Results 11 to 20 of about 3,312 (180)

Super-resolution optical microscopy using cylindrical vector beams [PDF]

open access: yesNanophotonics, 2022
Super-resolution optical microscopy, which gives access to finer details of objects, is highly desired for fields of nanomaterial, nanobiology, nanophotonics, etc.
Liu Min   +7 more
doaj   +5 more sources

Optical Force Effects of Rayleigh Particles by Cylindrical Vector Beams [PDF]

open access: yesNanomaterials
High-order cylindrical vector beams possess flexible spatial polarization and exhibit new effects and phenomena that can expand the functionality and enhance the capability of optical systems.
Yuting Zhao   +4 more
doaj   +3 more sources

Cylindrical vector beams demultiplexing communication based on a vectorial diffractive optical element [PDF]

open access: yesNanophotonics, 2023
Cylindrical vector beams with polarization singularities, transmission stability and turbulence resilient, are orthogonally structured light beams providing new degrees of freedom for multiplexing optical communications.
Cao Mengwei   +6 more
doaj   +3 more sources

Nonequilibrium Magnetic Oscillation with Cylindrical Vector Beams [PDF]

open access: yesScientific Reports, 2018
Magnetic oscillation is a generic property of electronic conductors under magnetic fields and widely appreciated as a useful probe of their electronic band structure, i.e. the Fermi surface geometry. However, the usage of the strong static magnetic field
Hiroyuki Fujita, Masahiro Sato
doaj   +6 more sources

Plasmonic oligomers in cylindrical vector light beams [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2013
We investigate the excitation as well as propagation of magnetic modes in plasmonic nanostructures. Such structures are particularly suited for excitation with cylindrical vector beams. We study magneto-inductive coupling between adjacent nanostructures.
Mario Hentschel   +7 more
doaj   +6 more sources

Nonparaxial Exploding Cylindrical Vector Beams

open access: yesPhotonics
Exploding or concentrating beams, vortex beams, and cylindrical vector beams have a precisely shaped transversal amplitude profile such that they produce a continuously concentrating and intensifying focal spot upon focusing as the lens aperture is ...
Marcos G. Barriopedro   +2 more
doaj   +4 more sources

Optical levitation of Janus particles within focused cylindrical vector beams [PDF]

open access: yesNanophotonics
The confinement and manipulation of Janus particles have recently garnered significant interest due to their potential applications in fields such as nanotechnology and biophysics, where, under specific circumstances, they can act as microengines and ...
Magazzù Alessandro   +6 more
doaj   +3 more sources

Spin Hall Effect of Double-Index Cylindrical Vector Beams in a Tight Focus [PDF]

open access: yesMicromachines, 2023
We investigate the spin angular momentum (SAM) of double-index cylindrical vector beams in tight focus. Such a set of beams is a generalization of the conventional cylindrical vector beams since the polarization order is different for the different ...
Alexey A. Kovalev, Victor V. Kotlyar
doaj   +2 more sources

Singularities in cylindrical vector beams [PDF]

open access: yesJournal of Modern Optics, 2015
Cylindrical vector beams with azimuthal and radial polarization distributions are studied for singularities. It is shown experimentally that these beams have screw dislocation as well as edge dislocation at the same time. The relation between phase and polarization of light beam is the key to understand this fact.
Manish Verma   +5 more
openaire   +2 more sources

On-chip generation of adjustable cylindrical vector beams [PDF]

open access: yesOptics Express, 2023
Cylindrical vector (CV) beams have sparked considerable interest due to their extraordinary vectorial properties, desirable for applications ranging from microscopy to high energy physics. Increasing demand for cost-effective, small-footprint photonics has fueled the development of photonic integrated circuits (PICs) capable of generating structured ...
C. Cisowski   +4 more
openaire   +3 more sources

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