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Listar por autor "Torrijos Morán, Luis"

Mostrando ítems 1-18 de 18

1D Periodic Corrugated Waveguides for Real-Time Detection of Increasing Concentrations of Thrombin

Martinez-Perez, Paula; Gómez-Gómez, María Isabel; Torrijos-Morán, Luis; Ivanova-Angelova, Todora; Griol Barres, Amadeu; Hurtado Montañés, Juan; Bellieres, Laurent Christophe; García-Rupérez, Jaime (OSA (Optical Society), 2020-07-16)

[EN] An aptasensor based on periodic 1D corrugated waveguides is demonstrated to be suitable for the specific and continuous detection of thrombin at nM concentrations in real time with an estimated detection limit of 33.5 pM.
Bimodal waveguide sensors enabled by subwavelength grating structures

Torrijos-Morán, Luis; García-Rupérez, Jaime; Griol Barres, Amadeu (OSA (Optical Society), 2020-07-16)

[EN] A subwavelength grating sensor based on a bimodal waveguide configuration is presented for continuous in-flow measurements of refractive index variations. An experimental bulk sensitivity of 1350nm/RIU and a limit of ...
Design of slow-light-enhanced bimodal interferometers using dimensionality reduction techniques

Torrijos-Morán, Luis; García-Rupérez, Jaime (The Optical Society, 2021-10-11)

[EN] Interferometers usually require long paths for the ever-increasing requirements of high-performance operation, which hinders the miniaturization and integration of photonic circuits into very compact devices. Slow-light ...
Experimental study of a real-time and highly sensitive fiber-optic porous silicon temperature sensing probe

Caroselli, Raffaele; Martín-Sánchez, David; Ponce-Alcántara, Salvador; Prats-Quílez, Francisco; Torrijos-Morán, Luis; García-Rupérez, Jaime (Institute of Electrical and Electronics Engineers, 2018-07-01)

[EN] We report the development of a temperature sensing probe created as a result of the combination of an optical fiber and a porous silicon microcavity (PSMC). After determining the physical parameters of the PSMC to ...
Experimental study of an evanescent-field biosensor based on 1D photonic bandgap structures

Sabek, Jad; Díaz-Fernández, Francisco Javier; Torrijos-Morán, Luis; Díaz-Betancor, Zeneida; Maquieira Catala, Angel; Bañuls Polo, María-José; Pinilla-Cienfuegos, Elena; García-Rupérez, Jaime (Beilstein-Institut, 2019-04-26)

[EN] A photonic bandgap (PBG) biosensor has been developed for the label-free detection of proteins. As the sensing in this type of structures is governed by the interaction between the evanescent field going into the ...
Experimental study of subwavelength grating bimodal waveguides as ultrasensitive interferometric sensors

Torrijos-Morán, Luis; Griol Barres, Amadeu; García-Rupérez, Jaime (The Optical Society, 2019-10-01)

[EN] Over the recent years, subwavelength grating (SWG) structures have increasingly attracted attention in the area of evanescent-field photonic sensors. In this Letter, for the first time to the best of our knowledge, ...
Experimental study of the sensitivity of a porous silicon ring resonator sensor using continuous in-flow measurements

Caroselli, Raffaele; Ponce-Alcántara, Salvador; Prats-Quílez, Francisco; Martín-Sánchez, David; Torrijos-Morán, Luis; Griol Barres, Amadeu; Bellieres, Laurent Christophe; Bandarenka, Hanna; Girel, Kseniya; Bondarenko, Vitaly; García-Rupérez, Jaime (The Optical Society, 2017-12-11)

[EN] A highly sensitive photonic sensor based on a porous silicon ring resonator was developed and experimentally characterized. The photonic sensing structure was fabricated by exploiting a porous silicon double layer, ...
High performance photonic biosensors based on periodic configurations

García-Rupérez, Jaime; Torrijos-Morán, Luis; Gómez-Gómez, María Isabel; Martinez-Perez, Paula; Ponce-Alcántara, Salvador (SPIE, 2021-03-11)

[EN] Periodic photonic configurations as photonic crystals (PhCs) and subwavelength grating (SWG) waveguides are gaining a renewed interest for the development of biosensing structures. By performing a proper design, these ...
Live Tracking Biofunctionalization and Label-Free Protein Detection Performed by a Nanophotonic Biosensor

