New method for calculating the coupling coefficient in graded index optical fibers
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2017.11.026
Abstract: Abstract A simple method is proposed for determining the mode coupling coefficient D in graded index multimode optical fibers. It only requires observation of the output modal power distribution P(m, z) for one fiber length… read more here.
Keywords: coupling coefficient; index; method; graded index ... See more keywords
Novel optical solitary waves and modulation instability analysis for the coupled nonlinear Schrödinger equation in monomode step-index optical fibers
Sign Up to like & getrecommendations! Published in 2017 at "Superlattices and Microstructures"
DOI: 10.1016/j.spmi.2017.12.010
Abstract: Abstract This paper addresses the coupled nonlinear Schrodinger equation (CNLSE) in monomode step-index in optical fibers which describes the nonlinear modulations of two monochromatic waves, whose group velocities are almost equal. A class of dark,… read more here.
Keywords: solitary waves; analysis; monomode step; step index ... See more keywords
Graded-index optical fiber transverse-spatial-mode entanglement
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.102.013702
Abstract: We present a study of spontaneously arisen spatially entangled photon pairs via intermodal four-wave mixing in a graded-index multimode optical fiber. Unique dispersive features of the fiber allow spectral indistinguishability of two different phase-matched processes,… read more here.
Keywords: fiber; entanglement; graded index; index optical ... See more keywords
Step-Index Optical Fibers With 0.88 Numerical Aperture
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2019.2919669
Abstract: In this work, step-index optical fibers with up to 0.88 numerical aperture (NA) were designed, modeled, fabricated, and tested. Both ray-tracing and wave-optics propagation analysis were utilized to model the NAs that can be achieved… read more here.
Keywords: optical fibers; index optical; fibers numerical; step index ... See more keywords
Coating-relevant properties of high-index optical polymers for automotive applications.
Sign Up to like & getrecommendations! Published in 2021 at "Applied optics"
DOI: 10.1364/ao.422878
Abstract: High-transparent polymers exhibiting a refractive index beyond 1.6 enhance the available range of optical plastics. The aim of this study is to evaluate optical polyesters (OKP-1 and OKP-4) and special new polycarbonates (PCs) (EP-6000 and… read more here.
Keywords: properties high; coating relevant; relevant properties; high index ... See more keywords
Gradient-index optical fiber lens for efficient fiber-to-chip coupling.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.013035
Abstract: A gradient-index optical fiber lens is proposed and fabricated on the tip of a single-mode fiber using focused ion beam milling. Second-order effective medium theory is used to design a gradual change in the fill… read more here.
Keywords: index; optical fiber; fiber lens; fiber ... See more keywords
Multimode soliton collisions in graded-index optical fibers.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.459447
Abstract: In this work, we unveil the unique complex dynamics of multimode soliton interactions in graded-index optical fibers through simulations and experiments. By generating two multimode solitons from the fission of an input femtosecond pulse, we… read more here.
Keywords: soliton; graded index; optical fibers; multimode soliton ... See more keywords