Spin angular momentum flux density of non-uniformly polarized vortex beams with tunable polarization angles in uniaxial crystals
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.167464
Abstract: Abstract We propose the non-uniformly polarized vortex (NUPV) beams with the changing retardation angle and the tunable angle between polarization and radial direction, in which the radially polarized vortex (RPV) beam is a particular case.… read more here.
Keywords: polarized vortex; non uniformly; polarization; nupv beams ... See more keywords
Superlong uniform light tunnel created by focusing radially polarized vortex beam
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DOI: 10.1063/1.5033926
Abstract: A method of generating a super-long micro-scale light tunnel with longitudinal intensity variation less than three percent of the maximum is presented. A radially polarized vortex beam with topological charge of two can be focused… read more here.
Keywords: radially polarized; vortex beam; light; polarized vortex ... See more keywords
Generating Circularly Polarized Vortex Electromagnetic Waves by the Conical Conformal Patch Antenna
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2922545
Abstract: The generation of vortex electromagnetic (EM) waves carrying orbital angular momentum (OAM) has attracted more and more attention due to its special characteristics and potential applications. In this paper, the circularly polarized vortex EM waves… read more here.
Keywords: patch; polarized vortex; antenna; circularly polarized ... See more keywords
Symmetric spin splitting of elliptically polarized vortex beams reflected at air-gold interface via pseudo-Brewster angle.
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DOI: 10.1364/oe.403916
Abstract: A simple expression of the transverse spatial spin splitting of light-carrying intrinsic orbital angular momentum (IOAM) is theoretically derived for reflections at strong absorbing media surfaces. By introducing an asymmetric spin splitting (ASS) factor, the… read more here.
Keywords: spin splitting; elliptically polarized; polarized vortex; transverse spatial ... See more keywords