Omnidirectional terahertz photonic band gap broaden effect in one-dimensional photonic crystal containing few-layer graphene

F Wu, M Chen, Z Chen, C Yin - Optics Communications, 2021 - Elsevier
We study the influence of few-layer graphene on omnidirectional photonic band gap (OPBG)
in one-dimensional photonic crystal (1DPC) at terahertz frequencies. By periodically …

[HTML][HTML] Graphene based photonic crystal optical filter: Design and exploration of the tunability

F Ghasemi, SR Entezar, S Razi - Physics Letters A, 2019 - Elsevier
Optical characteristics of two new graphene based photonic crystals are studied in detail. A
structure containing alternating layers of graphene and SiO 2 slabs is considered as the …

Analytical modeling of highly tunable giant lateral shift in total reflection of light beams from a graphene containing structure

A Farmani, M Miri, MH Sheikhi - Optics Communications, 2017 - Elsevier
We report a distributed circuit modeling based on analytical study of the tunable enhanced
lateral displacement of electromagnetic waves in total reflection of light beams from a …

Tunable graphene based one dimensional photonic crystal with applications in terahertz optical integrated circuits

S Razi, F Ghasemi - Physica B: Condensed Matter, 2019 - Elsevier
One dimensional photonic crystals with responses in 5.5–7.5 THz frequency interval are
introduced. Structure composed of monolayer graphene sheets separated by dielectric slabs …

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 …

Wideband THz Filtering by Graphene-Over-Dielectric Periodic Structures With and Without MgF2 Defect Layer

M Pourmand, PK Choudhury - IEEE Access, 2020 - ieeexplore.ieee.org
Investigation of the spectral response of graphene-dielectric (SiO 2)-based periodic structure
was made in the far-infrared (IR) to the mid-IR frequency range, and the effects of different …

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 …

Optical properties of a defective one-dimensional photonic crystal containing graphene nanaolayers

SR Entezar, Z Saleki, A Madani - Physica B: Condensed Matter, 2015 - Elsevier
The transmission properties of a defective one-dimensional photonic crystal containing
graphene nanolayers have been investigated using the transfer matrix method. It is shown …

Tunable enhanced Goos–Hänchen shift in one-dimensional photonic crystals containing graphene monolayers

A Madani, SR Entezar - Superlattices and Microstructures, 2015 - Elsevier
Theoretically, the Goos–Hänchen effect at the interface of a one-dimensional photonic
crystal containing graphene monolayers has been investigated. It was shown that the lateral …

Study on the nonreciprocal absorption properties of cylindrical photonic crystals embedded in graphene cascaded by periodic and Rudin–Shapiro sequences at large …

QY Wang, PX Wang, BF Wan, Y Ma… - Journal of Applied …, 2021 - pubs.aip.org
Using the transfer matrix method, the absorption, reflection, and nonreciprocity of the
cylindrical photonic crystals (CPCs) consisting of graphene and two layers of ordinary …