Graphene-based hybrid plasmonic optical electro-absorption modulator on InP platform

H Nezamdoost, M Nikoufard, H Saghaei - Optical and Quantum …, 2024 - Springer
This paper presents a novel design of an optical electro-absorption modulator based on a
hybrid plasmonic structure with a graphene layer on the generic InP platform. Graphene …

A plasmonic terahertz perfect absorber based on L-shaped graphene patches and gold rods

N Korani, M Danaie - Applied Physics A, 2023 - Springer
This paper introduces a novel plasmonic perfect absorber tailored for the terahertz
frequency range, utilizing a single-mode configuration. The absorber architecture comprises …

[HTML][HTML] Design and characterization of an ultra-sensitive photonic crystal fiber-based sensor for precise detection of alcohols in the THz regime

Z Dashtban, S Ramtinfard, N Kakesh, H Saghaei - Results in Optics, 2024 - Elsevier
In an era where the precise detection of alcohols is increasingly vital across a broad
spectrum of industries, from healthcare to petrochemicals, the introduction of an innovative …

A 2-D based photonic crystal biosensor for efficient diagnosis of anemia and kidney failure

E Rafiee - Optical Materials, 2024 - Elsevier
A two-dimensional biosensor based on photonic crystal rods is proposed and considered.
The structure is consisted of 49× 39 arrays of Si rods in the air background. Finite-difference …

Ultra-fast and compact optical Galois field adder based on the LPhC structure and phase shift keying

A Askarian, F Parandin, N Bagheri, FJ Velez - Applied Optics, 2024 - opg.optica.org
<? TeX 2pc 0pt?> In this study, we propose a novel, to the best of our knowledge, all-optical
Galois field (AOGF) adder that utilizes logic all-optical XOR gates. The design is founded on …

Efficient design of all-optical AND and OR logic gates using fluid infiltration in silicon-based photonic crystal platform

A Mokhtarbaf, H Saghaei, M Mosleh… - Optical and Quantum …, 2023 - Springer
This paper proposes a novel approach for designing all-optical logic gates in a photonic
crystal platform, utilizing an appropriate fluid infiltration technique. Considering a threshold …

Vibration transfer in spatially separated thin-film graphene resonators

X Liu, H Hu, X Wang, R Liu, J Yin… - ACS Applied Nano …, 2024 - ACS Publications
The nanomechanical resonator composed of two-dimensional materials has seen extensive
investigations, but the interaction between two adjacent resonators has not called much …

Neural network-driven optimization of photonic crystal-based all-optical NOT gate design

A Mohammadi, F Parandin… - 2024 Third international …, 2024 - ieeexplore.ieee.org
This study explores the application of neural networks in optimizing design parameters for
an all-optical NOT gate using photonic crystals. It focuses on the unique properties of …

Self-reactive impedance surfaces for enhanced quasi-line wave propagation in the terahertz spectrum

Z Ahmadi, H Saghaei, M Pasdari-Kia, H Ahmadi… - Scientific Reports, 2025 - nature.com
Quasi-line waves represent a distinct class of propagation modes along non-complementary
impedance surfaces, offering an alternative to the conventional line waves typically formed …

Enhancing the performance of photonic crystal AND gates with machine learning optimization

F Parandin, A Mohammadi - 2024 Third International …, 2024 - ieeexplore.ieee.org
Recent advances in photonic crystals have opened up new possibilities for develo** high-
speed, low-power optical devices. One promising application is using photonic crystals to …