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Browsing by Author "Martínez Abietar, Alejandro José"

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Browsing by Author "Martínez Abietar, Alejandro José"

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    A one-dimensional optomechanical crystal with a complete phononic band gap 
    Gomis Bresco, Jordi; Navarro Urríos, Daniel; Oudich, M.; El-Jallal, S.; Griol Barres, Amadeu; Puerto Garcia, Daniel; Chavez, E.; Pennec, Y.; Djafari-Rouhani, B.; Alzina, F.; Martínez Abietar, Alejandro José; Sotomayor Torres, C.M. (Nature Publishing Group, 2014-07)
    [EN] Recent years have witnessed the boom of cavity optomechanics, which exploits the confinement and coupling of optical and mechanical waves at the nanoscale. Among their physical implementations, optomechanical (OM) ...
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    A self-stabilized coherent phonon source driven by optical forces 
    Navarro Urríos, Daniel; Capuj, N. E.; Gomis-Bresco, J.; Alzina, F.; Pitanti, A.; Griol Barres, Amadeu; Martínez Abietar, Alejandro José; Sotomayor Torres, C. M. (Nature Publishing Group, 2015-10-27)
    [EN] We report a novel injection scheme that allows for phonon lasing in a one-dimensional optomechanical photonic crystal, in a sideband unresolved regime and with cooperativity values as low as 10-2. It extracts energy ...
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    Analogue of the quantum hanle effect and polarization conversion in non-hermitian plasmonic metamaterials 
    Ginzburg, Pavel; Rodríguez Fortuño, Francisco José; Martínez Abietar, Alejandro José; Zayats, Anatoly V. (American Chemical Society, 2012-12)
    The Hanle effect, one of the first manifestations of quantum theory introducing the concept of coherent superposition between pure states, plays a key role in numerous aspects of science varying from applicative spectroscopy ...
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    Analogue transformation acoustics and the compression of spacetime 
    García Meca, Carlos; Carloni, Sante; Barceló, Carlos; Jannes, Gil Georges Paul; Sánchez-Dehesa Moreno-Cid, José; Martínez Abietar, Alejandro José (Elsevier, 2014-08)
    A recently developed technique known as analogue transformation acoustics has allowed the extension of the transformational paradigm to general spacetime transformations under which the acoustic equations are not form ...
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    Analogue Transformations in Physics and their Application to Acoustics 
    García Meca, Carlos; Carloni, S.; Barcelo, C.; Jannes, G.; Sánchez-Dehesa Moreno-Cid, José; Martínez Abietar, Alejandro José (Nature Publishing Group, 2013-06-18)
    Transformation optics has shaped up a revolutionary electromagnetic design paradigm, enabling scientists to build astonishing devices such as invisibility cloaks. Unfortunately, the application of transformation techniques ...
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    Analysis of optomechanical coupling in two-dimensional square lattice phoxonic crystal slab cavities 
    El-Jallal, Said; Oudich, Mourad; Pennec, Yan; Djafari-Rouhani, Bahram; Laude, Vincent; Beugnot, Jean-Charles; Martínez Abietar, Alejandro José; Escalante Fernández, José María; Makhoute, Abdelkader (American Physical Society, 2013)
    [EN] We theoretically investigate phonon-photon interaction in cavities created in a phoxonic crystal slab constituted by a two-dimensional (2D) square array of holes in a silicon membrane. The structure without defects ...
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    Antena de microdisco para control de la polarización circular 
    Barber Sanz, Isaac (2015-01-05)
    La eficiente manipulación de la luz polarizada circularmente con el apropiado sentido de giro, dextrógiro o levógiro, es clave en muchas aplicaciones fotónicas. Existen estructuras quirales capaces de distinguir la dirección ...
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    Band gaps and cavity modes in dual phononic and photonic strip waveguides 
    Pennec, Yan; Rouhani, Bahram Djafari; Li, C.; Escalante Fernández, José María; Martínez Abietar, Alejandro José; Benchabane, Sarah; Laude, Vincent; Papanikolaou, N. (American Institute of Physics, 2011)
    [EN] We discuss theoretically the simultaneous existence of phoxonic, i.e., dual phononic and photonic, band gaps in a periodic silicon strip waveguide. The unit-cell of this one-dimensional waveguide contains a hole in ...
