Results 111 to 120 of about 8,826 (233)

Optical vortices and vortex solitons [PDF]

open access: yes, 2005
Optical vortices are phase singularities nested in electromagnetic waves that constitute a fascinating source of phenomena in the physics of light and display deep similarities to their close relatives, quantized vortices in superfluids and Bose-Einstein condensates.
Desyatnikov, Anton S   +2 more
openaire   +2 more sources

Training‐Domain Gaps in Data‐Driven Ocean Color Algorithms

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Bio‐optical algorithms serve a critical role, enabling satellite‐based monitoring of the global ocean and its ecosystems. These largely empirical algorithms invert satellite measurements of water leaving reflectance (“ocean color”) to biogeochemical parameters such as chlorophyll a, but often fail to generalize beyond their training data ...
P. C. Gray   +4 more
wiley   +1 more source

Negative frequency waves in optics : control and investigation of their generation and evolution [PDF]

open access: yes, 2015
This thesis is concerned with various methods for the control and investigation of pulse dynamics in a Photonic Crystal Fibre (PCF) and of the radiation driven by a short pulse.
McLenaghan, Joanna Siân
core  

High‐Energy Topological Edge States and Strain‐Induced Multiple Flat Bands in a Honeycomb Lattice

open access: yesNanophotonics, Volume 15, Issue 11, 13 June 2026.
This work proposes a novel anti‐twig edge in the honeycomb lattice that supports two symmetric high‐energy edge states. Moreover, the suppression or enhancement of the high‐energy edge state is observed, and strain‐induced multiple flat bands are produced.
Xiaoqin Bai   +4 more
wiley   +1 more source

Optical properties of long photonic crystal fibre tapers [PDF]

open access: yes, 2010
In this thesis I investigate optical properties of metre - long tapers. Microstructured optical fibre technology has created new opportunities in a broad range of science and technology.
Vukovic, Natasha Trivunac   +1 more
core  

Cherenkov radiation emitted by solitons in optical fibers [PDF]

open access: yes, 1995
We demonstrate a simple, fully analytic method of calculating the amount of radiation emitted by optical solitons perturbed by higher-order dispersion effects in fibers and find good agreement with numerical results. It is pointed out that this radiation
Akhmediev, N.   +2 more
core   +1 more source

Dissipative Magneto-Optic Solitons

open access: yes, 2008
19 pages, 10 ...
Boardman, Allan D.   +2 more
openaire   +2 more sources

Entangled optical solitons in nonlinear Kerr dielectric [PDF]

open access: yes
We consider optical ID envelope solitons in Kerr dielectric with cubic nonlinearity and use two-solitons configurations for modelling entangled states of photons. We calculate spin, momentum and energy of solitons on the basis of approximate solutions to
Rybakov Y.P., Kamalov T.F.
core   +1 more source

Dark solitons manipulation using optical event horizon [PDF]

open access: yes, 2018
We demonstrate that the optical event horizon can provide an effective technique to actively control the propagation properties of a dark soliton with another weak probe wave. Careful power adjustment of the probe wave enables the black soliton converted
Deng, Zhixiang   +9 more
core   +1 more source

Spatial Optical Solitons Guiding Light for Future Technologies [PDF]

open access: yes, 2015
An overview of the basic properties of optical solitons was presented. Solitons exist by virtue of very strong nonlinear coupling between radiation and matter.
Stegeman, George I, Kivshar, Yuri
core  

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