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Screening by a graphite gate placed at 1 nm proximity to graphene produces transformative improvement in its electronic quality, reducing charge inhomogeneity by two orders of magnitude.

Nanometre-scale graphitic capillaries with atomically flat walls are engineered and studied, revealing unexpectedly fast transport of liquid water through channels that accommodate only a few layers of water.

The physics of charge transport in graphene becomes particularly interesting near the Dirac point. Here, the authors demonstrate a negative minority carrier mobility due to drag between majority and minority carriers in graphene at the charge neutrality point.

This study shows that vacancy-rich titania monolayers are highly permeable to protons while remaining impermeable to helium with proton conductivity exceeding 100 S cm⁻² at 200 °C and surpassing targets set by industry roadmaps.

2D nanoporous membranes are predicted to provide highly selective gas transport in combination with extreme permeance. Here authors demonstrate gas separation performance and transport mechanisms through membranes of graphdiyne, a quasi 2D material with a graphene-like structure.

Lattice distortion in electrode materials often results in battery degradation. Here, the authors exploit a cooperative Jahn-Teller effect in a MnO2/graphene superlattice to create strain-relieving structures, improving cycling stability in aqueous zinc-ion batteries.

β-PdBi2 superconducting properties have been known about since the 1950s, with various works since then indicating the possibility of multiple superconducting gaps and unconventional superconductivity. However, so far only a single gap s-wave superconductivity was detected. Here, using tunnelling spectroscopy under an applied magnetic field, Powell et al observe a transition from s-wave to nodal pairing.

Encapsulated few-layer InSe exhibits a remarkably high electronic quality, which is promising for the development of ultrathin-body high-mobility nanoelectronics.

Chemical derivatives of graphene are typically disordered or corrugated, impairing attempts to utilize them in monolayer devices. Here, the authors show that chair-C₂F graphene is a stable material displaying long-range order, with functionalization on only one face in a given domain.

Magnetoresistance, the change in electrical resistance of a material with its magnetic state, is an important phenomenon utilized in technological applications. Here, the authors report large local and non-local magnetoresistance effects in few-layer graphene/boron–nitride heterostructures at room temperature.

Ion permeation and selectivity of graphene oxide membranes with sub-nm channels dramatically alters with the change in interlayer distance due to dehydration effects whereas permeation of water molecules remains largely unaffected.

Experimental demonstrations of materials supporting electron fluids have been elusive so far. Here, the authors investigate nonlocal transport in bilayer graphene across the ballistic-to-hydrodynamic crossover, and identify a sharp maximum of negative resistance at the transition between the two regimes.

Lithium-ion intercalation of bilayer graphene is shown to proceed via four distinct stages corresponding to different ordered in-plane arrangements of Li ions, commensurate with the underlying graphene lattices in both AA and AB stacking configurations.

The emergence of a liquid-like electronic flow from ballistic flow in graphene is imaged, and an almost-ideal viscous hydrodynamic fluid of electrons exhibiting a parabolic Poiseuille flow profile is observed.

A tunnelling transistor based on stacks of chemically grown graphene and other two-dimensional layers shows record performance.

In this work, authors demonstrate programmable nanostructures using two-dimensional materials for nanoscale liquid manipulation. The nanoswitches and capsules can hold zeptoliter liquid volumes, enabling active nanofluidics circuits and confined reactors.

Colossal magneto-optical activity on Landau levels in the mid-infrared and terahertz ranges is observed in high-mobility encapsulated graphene.

Plasmons confined in field effect transistors were long envisioned for resonant detection of light at THz frequencies, however realization of such photodetectors has proven challenging. Here, the authors fabricate antenna-coupled graphene transistors which exhibit resonant photoresponse to incident radiation and use them to study plasmons in graphene and its moiré superlattices.

Proton transport through catalytically activated graphene membranes can be strongly enhanced by visible light.

Embedding carbon fibres in polymer matrices provides significant gains in strength and stiffness. Here, the Raman G peak of carbon fibre is studied in relation to applied strain and referenced to graphene; the work could facilitate stress measurements of carbon fibre polymer composites.

A scanning single-electron transistor-based method enables simultaneous visualization of voltage and current density of flowing electrons in two-dimensional systems with high sensitivity and minimal invasiveness

Flow through nanometer scale channels facilitates an unmasked study of water-surface molecular interactions. Here, Keerthi et al. show with conduits made from graphite and hexagonal boron nitride that strong hydrophobicity does not rule out enhanced stickiness and friction.

Buckled monolayer graphene superlattices are found to provide an alternative to twisted bilayer graphene for the study of flat bands and correlated states in a carbon-based material.

The valley splitting in a stack of graphene and boron nitride can be controlled through a quantum dot induced by a scanning tunnelling microscope.

The possibility to combine planar and van der Waals heterostructures holds great promise for nanoscale electronic devices. Here, the authors report an innovative method to synthesise embedded graphene quantum dots within hexagonal boron nitride matrix for vertical tunnelling single electron transistor applications.

Electron-electron interactions are known to play an important role in the in-plane transport properties of graphene-based devices. Here, the authors investigate the role of electron-electron interactions on electrons tunnelling between the layers of a graphene/hBN/graphene tunnel transistor and demonstrate the emergence of a Coulomb gap at low temperatures and in quantising magnetic fields.