Listar por autor UPNA "Elosúa Aguado, César"
Mostrando ítems 21-40 de 43
-
Luminescence-based optical sensors fabricated by means of the layer-by-layer nano-assembly technique
Acha Morrás, Nerea de
; Elosúa Aguado, César ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (MDPI, 2017)
Artículo / Artikulua 
Luminescence-based sensing applications range from agriculture to biology, including medicine and environmental care, which indicates the importance of this technique as a detection tool. Luminescent optical sensors are ... -
Micro and nanostructured materials for the development of optical fibre sensors
Elosúa Aguado, César ; Arregui San Martín, Francisco Javier ; Del Villar, Ignacio ; Ruiz Zamarreño, Carlos ; Corres Sanz, Jesús María ; Bariáin Aisa, Cándido ; Goicoechea Fernández, Javier ; Hernáez Sáenz de Zaitigui, Miguel ; Rivero Fuente, Pedro J. ; Socorro Leránoz, Abián Bentor ; Urrutia Azcona, Aitor ; Sánchez Zábal, Pedro ; Zubiate Orzanco, Pablo ; López Torres, Diego ; Acha Morrás, Nerea de ; Ascorbe Muruzabal, Joaquín ; Ozcariz Celaya, Aritz ; Matías Maestro, Ignacio (MDPI, 2017)
Artículo / Artikulua
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 ... -
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 ... -
A nanocomposite sol-gel film based on PbS quantum dots embedded into an amorphous host inorganic matrix
Mihail, Elisa; Sava, Bogdan Alexandru; Eftimie, Mihai; Nicoara, Adrian Ionut; Vasiliu, Ileana Cristina; Rusu, Madalin Ion; Bartha, Cristina; Enculescu, Monica; Kuncser, Andrei Cristian; Oane, Mihai; Elosúa Aguado, César ; López Torres, Diego (MDPI, 2023)
Artículo / Artikulua
In this study, a sol-gel film based on lead sulfide (PbS) quantum dots incorporated into a host network was synthesized as a special nanostructured composite material with potential applications in temperature sensor ... -
Nanostructured PbS-doped inorganic film synthesized by sol-gel route
Nicoara, Adrian Ionut; Eftimie, Mihai; Elisa, Mihail; Vasiliu, Ileana Cristina; Bartha, Cristina; Enculescu, Monica; Filipescu, Mihaela; Elosúa Aguado, César ; López Torres, Diego ; Sava, Bogdan Alexandru; Oane, Mihai (MDPI, 2022)
Artículo / Artikulua
IV-VI semiconductor quantum dots embedded into an inorganic matrix represent nanostructured composite materials with potential application in temperature sensor systems. This study explores the optical, structural, and ... -
Optical fiber sensors based on microstructured optical fibers to detect gases and volatile organic compounds: a review
López Torres, Diego ; Elosúa Aguado, César ; Arregui San Martín, Francisco Javier (MDPI, 2020)
Artículo / Artikulua
Since the first publications related to microstructured optical fibers (MOFs), the development of optical fiber sensors (OFS) based on them has attracted the interest of many research groups because of the market niches ... -
Optical sensors based on lossy-mode resonances
Matías Maestro, Ignacio ; Ascorbe Muruzabal, Joaquín ; Acha Morrás, Nerea de ; López Torres, Diego ; Zubiate Orzanco, Pablo ; Sánchez Zábal, Pedro ; Urrutia Azcona, Aitor ; Socorro Leránoz, Abián Bentor ; Rivero Fuente, Pedro J. ; Hernáez Sáenz de Zaitigui, Miguel ; Elosúa Aguado, César ; Goicoechea Fernández, Javier ; Bariáin Aisa, Cándido ; Corres Sanz, Jesús María ; Ruiz Zamarreño, Carlos ; Arregui San Martín, Francisco Javier ; Del Villar, Ignacio (Elsevier Science, 2017)
Artículo / Artikulua
-
An optimized method based on digitalized Lissajous curve to determine lifetime of luminescent materials on optical fiber sensors
Ridruejo Muro, Adrián; Acha Morrás, Nerea de ; Elosúa Aguado, César ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Hindawi, 2016)
Artículo / Artikulua
A method is proposed to determine lifetime of luminescent emissions based on the phase shift measurement employing the digitalized Lissajous representation: this diagram has been typically used with analogical algorithms, ... -
Peculiarities of the structural and optical properties of rare-earth-doped phosphate glasses for temperature sensing applications
Elisa, M.; Iordache, S.M.; Iordache, A.M.; Vasiliu, Ileana Cristina; Grigorescu, C.E.A.; Sava, Bogdan Alexandru; Boroica, L.; Filip, A.V.; Dinca, M. C.; Bartha, Cristina; Acha Morrás, Nerea de ; Elosúa Aguado, César (Elsevier, 2021)
Artículo / Artikulua
Eu, Er, Yb-Er, and Dy-doped phosphate glasses were prepared by a wet-route processing of chemical precursors followed by melt-quenching and annealing. XRD measurements highlighted the amorphous nature of the investigated ... -
Photonic crystal fiber interferometer coated with a PAH/PAA nanolayer as humidity sensor
