Low-frequency acousto-optic backscattering of Bessel light beams
Sign Up to like & getrecommendations! Published in 2018 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.01.024
Abstract: Abstract The use of Bessel light beams, as well as Bessel acoustic beams, substantially enhances the capabilities of acousto-optic methods for control of optical field. We present a theoretical study of the process of optical… read more here.
Keywords: acousto optic; light beams; bessel; low frequency ... See more keywords
Lattice Resonances Excited by Finite-Width Light Beams
Sign Up to like & getrecommendations! Published in 2022 at "ACS Omega"
DOI: 10.1021/acsomega.2c03847
Abstract: Periodic arrays of metallic nanostructures support collective lattice resonances, which give rise to optical responses that are, at the same time, stronger and more spectrally narrow than those of the localized plasmons of the individual… read more here.
Keywords: width light; finite width; lattice resonances; excited finite ... See more keywords
Determining the twist of structured light
Sign Up to like & getrecommendations! Published in 2017 at "Science"
DOI: 10.1126/science.358.6366.1016-c
Abstract: Optics Light can encode information in several different ways, through parameters such as wavelength, polarization, pulse width, and amplitude. Light can also be prepared with optical angular momentum, whereby the propagating light is structured with… read more here.
Keywords: determining twist; structured light; twist structured; light beams ... See more keywords
Self-Localization of Light Beams in a Medium with Instantaneous Kerr Nonlinearity Switching
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Experimental and Theoretical Physics"
DOI: 10.1134/s1063776120100076
Abstract: A model is proposed for the nonlinear response of a medium in which the permittivity depending on the field intensity is instantaneously switched when the field amplitude reaches a certain value. The propagation of a… read more here.
Keywords: nonlinearity; medium; light beams; self localization ... See more keywords
Structured light beams created through a multimode fiber via virtual Fourier filtering based on digital optical phase conjugation.
Sign Up to like & getrecommendations! Published in 2020 at "Applied optics"
DOI: 10.1364/ao.380058
Abstract: Digital optical phase conjugation (DOPC) is a newly developed technique in wavefront shaping to control light propagation through complex media. Currently, DOPC has been demonstrated for the reconstruction of two- and three-dimensional targets and enabled… read more here.
Keywords: phase; structured light; optical phase; light beams ... See more keywords
Generation of the periodically polarized structured light beams.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.021460
Abstract: We report a kind of structured light beam with periodical polarization and phase singularities. It is generated from a setup consisting of conical refraction transformation and 4f-system. By this setup, the periodical structures are produced… read more here.
Keywords: polarization phase; structured light; generation periodically; light beams ... See more keywords
Experimental study of reducing beam wander by modulating the coherence structure of structured light beams.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.004371
Abstract: We study the beam wander of a class of structured light beams, Hermite-Gaussian correlated Schell-model (HGCSM) beams, in theory and in experiment. It is found that modulating the coherence structure of a structured light beam… read more here.
Keywords: light beams; beam wander; coherence; beam ... See more keywords
Radially polarized light beams from spin-forbidden dark excitons and trions in monolayer WSe2
Sign Up to like & getrecommendations! Published in 2020 at "Optical Materials Express"
DOI: 10.1364/ome.388913
Abstract: The rich optical properties of transition metal dichalcogenide monolayers (TMD-MLs) render these materials promising candidates for the design of new optoelectronic devices. Despite the large number of excitonic complexes in TMD-MLs, the main focus has… read more here.
Keywords: spin forbidden; light beams; forbidden dark; polarized light ... See more keywords
High-power, electronically controlled source of user-defined vortex and vector light beams based on a few-mode fiber amplifier
Sign Up to like & getrecommendations! Published in 2021 at "Photonics Research"
DOI: 10.1364/prj.412342
Abstract: Orbital angular momentum (OAM) based structured light beams provide an additional degree of freedom for practical applications ranging from optical communication to laser-based material processing. Many techniques exist for generating such beams within laser sources… read more here.
Keywords: high power; light beams; power; power electronically ... See more keywords