Properties of graphene: a theoretical perspective

DSL Abergel, V Apalkov, J Berashevich… - Advances in …, 2010 - Taylor & Francis
The electronic properties of graphene, a two-dimensional crystal of carbon atoms, are
exceptionally novel. For instance, the low-energy quasiparticles in graphene behave as …

Fundamental mechanistic understanding of electrocatalysis of oxygen reduction on Pt and non‐Pt surfaces: acid versus alkaline media

N Ramaswamy, S Mukerjee - Advances in Physical Chemistry, 2012 - Wiley Online Library
Complex electrochemical reactions such as Oxygen Reduction Reaction (ORR) involving
multi‐electron transfer is an electrocatalytic inner‐sphere electron transfer process that …

Quantifying ion-induced defects and Raman relaxation length in graphene

MM Lucchese, F Stavale, EHM Ferreira, C Vilani… - Carbon, 2010 - Elsevier
Raman scattering is used to study disorder in graphene subjected to low energy (90eV) Ar+
ion bombardment. The evolution of the intensity ratio between the G band (1585cm− 1) and …

Missing atom as a source of carbon magnetism

MM Ugeda, I Brihuega, F Guinea… - Physical Review Letters, 2010 - APS
Atomic vacancies have a strong impact in the mechanical, electronic, and magnetic
properties of graphenelike materials. By artificially generating isolated vacancies on a …

High-throughput production of pristine graphene in an aqueous dispersion assisted by non-ionic surfactants

L Guardia, MJ Fernández-Merino, JI Paredes… - Carbon, 2011 - Elsevier
The preparation of aqueous graphene dispersions by exfoliation of pristine graphite in the
presence of a wide range of surfactants is reported. High graphene concentrations, up to …

Atomic force and scanning tunneling microscopy imaging of graphene nanosheets derived from graphite oxide

JI Paredes, S Villar-Rodil, P Solís-Fernández… - Langmuir, 2009 - ACS Publications
Graphene nanosheets produced in the form of stable aqueous dispersions by chemical
reduction of graphene oxide and deposited onto graphite substrates have been investigated …

Free-standing graphene at atomic resolution

MH Gass, U Bangert, AL Bleloch, P Wang… - Nature …, 2008 - nature.com
Research interest in graphene, a two-dimensional crystal consisting of a single atomic plane
of carbon atoms, has been driven by its extraordinary properties, including charge carriers …

Structure and energetics of the vacancy in graphite

AA El-Barbary, RH Telling, CP Ewels, MI Heggie… - Physical Review B, 2003 - APS
We determine properties of the vacancy in graphite from first principles calculations. The
ground-state structure is associated with a formation energy of 7.4 eV and arises through a …

Characterizing various types of defects in nuclear graphite using Raman scattering: Heat treatment, ion irradiation and polishing

MR Ammar, N Galy, JN Rouzaud, N Toulhoat… - Carbon, 2015 - Elsevier
Raman spectroscopy has proved to be an appropriate technique to probe defects in carbon-
based materials owing to its high sensitivity, most often focused on the commonly used ID/IG …

Towards full repair of defects in reduced graphene oxide films by two-step graphitization

R Rozada, JI Paredes, S Villar-Rodil… - Nano Research, 2013 - Springer
The complete restoration of a perfect carbon lattice has been a central issue in the research
on graphene derived from graphite oxide since this preparation route was first proposed …