Listar Artículos de revista - Aldizkari artikuluak por autor UPNA "Pérez Herrera, Rosa Ana"
Mostrando ítems 1-20 de 40
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46-km-long Raman amplified hybrid double-bus network with point and distributed Brillouin sensors
Fernández Vallejo, Montserrat
; Olier Aguado, David; Zornoza Indart, Ander; Pérez Herrera, Rosa Ana 
; Díaz Lucas, Silvia ; Elosúa Aguado, César ; Bariáin Aisa, Cándido ; Loayssa Lara, Alayn ; López-Amo Sáinz, Manuel (IEEE, 2012)
Artículo / Artikulua 
We experimentally demonstrate a 46-km hybrid network that combine point and distributed Brillouin sensors. The proposed sensor network multiplexes low-cost intensity point sensors based on fiber-optic tapers, which are ... -
Analyzing implicit gender bias in Optics and Photonics at the predoctoral stage in Spain
Tomás, María-Baralida; Heras, Alba de las; Santamaría Fernández, Beatriz; Gómez Varela, Ana Isabel; Benedi García, Clara; Delgado Pinar, Martina; González-Fernández, Verónica; Pérez Herrera, Rosa Ana (Sociedad Española de Óptica, 2023)
Artículo / Artikulua
Los prejuicios de género desempeñan un papel muy importante en áreas relacionadas con la ciencia, la tecnología, la ingeniería y las matemáticas (STEM). La asociación del género con determinados atributos, comportamientos ... -
C and L band fiber lasers enhanced by ultrafast laser inscribed artificial backscatter reflectors
Pérez Herrera, Rosa Ana ; Roldán Varona, Pablo; Sánchez-González, Arturo; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Optica, 2022)
Artículo / Artikulua
This letter presents an experimental comparison between two linear-cavity erbiumdoped fiber lasers (EDFL) assisted by two different artificial backscatter fiber-based reflectors. Both reflectors were inscribed by femtosecond ... -
ECOAL project: delivering solutions for integrated monitoring of coal-related fires supported on optical fiber sensing technology
Ribeiro, Joana; Viveiros, Duarte; Ferreira, João; López Gil, Alexia; Domínguez López, Alejandro; Martins, Hugo F.; Pérez Herrera, Rosa Ana ; López Aldaba, Aitor ; Duarte, Lia; Rodrigues Pinto, Ana Margarida ; Martín López, Sonia; Baierl, Hardy; Jamier, Raphael; Rougier, Sébastien; Auguste, Jean-Louis; Teodoro, Ana Cláudia; Gonçalves, José Alberto; Esteban, Óscar; Santos, José Luís; Roy, Philippe; López-Amo Sáinz, Manuel ; González Herráez, Miguel; Baptista, José Manuel; Flores, Deolinda (MDPI, 2017)
Artículo / Artikulua
The combustion of coal wastes resulting from mining is of particular environmental concern, and the importance of proper management involving real-time assessment of their status and identification of probable evolution ... -
Experimental optimization in terms of power stability and output power of highly Er-doped fiber lasers with single and hybrid cavities
Pérez Herrera, Rosa Ana ; Chen, Shuying; Zhao, Weizhong; Sun, Tong; López-Amo Sáinz, Manuel (Taylor & Francis, 2010)
Artículo / Artikulua
In this article, the output power stability of several different highly erbiumdoped fiber ring lasers, as a function of the laser parameters, is experimentally investigated. The study is focused on the optimization of ... -
Fiber cavity ring down and gain amplification effect
Silva, Susana; Magalhães, Regina; Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel ; Marques, M. B.; Frazão, Orlando (Springer Nature, 2016)
Artículo / Artikulua
The effect of an erbium-doped fiber amplifier (EDFA) placed inside the fiber ring of a cavity ring down (CRD) configuration is studied. The limitations and advantages of this configuration are discussed, and the study of ... -
Fiber optic sensor networks
Pérez Herrera, Rosa Ana ; López-Amo Sáinz, Manuel (Elsevier, 2013)
Artículo / Artikulua
