Results 1 to 10 of about 7,053 (306)

Multifrequency Superscattering from Subwavelength Hyperbolic Structures [PDF]

open access: greenACS Photonics, 2018
5 ...
Chao Qian   +10 more
openaire   +4 more sources

Subwavelength hybrid plasmonic structures for nonlinear nanophotonics [PDF]

open access: goldLight: Science & Applications, 2021
Plasmonic structures made of a semiconductor-insulator-metal hybrid provide efficient routes for second-harmonic and sum-frequency generation in sub-micrometer structures, which ultimately may boost on-chip integrated plasmonic circuits.
Ann-Katrin U. Michel
doaj   +2 more sources

Subwavelength-Grating Metamaterial Structures for Silicon Photonic Devices [PDF]

open access: greenProceedings of the IEEE, 2018
Segmenting silicon waveguides at the subwave-length scale produce an equivalent homogenous material. The geometry of the waveguide segments provides precise control over modal confinement, effective index, dispersion and birefringence, thereby opening up new approaches to design devices with unprecedented performance.
Robert Halir   +7 more
openaire   +6 more sources

Soliton frequency shifts in subwavelength structures [PDF]

open access: hybridJournal of Optics, 2015
We investigate the soliton frequency shifts for few-cycle ultrashort laser pulses propagating through resonant media embedded within subwavelength structures, and we elucidate the underlying physics. Full-wave Maxwell?Bloch equations are solved numerically by using the finite-difference time-domain method.
Xiaohong Song   +6 more
openaire   +2 more sources

Spectral scattering characteristics of subwavelength-sized spherical particles near Mie resonance modes probed by tightly focused Terahertz waves [PDF]

open access: yesScientific Reports
The complex dynamics of terahertz (THz) wave scattering by subwavelength-scale structures remain largely unexplored. This article examines the spectral scattering characteristics of subwavelength-sized spherical particles probed by tightly focused THz ...
Da-Hye Choi
doaj   +2 more sources

Designing Anisotropy with Waveguide Subwavelength Structures [PDF]

open access: yes2018 20th International Conference on Transparent Optical Networks (ICTON), 2018
Ministerio de Economía y Competitividad, Programa Estatal de Investigación, Desarrollo e Innovación Orientada a los Retos de la Sociedad (cofinanciado FEDER), Proyectos TEC2016-80718-R, TEC2015-71127-C2-1-R (FPI scholarship BES-2016-077798), and IJCI-2016-30484, the Community of Madrid (S2013/MIT-2790), the Universidad de Málaga.
Herrero-Bermello, Alaine   +8 more
openaire   +4 more sources

Ag-Yb Alloy-Novel Tunable Plasmonic Material

open access: yesPhotonics, 2021
Metals are commonly used in plasmonic devices because of their strong plasmonic property. However, such properties are not easily tuned. For applications such as spatial light modulators and beam steering, tunable plasmonic properties are essential, and ...
Suetying Ching   +3 more
doaj   +1 more source

Subwavelength structures for taper waveguides

open access: yesJournal of Physics: Conference Series, 2022
Abstract In Photonic Integrated Circuits (PICs) it is often necessary some sort of mismatch adaptation between waveguides of different cross-sections. There are several instances of such a designing constraint, being the vertical coupling between the PIC and an optical fibre probably the most representative of all examples.
Lourenço, Paulo   +4 more
openaire   +2 more sources

Building high-performance integrated optical devices using subwavelength grating metamaterials -INVITED [PDF]

open access: yesEPJ Web of Conferences, 2021
The use of subwavelength grating structures in silicon waveguides have fuelled the development of integrated optical components with superior performance.
Sánchez-Postigo Alejandro   +16 more
doaj   +1 more source

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