Mostrando 10 resultados de: 10
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Molecular Crystals and Liquid Crystals(2)
Proceedings of SPIE - The International Society for Optical Engineering(2)
ACS Photonics(1)
EPL(1)
Nanoscale(1)
Gain-assisted plasmonic/dielectric nanoshells in optical tweezers: Non-linear optomechanics and thermal effects
Conference ObjectAbstract: We study theoretically the optomechanics of a dyed dielectric/metallic nanoshell in Optical TweezersPalabras claves:Autores:Alessandro Veltri, Jonathan Sánchez, Maragó O.M., Maria Antonia Iatì, Melissa Infusino, Patti F., Polimeno P., Saija R., Volpe G.Fuentes:googlescopusNematic liquid crystal cells for optical spatial solitons (nematicons)
Conference ObjectAbstract: The study of optical solitons and light filaments steering in liquid crystals requires utilization oPalabras claves:Liquid crystals, Optical devices, SolitonsAutores:Alberucci A., Alessandro Veltri, Assanto G., Conti C., Coschignano G., Luca A.D.E., Peccianti M., Pezzi L., Umeton C.P.Fuentes:googlescopusNon-linear effects in NLC media undergoing two beams irradiation
Conference ObjectAbstract: A Nematic Liquid Crystal crossed by the overlap of multiple laser beams gives rise to different phenPalabras claves:Liquid crystals, Non-linear opticsAutores:Alessandro Veltri, Luca A.D.E., Pezzi L., Umeton C.P.Fuentes:googlescopusOptical bistability in Ag-Al<inf>2</inf>O<inf>3</inf> one-dimensional photonic crystals
ArticleAbstract: Here, we demonstrate the nonlinear optical responses of Ag-Al2O3 one-dimensional photonic crystals (Palabras claves:Autores:Alessandro Veltri, Elkabbash M., Rashed A.R., Sreekanth K.V., Strangi G.Fuentes:googlescopusOptical trapping of gain-assisted plasmonic nano-shells: Theorical study of the optical forces in a pumped regime below the emission threshold
Conference ObjectAbstract: We study theoretically the opto-mechanics of a metallic nano-shell with a gain-enriched dielectric cPalabras claves:Optical trapping, gain materials, nano-shells, plasmonicsAutores:Alessandro Veltri, Maragó O.M., Maria Antonia Iatì, Melissa Infusino, Patti F., Polimeno P., Saija R., Volpe G.Fuentes:googlescopusPOLICRYPS structures as switchable optical phase modulators
ArticleAbstract: We report on the electrically controlled optical phase modulator behavior of light sculptured periodPalabras claves:Autores:Alessandro Veltri, Caputo R., De Sio L., Tabiryan N.V., Umeton C.P.Fuentes:googlescopusLoss-Mitigated Collective Resonances in Gain-Assisted Plasmonic Mesocapsules
ArticleAbstract: (Graph Presented). Inherent optical losses of plasmonic materials represent a crucial issue for optoPalabras claves:Active plasmonics, collective resonances, loss compensation, Nanostructured systems, pump-probe spectroscopyAutores:Alessandro Veltri, Correa-Duarte M.A., Dhama R., Luca A.D.E., Melissa Infusino, Strangi G., Vázquez-Vázquez C.Fuentes:googlescopusModel for light scattering and lasing in dye-doped nematic liquid crystals
Conference ObjectAbstract: Phenomena associated to lasing in random or quasi-random media are of growing interest both from thePalabras claves:Liquid crystals, Random-lasing, scatteringAutores:Alessandro Veltri, Ferjani S., Melissa Infusino, Strangi G.Fuentes:googlescopusLight propagation, discrete diffraction, discrete solitons and discrete beats in periodic and non-periodic POLICRYPS structures
Conference ObjectAbstract: We present a simple model which enables the derivation of light propagation in a POLICRYPS structurePalabras claves:Discrete diffraction, Nonlinear optics, Optical discrete solitons, Periodic and aperiodic waveguide arrays, Polymeric gratingsAutores:Alessandro Veltri, Luca A.D.E., Pezzi L., Umeton C.P.Fuentes:googlescopusPlasmon-mediated discrete diffraction behaviour of an array of responsive waveguides
ArticleAbstract: We investigate the discrete diffraction phenomenon in a Polymer-Liquid Crystal-Polymer Slices (POLICPalabras claves:Autores:Alessandro Veltri, Bürgi T., Caputo R., Cunningham A., De Sio L., Luca A.D.E., Pezzi L., Umeton C.P.Fuentes:googlescopus