Dynamic tunability of NIR absorption in a plasmonic grating through nonlinear kerr-effect of graphene-oxide and photothermal phase transition of GSST

A Rashidi, A Hatef - Optical Materials, 2024 - Elsevier
In this paper, we present an in-depth examination of the absorption dynamics of a silver
plasmonic grating incorporating Kerr-type nonlinear graphene-oxide (GO) nanoslits and a …

[HTML][HTML] Toward tailored light absorption manipulation by Kerr nonlinear nanoslits within a grating Fabry-Perot cavity coupled with reconfigurable GST225 material

A Rashidi - Results in Physics, 2024 - Elsevier
In this paper, we investigate the absorption tunability of a silver plasmonic grating
incorporating Kerr-type nonlinear graphene-oxide (GO) nanoslits and Ge 2 Sb 2 Te 5 …

Polarization splitter with optical bistability in metal gap waveguide nanocavities

G Song, L Yu, C Wu, G Duan, L Wang, J **ao - Plasmonics, 2013 - Springer
A polarization splitter is proposed and numerically investigated. It is composed of two same
structures with different arrangement, which is a kind of metal-dielectric nanocavity filling a …

Dynamic beam steering from a subwavelength slit by selective excitation of guided modes

SB Raghunathan, HF Schouten, W Ubachs, BE Kim… - Physical Review Letters, 2013 - APS
Dynamic control of the direction of radiation of the light emanating from a subwavelength slit
carved out of a thin metal film is experimentally demonstrated. This is achieved by selective …

Design of an agile optical switcher based on a 1D silver plasmonic nanograting filled with a nonlinear Kerr material

A Rashidi, A Hatef - Physica Scripta, 2023 - iopscience.iop.org
In this paper, we investigate the nonlinear optical response characteristics of a metallic
nanograting with nonlinear Kerr media within its slits using the finite element method. The …

Plasmonic bandgap formation in two-dimensional periodic arrangements of gold patches with subwavelength gaps

R Marani, M Grande, V Marrocco, A D'Orazio… - Optics Letters, 2011 - opg.optica.org
We report on the formation of plasmonic bandgaps in two-dimensional periodic
arrangements of gold patches. Orthogonal arrays of subwavelength slits with different …

Enhancement of extraordinary optical transmission in a double heterostructure plasmonic bandgap cavity

R Marani, V Marrocco, M Grande, G Morea, A D'Orazio… - Plasmonics, 2011 - Springer
In this paper, a novel plasmonic bandgap cavity inducing the enhancement of extraordinary
optical transmission is presented. Numerical simulations have been performed to model a …

Metallic slit arrays filled with third-order nonlinear media: Optical Kerr effect and third-harmonic generation

SG Rodrigo, S Carretero-Palacios, FJ García-Vidal… - Physical Review B …, 2011 - APS
A theoretical study on the nonlinear optical properties of both gold and nickel slit arrays
inlaid with a third-order nonlinear dielectric medium is presented. In particular, we …

Optical switching in metal-slit arrays on nonlinear dielectric substrates

S Carretero-Palacios, A Minovich, DN Neshev… - Optics letters, 2010 - opg.optica.org
We propose a scheme for an optical limiter and switch of the transmitted light intensity in an
array of subwavelength metallic slits placed on a nonlinear Kerr-type dielectric substrate of …

Tunable beam deflection based on plasmonic resonators mounted freestanding thermoresponsive hydrogel

AUR Khalid, J Liu, N Ullah, S Jia - Chinese Optics Letters, 2020 - opg.optica.org
We propose and numerically demonstrate a dynamic beam deflector based on plasmonic
resonator loaded thermoresponsive freestanding hydrogel that swells and collapses in …