Accordable filters by defect modes in single and double negative star waveguides grafted dedicated to electromagnetic communications applications

Y Ben-Ali, A Ghadban, Z Tahri… - … waves and applications, 2020 - Taylor & Francis
In the framework of the Green Function approach, we determine the transmission spectrum
and the band structure of detective one-dimensional photonic star waveguides. This …

The influence of hole networks on the adsorption-induced frequency shift of a perforated nanobeam using non-local elasticity theory

H Bourouina, R Yahiaoui, R Kerid, K Ghoumid… - Journal of Physics and …, 2020 - Elsevier
Modelling the non-local frequency shift caused by the adsorption phenomenon of an adatom-
perforated nanobeam system taking into account the influence of shear distortion as well as …

Accurate absorption spectroscopy of water vapor near 1.64 µm in support of the MEthane Remote LIdar missioN (MERLIN)

S Vasilchenko, H Tran, D Mondelain, S Kassi… - Journal of Quantitative …, 2019 - Elsevier
Abstract The MERLIN mission (MEthane Remote LIdar missioN) is a space mission
dedicated to the methane atmospheric retrieval based on absorption LIDAR measurements …

Ultra-broadband, compact, and high-reflectivity circular Bragg grating mirror based on 220 nm silicon-on-insulator platform

Y Wang, S Gao, K Wang, H Li, E Skafidas - Optics Express, 2017 - opg.optica.org
A compact (4.49 μm× 4.54 μm) and ultra-broadband circular Bragg grating mirror with
relaxed fabrication requirements is proposed and demonstrated based on the 220 nm …

SAC-OCDMA system performance using narrowband Bragg filter encoders and decoders

S Boukricha, K Ghoumid, S Mekaoui, E Ar-Reyouchi… - SN Applied …, 2020 - Springer
In this paper, we have studied a Spectral Amplitude Coding Optical Code Division Multiple
Access (SAC-OCDMA) system performance using fiber Bragg gratings equivalent to very …

Demonstration of photonic-assisted microwave frequency measurement using a notch filter on silicon chip

W Jiao, M Cheng, K Wang, J Sun - Journal of lightwave …, 2021 - ieeexplore.ieee.org
We propose and demonstrate a notch filter on a silicon chip and apply it to a photonic
microwave frequency measurement system with high precision and adjustable wide …

Tunable filter based on cavity electro-optic modulation for DWDM applications

K Ghoumid, S Mekaoui, A Ouariach, R Cheikh… - Optics …, 2015 - Elsevier
In this paper the authors have demonstrated the feasibility and the realization of a
wavelength tunable filter with an electro-optic modulation effect realized on diffused Ti …

Spectral coded phase bipolar OCDMA technological implementation thanks to low index modulation filters

K Ghoumid, A Ghadban, S Boukricha… - Telecommunication …, 2020 - Springer
Optical code division multiple access (OCDMA) systems are attracting an increasing interest
in optical fiber communication. This is due to the various advantages that they provide; in …

Design of multi-wavelength tunable filter based on Lithium Niobate

A Zhang, Y Yao, Y Zhang, H Song - Optics Communications, 2018 - Elsevier
A multi-wavelength tunable filter is designed. It consists of multiple waveguides among
multiple waveguide gratings. A pair of electrodes were placed on both sides of each …

Performance enhancement for m-sequence and Hadamard code SAC-OCDMA systems based on narrowband filters

S Boukricha, A Bouzidi, K Ghoumid… - International journal of …, 2022 - Springer
In this paper, we examine the performance of a spectral amplitude coding-optical code
division multiple access (SAC-OCDMA) system using two different codes: m-sequence and …