Gradient index phononic crystals and metamaterials

Y Jin, B Djafari-Rouhani, D Torrent - Nanophotonics, 2019 - degruyter.com
Phononic crystals and acoustic metamaterials are periodic structures whose effective
properties can be tailored at will to achieve extreme control on wave propagation. Their …

Friedrich-Wintgen bound states in the continuum and induced resonances in a loop laterally coupled to a waveguide

M Amrani, S Khattou, EH El Boudouti, A Talbi, A Akjouj… - Physical Review B, 2022 - APS
The concept of bound states in the continuum (BICs) in a simple cavity attracts much interest
in recent works in wave physics. The BICs are perfectly confined modes with an infinite …

Trapped-mode-induced Fano resonance and acoustical transparency in a one-dimensional solid-fluid phononic crystal

I Quotane, EH El Boudouti, B Djafari-Rouhani - Physical Review B, 2018 - APS
We investigate theoretically and numerically the possibility of existence of Fano and acoustic-
induced transparency (AIT) resonances in a simple though realistic one-dimensional …

Flat band induced topological photonic Tamm states in stubbed structures: Theory and experiment

S Khattou, Y Rezzouk, ME Ghafiani, M Amrani… - Physical Review B, 2023 - APS
We provide theoretical and experimental evidence for the existence of topological Tamm
states at the interface between two stubbed photonic crystals (PCs) as a function of the …

Fabry-Pérot and Friedrich-Wintgen bound states in the continuum in a photonic triple-stub cavity

Y Rezzouk, S Khattou, M El Ghafiani, M Amrani… - Physical Review B, 2024 - APS
Bound states in the continuum (BICs) are zero-width (infinite lifetime) trapped eigenmodes
that remain confined in the system even though they coexist with a continuum of extended …

Bound states in the continuum and induced resonances in a simple plasmonic waveguide with sensing application

Y Rezzouk, S Khattou, M Amrani, A Noual… - Photonics, 2023 - mdpi.com
A Friedrich–Wintgen bound state in the continuum (FW-BIC) is of particular interest in the
field of wave physics phenomena. It is induced via the destructive interference of two modes …

A biosensor based on bound states in the continuum and Fano resonances in a solid–liquid–solid triple layer

I Quotane, M Amrani, C Ghouila-Houri, EH El Boudouti… - Crystals, 2022 - mdpi.com
We propose a simple solid–liquid–solid triple layer biosensor platform based on bound
states in the continuum (BICs) and Fano resonances to detect the acoustic properties of …

Aharonov-Bohm-effect induced transparency and reflection in mesoscopic rings side coupled to a quantum wire

T Mrabti, Z Labdouti, A Mouadili, EH El Boudouti… - Physica E: Low …, 2020 - Elsevier
We demonstrate analytically and numerically the possibility of existence of the analogues of
electromagnetic induced transparency (EIT) and electromagnetic induced reflection (EIR) in …

Analytical and numerical study of T-shaped plasmonic demultiplexer based on Fano and induced transparency resonances

M Amrani, S Khattou, Y Rezzouk… - Journal of Physics D …, 2021 - iopscience.iop.org
We study analytically and numerically the design of plasmonic demultiplexers based on
Fano and plasmonic induced transparency (PIT) resonances. The demultiplexers consist of …

Comparison of density of states and scattering parameters in coaxial photonic crystals: Theory and experiment

S Khattou, M Amrani, A Mouadili, EH El Boudouti… - Physical Review B, 2020 - APS
We present an analytical and experimental study of the scattering parameters in a one
dimensional (1D) symmetric photonic crystal and their relation to the density of states (DOS) …