Listar por autor UPNA "López-Amo Sáinz, Manuel"
Mostrando ítems 41-60 de 141
-
Fotonika eta argiaren nazioarteko urtea
López-Amo Sáinz, Manuel
(Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa, 2015)
Otros / Bestelakoak 
-
Frequency modulated continuous wave system for optical fiber intensity sensors with optical amplification
Pérez Herrera, Rosa Ana ; Frazão, Orlando; Santos, José Luís; Araújo, Francisco Moita; Ferreira, Luis Alberto; Baptista, José Manuel; López-Amo Sáinz, Manuel (IEEE, 2009)
Artículo / Artikulua
We report on the use of erbium doped fiber (EDF) amplification to enhance a frequency modulated continuous wave (FMCW) technique for referencing optical intensity sensors located between two Bragg grating structures. The ... -
Fully switchable multi-wavelength fiber lasers based on random distributed feedback for sensors interrogation
Bravo Acha, Mikel ; Miguel Soto, Verónica de ; Ortigosa Cayetano, Amaia; López-Amo Sáinz, Manuel (IEEE / OSA, 2015)
Artículo / Artikulua
In this paper, the experimental study and characterization of a novel real-time switchable multi-wavelength fiber laser has been carried out. Two different gain materials, such as a 50 km SMF and a 2.5 km DCF fibers were ... -
Gamma radiation measurements using an optical fiber laser
Pérez Herrera, Rosa Ana ; Stancalie, Andrei; Cabezudo Sánchez-Valverde, Pablo Miguel; Sporea, Dan; Negut, Daniel; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A fiber ring laser cavity configuration was used to analyze the effect of gamma-irradiation over the performance of different types of erbium doped fibers. Preliminary results validates this method to monitor gamma-radiation ... -
Gamma radiation-induced effects over an optical fiber laser: towards new sensing applications
Pérez Herrera, Rosa Ana ; Stancalie, Andrei; Cabezudo Sánchez-Valverde, Pablo Miguel; Sporea, Dan; López-Amo Sáinz, Manuel (MDPI, 2020)
Artículo / Artikulua
In the present work, the effect of gamma radiation on the performance of different types of erbium-doped fibers (EDFs) when they are used in a fiber ring cavity (FRC) configuration is studied. Several pieces of commercial ... -
High performance fiber laser resonator for dual band (C and L) sensing
Sánchez-González, Arturo; Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (IEEE, 2022)
Artículo / Artikulua
This work presents an experimental analysis and comparison of the performance of quasi-randomly distributed reflectors inscribed into a single-mode fiber as a sensing mirror both in C- and L-band. Single-wavelength emission ... -
High resolution polarization-independent highbirefringence fiber loop mirror sensor
Leandro González, Daniel ; Bravo Acha, Mikel ; López-Amo Sáinz, Manuel (Optical Society of America, 2015)
Artículo / Artikulua
In this work, two all polarization-maintaining (PM) highbirefringence (Hi-Bi) fiber loop mirrors (FLM) which are immune to external polarization perturbations are validated both theoretically and experimentally. Simplified ... -
High sensitivity fiber-optic liquid level sensor using biconical tapered fibers
Júdez Colorado, Aitor; Leandro González, Daniel ; Pérez Herrera, Rosa Ana ; Galarza Galarza, Marko ; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A liquid level sensor is presented using a biconical tapered standard single-mode fiber, being its main characteristic an outstanding sensitivity for a low cost transducer. Temperature compensation is enabled with the same ... -
High-resolution transversal load sensor using a random distributed feedback fiber laser
Miguel Soto, Verónica de ; Leandro González, Daniel ; López-Amo Sáinz, Manuel (SPIE, 2016)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a new application of random distributed feedback lasers to fiber optic sensing has been presented. The particular properties of these lasers, such as the lack of longitudinal modes and high stability, have ... -
Highly-efficient fully resonant vertical couplers for InP active-passive monolithic integration using vertically phase matched waveguides
García López, Óscar; Lasaosa Medarde, Daniel; López-Amo Sáinz, Manuel ; Galarza Galarza, Marko (Optical Society of America, 2013)
Artículo / Artikulua
A new active-passive monolithic integration approach for photonic components based on vertical evanescent coupling is presented. Two vertically stacked waveguides are used in order to provide full resonant power transfer ... -
Hybrid Raman‑erbium random fiber laser with a half open cavity assisted by artificially controlled backscattering fiber refectors
Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Sañudo-Lasagabaster Ibáñez, Silvia; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Springer Nature, 2021)
