Tunable multichannel Fibonacci one-dimensional terahertz photonic crystal filter

V Sepahvandi, B Rezaei, AH Aly - Scientific Reports, 2023 - nature.com
This paper proposes a multichannel terahertz optical filter based on a one-dimensional
photonic crystal with a third-order Fibonacci structure, including a bulk Dirac semimetal. The …

[HTML][HTML] Absolute photonic band gap in 2D honeycomb annular photonic crystals

D Liu, Y Gao, A Tong, S Hu - Physics Letters A, 2015 - Elsevier
Using the plane wave expansion method, we investigate the effects of structural parameters
on absolute photonic band gap (PBG) in two-dimensional honeycomb annular photonic …

Reduced symmetry and analogy to chirality in periodic dielectric media

IH Giden, M Turduev, H Kurt - Journal of the European …, 2014 - jeos.edpsciences.org
Much attention has been paid to photonic applications based on periodic media. Meanwhile,
quasi-periodic and disordered media have extended the research domain and provided …

Tunable PBGs with a cutoff frequency feature in Fibonacci quasi-periodic designs containing a superconductor material at THz region

C Malek, AH Aly, S Alamri, W Sabra - Physica Scripta, 2021 - iopscience.iop.org
In this work, we propose a Fibonacci quasi periodic-photonic crystal design based on using
a superconductor material and a nanocomposite material as constituents layers. Based on …

Multichannel tunable filter properties of 1D magnetized ternary plasma photonic crystal in the presence of evanescent wave

SK Awasthi, R Panda, L Shiveshwari - Physics of Plasmas, 2017 - pubs.aip.org
The multichannel tunable filter properties of one-dimensional ternary plasma photonic
crystal composed of magnetized plasma and lossless dielectric have been theoretically …

Tunable narrowband terahertz multichannel filter based on one-dimensional graphene-dielectric photonic crystal

W Belhadj, AN Al-Ahmadi - Optical and Quantum Electronics, 2021 - Springer
In this work, low terahertz (THz) spectroscopic properties of defective one-dimensional
graphene-dielectric photonic crystal (1D-GPC) structure are theoretically investigated and …

Photonic band gaps in one-dimensional magnetized plasma photonic crystals with arbitrary magnetic declination

HF Zhang, SB Liu, XK Kong - Physics of Plasmas, 2012 - pubs.aip.org
In this paper, the properties of photonic band gaps and dispersion relations of one-
dimensional magnetized plasma photonic crystals composed of dielectric and magnetized …

Thermal properties and two-dimensional photonic band gaps

HA Elsayed, SA El-Naggar, AH Aly - Journal of Modern Optics, 2014 - Taylor & Francis
The effect of temperature on a two-dimensional square lattice photonic crystal composed of
Si rods arranged in an air background was investigated theoretically using the plane-wave …

Dispersion properties of two-dimensional plasma photonic crystals with periodically external magnetic field

HF Zhang, SB Liu, XK Kong, BR Bian… - Solid state communications, 2012 - Elsevier
Dispersion properties of two types of two-dimensional periodically magnetized plasma array
structures with square lattices have been investigated by using plane wave expansion …

Transmittance properties of a quasi-periodic one-dimensional photonic crystals that incorporate nanocomposite material

AH Aly, C Malek, HA Elsayed - International Journal of Modern …, 2018 - World Scientific
In this paper, we investigate theoretically the transmission properties of one-dimensional
quasi-periodic photonic crystals that containing nanocomposite material in the IR …