Listar Artículos de revista DIEE - IEES Aldizkari artikuluak por autor UPNA "Matías Maestro, Ignacio"
Mostrando ítems 1-20 de 72
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Analysis matrix for smart cities
Branchi, Pablo Emilio
; Fernández Valdivielso, Carlos ; Matías Maestro, Ignacio 
(MDPI, 2014)
Artículo / Artikulua 
The current digital revolution has ignited the evolution of communications grids and the development of new schemes for productive systems. Traditional technologic scenarios have been challenged, and Smart Cities have ... -
Analysis of one-dimensional photonic band gap structures with a liquid crystal defect towards development of fiber-optic tunable wavelength filters
Del Villar, Ignacio ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier ; Claus, Richard O. (Optical Society of America, 2003)
Artículo / Artikulua
A theoretical analysis of a fiber optical photonic band gap based tunable wavelength filter is presented. The design presented here is based on the quarter wave reflector with a liquid crystal defect layer in the middle ... -
An antibacterial coating based on a polymer/sol-gel hybrid matrix loaded with silver nanoparticles
Rivero Fuente, Pedro J. ; Urrutia Azcona, Aitor ; Goicoechea Fernández, Javier ; Ruiz Zamarreño, Carlos ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (Springer, 2011)
Artículo / Artikulua
In this work a novel antibacterial surface composed of an organic-inorganic hybrid matrix of tetraorthosilicate and a polyelectrolyte is presented. A precursor solution of tetraethoxysilane (TEOS) and poly(acrylic acid ... -
Application of gold complexes in the development of sensors for volatile organic compounds
Luquin, Asunción ; Elosúa Aguado, César ; Vergara, Elena; Estella, Juncal ; Cerrada, Elena; Bariáin Aisa, Cándido ; Matías Maestro, Ignacio ; Garrido Segovia, Julián José ; Laguna, Mariano (World Gold Council, 2007)
Artículo / Artikulua
Two different kinds of sensors have been developed by using the same kind of vapochromic complexes. The vapochromic materials [Au2Ag2(C6F5)(4)L-2](n) have different colours depending on the ligand L. These materials change, ... -
A comparative study in the sensitivity of optical fiber refractometers based on the incorporation of gold nanoparticles into layer-by-layer films
Rivero Fuente, Pedro J. ; Hernáez Sáenz de Zaitigui, Miguel ; Goicoechea Fernández, Javier ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Exeley, 2015)
Artículo / Artikulua
In this work, optical fiber refractometers based on the successive incorporation of gold nanoparticles have been fabricated by means of the Layer-by-Layer Embedding (LbL-E) deposition technique. This enables the apparition ... -
Comparative study of layer-by-layer deposition techniques for poly(sodium phosphate) and poly (allylamine hydrochloride)
Elosúa Aguado, César ; López Torres, Diego ; Hernáez Sáenz de Zaitigui, Miguel ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Springer, 2013)
Artículo / Artikulua
An inorganic short chain polymer, poly(sodium phosphate), PSP, together with poly(allylamine hydrochloride), PAH, is used to fabricate layer-by-layer (LbL) films. The thickness, roughness, contact angle, and optical ... -
A comparative study of two different approaches for the incorporation of silver nanoparticles into layer-by-layer films
Rivero Fuente, Pedro J. ; Goicoechea Fernández, Javier ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Springer, 2014)
Artículo / Artikulua
In this work, a comparative study about the incorporation of silver nanoparticles (AgNPs) into thin films is presented using two alternative methods, the in situ synthesis process and the layer-by-layer embedding deposition ... -
Deposition of an overlay with electrostactic self-assembly method in long period fiber gratings
Del Villar, Ignacio ; Achaerandio, Miguel ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Optical Society of America, 2005)
Artículo / Artikulua
It was proved that the deposition of an overlay material onto a long-period fiber grating causes important shifts in the wavelengths of the typical attenuation bands that are caused by coupling between cladding and core ... -
Design rules for lossy mode resonance based sensors
Del Villar, Ignacio ; Hernáez Sáenz de Zaitigui, Miguel ; Ruiz Zamarreño, Carlos ; Sánchez Zábal, Pedro ; Fernández Valdivielso, Carlos ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (Optical Society of America, 2012)
Artículo / Artikulua
Lossy mode resonances can be obtained in the transmission spectrum of cladding removed multimode optical fiber coated with a thin-film. The sensitivity of these devices to changes in the properties of the coating or the ... -
Development of a low mobility IEEE 802.15.4 compliant VANET system for urban environments
Nazábal Urriza, Juan Antonio; Falcone Lanas, Francisco Javier ; Fernández Valdivielso, Carlos ; Matías Maestro, Ignacio (MDPI, 2013)
