A review of multiple optical vortices generation: methods and applications
Sign Up to like & getrecommendations! Published in 2019 at "Frontiers of Optoelectronics"
DOI: 10.1007/s12200-019-0910-9
Abstract: Optical vortices carrying orbital angular momentum (OAM) have attracted increasing interest in recent years. Optical vortices have seen a variety of emerging applications in optical manipulation, optical trapping, optical tweezers, optical vortex knots, imaging, microscopy,… read more here.
Keywords: optical vortices; vortices generation; applications review; multiple optical ... See more keywords
A design of nested photonic crystal fiber with low nonlinear and flat dispersion supporting 30+50 OAM modes
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.125823
Abstract: Abstract In this paper, a novel nested photonic crystal fiber (PCF) with two guided modes regions is proposed, which can support 80 orbital angular momentum (OAM) modes over C wavelength band. The characteristics of designed… read more here.
Keywords: crystal fiber; pcf; photonic crystal; nested photonic ... See more keywords
Dielectric metasurface based polarization and orbital angular momentum demultiplexer
Sign Up to like & getrecommendations! Published in 2021 at "Results in physics"
DOI: 10.1016/j.rinp.2020.103706
Abstract: Abstract The development of high-speed optical communication calls for compatible multiplexing dimensions to enlarge transmission capacity and process optical information. Although vortex beam multiplexing has been previously demonstrated by exploiting the orthogonality of orbital angular… read more here.
Keywords: phase; angular momentum; polarization; orbital angular ... See more keywords
Generation and Analysis of High-Gain Orbital Angular Momentum Vortex Wave Using Circular Array and Parasitic EBG with oblique incidence
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-17793-1
Abstract: This paper presents an effective method for high-gain orbital angular momentum (OAM) vortex wave generation based on the integration of a circular antenna array (CAA) with a parasitic electromagnetic band gap (EBG) structure, which is… read more here.
Keywords: high gain; gain orbital; gain; ebg ... See more keywords
High-efficiency sorting and measurement of orbital angular momentum modes based on the March–Zehnder interferometer and complex phase gratings
Sign Up to like & getrecommendations! Published in 2019 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/ab0e62
Abstract: With the recent exponential developments of high-speed optical communications, traditional optical communications systems are showing their limitations. Over the past decade, the orbital angular momentum (OAM) is attracting more and more research attention, due to… read more here.
Keywords: march zehnder; angular momentum; oam; zehnder interferometer ... See more keywords
Air-Core Ring Fiber With >1000 Radially Fundamental OAM Modes Across O, E, S, C, and L Bands
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2985776
Abstract: In this work, an air-core ring fiber is designed with a record high 1322 orbital angular momentum (OAM) modes at 1550 nm while maintaining radially single-mode condition. Moreover, it can support over 1004 OAM modes… read more here.
Keywords: tex math; inline formula; oam modes; fiber ... See more keywords
Influence of anisotropic turbulence on the orbital angular momentum modes of Hermite-Gaussian vortex beam in the ocean.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.012203
Abstract: Applying the angular spectrum theory, we derive the expression of a new Hermite-Gaussian (HG) vortex beam. Based on the new Hermite-Gaussian (HG) vortex beam, we establish the model of the received probability density of orbital… read more here.
Keywords: turbulence; vortex beam; hermite gaussian; oam modes ... See more keywords
19-ring-air-core fiber supporting thousands of OAM modes for spatial division multiplexing.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.453079
Abstract: We propose and design a 19-ring-air-core fiber that can support about 3000 orbital angular momentum (OAM) modes (156 modes in each ring) with 2.67 × 10-4 and mode groups by > 1.90 × 10-2, which can guarantee the stable transmission… read more here.
Keywords: core; core fiber; spatial division; air core ... See more keywords
Vortex Polymer Optical Fiber with 64 Stable OAM States
Sign Up to like & getrecommendations! Published in 2020 at "Polymers"
DOI: 10.3390/polym12122776
Abstract: This research introduces a numerical design of an air-core vortex polymer optical fiber in cyclic transparent optical polymer (CYTOP) that propagates 32 orbital angular momentum (OAM) modes, i.e., it may support up to 64 stable… read more here.
Keywords: stable oam; oam; polymer optical; vortex polymer ... See more keywords