An array of nano-dots loaded MIM square ring resonator with enhanced sensitivity at NIR wavelength range

MA Butt, SN Khonina, NL Kazanskiy - Optik, 2020 - Elsevier
A novel configuration of MIM square ring resonator loaded with an array of silver nano-dots
is proposed and investigated using the finite element method. The spectral characteristics of …

Impact of blue filtering on effective modulation bandwidth and wide-angle operation in white LED-based VLC systems

N Anous, T Ramadan, M Abdallah, K Qaraqe… - OSA …, 2018 - opg.optica.org
This work studies the impact of employing blue filters on the resulting effective modulation
bandwidth of visible light communication (VLC) systems using phosphor-coated white light …

Manipulation of resonance orders and absorbing materials for structural colors in transmission with improved color purity

D Kim, H Kim, I Jung, TY Kim, H Kwak, JH Jung… - Optics …, 2022 - opg.optica.org
We present an improved color purity of additive transmissive structural color filters by
controlling a resonance order and by inserting a highly absorbing material. The proposed …

Guided-mode resonance-based relative humidity sensing employing a planar waveguide structure

P Urbancova, J Chylek, P Hlubina, D Pudis - Sensors, 2020 - mdpi.com
In this paper, we present a new type of guided-mode resonance (GMR)-based sensor that
utilizes a planar waveguide structure (PWS). We employed a PWS with an asymmetric three …

Planar asymmetric nano-resonators for highly angle tolerant trans-reflective color filters

N Anous, T Ramadan, M Abdallah, K Qaraqe… - OSA …, 2019 - opg.optica.org
This work presents a technique for the design of trans-reflective optical color filters
employing a hybrid plasmonic nano-resonator with a dielectric cavity. The proposed filters …

Wide-angle wide-spectral range IMI plasmonic MEMS mirror in the MIR for spectroscopic gas sensing applications

HAH Morshed, YM Sabry… - MOEMS and Miniaturized …, 2021 - spiedigitallibrary.org
Spectroscopy-based gas sensing has occupied a significant role in environmental, industrial
and healthcare applications. Two specific concerns of the technology are miniaturization …

Enhancement of modulation bandwidth in wide-angle vlc systems via response-flattening filters

N Anous, M Abdallah, K Qaraqe… - 2018 IEEE Global …, 2018 - ieeexplore.ieee.org
This work proposes a means to increase the effective modulation bandwidth of a visible light
communication (VLC) system using phosphor-coated white light emitting diodes (LEDs) …

Beam finite spot size effect on angle-tolerant optical filters

N Anous, D Khalil - Integrated Optics: Devices, Materials, and …, 2020 - spiedigitallibrary.org
Theoretical performance analysis of optical filters is usually done assuming an incident
plane wave. This may be a good indicator of the device performance when the spot size of …