Artículo / Artikulua
The use of Vehicular Ad-Hoc Networks (VANETs) is growing nowadays and it includes both roadside-to-vehicle communication (RVC) and inter-vehicle communication (IVC). The purpose of VANETs is to exchange useful information ... -
Development of an in-fiber nanocavity towards detection of volatile organic gases
Elosúa Aguado, César ; Matías Maestro, Ignacio ; Bariáin Aisa, Cándido ; Arregui San Martín, Francisco Javier (MDPI, 2006)
Artículo / Artikulua
A fiber optic sensor for Volatile Organic Compounds (VOCs) detection has been developed and characterized for some organic gasses. The sensor is based on a novel vapochromic material, which is able to change its optical ... -
Development of an optical refractometer by analysis of one-dimensional photonic bandgap structures with defects
Matías Maestro, Ignacio ; Del Villar, Ignacio ; Arregui San Martín, Francisco Javier (Optical Society of America, 2003)
Artículo / Artikulua
A theoretical analysis of an optical fiber photonic-bandgap-based refractometer is presented. The design is based on a quarter-wave ref lector with one defect. By modifying both the real and the imaginary parts of the index ... -
Enabling personal privacy for pervasive computing environments
Alcalde Bagüés, Susana; Zeidler, Andreas; Klein, Cornel; Fernández Valdivielso, Carlos ; Matías Maestro, Ignacio (Graz University of Technology, IICM, 2010)
Artículo / Artikulua
Protection of personal data in the Internet is already a challenge today. Users have to actively look up privacy policies of websites and decide whether they can live with the terms of use. Once discovered, they are ... -
Enhancement of sensitivity in long period fiber gratings with deposition of low refractive index materials
Del Villar, Ignacio ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Optical Society of America, 2005)
Artículo / Artikulua
It was proved [Opt. Lett. 30, 720 (2005)] that the deposition of an overlay of higher refractive index than that of the cladding on a long-period fiber grating (LPFG) causes large shifts in the attenuation bands induced by ... -
ESA-based in-fiber nanocavity for hydrogen–peroxide detection
Del Villar, Ignacio ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier ; Claus, Richard O. (IEEE, 2005)
Artículo / Artikulua
A fiber-optic sensor sensitive to hydrogen peroxide has been designed based on the electrostatic layer-by-layer selfassembly method. Prussian blue has been deposited in a polymeric structure formed by Poly(allylamine ... -
Etched LPFGs in reflective configuration for sensitivity and attenuation band depth increase
Del Villar, Ignacio ; Socorro Leránoz, Abián Bentor ; Corres Sanz, Jesús María ; Matías Maestro, Ignacio ; Cruz, José Luis; Rego, Gaspar (IEEE, 2016)
Artículo / Artikulua
A reflection configuration setup for long-period fiber gratings is presented. It permits to obtain a unique band with attenuation double than that obtained in transmission configuration, which is interesting for ... -
Experimental demonstration of lossy mode resonance generation for transverse-magnetic and transverse-electric polarizations
Ruiz Zamarreño, Carlos ; Zubiate Orzanco, Pablo ; Sagüés García, Mikel ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (Optica Publishing Group, 2013)
Artículo / Artikulua
This Letter, presents the fabrication of lossy mode resonance (LMR) devices based on titanium dioxide (TiO2)/ poly(sodium 4-styrenesulfonate) (PSS) coatings deposited on side-polished D-shaped optical fibers. TiO2 thin ... -
Experimental study and sensing applications of polarization-dependent lossy mode resonances generated by D-shape coated optical fibers
Zubiate Orzanco, Pablo ; Ruiz Zamarreño, Carlos ; Del Villar, Ignacio ; Matías Maestro, Ignacio ; Arregui San Martín, Francisco Javier (IEEE, 2015)
Artículo / Artikulua
The fabrication and characterization of an optical fiber refractometer based on Lossy Mode Resonances (LMR) is presented. TiO2/ poly (sodium 4-styrenesulfonate) (PSS) coatings deposited on side-polished D-shaped optical ... -
Fabrication of Bragg gratings on the end facet of standard optical fibers by sputtering the same material
Ascorbe Muruzabal, Joaquín ; Corres Sanz, Jesús María ; Del Villar, Ignacio ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (IEEE, 2016)
Artículo / Artikulua
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 ... -
Femtomolar detection by nanocoated fiber label-free biosensors
Chiavaioli, Francesco; Zubiate Orzanco, Pablo ; Del Villar, Ignacio ; Ruiz Zamarreño, Carlos ; Giannetti, Ambra; Tombelli, Sara; Trono, Cosimo; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio ; Baldini, Francesco (ACS, 2018)
Artículo / Artikulua
The advent of optical fibre-based biosensors combined with that of nanotechnologies has provided an oppor-tunity for developing in situ, portable, lightweight, versatile and high-performance optical sensing platforms. We ...
