Themed collection Chemistry of 2D materials: graphene and beyond

Paolo Samorì, Xinliang Feng and Vincenzo Palermo introduce the Nanoscale themed collection on ‘Chemistry of 2D materials: graphene and beyond’.

This work provides an overview of the emerging literature on the interaction of graphene-based materials with glial cells, aiming to define the challenges and perspectives of graphene glial-interfaces.

This is a tutorial review based on the laboratory experience on the synthesis of graphene oxide using chemical and electrochemical methods.

In this review we highlight the recent progress in 2DM growth on LMCat, which in combination with in situ characterization presents a viable and large-scale sustainable direction that has the prospect of achieving defect-free 2D materials.

van der Waals atomically thin magnetic materials have been recently discovered.

This review summarizes recent progress in the mechanical characterization of two-dimensional materials, as exemplified by an AFM-based analysis of 1 nm thick carbon nanomembranes (helium ion microscope image scale bar: 50 μm).

Dispersant-assisted liquid-phase exfoliation allows the production of a wide range of water-based 2D material dispersions. This review provides an overview on this production method and also gives some perspectives on future research directions.

This article reviews the latest advances in the synthesis of wafer-scale thin films using chemical vapor deposition and solution-based methods and various device applications.

Swelling defines graphite oxides and multilayered graphene oxides. It is a key property of GO in applications which involve sorption from vapors, immersion into liquid water or polar solvents and solution based chemical reactions.

ROS play an important role physiological processes. Two dimensional materials possess ROS scavenging performance in dark or ROS generation ability under light stimuli. This review providing an overview of 2D materials in ROS related field.

This review highlights the importance of the dimensionality and surface interactions of 2D materials with examples of recent biosensing and biomedical applications.

Graphene and related 2D materials offer an ideal platform for next generation disruptive technologies and in particular the potential to produce printed electronic devices with low cost and high throughput.

Carbon-based catalysts for carbon–carbon bond formation reactions.

The transfer process is crucial for obtaining high-quality graphene for its large-scale industrial application.

The real realm and recent advances of piezoelectricity after thinning down to two-dimensional materials have been introduced.

Due to an increasing requirement of clean and sustainable hydrogen energy economy, it is significant to develop new highly effective catalysts for electrochemical water splitting.

Electrochemical delamination assisted transfer is reported for molecular nanosheets covalently bonded to the synthesis substrates. The non-destructive transfer method can be applied to a variety of organic nanosheets grown on conductive substrates.

Room temperature electrochemical deposition of transition metal chalcogenide (MoS_x) on 3D-printed nanocarbon fibers based electrodes for custom shaped solid-state supercapacitor.

MoS₂ and WS₂ and their heterojunctions are used to modify thermally activated 3D-printed nanocarbon structures. Herein, the local electrochemical performance for HER of the modified structures is demonstrated by scanning electrochemical microscopy.

Modification of graphene films in the flowing afterglow of microwave N₂ plasmas. Nitrogenation is first limited by the formation of defect sites by plasma-generated N and N₂(A) at low damage and then by the adsorption of nitrogen atoms at high damage.

Graphene-based materials are particularly suitable platforms for the development of new systems able to release drugs upon the application of controlled electrochemical stimuli.

This study examines the synthesis and electrochemical performance of three-dimensional graphene for Li-ion batteries and Na-ion batteries.

Transition metal nitrides can endow graphene fibers with both high conductivity and high capacitance to achieve high-performance fiber supercapacitors.

The carbonisation temperature has shown to be a key activation parameter to modulate the capacitive performance of graphene-based 3D-printed nanocomposite electrodes.

A combined experimental and theoretical investigation of the vibrational signatures of on-surface synthesized graphene nanoribbons demonstrates the potentiality of HREELS in disclosing the details of their edge structure.

Modified polyhedral oligosilsesquioxane (POSS) is used to improve the electrochemical performance of reduced graphene oxide (rGO) through the enhancement of porosity and the extension of interlayer space allowing effective electrolyte transport.

We investigated the carboxylation of graphene oxide using chloroacetic acid and different amounts of NaOH. Increase of carboxyl groups was observed only at high amounts of NaOH, but partial reduction attenuates the yield of further functionalization.

We present a graphene-coated sponge for high flux and high efficiency oil-in-water emulsion separation through superhydrophobic microcavities.

We present an efficient and straightforward covalent functionalization protocol for modification of surface supported graphene and graphite using aqueous reagents.

The study reported here concerns the preparation of a novel graphene-diaminotriazine (G-DAT) nanocomposite hydrogel for application in the drug delivery field.