Artículo / Artikulua
A hybrid Raman-erbium random fber laser with a half-open cavity assisted by chirped artifcially controlled backscattering fber refectors is presented. A combination of a 2.4 km-long dispersion compensating fber with two ... -
In-field torsion measurements on solar trackers using fiber optic sensors
Leandro González, Daniel ; Bravo Acha, Mikel ; Júdez Colorado, Aitor ; Mariñelarena Ollacarizqueta, Jon ; Falcone Lanas, Francisco Javier ; Loayssa Lara, Alayn; López-Amo Sáinz, Manuel ; Jiménez, S.; Achaerandio, Álvaro (Optica, 2020)
Contribución a congreso / Biltzarrerako ekarpena
In-field torsion measurements on solar trackers using fiber Bragg gratings are presented. 45 FBG sensors have been deployed in an operational solar energy plant to study the mechanical response of the structure to wind. -
An in-reflection strain sensing head based on a Hi-Bi photonic crystal fiber
Rota Rodrigo, Sergio; Rodrigues Pinto, Ana Margarida ; Bravo Acha, Mikel ; López-Amo Sáinz, Manuel (MDPI, 2013)
Artículo / Artikulua
A photonic crystal fiber-based sensing head is proposed for strain measurements. The sensor comprises a Hi-Bi PCF sensing head to measure interferometric signals in-reflection. An experimental background study of the sensing ... -
Influence of saturable absorbers on fiber ring laser sensors
Rodríguez Cobo, Luis; Quintela, M. A.; Ruiz Lombera, Rubén; Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel ; López Higuera, José Miguel (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a fiber ring laser sensor has been employed to analyze the influence of passive Er-doped fiber acting as saturable absorber. Lasing modes of fiber ring lasers can be reduced by properly locating a saturable ... -
Interferometric vs wavelength selective optical fiber sensors for cryogenic temperature measurements
Miguel Soto, Verónica de ; Leandro González, Daniel ; López Aldaba, Aitor ; Beato López, Juan Jesús ; Pérez de Landazábal Berganzo, José Ignacio ; Auguste, Jean-Louis; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel (SPIE, 2017)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a preliminary study of the behavior of two different interferometric fiber optic sensors and two different wavelength selective fiber optic sensors is performed. A photonic cristal fiber Fabry-Pérot interferometer, ... -
Internal modulation of a Random fiber laser
Bravo Acha, Mikel ; Fernández Vallejo, Montserrat ; López-Amo Sáinz, Manuel (Optical Society of America, 2013)
Artículo / Artikulua
A characterization of a modulated random mirror laser has been experimentally carried out. Unlike conventional internally modulated fiber lasers, no distortion of the modulating frequency or self-mode-locking effects were ... -
L-band multiwavelength single-longitudinal mode fiber laser for sensing applications
Pérez Herrera, Rosa Ana ; Ullán Nieto, Ángel; Leandro González, Daniel ; Fernández Vallejo, Montserrat ; Quintela, M. A.; Loayssa Lara, Alayn ; López Higuera, José Miguel; López-Amo Sáinz, Manuel (IEEE / OSA, 2012)
Artículo / Artikulua
In this work, a novel single-longitudinal-mode (SLM) four-wavelength laser configuration for sensing applications in the L-band is proposed and experimentally demonstrated. The sensor system presented here is based on ring ... -
Láser random de fibra óptica asistido por reflectores de fibra con retrodispersión controlada artificialmente
Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Galarza Galarza, Marko ; Sañudo-Lasagabaster Ibáñez, Silvia; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (SEDOPTICA, 2021)
Contribución a congreso / Biltzarrerako ekarpena
Este trabajo presenta un láser de fibra tipo random (LFR) en cavidad semi-abierta, mediante amplificación híbrida Raman-Erbio y asistida por reflectores de fibra con retrodispersión controlada artificialmente (RFRCA). ... -
Láseres de fibra óptica
Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel (Versys, 2011)
Artículo / Artikulua
Desde su desarrollo en los años 60 hasta nuestros días, los láseres de fibra óptica han ido incrementando su importancia en diversos ámbitos de nuestra vida. Ya sea en la medicina, la electrónica de consumo o la industria, ... -
Láseres de fibra óptica basados en reflectores clásicos, estrechados y microperforados
Sánchez-González, Arturo; Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (SEDOPTICA, 2021)
Contribución a congreso / Biltzarrerako ekarpena
En este trabajo se presenta un estudio comparativo entre distintos láseres de fibra óptica altamente dopada con erbio, con cavidades lineales conformadas tanto por reflectores puntuales clásicos como reflectores distribuidos. ...
