A new class of out-gap discrete solitons in binary waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Chaos"
DOI: 10.1063/5.0079809
Abstract: We analytically and numerically investigate beyond-band discrete solitons, which present a completely new class of stable localized out-gap solitons with detunings being located beyond the two bands of the linear plane waves in a periodic… read more here.
Keywords: binary waveguide; new class; gap; discrete solitons ... See more keywords
Jackiw-Rebbi states in interfaced binary waveguide arrays with Kerr nonlinearity
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review A"
DOI: 10.1103/physreva.100.053849
Abstract: We systematically investigate the optical analogs of quantum relativistic Jackiw-Rebbi states in binary waveguide arrays in the presence of Kerr nonlinearity with both self-focusing and self-defocusing cases. The localized profiles of these nonlinear Jackiw-Rebbi states… read more here.
Keywords: rebbi states; jackiw rebbi; waveguide arrays; binary waveguide ... See more keywords
Few-cycle spatiotemporal optical solitons in waveguide arrays
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review A"
DOI: 10.1103/physreva.95.043839
Abstract: We consider the propagation of Gaussian spatiotemporal wave packets in arrays of parallel optical waveguides, assuming linear and nondispersive coupling between the adjacent guides. The numerical analysis is based on a discrete version of the… read more here.
Keywords: spatiotemporal optical; waveguide arrays; cycle spatiotemporal; optical solitons ... See more keywords
The spatial plasmonic Bloch oscillations in nanoscale three-dimensional surface plasmon polaritons metal waveguide arrays.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.024591
Abstract: In this paper, the dynamic motion of surface plasmon polaritons, spatial Bloch oscillations, in a kind of nanoscale three-dimensional surface plasmon polaritons metal waveguide arrays is presented. The waveguide arrays are composed of 41 three-dimensional… read more here.
Keywords: surface plasmon; metal waveguide; waveguide arrays; three dimensional ... See more keywords
Bound states in the continuum in waveguide arrays within a symmetry classification scheme.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.464599
Abstract: We study a photonic implementation of a modified Fano-Anderson model - a waveguide array with two additional waveguides and by using the coupled mode theory we calculate its spectral and scattering properties. We classify eigenmodes… read more here.
Keywords: bound states; states continuum; arrays within; continuum waveguide ... See more keywords
Diverse lateral shifts of beams in non-Hermitian waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.476424
Abstract: Non-Hermitian systems have attracted considerable attention in optics due to the rich physics introduced by the existence of real spectra and exceptional points (EPs), which is exploited in lasers, optical sensors and on-chip manipulations of… read more here.
Keywords: beams non; non hermitian; shifts beams; hermitian waveguide ... See more keywords
Discrete optics in optomechanical waveguide arrays.
Sign Up to like & getrecommendations! Published in 2020 at "Optics letters"
DOI: 10.1364/ol.394959
Abstract: The propagation properties of light in optomechanical waveguide arrays (OMWAs) are studied. Due to the strong mechanical Kerr effect, the optical self-focusing and self-defocusing phenomena can be realized in the arrays of subwavelength dielectric optomechanical… read more here.
Keywords: optomechanical waveguide; waveguide arrays; optics; optics optomechanical ... See more keywords
Observation of the Wannier-Stark ladder in plasmonic waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.458954
Abstract: Evanescently coupled waveguides are a powerful platform to study and visualize the wave dynamics in tight-binding systems. Here, we investigate the propagation of surface plasmon polaritons in arrays of dielectric loaded surface plasmon polariton waveguides… read more here.
Keywords: ladder plasmonic; plasmonic waveguide; stark ladder; observation wannier ... See more keywords
Observation of topological Anderson phase in laser-written quasi-periodic waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.461485
Abstract: We report on the experimental observation of the topological Anderson phase in one-dimensional quasi-periodical waveguide arrays produced by femtosecond laser writing. The evanescently coupled waveguides are with alternating coupling constants, constructing photonic lattices analogous to… read more here.
Keywords: anderson phase; phase; topological anderson; observation topological ... See more keywords
Boosting topological zero modes using elastomer waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.469657
Abstract: We employ the Su-Schrieffer-Heeger model in elastic polymer waveguide arrays to design and realize traveling topologically protected modes. The observed delocalization of the optical field for superluminal defect velocities agrees well with theoretical descriptions. We… read more here.
Keywords: boosting topological; waveguide; zero modes; topological zero ... See more keywords
Topological edge solitons in χ(2) waveguide arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.478293
Abstract: We address the formation of χ(2) topological edge solitons emerging in a topologically nontrivial phase in Su-Schrieffer-Heeger (SSH) waveguide arrays. We consider edge solitons, whose fundamental frequency (FF) component belongs to the topological gap, while… read more here.
Keywords: solitons waveguide; edge solitons; topological edge; phase ... See more keywords