López Torres, Diego ; Elosúa Aguado, César ; Villatoro, Joel; Zubia, Joseba; Rothhardt, Manfred; Schuster, Kay; Arregui San Martín, Francisco Javier (Elsevier, 2017)
Artículo / Artikulua
In this paper, an optical fiber interferometric humidity sensor is presented. The device consists of 1 cmlong segment of photonic crystal fiber (PCF) spliced to standard single mode fibers (SMFs), forming an interferometer: ... -
Piezotronic, ZnO overlaid Bragg grating organic vapor sensors
López Torres, Diego ; Elosúa Aguado, César ; Pappas, Georgios A.; Konstantaki, María; Klini, Argyro; Lappas, Alexandros; Arregui San Martín, Francisco Javier ; Pissadakis, Stavros (IEEE, 2023)
Artículo / Artikulua
We present a zinc oxide (ZnO) out-cladding, overlaid optical fiber Bragg grating sensor, for the detection of vapors of common alcohols and acetone at concentrations lower than 25 ppm while operating at room temperature ... -
Pyridine vapors detection by an optical fibre sensor
Elosúa Aguado, César ; Bariáin Aisa, Cándido ; Matías Maestro, Ignacio ; Rodríguez, Antonio; Colacio, Enrique; Salinas Castillo, Alfonso; Segura Carretero, Antonio; Fernández Gutiérrez, Alberto (MDPI, 2008)
Artículo / Artikulua
An optical fibre sensor has been implemented towards pyridine vapors detection; to achieve this, a novel vapochromic material has been used, which, in solid state, suffers a change in colour from blue to pink-white in ... -
Real time measuring system of multiple chemical parameters using microstructured optical fibers based sensors
López Aldaba, Aitor; López Torres, Diego ; Elosúa Aguado, César ; Arregui San Martín, Francisco Javier ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (IEEE, 2018)
Artículo / Artikulua
In this paper, a multiplexing system for simultaneous interrogation of optical fiber sensors which measure different parameters is presented and validated. The whole system has been tested with 6 different sensing heads ... -
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 ... -
Resilient amplified double ring optical networks to multiplex optical fibre sensors
Fernández Vallejo, Montserrat; Pérez Herrera, Rosa Ana ; Elosúa Aguado, César ; Díaz Lucas, Silvia ; Urquhart, Paul; Bariáin Aisa, Cándido ; López-Amo Sáinz, Manuel (IEEE / OSA, 2009)
Artículo / Artikulua
We report the experimental demonstration of two configurations of an amplified optical fibre double ring network for the multiplexing of sensors. The networks are designed to be inherently resilient to fibre failures because ... -
Route towards a label-free optical waveguide sensing platform based on lossy mode resonances
Ruiz Zamarreño, Carlos ; Zubiate Orzanco, Pablo ; Ozcariz Celaya, Aritz ; Elosúa Aguado, César ; Socorro Leránoz, Abián Bentor ; Urrutia Azcona, Aitor ; López Torres, Diego ; Acha Morrás, Nerea de ; Ascorbe Muruzabal, Joaquín ; Vitoria Pascual, Ignacio ; Imas González, José Javier ; Corres Sanz, Jesús María ; Díaz Lucas, Silvia ; Hernáez Sáenz de Zaitigui, Miguel ; Goicoechea Fernández, Javier ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio ; Del Villar, Ignacio (IFSA Publishing, 2019)
Artículo / Artikulua
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 ... -
Sensitivity optimization of a microstructured optical fiber ammonia gas sensor by means of tuning the thickness of a metal oxide nano-coating
López Torres, Diego ; López Aldaba, Aitor ; Elosúa Aguado, César ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (IEEE, 2019)
Artículo / Artikulua
In this paper, the influence of the thickness of metallic-oxide coatings, ITO, and SnO2 on the sensitivity of a microstructured optical fiber Fabry–Pérot (FP) has been studied with the aim of developing ammonia gas fiber ... -
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. ... -
SnO2-MOF-Fabry-Perot optical sensor for relative humidity measurements
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 (Elsevier, 2018)
Artículo / Artikulua
In this paper, a new optical fiber sensor for relative humidity measurements is presented and characterized. The sensor is based on a SnO2 sputtering deposition on a microstructured optical fiber (MOF) low-finesse Fabry-Pérot ... -
Straightforward nano patterning on optical fiber for sensors development
Acha Morrás, Nerea de ; Elia Lorente, Victor ; Delgado Camón, Arantzazu ; Arregui San Martín, Francisco Javier ; Elosúa Aguado, César (Optical Society of America, 2020)
Artículo / Artikulua
A simple method to prepare a nano pattern along the surface of an optical fiber is applied in this Letter to develop a pH sensor. The template is made of a block copolymer that defines specific locations where gold nano ...
