Extremely large nondegenerate nonlinear index and phase shift in epsilon-near-zero materials

S Benis, N Munera, S Faryadras… - Optical Materials …, 2022 - opg.optica.org
Epsilon-near-zero (ENZ) materials have emerged as viable platforms for strong nonlinear
optical (NLO) interactions. The NLO phase shift in materials exhibiting an ENZ condition is …

Design of photonic crystal nonlinear laser power limiter based on topological edge states and optical Kerr effect

J Huang, Y Lu, L Zhou, F Xu, D Zuo - Optics Express, 2020 - opg.optica.org
We propose a novel topological photonic crystal nonlinear laser power limiter based on
topological edge states and optical Kerr effect. In the proposed laser power limiter, a one …

Photonic crystal power limiter based on fano-like resonance

N Ghosh, A Das, P Sharma, S Medhekar - Journal of Optics, 2024 - Springer
In the present work we have designed and simulated an Optical Power Limiter created on a
two-dimensional silicon photonic crystal. The functioning of the OPL is based on its …

Realizing bulk and surface attributes driven third order nonlinear optical traits of ZnO layers for optical limiting operation; A thickness and impurity dependent …

A Sahni, KM Rahulan, NAL Flower, TCS Girisun… - Surfaces and …, 2024 - Elsevier
The intrinsic, aluminium doped and gallium doped ZnO thin films with one, three and five
layers of gradience have been successfully deposited using sol-gel spin coating method …

Light tunable plasmonic metasurfaces

N Charipar, P Johns, RJ Suess, H Kim, J Geldmeier… - Optics …, 2020 - opg.optica.org
Self-assembled plasmonic metasurfaces are promising optical platforms to achieve
accessible flat optics, due to their strong light-matter interaction, nanometer length scale …

Transient nonlinear phase-shift in epsilon-near-zero materials

S Benis, N Munera, EW Van Stryland… - 2020 IEEE Research …, 2020 - ieeexplore.ieee.org
We present direct measurements of the nonlinearly induced phase-shift and spectral shift via
beam-deflection technique and cross-phase modulation measurements. The optical …

Nonlinear Optical Mechanisms in Semiconductors and Enhanced Nonlinearities at Epsilon-Near-Zero

S Ahmadzadeh Benis - 2020 - stars.library.ucf.edu
Light does not interact with itself in linear optical materials. Such interactions occur only in
non-linear optical (NLO) materials and typically require high intensity optical beams to be …