Manipulating topological intravalley and intervalley scatterings of inner edge states in hybrid nanoribbons

XL Lü, H Xie, JE Yang, RX Li, L Du… - New Journal of …, 2023 - iopscience.iop.org
We investigate the formation of inner edge states and their transport properties in hybrid
nanoribbons. Some new inner edge states, such as spin-polarized, spin-valley-polarized …

Ab initio spin-flip conductance of hydrogenated graphene nanoribbons: Spin-orbit interaction and scattering with local impurity spins

J Wilhelm, M Walz, F Evers - Physical Review B, 2015 - APS
We calculate the spin-dependent zero-bias conductance G σ σ′ in armchair graphene
nanoribbons with hydrogen adsorbates employing a DFT-based ab initio transport formalism …

The use of a Ga+ focused ion beam to modify graphene for device applications

BS Archanjo, APM Barboza, BRA Neves… - …, 2012 - iopscience.iop.org
In this work, we clarify the features of the lateral damage of line defects in single layer
graphene. The line defects were produced through well-controlled etching of graphene …

Effects due to backscattering and pseudogap features in graphene nanoribbons with single vacancies

I Deretzis, G Fiori, G Iannaccone, A La Magna - Physical Review B …, 2010 - APS
We present a systematic study of electron backscattering phenomena during conduction for
graphene nanoribbons with single-vacancy scatterers and dimensions within the …

Graphene nanoribbon superlattices fabricated via He ion lithography

BS Archanjo, B Fragneaud, L Gustavo Cançado… - Applied Physics …, 2014 - pubs.aip.org
Single-step nano-lithography was performed on graphene sheets using a helium ion
microscope. Parallel “defect” lines of∼ 1 μm length and≈ 5 nm width were written to form …

Dirac point resonances due to atoms and molecules adsorbed on graphene and transport gaps and conductance quantization in graphene nanoribbons with …

S Ihnatsenka, G Kirczenow - Physical Review B—Condensed Matter and …, 2011 - APS
We present a tight-binding theory of the Dirac point resonances due to adsorbed atoms and
molecules on an infinite two-dimensional graphene sheet based on the standard tight …

Improving ION/IOFF and sub-threshold swing in graphene nanoribbon field-effect transistors using single vacancy defects

A Nazari, R Faez, H Shamloo - Superlattices and Microstructures, 2015 - Elsevier
Graphene nanoribbon field effect transistors are promising devices for beyond-CMOS
nanoelectronics. Graphene is a semiconductor material with zero bandgap and its bandgap …

Effects of vacancy defects on graphene nanoribbon field effect transistor

S Chang, Y Zhang, Q Huang, H Wang… - Micro & Nano …, 2013 - Wiley Online Library
The graphene nanoribbon (GNR) field effect transistor is one of the most competitive
candidates for beyond‐CMOS nanoelectronics because of the special electric …

Highly tunable charge and spin transport in silicene junctions: phase transitions and half-metallic states

M Mahdavifar, F Khoeini - Nanotechnology, 2018 - iopscience.iop.org
We report peculiar charge and spin transport properties in S-shaped silicene junctions with
the Kane–Mele tight-binding model. In this work, we investigate the effects of electric and …

[HTML][HTML] Monolayer graphene/SiC Schottky barrier diodes with improved barrier height uniformity as a sensing platform for the detection of heavy metals

I Shtepliuk, J Eriksson, V Khranovskyy… - Beilstein journal of …, 2016 - beilstein-journals.org
A vertical diode structure comprising homogeneous monolayer epitaxial graphene on silicon
carbide is fabricated by thermal decomposition of a Si-face 4H-SiC wafer in argon …