Articles with "vortex modes" as a keyword



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Generation of inhomogeneously polarized vector vortex modes in few mode optical fiber

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Published in 2019 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-019-1752-9

Abstract: We have demonstrated the generation of inhomogeneously polarized vector-vortex modes in a step index, few mode fiber other than well-known zeroth order vector modes such as radial, azimuthal and hybridly polarized modes. These vector-vortex modes… read more here.

Keywords: vector vortex; vortex modes; polarized vector; inhomogeneously polarized ... See more keywords
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Majorana vortex modes in spin-singlet chiral superconductors with noncollinear spin ordering: Local density of states study

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Published in 2022 at "Physical Review B"

DOI: 10.1103/physrevb.107.144513

Abstract: In the present study topologically nontrivial edge and vortex bound states are described in the coexistence phase of chiral spin-singlet superconductivity and noncollinear spin ordering on a triangular lattice in the presence of few (up… read more here.

Keywords: density states; vortex modes; majorana vortex; spin ordering ... See more keywords
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Poincare sphere representation for vector vortex modes of a few-mode fiber

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Published in 2019 at "Optical Engineering"

DOI: 10.1117/1.oe.58.1.016109

Abstract: Abstract. Poincare sphere (PS) representation for all possible modes of a few-mode optical fiber is presented. The fiber that can support up to two scalar modes is considered for the study. The polarization aspects of… read more here.

Keywords: poincare sphere; vortex modes; sphere representation; modes mode ... See more keywords
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Chiral condensates in a polariton hexagonal ring.

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Published in 2020 at "Optics letters"

DOI: 10.1364/ol.405400

Abstract: We model the generation of vortex modes in exciton-polariton condensates in semiconductor micropillars, arranged into a hexagonal ring molecule, in the presence of TE-TM splitting. This splitting lifts the degeneracy of azimuthally modulated vortex modes… read more here.

Keywords: hexagonal ring; vortex modes; chiral condensates; polariton hexagonal ... See more keywords
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Selective excitation of optical vortex modes with specific charge numbers in band-tuned topological waveguides.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.454946

Abstract: We propose a method for selectively propagating optical vortex modes with specific charge numbers in a photonic integrated circuit (PIC) by using a topological photonic system. Specifically, by performing appropriate band tuning in two photonic… read more here.

Keywords: specific charge; vortex modes; charge numbers; optical vortex ... See more keywords
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Highly efficient detection of near-infrared optical vortex modes with frequency upconversion.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.457462

Abstract: Vortex beams carrying orbital angular momentum (OAM) have been widely applied in optical manipulations, optical micromachining, and high-capacity optical communications. Vortex mode detection is very important in various applications. However, the detection of near-infrared vortex… read more here.

Keywords: vortex modes; modes frequency; near infrared; detection near ... See more keywords
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Effects of Turbulence on the Vortex Modes Carried by Quasi-Diffracting Free Finite Energy Beam in Ocean

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Published in 2020 at "Journal of Marine Science and Engineering"

DOI: 10.3390/jmse8060458

Abstract: By developing new wave structure function of a beam waves, we derive the transmitting probability of signal vortex modes in oceanic turbulence based on Rytov approximation theory. Applying this transmitting probability of signal vortex modes,… read more here.

Keywords: turbulence; transmitting probability; beam; vortex modes ... See more keywords