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Browsing by Subject "Silicon photonics"

Now showing items 1-20 of 63

10 Gbit/s error-free DPSK modulation using a push-pull dual-drive silicon modulator

Aamer, Mariam; Thomson, D. J.; Gutiérrez Campo, Ana María; Brimont, Antoine Christian Jacques; Gardes, F. Y.; Reed, G. T.; Fedeli, J. M.; Håkansson, Ola Andreas; Sanchis Kilders, Pablo (Elsevier, 2013-09-01)

[EN] We experimentally demonstrate a high-speed differential phase shift keying (DPSK) modulation using a silicon push-pull operated dual-drive Mach Zehnder modulator (MZM) based on carrier depletion. 5 Gbit/s and 10 Gbit/s ...
A photonic microwave filter based on an asymmetric silicon Mach-Zehnder modulator

Gutiérrez Campo, Ana María; Sanchis Kilders, Pablo; Brimont, Antoine Christian Jacques; Thomson, David J.; Gardes, Frédéric Y.; Reed, Graham T.; Fédéli, Jean Marc; Vidal Rodriguez, Borja (Institute of Electrical and Electronics Engineers (IEEE), 2013-08)

[EN] A new approach for implementing an integrable photonic microwave filter based on exploiting the asymmetry of a CMOS-compatible silicon Mach-Zehnder modulator is demonstrated. The strong dependence of the modulator ...
All-Optical Hybrid VO2/Si Waveguide Absorption Switch at Telecommunication Wavelengths

Parra Gómez, Jorge; Ivanova-Angelova, Todora; Menghini, Mariela; Homm, Pía; Locquet, Jean-Pierre; Sanchis Kilders, Pablo (Institute of Electrical and Electronics Engineers, 2021-05-01)

[EN] Vanadium dioxide (VO2) is one of the most promising materials for developing hybrid photonic integrated circuits (PICs). At telecommunication wavelengths, VO2 exhibits a large change on the refractive index (¿n ~ 1 ...
All-optical phase control in nanophotonic silicon waveguides with epsilon-near-zero nanoheaters

Parra Gómez, Jorge; Pernice, Wolfram H. P.; Sanchis Kilders, Pablo (Nature Publishing Group, 2021-05-04)

[EN] A wide variety of nanophotonic applications require controlling the optical phase without changing optical absorption, which in silicon (Si) photonics has been mostly pursued electrically. Here, we investigate the ...
Analysis and design optimization of a hybrid VO2/Silicon 2x2 microring switch

Sánchez Diana, Luis David; Lechago-Buendia, Sergio; Gutiérrez Campo, Ana María; Sanchis Kilders, Pablo (Institute of Electrical and Electronics Engineers (IEEE), 2016-04)

The metal-to-insulator transition (MIT) property of vanadium dioxide (VO2) has been recently used in several application fields like plasmonics, sensing, metamaterials and optical modulation. Due to the MIT nature, VO2 ...
Analysis and experimental characterization of silicon Mach-Zehnder Modulators for the transmission of radio signals (Análisis y caracterización experimental de moduladores Mach-Zehnder en silicio para la transmisión de señales de radio.)

Belio Apaolaza, Íñigo Francisco (Universitat Politècnica de València, 2021-10-11)

[ES] "Silicon-on-insulator", o silicio sobre aislante, se ha posicionado como una de las plataformas más prometedoras para circuitos integrados en fotónica de microondas, incluyendo moduladores ópticos. La compatibilidad ...
Análisis y caracterización de guías corrugadas de onda lenta para aplicaciones de modulación electro-óptica en silicio

Gutiérrez Campo, Ana María (Universitat Politècnica de València, 2013-02-25)

[ES] El objetivo de este trabajo es demostrar experimentalmente el funcionamiento pasivo de estructuras de onda lenta. Se han caracterizado guías corrugadas en obleas SOI con el fin de validar sus características de onda ...
Análisis, diseño y caracterización de circuitos conversores de polarización en silicio

Aamer ., Mariam (Universitat Politècnica de València, 2013-02-21)

[ES] La sensibilidad a la polarización es uno de los mayores problemas en microfotónica, ya que el estado de la polarización cambia aleatoriamente en la fibra óptica. Esquemas de diversidad en polarización deben ser ...
Co-Package Technology Platform for Low-Power and Low-Cost Data Centers

Papatryfonos, Konstantinos; Selviah, David R.; Maman, Avi; Hasharoni, Kobi; Brimont, Antoine Christian Jacques; Zanzi, Andrea; Kraft, Jochen; Sidorov, Victor; Seifried, Marc; Baumgartner, Yannick; Horst, Folkert; Offrein, Bert Jan; Lawniczuk, Katarzyna; Broeke, Ronald G.; Terzenidis, Nikos; Sanchis Kilders, Pablo (MDPI AG, 2021-07)

[EN] We report recent advances in photonic-electronic integration developed in the European research project L3MATRIX. The aim of the project was to demonstrate the basic building blocks of a co-packaged optical system. ...
Coherency-Broken Bragg Filters: Overcoming On-Chip Rejection Limitations

