A flexure motion stage system for light beam control
Sign Up to like & getrecommendations! Published in 2018 at "Microsystem Technologies"
DOI: 10.1007/s00542-018-4168-8
Abstract: This paper presents the design of an improved tip-tilt-piston compliant/flexure motion stage for steering light beam. The motion stage is actuated by three linear stepper motors in an open-loop control. Using a laser and optical… read more here.
Keywords: flexure motion; motion stage; light beam; motion ... See more keywords
Dynamics of a light beam suffering the influence of a dispersing mechanism with tunable refraction index.
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review E"
DOI: 10.1103/physreve.98.022224
Abstract: The dynamics of a monochromatic light beam is studied inside the oval billiard with an inner scatter circle, which can be interpreted as a cross section of a long optical fiber. The outer oval boundary… read more here.
Keywords: light beam; dynamics light; refraction index; beam ... See more keywords
Design and analysis of intense light beam by microlens engraved optical fiber
Sign Up to like & getrecommendations! Published in 2019 at "Optical Engineering"
DOI: 10.1117/1.oe.58.2.027114
Abstract: Abstract. We demonstrate the design and simulation of intense light beam (ILB) achieved by concave microlens engraved lenticular fibers. Both single and multiple microlenses of spherical and elliptical shapes have been incorporated just inside the… read more here.
Keywords: beam; intense light; microlens engraved; light intensity ... See more keywords
Polarizer-Free Acousto-Optic Monochromators
Sign Up to like & getrecommendations! Published in 2018 at "Technical Physics"
DOI: 10.1134/s1063784218070113
Abstract: Monochromators based on a noncollinear acousto-optic filter without external polarizers have been studied. As an element to select an operating diffracted light beam, (1) a spatial filter-telescope and (2) an output plane of a filter… read more here.
Keywords: light beam; acousto optic; optic monochromators; free acousto ... See more keywords
Vortex generation in the spin-orbit interaction of a light beam propagating inside a uniaxial medium: origin and efficiency.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.403650
Abstract: It has been known that an optical vortex with a topological charge ±2 can be generated as a circularly polarized (CP) light beam propagates in a bulk uniaxial crystal, but its physical origin remains obscure… read more here.
Keywords: light beam; origin; inside uniaxial; spin ... See more keywords
Robust light beam diffractive shaping based on a kind of compact all-optical neural network.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.419123
Abstract: A kind of compact all-optical learning-based neural network has been constructed and characterized for efficiently performing a robust layered diffractive shaping of laser beams. The data-driven control lightwave strategy demonstrates some particular advantages such as… read more here.
Keywords: neural network; kind compact; diffractive shaping; compact optical ... See more keywords
Manifestation of extremely high-Q pseudo-modes in scattering of a Bessel light beam by a sphere.
Sign Up to like & getrecommendations! Published in 2020 at "Optics letters"
DOI: 10.1364/ol.393570
Abstract: The exact analytical solution of Maxwell equations for a Bessel light beam scattered by a sphere is found. Scattered power, stored energy, and a generalized Q factor as a function of frequency, the sphere radius,… read more here.
Keywords: pseudo modes; light beam; beam; bessel light ... See more keywords
Large in-plane asymmetric spin angular shifts of a light beam near the critical angle.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.000207
Abstract: The photonic spin Hall effect (SHE) manifests itself as the transverse and in-plane spin-dependent shifts of a light beam. Normally, the spin shifts are tiny due to the weak spin-orbit coupling. Therefore, it is very… read more here.
Keywords: plane; angular shifts; shifts light; spin ... See more keywords