Sabek, Jad; Torrijos-Morán, Luis; Díaz-Betancor, Zeneida; Bañuls Polo, María-José; Maquieira Catala, Ángel; García-Rupérez, Jaime (MDPI AG, 2018-11-14)

[EN] A label-free biosensor based on silicon-on-insulator (SOI) photonic bandgap (PBG) structures is performed for specific protein detection. First, the SOI sensing surface is functionalized using triethoxyvinylsilane ...
Photonic Applications Based on Bimodal Interferometry in Periodic Integrated Waveguides

Torrijos Morán, Luis (Universitat Politècnica de València, 2021-09-02)

[ES] La fotónica de silicio es una tecnología emergente clave en redes de comunicación e interconexiones de centros de datos de nueva generación, entre otros. Su éxito se basa en la utilización de plataformas compatibles ...
Real Time Monitoring of a UV Light-Assisted Biofunctionalization Protocol Using a Nanophotonic Biosensor

Sabek, Jad; Torrijos-Morán, Luis; Griol Barres, Amadeu; Díaz-Betancor, Zeneida; Bañuls Polo, María-José; Maquieira Catala, Ángel; García-Rupérez, Jaime (MDPI AG, 2018-12-30)

[EN] A protocol for the covalent biofunctionalization of silicon-based biosensors using a UV light-induced thiol-ene coupling (TEC) reaction has been developed. This biofunctionalization approach has been used to immobilize ...
Real-Time and In-Flow Sensing Using a High Sensitivity Porous Silicon Microcavity-Based Sensor

Caroselli, Raffaele; Martín-Sánchez, David; Ponce-Alcántara, Salvador; Prats-Quílez, Francisco; Torrijos-Morán, Luis; García-Rupérez, Jaime (MDPI AG, 2017-12-05)

[EN] Porous silicon seems to be an appropriate material platform for the development of high-sensitivity and low-cost optical sensors, as their porous nature increases the interaction with the target substances, and their ...
Real-time functionalization and biosensing in subwavelength grating bimodal waveguides

Torrijos-Morán, Luis; Martinez-Perez, Paula; García-Rupérez, Jaime (2020-06-24)

[EN] In this paper, we present for the first time experimental results of biosensing processes by using subwavelength grating bimodal waveguides as a refractive index sensors. We demonstrate the detection of 10ppm concentration ...
Silicon Programmable Photonic Circuits Based on Periodic Bimodal Waveguides

Torrijos-Morán, Luis; Pérez-Galacho, Diego; Pérez-López, Daniel (John Wiley & Sons, 2023-09-29)

[EN] This study proposes an alternative tunable unit to address some of the most challenging limitations in programmable photonics: large-scale integration and space utilization. It demonstrates the use of periodic bimodal ...
Single-channel bimodal interferometric sensor using subwavelength structures

Torrijos-Morán, Luis; García-Rupérez, Jaime (The Optical Society, 2019-03-18)

[EN] A novel configuration of photonic sensors based on a single-channel bimodal interferometer is proposed. The design consists of a subwavelength grating (SWG) periodic structure supporting two dispersive TE-like modes ...
Slow light bimodal interferometry in one-dimensional photonic crystal waveguides

Torrijos-Morán, Luis; Griol Barres, Amadeu; García-Rupérez, Jaime (Nature Publishing Group, 2021-01-14)

[EN] Strongly influenced by the advances in the semiconductor industry, the miniaturization and integration of optical circuits into smaller devices has stimulated considerable research efforts in recent decades. Among ...
Subwavelength grating bimodal waveguide for refractive index sensing

Torrijos-Morán, Luis; García-Rupérez, Jaime (OSA Publishing, 2019-08-01)

[EN] Periodic subwavelength structures supporting two TE modes are presented as high performance sensors with bulk and surface sensitivities of 1375.5nm/RIU and 6.138nm/nm, respectively. A complete theoretical study is ...
Ultra-compact optical switches using slow light bimodal silicon waveguides

Torrijos-Morán, Luis; Brimont, Antoine Christian Jacques; Griol Barres, Amadeu; Sanchis Kilders, Pablo; García-Rupérez, Jaime (Institute of Electrical and Electronics Engineers, 2021-06-01)

[EN] Switches are essential components in several optical applications, in which reduced footprints are highly desirable for mass production of densely integrated circuits at low cost. However, most conventional solutions ...