On Demand Spatial Beam Self-Focusing in Hexagonal Multicore Fiber
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2018.2797198
Abstract: Combination of the classical effect of light self-focusing and recently emerged multicore fiber technology offers new opportunities for the spatio-temporal control and manipulation of high-power light radiation. Here, we apply genetic algorithm to design a… read more here.
Keywords: spatial beam; self focusing; multicore fiber; demand spatial ... See more keywords
Spatial Beam Self-Cleaning in Tapered Yb-Doped GRIN Multimode Fiber With Decelerating Nonlinearity
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2020.2979938
Abstract: We experimentally demonstrate spatial beam self-cleaning in an Yb-doped graded-index multimode fiber taper, both in passive and active configurations. The input laser beam at 1064 nm was injected for propagation from the small to the large… read more here.
Keywords: self cleaning; multimode fiber; spatial beam; beam ... See more keywords
Nonlinear beam self-imaging and self-focusing dynamics in a GRIN multimode optical fiber: theory and experiments.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.398531
Abstract: Beam self-imaging in nonlinear graded-index multimode optical fibers is of interest for many applications, such as implementing a fast saturable absorber mechanism in fiber lasers via multimode interference. We obtain a new exact solution for… read more here.
Keywords: self imaging; beam; multimode optical; beam self ... See more keywords
Nonlinear dynamics of beam self-cleaning on LP11 mode in multimode fibers.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.474238
Abstract: We investigate the modal energy flow of the femtosecond-pulsed beam self-cleaning on LP11 mode with the influence of different factors such as the initial fraction of LP11 mode, initial peak power, distribution of high-order modes… read more here.
Keywords: lp11 mode; self cleaning; nonlinear dynamics; beam self ... See more keywords
Spatial Beam Self-Cleaning in Bi-Tapered Multimode Fibers
Sign Up to like & getrecommendations! Published in 2021 at "Photonics"
DOI: 10.3390/photonics8110479
Abstract: We report the spatial beam self-cleaning in bi-tapered conventional multimode fibers (MMFs) with different tapered lengths. Through the introduction of the bi-tapered structure in MMFs, the input beam with poor beam quality from a high-power… read more here.
Keywords: spatial beam; cleaning tapered; self cleaning; beam self ... See more keywords