Results 11 to 20 of about 61,868 (235)

Transformation optics approach to singular metasurfaces [PDF]

open access: yesPhysical Review B, 2018
38 pages, 13 ...
Yang, F, Huidobro, PA, Pendry, JB
openaire   +6 more sources

Extremize Optical Chiralities through Polarization Singularities [PDF]

open access: yesPhysical Review Letters, 2021
Several mislabellings in v1 are corrected, with Supplemental Material also ...
Weijin Chen   +3 more
openaire   +3 more sources

Kink and breather waves with and without singular solutions to the Zoomeron model

open access: yesResults in Physics, 2023
The Zoomeron model is applied to various types of solitons arising in fluid mechanics, laser optics, and nonlinear physics. We derive analytical solutions to the mentioned model using the exp(−λ(ς))-expansion, the generalized Kudryashov, and the ...
Mohammad Safi Ullah   +3 more
doaj   +1 more source

Novel waves structures for two nonlinear partial differential equations arising in the nonlinear optics via Sardar-subequation method

open access: yesAlexandria Engineering Journal, 2023
In this paper, our aim is to construct the novel wave structures for two non-linear evolution equations which are rising in non-linear optics, mathematical biological models, fluid dynamics, waves theory, mechanics, quantum mechanics, and many more.
Naeem Ullah   +6 more
doaj   +1 more source

Design for quality: reconfigurable flat optics based on active metasurfaces

open access: yesNanophotonics, 2020
Optical metasurfaces, planar subwavelength nanoantenna arrays with the singular ability to sculpt wavefront in almost arbitrary manners, are poised to become a powerful tool enabling compact and high-performance optics with novel functionalities.
Shalaginov Mikhail Y.   +13 more
doaj   +1 more source

Propagation of Correlation Singularities of a Partially Coherent Laguerre–Gaussian Electromagnetic Beam in a Uniaxial Crystal

open access: yesIEEE Photonics Journal, 2017
The correlation singularities of a partially coherent Laguerre–Gaussian (LG) electromagnetic beam in a uniaxial crystal is shown to possess interesting evolution behavior. The analytical formula for the cross-spectral density matrix of a partially
Yongtao Zhang, Liuzhan Pan, Yangjian Cai
doaj   +1 more source

Polarization Elements-A Group Theoretical Study [PDF]

open access: yes, 2000
The Classification of Polarization elements, the polarization affecting optical devices which have a Jones matrix representation, according to the types of eigenvectors they possess, is given a new visit through the Group-theoretical connection of ...
A. V. Gopala Rao   +10 more
core   +2 more sources

Stable multiple-charged localized optical vortices in cubic-quintic nonlinear media [PDF]

open access: yes, 2003
The stability of two-dimensional bright vortex solitons in a media with focusing cubic and defocusing quintic nonlinearities is investigated analytically and numerically. It is proved that above some critical beam powers not only one- and two-charged but
A I Yakimenko   +13 more
core   +1 more source

Boosted Kerr Black Hole in the Presence of Plasma

open access: yesProceedings, 2019
In this work, we obtain the deflection angle for a boosted Kerr black hole in the weak field approximation using the optics in a curved spacetime developed by J. L. Synge in 1960.
Carlos A. Benavides-Gallego   +1 more
doaj   +1 more source

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