Mikel ; Roldán Varona, Pablo; Leandro González, Daniel ; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
In this work, we present an experimental measurement of temperature and strain sensitivities of a micro-drilled optical fiber (MDOF). The MDOF consisted of a quasi-randomly distributed reflector along a single mode fiber ... -
Microstructured optical fiber sensor for soil moisture measurements
López Aldaba, Aitor; López Torres, Diego ; Campo-Bescós, Miguel ; López Rodríguez, José Javier ; Yerro Lizarazu, David; Elosúa Aguado, César ; Arregui San Martín, Francisco Javier ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A discrete sensor based on a Sn0₂-FP (Fabry-Pérot) cavity is presented and characterized in real soil conditions. Results are compared, for the first time to our knowledge, with a commercial capacitive sensor and gravimetric ... -
Modulated fiber ring laser and its application in high-sensitivity temperature sensors
Pérez Herrera, Rosa Ana ; Tainta Ausejo, Santiago ; Erro Betrán, María José ; López-Amo Sáinz, Manuel (SPIE, 2016)
Contribución a congreso / Biltzarrerako ekarpena
This work presents an experimental demonstration of a scheme based on an internally modulated fiber ring laser for high-sensitivity temperature sensing. The attained temperature resolution has been as low as ± 2pm even ... -
Multicore fiber sensors for strain measurement towards traffic monitoring
Sánchez González, Arturo; Pradas Martínez, Javier; Corera Orzanco, Íñigo ; Bravo Acha, Mikel ; Leandro González, Daniel ; Dauliat, Romain; Jamier, Raphael; Roy, Philippe; Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel (SPIE, 2023)
Contribución a congreso / Biltzarrerako ekarpena
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 ... -
Multiplexing optical fiber Fabry-Perot interferometers based on air-microcavities
Pérez Herrera, Rosa Ana ; Novais, Susana; Bravo Acha, Mikel ; Leandro González, Daniel ; Silva, Susana; Frazão, Orlando; López-Amo Sáinz, Manuel (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
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 ... -
One-year analysis of road condition using FBG arrays
Corera Orzanco, Íñigo ; Pradas Martínez, Javier ; Leandro González, Daniel ; Bravo Acha, Mikel ; López-Amo Sáinz, Manuel (SPIE, 2023)
Contribución a congreso / Biltzarrerako ekarpena
In this work, it is presented an analysis of FBG arrays installed in a public road. The arrays were installed in a newly paved urban road and were monitored for more than one year. The study evidences the permanent deformation ... -
Optical fiber sensors for asphalt structures monitoring
Bravo Acha, Mikel ; Rota Rodrigo, Sergio ; Leandro González, Daniel ; Loayssa Lara, Alayn; Urricelqui Polvorinos, Javier ; Bravo Acha, A.; Bravo Navas, M.; Mitxelena, J. R.; Martínez Mazo, J. J.; López-Amo Sáinz, Manuel (Optica Publishing Group, 2016)
Contribución a congreso / Biltzarrerako ekarpena
A novel optical fiber installation method was explored for asphalt monitoring. Glassfiber polymer encapsulated SMF was installed in the intermediate and surface layers in order to study the strain sensitivity with a ... -
Optical power-based interrogation of plasmonic tilted fiber Bragg grating biosensors
González Vila, Á.; López Aldaba, Aitor; Kinet, D.; Mégret, P.; López-Amo Sáinz, Manuel ; Caucheteur, C. (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
Two interrogation techniques for plasmonic tilted fiber Bragg grating sensors are reported and experimentally tested. Typical interrogation methods are usually based on tracking the wavelength shift of the most sensitive ... -
Polyaniline deposition on tilted fiber Bragg grating for pH sensing
López Aldaba, Aitor; González Vila, Á.; Debliquy, M.; López-Amo Sáinz, Manuel ; Caucheteur, C.; Lahem, D. (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, we present the results of a new pH sensor based on a polyaniline (PAni) coating on the surface of a tilted fiber Bragg grating. The pH-sensitive PAni was deposited by in situ chemical oxidative polymerization. ... -
Quasi-distributed vibration analysis of a cantilever beam using OFDR and weak reflectors
Leandro González, Daniel ; Zhu, Mengshi; Wada, Daichi; Kasai, Tokio; Igawa, Hirotaka; López-Amo Sáinz, Manuel ; Murayama, Hideaki (Optica Publishing Group, 2022)
Contribución a congreso / Biltzarrerako ekarpena
This work evaluates the performance of a quasi-distributed in-line velocimeter based on OFDR and weak reflectors to measure vibration every 10 cm, using a cantilever beam under free-end damping and during an impact-hammer test. -