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    Band Gaps and Waveguiding in Phoxonic Silicon Crystal Slabs 
    Pennec, Y.; Rouhani, B. Djafari; El Boudouti, E. H.; Li, C.; El Hassouani, Y.; Vasseur, J. O.; Papanikolaou, N.; Benchabane, S.; Laude, V.; Martínez Abietar, Alejandro José (The Physical Society of the Republic of China, 2011-02)
    [EN] We discuss the simultaneous existence of phoxonic, i.e., phononic and photonic, band gaps in a periodic array of holes drilled in a Si membrane. We investigate in detail both the square and the honeycomb lattices. We ...
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    Classical emergence of intrinsic spin-orbit interaction of light at the nanoscale 
    Vázquez-Lozano, Juan Enrique; Martínez Abietar, Alejandro José (American Physical Society, 2018)
    [EN] Traditionally, in macroscopic geometrical optics intrinsic polarization and spatial degrees of freedom of light can be treated independently. However, at the subwavelength scale these properties appear to be coupled ...
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    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 ...
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    Compact Dual-Band Terahertz Quarter-Wave Plate Metasurface 
    Torres, Victor; Sánchez Losilla, Nuria; Etayo, David; Ortuño Molinero, Rubén; Navarro-Cía, Miguel; Martínez Abietar, Alejandro José; Beruete, Miguel (Institute of Electrical and Electronics Engineers (IEEE), 2014-08-15)
    A dual-band quarter-wave plate based on a modified extraordinary transmission hole array is numerically analyzed and experimentally demonstrated at terahertz frequencies. To control independently orthogonal polarizations, ...
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    Cristales foXónicos. Estructuras fotónicas y fonónicas de onda lenta. Ganancia óptica en cavidades foXónicas 
    Escalante Fernández, José María (2013-06-19)
    [ES] Este trabajo presenta dos temas que se engloban en marcos teóricos diferentes pero a su vez interrelacionados. Los objetivos de la primera parte del trabajo (apartados I, II, III y IV ) son el desarrollo teórico de ...
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    Demonstration of near infrared gas sensing using gold nanodisks on functionalized silicon 
    Rodríguez Cantó, Pedro Javier; Martínez Marco, Mª Luz; Rodríguez Fortuño, Francisco José; Tomás Navarro, Begoña; Ortuño Molinero, Rubén; Peransi Llopis, Sergio Manuel; Martínez Abietar, Alejandro José (Optical Society of America, 2011)
    [EN] In this work, we demonstrate experimentally the use of an array of gold nanodisks on functionalized silicon for chemosensing purposes. The metallic nanostructures are designed to display a very strong plasmonic resonance ...
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    Desarrollo de estructuras nanofotónicas de sensado de alta sensibilidad y mayor tolerancia a desviaciones de fabricación 
    Maza Pino, Anny Michelle (2017-10-16)
    [ES] La nanotecnología es un campo que se encuentra actualmente en crecimiento constante. Una de sus aplicaciones, en el ámbito de la medicina, es el desarrollo de biosensores. Dentro de esta variedad de dispositivos, ...
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    Desarrollo de un metamaterial zurdo en el espectro visible basado en guías plasmónicas 
    Rodríguez Fortuño, Francisco José (2013-02-18)
    [ES] Esta tesina, tras una introducción teórica a los novedosos campos de los metamateriales y la plasmónica, describe los esfuerzos de investigación realizados por el autor para la ideación de un innovador metamaterial ...
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    Design and implementation of nanoantennas on integrated guides and their application on polarization analysis and synthesis. 
    Espinosa Soria, Alba (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 ...
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    Design and implementation of photonic metamaterials 
    García Meca, Carlos (2012-07-09)
    Los metamateriales son una nueva clase de materiales artificiales que pueden ser diseñados para poseer propiedades que serían difíciles o imposibles de encontrar en la naturaleza. Los metamateriales han posibilitado la ...
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    Design and implementation of plasmonic metamaterials and devices 
    Rodríguez Fortuño, Francisco José (2013-07-18)
    La plasmónica es la ciencia que estudia la interacción, a escala nanométrica, entre la luz y los electrones libres de los metales, dando lugar a la propagación de ondas altamente confinadas a su superficie. La plasmónica ...
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    Design of single-mode waveguides for enhanced light-sound interaction in honeycomb-lattice silicon slabs 
    Escalante Fernández, José María; Martínez Abietar, Alejandro José; Laude, Vincent (American Institute of Physics (AIP), 2014-02-14)
    We present the design of two waveguides (ladder and slot-ladder waveguides) implemented in a silicon honeycomb photonic-phononic crystal slab, which can support slow electromagnetic and elastic guided modes simultaneously. ...