Raman study on defective graphene: Effect of the excitation energy, type, and amount of defects

A Eckmann, A Felten, I Verzhbitskiy, R Davey… - Physical Review B …, 2013 - APS
We present a detailed Raman study of defective graphene samples containing specific types
of defects. In particular, we compared sp 3 sites, vacancies, and substitutional Boron atoms …

Functionalization of graphene using deep eutectic solvents

M Hayyan, A Abo-Hamad, MAH AlSaadi… - Nanoscale research …, 2015 - Springer
Deep eutectic solvents (DESs) have received attention in various applications because of
their distinctive properties. In this work, DESs were used as functionalizing agents for …

Water-based and inkjet printable inks made by electrochemically exfoliated graphene

K Parvez, R Worsley, A Alieva, A Felten, C Casiraghi - Carbon, 2019 - Elsevier
Inkjet printable graphene inks are very attractive for applications in flexible and foldable
electronics, such as wearable electronics and the Internet of Things. However, the ink …

Mechanisms of graphene fabrication through plasma-induced layer-by-layer thinning

CM Seah, B Vigolo, SP Chai, AR Mohamed - Carbon, 2016 - Elsevier
Graphene is a layer of sp 2 hybridized carbon of a single-atomic thickness, which exposes
most of its atoms to the surrounding medium. The properties of graphene are highly …

Toward high carrier mobility and low contact resistance: laser cleaning of PMMA residues on graphene surfaces

Y Jia, X Gong, P Peng, Z Wang, Z Tian, L Ren, Y Fu… - Nano-micro letters, 2016 - Springer
Abstract Poly (methyl methacrylate)(PMMA) is widely used for graphene transfer and device
fabrication. However, it inevitably leaves a thin layer of polymer residues after acetone …

Multiplexed biomimetic lipid membranes on graphene by dip-pen nanolithography

M Hirtz, A Oikonomou, T Georgiou, H Fuchs… - Nature …, 2013 - nature.com
The application of graphene in sensor devices depends on the ability to appropriately
functionalize the pristine graphene. Here we show the direct writing of tailored phospholipid …

Controlled modification of mono-and bilayer graphene in O2, H2 and CF4 plasmas

A Felten, A Eckmann, JJ Pireaux, R Krupke… - …, 2013 - iopscience.iop.org
In this work, covalent modification of mono-and bilayer graphene is achieved using
tetrafluoromethane (CF 4), oxygen and hydrogen RF plasma. Controlled modification of …

A chemiresistive biosensor based on a layered graphene oxide/graphene composite for the sensitive and selective detection of circulating miRNA-21

CH Huang, TT Huang, CH Chiang, WT Huang… - Biosensors and …, 2020 - Elsevier
In this study we developed a uniform, large-area, layered graphene composite of graphene
oxide/graphene (GO/G) for the detection of circulating miRNA-21, a reliable biomarker for …

Tailoring single-and double-sided fluorination of bilayer graphene via substrate interactions

J Son, H Ryu, J Kwon, S Huang, J Yu, J Xu… - Nano …, 2020 - ACS Publications
While many technologies rely on multilayer heterostructures, most of the studies on chemical
functionalization have been limited to monolayer graphene. In order to use functionalization …

Understanding of the graphene oxide/metal-organic framework interface at the atomistic scale

S Bonakala, A Lalitha, JE Shin… - … applied materials & …, 2018 - ACS Publications
An atomistic model of the metal-organic framework (MOF) ZIF-8/graphene oxide (GO)
interface has been constructed using a combination of density functional theory calculations …