We present a mid-infrared inductor that when applied to an extraordinary transmission hole array produces a strong redshift of the resonant peak accompanied by an unprecedented enlargement of the operation bandwidth. The ...
[EN] Silicon on insulator photonics has offered a versatile platform for the recent development of integrated optomechanical circuits. However, there are some constraints such as the high cost of the wafers and limitation ...
[EN] Optical nonlinearities, such as thermo-optic mechanisms and free-carrier dispersion, are often considered unwelcome effects in silicon-based resonators and, more specifically, optomechanical cavities, since they affect, ...
Espinosa Soria, Alba; Rodríguez Fortuño, Francisco José; Griol Barres, Amadeu; Martínez Abietar, Alejandro José(American Chemical Society, 2017)
[EN] Full measurement of the polarization of light at the nanoscale is expected to be crucial in many scientific and technological disciplines. Ideally, such measurements will require miniaturized Stokes polarimeters able ...
García Meca, Carlos; Lechago-Buendia, Sergio; Brimont, Antoine Christian Jacques; Griol Barres, Amadeu; Mas Gómez, Sara María; Sánchez Diana, Luis David; Bellieres, Laurent Christophe; Sánchez Losilla, Nuria; Martí Sendra, Javier(Nature Publishing Group, 2017)
[EN] Photonic integrated circuits are developing as key enabling components for high-performance computing and advanced network-on-chip, as well as other emerging technologies such as lab-on-chip sensors, with relevant ...
Olivares-Sánchez-Mellado, Irene; Sánchez Diana, Luis David; Parra Gómez, Jorge; Larrea-Luzuriaga, Roberto Alejandro; Griol Barres, Amadeu; Menghini, Mariela; Homm, Pia; Jang, Lee-Woon; van Bilzen, Bart; Seo, Jin Won; Locquet, Jean-Pierre; Sanchis Kilders, Pablo(The Optical Society, 2018-05-14)
[EN] The performance of optical devices relying in vanadium dioxide (VO2) technology compatible with the silicon platform depends on the polarization of light and VO2 properties. In this work, optical switching in hybrid ...
[EN] Elusive features in photonic and electronic devices can be detected by means of advanced, time-domain spectroscopic techniques. In this paper we introduce a modulation spectroscopy based on the optomechanical interaction ...
Castello-Pedero, Lucia; Gómez-Gómez, María Isabel; García-Rupérez, Jaime; Griol Barres, Amadeu; Martínez, Alejandro(Optical Society of America, 2021-11-01)
[EN] Silicon-based ring resonators have been demonstrated to be a key element to build lab-on-chip devices due to their ability to perform as label-free photonic sensors. In this work, we demonstrate photonic biosensing ...
[EN] Optomechanical (OM) cavities enable coupling of near-infrared light and GHz-frequency acoustic waves in wavelength-scale volumes. When driven in the phonon lasing regime, an OM cavity can perform simultaneously as a ...
[EN] In this paper we present the development of photonic integrated circuit (PIC) biosensors for the label-free detection of six emerging and endemic swine viruses, namely: African Swine Fever Virus (ASFV), Classical Swine ...
[EN] Swine viral diseases challenge the sector's sustainability by affecting productivity and the health and welfare of the animals. The lack of antiviral drugs and/or effective vaccines renders early and reliable diagnosis ...
[EN] Nanocrystalline materials exhibit properties that can differ substantially from those of their single crystal counterparts. As such, they provide ways to enhance and optimize their functionality for devices and ...
[EN] High-index nanoparticles are known to support radiationless states called anapoles, where dipolar and toroidal moments interfere to inhibit scattering to the far field. In order to exploit the striking properties ...
[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 ...
Rodríguez Fortuño, Francisco José; Barber-Sanz, Isaac; Puerto Garcia, Daniel; Griol Barres, Amadeu; Martínez Abietar, Alejandro José(American Chemical Society, 2014-09)
The efficient manipulation of circularly polarized light with the proper handedness is key in many photonic applications. Chiral structures are capable of distinguishing photon handedness, but while photons with the right ...
[EN] Nanoelectro-opto-mechanical systems enable the synergistic coexistence of electrical, mechanical, and optical signals on a chip to realize new functions. Most of the technology platforms proposed for the fabrication ...
[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 ...
Rodríguez Fortuño, Francisco José; Puerto Garcia, Daniel; Griol Barres, Amadeu; Bellieres, Laurent Christophe; Martí Sendra, Javier; Martínez Abietar, Alejandro José(Optical Society of America, 2014-03-15)
Intuitively, light impinging on a spatially mirror-symmetric object will be scattered equally into mirror-symmetric directions. This intuition can fail at the nanoscale if the polarization of the incoming light is properly ...
Mercadé, Laura; Rico, Eloy; Ruiz-Garnica, Jesús; Gómez, Juan Carlos; Griol Barres, Amadeu; Piqueras, Miguel A.; Martínez, Alejandro; Duarte, Vanessa C.(Institute of Electrical and Electronics Engineers, 2022-04-08)
[EN] The realization of photonic microwave oscillators using optomechanical cavities has recently become a reality. By pumping the cavity with a blue-detuned laser, the so-called phonon lasing regime - in which a mechanical ...
[EN] Controlling thermal energy transfer at the nanoscale and thermal properties has become critically important in many applications since it often
limits device performance. In this study, the effects on thermal conductivity ...