Oser, Dorian; Mazeas, Florent; Le Roux, Xavier; Pérez-Galacho, Diego; Alibart, Olivier; Tanzilli, Sébastien; Labonté, Laurent; Marris-Morini, Delphine; Vivien, Laurent; Cassan, Éric; Alonso-Ramos, Carlos (John Wiley & Sons, 2019-08)

[EN] Selective optical filters with high rejection levels are of fundamental importance for a wide range of advanced photonic circuits. However, the implementation of high-rejection on-chip optical filters is seriously ...
Coherent Control of a Plasmonic Nanoantenna Integrated on a Silicon Chip

Espinosa-Soria, Alba; Pinilla-Cienfuegos, Elena; Díaz-Fernández, Francisco Javier; Griol Barres, Amadeu; Martí Sendra, Javier; Martínez Abietar, Alejandro José (American Chemical Society, 2018)

[EN] Illuminating a plasmonic nanoantenna by a se of coherent light beams should tremendously modify its scattering, absorption and polarization properties, thus, enabling all-optical dynamic manipulation. However, diffraction ...
Control de la dispersión cromática en guías ranuradas nanofotónicas

Mas Gómez, Sara María (Universitat Politècnica de València, 2013-02-19)

[ES] En este trabajo, investigamos las propiedades de la dispersión cromática en guías de silicio ranuradas, o guías slot, en una región espectral ancha centrada en ~1.5¿m. Analizaremos la variación del perfil de dispersión ...
Design and implementation of nanoantennas on integrated guides and their application on polarization analysis and synthesis

Espinosa Soria, Alba (Universitat Politècnica de València, 2018-07-05)

La fotónica sobre silicio se ha convertido en la tecnología más importante en la producción de chips integrados fotónicos. Sus grandes ventajas, entre las cuales destacan su idoneidad para la fabricación a gran escala y ...
Design method for high performance grating couplers in photonic integrated circuits

Larrea-Luzuriaga, Roberto Alejandro; Gutierrez Campo, Ana Maria; Sanchis Kilders, Pablo (Springer-Verlag, 2018)

[EN] The optimization of grating couplers is usually realized by multiple simulations using specific computational software for this task. Many grating parameters must be analyzed and designed to get the maximum coupling ...
Development of integrated silicon photonics modulation devices for digital and analog applications

Gutiérrez Campo, Ana María (Universitat Politècnica de València, 2013-11-08)

Silicon photonics is one of the most exciting and fastest growing photonic technologies in recent years. The salient feature of this technology is its compatibility with the mature silicon IC manufacturing based on ...
Development of Photonic Devices Based on the Strained Silicon Technology

Olivares Sánchez-Mellado, Irene (Universitat Politècnica de València, 2021-05-31)

[ES] En la última década, la plataforma de silicio ha emergido como la plataforma por excelencia para desarrollar circuitos fotónicos integrados debido a su versatilidad, la posibilidad de miniaturización y de una ...
Enhanced Pockels effect in strained silicon by means of a SiGe/Si/SiGe slot structure

Olivares-Sánchez-Mellado, Irene; Sanchis Kilders, Pablo (IEEE, 2020-10-01)

[EN] A slot waveguide structure made of a SiGe/Si/SiGe heterojunction is proposed to enhance Pockels effect in strained silicon. The strain is applied via lattice mismatch between layers, while the slot configuration ...
Estudio y diseño de arquitecturas de moduladores ópticos para comunicaciones analógicas en fotónica de silicio

Belio Apaolaza, Íñigo Francisco (Universitat Politècnica de València, 2021-10-11)

[ES] El modulador óptico integrado es un componente fundamental en cualquier sistema moderno de radio sobre fibra, ya que tiene una gran influencia en la distorsión que experimenta la señal radio transmitida. "Silicon-on ...
Experimental study of the evanescent-wave photonic sensors response in presence of molecular beacon conformational changes

Ruiz-Tórtola, Ángela; Prats-Quílez, Francisco; Gonzalez-Lucas, Daniel; Bañuls Polo, María-José; Maquieira Catala, Angel; Wheeler, Guy; Dalmay, Tamas; Griol Barres, Amadeu; Hurtado Montañés, Juan; Bohlmann, Helge; Götzen, Reiner; García-Rupérez, Jaime (John Wiley & Sons, 2018)

[EN] An experimental study of the influence of the conformational change suffered by molecular beacon (MB) probesupon the biorecognition of nucleic acid target oligonucleotides over evanescent wave photonic sensorsis ...
Exploiting metamaterials, plasmonics and nanoantennas concepts in silicon photonics

Rodríguez Fortuño, Francisco José; Espinosa-Soria, Alba; Martínez Abietar, Alejandro José (IOP Publishing, 2016-12)

[EN] The interaction of light with subwavelength metallic nano-structures is at the heart of different current scientific hot topics, namely plasmonics, metamaterials and nanoantennas. Research in these disciplines during ...