Random fiber lasers: application to fiber optic sensors networks
López-Amo Sáinz, Manuel ; Leandro González, Daniel ; Miguel Soto, Verónica de ; Bravo Acha, Mikel ; Fernández Vallejo, Montserrat ; Pérez Herrera, Rosa Ana (IEEE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
Recently, random mirrors have been proposed as a method to create fiber laser cavities. This kind of cavity is based on cooperative Rayleigh scattering, which is generated along a fiber due to the material inhomogeneities ... -
Relative humidity multi-point optical sensors system based on Fast Fourier multiplexing technique
López Aldaba, Aitor; López Torres, Diego ; Elosúa Aguado, César ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; Arregui San Martín, Francisco Javier ; López-Amo Sáinz, Manuel (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, a new multipoint optical fiber system for relative humidity measurements based on Sn02-FP (Fabry-Pérot) sensing heads and an optical interrogator as single active device is presented and characterized. The ... -
Simultaneous and quasi-independent strain and temperature sensor based on microstructured optical fiber
López Aldaba, Aitor; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, a new sensor system for simultaneous and quasi-independent strain and temperature measurements is presented. The interrogation of the sensing head has been carried out by monitoring the FFT phase variations ... -
Simultaneous temperature and vibration monitoring using an all-PM fiber loop mirror interferometer
Leandro González, Daniel ; López-Amo Sáinz, Manuel (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this work, an all-polarization maintaining fiber loop mirror interferometer is presented and validated as vibration and temperature sensor without crosstalk between measurands. The system is entirely built using ... -
Sistema de interrogación multi-sensor basado en multiplexación en longitud de onda y tiempo
Bravo Acha, Mikel ; Leandro González, Daniel ; Pérez, Asier; López-Amo Sáinz, Manuel (SEDOPTICA, 2021)
Contribución a congreso / Biltzarrerako ekarpena
En este trabajo se propone un sistema de interrogación versátil y económico basada en la generación de pulsos empleando la modulación directa de diodos láser DFB. Se ha demostrado una resolución en longitud de onda de 1 ... -
SnO2-MOF-Fabry-Pérot humidity optical sensor system based on Fast Fourier transform technique
López Aldaba, Aitor; López Torres, Diego ; Ascorbe Muruzabal, Joaquín ; Rota Rodrigo, Sergio ; Elosúa Aguado, César ; López-Amo Sáinz, Manuel ; Arregui San Martín, Francisco Javier ; Corres Sanz, Jesús María ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe (SPIE, 2016)
Contribución a congreso / Biltzarrerako ekarpena
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. ... -
Stable L-band fiber laser sensor using a backscattering-based multimode fiber reflector
Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Sánchez-González, Arturo; Durán Lázaro, María ; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Optica Publishing Group, 2022)
Contribución a congreso / Biltzarrerako ekarpena
A new and highly stable L-band fiber laser for sensing is demonstrated. An emission line at 1575.47 nm, was achieved using a special reflector. Good strain sensitivity, optical signal to noise ratio and output power stability ... -
Structural health monitoring of solar trackers using distributed fiber optic sensors
Mariñelarena Ollacarizqueta, Jon ; Mompó Roselló, Juan José ; Zurita Gabasa, Jesús ; Urricelqui Polvorinos, Javier ; Júdez Colorado, Aitor ; López-Amo Sáinz, Manuel ; Jiménez Romero, Sergio; Achaerandio, Álvaro; Loayssa Lara, Alayn (SPIE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
We demonstrate the application of a novel type of distributed fiber optic sensors (DFOSs) to dynamically monitor the effects of wind on solar tracker structures used in photovoltaic power stations. This DFOS is based on ... -
Title enhancement of the sensitivity of a volatile organic compounds MOF-sensor by means of its structure
López Torres, Diego ; López Aldaba, Aitor ; Elosúa Aguado, César ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel ; Arregui San Martín, Francisco Javier (MDPI, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, we experimentally compare several core structures of Microstructured Optical Fibers (MOFs) for low-finesse Fabry-Pérot (FP) sensors. These sensors are designed for Volatile Organic Compounds (VOCs) measurements. ...
