Electronic, transport, magnetic, and optical properties of graphene nanoribbons and their optical sensing applications: A comprehensive review

S Kumar, S Pratap, V Kumar, RK Mishra… - …, 2023 - Wiley Online Library
Low dimensional materials have attracted great research interest from both theoretical and
experimental point of views. These materials exhibit novel physical and chemical properties …

Bilayer armchair graphene nanoribbon photodetector with Stone-Wales defect: A computational study

SG Rudi, S Soleimani-Amiri - Materials Science in Semiconductor …, 2022 - Elsevier
Bilayer armchair graphene nanoribbons (BAGNRs), due to their low sensitivity to low
frequency noise and high controllability of their bandgap have drawn a lot of attention as …

Heteroatom‐Doped Graphene Nanoribbons: Precision Synthesis and Emerging Properties

PH Gao, C Chen, XY Wang - Chinese Journal of Chemistry, 2024 - Wiley Online Library
Comprehensive Summary Graphene nanoribbons (GNRs), which can be considered as a
special type of conjugated polymers, are quasi‐one‐dimensional graphene cutouts with an …

DFT calculations of graphene monolayer in presence of Fe dopant and vacancy

F Ostovari, M Hasanpoori, M Abbasnejad… - Physica B: Condensed …, 2018 - Elsevier
In the present work, the effects of Fe doping and vacancies on the electronic, magnetic and
optical properties of graphene are studied by density functional theory based calculations …

[HTML][HTML] Green Preparation of S, N Co-Doped Low-Dimensional C Nanoribbon/C Dot Composites and Their Optoelectronic Response Properties in the Visible and …

X Ma, X Zhang, M Gao, Y Wang, G Li - Materials, 2024 - mdpi.com
The green production of nanocomposites holds great potential for the development of new
materials. Graphene is an important class of carbon-based materials. Despite its high carrier …

Photodetectors with zigzag and armchair graphene nanoribbon channels and asymmetric source and drain contacts: detectors for visible and solar blind applications

F Ostovari, MK Moravvej-Farshi - Journal of Applied Physics, 2016 - pubs.aip.org
Employing the non-equilibrium Green's function with the third order tight binding
Hamiltonian, we show that 12.7 nm long and 1.11 nm wide zigzag and armchair graphene …

Dual function armchair graphene nanoribbon-based spin-photodetector: optical spin-valve and light helicity detector

F Ostovari, MK Moravvej-Farshi - Applied Physics Letters, 2014 - pubs.aip.org
We show an armchair graphene nanoribbon channel connected between asymmetric
ferromagnetic source-drain structure—ie, p-type Co/Au/graphene source and n-type …

Graphene/MoS2-Nanoribbons/Graphene Field-Effect Photodetectors: A Numerical Study

N Fathollahbeigi, F Ostovari… - Journal of Electronic …, 2023 - Springer
We present the results of a numerical study on the characteristics of MoS2-based field-effect
photodetectors (FEPhDs). These FEPhDs consist of 12-nm-long and 1.42-nm (1.45-nm) …

Non-equilibrium Green's function approach for simulation asymmetric source-drain silicene-based photodetectors

F Alaee, MA Sadeghzadeh, F Ostovari - Physica Scripta, 2023 - iopscience.iop.org
Abstract Photodetectors based on Armchair-Silicene-Nanoribbons (ASiNR) with asymmetric
source (Ir-doped silicene) and drain (Cu-, Ag-, or Au-doped silicene) contacts have been …

Simulation of the Xenes nanoribbons for sensing CO, CO2, and CH4 gases

F Alaee, MA Sadeghzadeh, F Ostovari - Physica Scripta, 2023 - iopscience.iop.org
Xenes emerge as promising materials for sensing applications. The capabilities of armchair
Graphene, Silicene, and Phosphorene nanoribbons (AGNR, ASiNR, and APNR) as gas …