One of the main goals in fiber optic sensor technology is to multiplex together a high number of sensorsin the same network in order to share expensive terminal equipment and develop a system including multiple measuring ... -
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 ... -
Gamification for photonics students: labescape
Pérez Herrera, Rosa Ana ; Tainta Ausejo, Santiago ; Elosúa Aguado, César (MDPI, 2021)
Artículo / Artikulua
The idea of utilizing game elements in non-gaming situations has sparked a lot of attention in recent years, especially in topics such as education and training. Game-based techniques appear to be an increasing trend in a ... -
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 ... -
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 ... -
Innovative approaches for organizing an inclusive optics and photonics conference in virtual format
Heras, Alba de las; Gómez-Varela, Ana Isabel; Tomás, María-Baralida; Pérez Herrera, Rosa Ana ; Sánchez, Luis Alberto; Gallazzi, Francesca; Santamaría, Beatriz; García Lechuga, Mario; Vinas María; Delgado Pinar, Martina; González Fernández, Verónica (MDPI, 2023)
Artículo / Artikulua
The COVID pandemic is forcing the renewal of scientific conferences, offering opportunities to introduce technological and inclusive developments. Our analysis focuses on the implementation of inclusive practices for female ... -
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 ... -
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, ... -
Liquid level sensor based on dynamic Fabry–Perot interferometers in processed capillary fiber
Roldán Varona, Pablo; Pérez Herrera, Rosa Ana ; Rodríguez Cobo, Luis; Reyes González, Luis; López-Amo Sáinz, Manuel (Springer Nature, 2021)
Artículo / Artikulua
In this work, a novel optical fiber sensor capable of measuring both the liquid level and its refractive index is designed, manufactured and demonstrated through simulations and experimentally. For this, a silica capillary ... -
Long-range hybrid network with point and distributed Brillouin sensors using Raman amplification
Zornoza Indart, Ander; Pérez Herrera, Rosa Ana ; Elosúa Aguado, César ; Díaz Lucas, Silvia ; Bariáin Aisa, Cándido ; Loayssa Lara, Alayn ; López-Amo Sáinz, Manuel (Optical Society of America, 2010)
Artículo / Artikulua
We propose a novel concept for hybrid networks that combine point and distributed Brillouin sensors in a cost-effective architecture that also deploys remote distributed Raman amplification to extend the sensing range. A ... -
Low noise dual-wavelength erbium fiber laser in single-longitudinal-mode operation
Rota Rodrigo, Sergio; Pérez Herrera, Rosa Ana ; Fernández Vallejo, Montserrat ; López-Amo Sáinz, Manuel (Springer, 2012)
Artículo / Artikulua
A new stable dual-wavelength fiber-ring laser based on erbium-doped fiber amplification is reported. The laser is based on ring resonators and employs fiber Bragg gratings to select the operation wavelengths. The ... -
Measurement of paracetamol concentration using an erbium-doped fiber ring cavity
Soares, Liliana; Pérez Herrera, Rosa Ana ; Novais, Susana; Ferreira, António; Silva, Susana; Frazão, Orlando (MDPI, 2023)
Artículo / Artikulua
Process Analytical Technology (PAT) has been increasingly used in the pharmaceutical industry to monitor essential parameters in real-time during pharmaceutical processes. The concentration of Active Pharmaceutical Ingredients ... -
Microdrilled tapers to enhance optical fiber lasers for sensing
Pérez Herrera, Rosa Ana ; Bravo Acha, Mikel ; Roldán Varona, Pablo; Leandro González, Daniel ; Rodríguez Cobo, Luis; López Higuera, José Miguel; López-Amo Sáinz, Manuel (Nature Research, 2021)
Artículo / Artikulua
In this work, an experimental analysis of the performance of different types of quasi-randomly distributed reflectors inscribed into a single-mode fiber as a sensing mirror is presented. These artificially-controlled ...
