Listar Comunicaciones y ponencias de congresos DIEC - IEKS Biltzarretako komunikazioak eta txostenak por autor UPNA "Pérez Herrera, Rosa Ana"
Mostrando ítems 1-20 de 20
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Cavidad láser de fibra óptica multibanda basada en reflectores pseudoaleatorios cuasidistribuidos
Sánchez-González, Arturo; Pérez Herrera, Rosa Ana
; Roldán Varona, Pablo; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Sociedad Española de Óptica, 2021)
Artículo / Artikulua 
En este trabajo se presenta un análisis experimental de las prestaciones alcanzadas por una cavidad láser en línea asistida por un reflector de fibra con retrodispersión controlada artificialmente (RFRCA). Dicho reflector ... -
Compact optical fiber lasers and optical fiber sensors assisted by femtosecond laser inscription of plane-by-plane FBGs
Roldán Varona, Pablo; Pallarés Aldeiturriaga, D.; Rodríguez Cobo, Luis; Pérez Herrera, Rosa Ana ; Bravo Acha, Mikel ; López-Amo Sáinz, Manuel ; López Higuera, José Miguel (Optica, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Development of a high temperature sensor based on optical fiber l aser generated from a cavity of reduced dimensions (43 mm) in Er-doped fiber. The mirror FBGs have been inscribed with femtosecond laser using the slit beam ... -
Diseño y caracterización de reflectores incoherentes de retrodispersión de fibra microperforada para láseres random de fibra óptica
Galarza Galarza, Marko ; Sañudo-Lasagabaster, Silvia; 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
Los láseres random de fibra óptica presentan una serie de características que los hacen idóneos para una gran variedad de aplicaciones industriales. La elevada longitud de fibra necesaria en la cavidad debido a sus bajos ... -
Enhanced optical fiber lasers and optical fiber sensors assisted by micro-drilled optical fibers
Pérez Herrera, Rosa Ana ; Bravo Acha, Mikel ; Roldán Varona, Pablo; Leandro González, Daniel ; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Optica, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Enhanced OFS assisted by micro-drilled optical fibers acting as mirrors are demonstrated. Strain sensitivity improved more than one order of magnitude in comparison with FBG sensors using a 50 μm-waist micro-drilled taper ... -
Erbium-doped fiber ring cavity for the measurement of refractive index variations
Pérez Herrera, Rosa Ana ; Soares, Liliana; Novais, Susana; Frazão, Orlando; Silva, Susana (SPIE, 2023)
Contribución a congreso / Biltzarrerako ekarpena
In this work, an erbium-doped fiber ring cavity based on a 3dB optical coupler for refractive index measurements is presented and experimentally verified. This interrogation system, based on a 1 x 2 optical coupler, uses ... -
Femtosecond laser inscription of diffraction gratings in CYTOP fibers for optical fiber sensing
Lomer, Mauro; Roldán Varona, Pablo; Algorri, J. F.; Rodríguez Cobo, Luis; Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel ; López Higuera, José Miguel (SEDOPTICA, 2021)
Contribución a congreso / Biltzarrerako ekarpena
The use of the new CYTOP fibers for the inscription of optical structures and the sensing of different parameters has started to gain importance in the last decade. This work presents the design and manufacture of a CYTOP ... -
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 ... -
Gender analysis on the Ph.D. theses defended in Spain in the field of Optics and Photonics
Pérez Herrera, Rosa Ana ; Tomás, María-Baralida; Santamaría, Beatriz; Heras, Alba de las; Benedi García, Clara; Gómez Varela, Ana Isabel; Delgado Pinar, Martina; González Fernández, Verónica (IEEE, 2022)
Contribución a congreso / Biltzarrerako ekarpena
Unconscious perceptions and decisions are influenced by gender bias. In this work, we provide an exhaustive data analysis of the Ph.D. theses defended in the field of optics and photonics in Spain by filtering key descriptors ... -
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 ... -
Labescape and breakout: gamification for photonics students
Pérez Herrera, Rosa Ana ; Tainta Ausejo, Santiago ; Elosúa Aguado, César (IATED, 2021)
Contribución a congreso / Biltzarrerako ekarpena
Nowadays, the idea of using game mechanisms in non-gaming environments has become of great interest in different fields such as education or training. Not only for primary school but also in higher formal education, ... -
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 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. ... -
Measurement of paracetamol concentration using a fiber laser system
Soares, Liliana; Pérez Herrera, Rosa Ana ; Novais, Susana; Ferreira, António; Frazão, Orlando; Silva, Susana (IEEE, 2023)
Contribución a congreso / Biltzarrerako ekarpena
A linear fiber laser system for measurements of paracetamol concentration is experimentally demonstrated. The cavity is based on a fiber loop mirror and an FBG centered at 1567.8 nm. The sensing head corresponds to a ... -
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-displacement sensor based on hollow core fiber interferometers
Dauliat, R.; Jamier, Raphael; Roy, Philippe; López-Amo Sáinz, Manuel ; Pérez Herrera, Rosa Ana ; Rodríguez Rodríguez, Armando; Sánchez González, Arturo (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 ... -
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 ... -
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 ... -
WDM and TDM interrogation by sequentially pulsing direct modulated DFBs
Pérez-González, A.; Bravo Acha, Mikel ; Leandro González, Daniel ; Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel (Optica, 2020)
Contribución a congreso / Biltzarrerako ekarpena
A new versatile and cost-effective interrogation system by pulsing direct modulated (DM) DFB laser diodes is proposed. 1 pm wavelength resolution and 600 m sensor spacing is demonstrated by sequentially pulsing a DM DFB.
