489 citations · 2.3k across the 39 of their papers we have counts for
40 papers
Revealing antenna-molecule coupling using virtual gain from synthetic complex frequency analysis
Toby Severs Millard, Xiaofei Xiao, Mayela Romero-Gómez +6
Synthetic complex frequency waves (CFWs) enhance spectral and spatial resolution by compensating loss through virtual gain. This approach is particularly useful in nano-photonics w…
Materials for Quantum Technologies: a Roadmap for Spin and Topology
N. Banerjee, C. Bell, C. Ciccarelli +22
In this Perspective article, we explore some of the promising spin and topology material platforms (e.g. spins in semi- and superconductors, skyrmionic, topological and 2D material…
snompy: a package for modelling scattering-type scanning near-field optical microscopy
Tom Vincent, Xinyun Liu, Daniel Johnson +5
Scattering-type scanning near-field optical microscopy (s-SNOM) is a powerful technique for extreme subwavelength imaging and spectroscopy, with around 20 nm spatial resolution. Bu…
Phase Coexistence and Transitions between Antiferromagnetic and Ferromagnetic States in a Synthetic Antiferromagnet
Christopher E. A. Barker, Kayla Fallon, Craig Barton +12
In synthetic antiferromagnets (SAFs) the combination of antiferromagnetic order and synthesis using conventional sputtering techniques is combined to produce systems that are advan…
Curvature-enhanced localised emission from dark states in wrinkled monolayer WSe2 at room temperature
Sebastian Wood, Filipe Richheimer, Tom Vincent +5
Localised emission from defect states in monolayer transition metal dichalcogenides is of great interest for optoelectronic and quantum device applications. Recent progress towards…
Manipulation of magnetic skyrmions in continuous Ir/Co/Pt multilayers
M. Cubukcu, S. Pollath, S. Tacchi +9
We show that magnetic skyrmions can be stabilized at room temperature in continuous Ir/Co/Pt multilayers on SiO2/Si substrate without prior application of electric current or magne…
Interfacial ferroelectricity in marginally twisted 2D semiconductors
Astrid Weston, Eli G Castanon, Vladimir Enaldiev +19
Twisted heterostructures of two-dimensional crystals offer almost unlimited scope for the design of novel metamaterials. Here we demonstrate a room-temperature ferroelectric semico…
Data cluster analysis and machine learning for classification of twisted bilayer graphene
Tom Vincent, Kenji Kawahara, Vladimir Antonov +2
Twisted bilayer graphene (TBLG) has emerged as an exciting new material with tunable electronic properties ranging from superconductivity to correlated insulating phases. But curre…
Opportunities in Electrically Tunable 2D Materials Beyond Graphene: Recent Progress and Future Outlook
Tom Vincent, Jiayun Liang, Simrjit Singh +6
The interest in two-dimensional and layered materials continues to expand, driven by the compelling properties of individual atomic layers that can be stacked and/or twisted into s…
Local spin Seebeck imaging with scanning thermal probe
Alessandro Sola, Vittorio Basso, Massimo Pasquale +3
In this work we present the results of an experiment to locally resolve the spin Seebeck effect in a high-quality Pt/YIG sample. We achieve this by employing a locally heated scann…
Thermoelectric signature of individual skyrmions
Alexander Fernández Scarioni, Craig Barton, Héctor Corte-León +8
We experimentally study the thermoelectrical signature of individual skyrmions in chiral Pt/Co/Ru multilayers. Using a combination of controlled nucleation, single skyrmion annihil…
Modal frustration and periodicity breaking in artificial spin ice
R. Puttock, A. Manzin, V. Neu +4
Here an artificial spin ice (ASI) lattice is introduced that exhibits unique Ising and non-Ising behavior under specific field switching protocols because of the inclusion of coupl…
European research on magnetic nanoparticles for biomedical applications: standardisation aspects
Peter Schier, Craig Barton, Simo Spassov +12
Magnetic nanoparticles have many applications in biomedicine and other technical areas. Despite their huge economic impact, there are no standardised procedures available to measur…
Nanoscale patterning of quasiparticle band alignment
Søren Ulstrup, Cristina E. Giusca, Jill A. Miwa +10
Control of atomic-scale interfaces between materials with distinct electronic structures is crucial for the design and fabrication of most electronic devices. In the case of two-di…
Individual skyrmion manipulation by local magnetic field gradients
Arianna Casiraghi, Héctor Corte-León, Mehran Vafaee +6
Magnetic skyrmions are topologically protected spin textures, stabilised in systems with strong Dzyaloshinskii-Moriya interaction (DMI). Several studies have shown that electrical…
Probing the nanoscale origin of strain and doping in graphene-hBN heterostructures
Tom Vincent, Vishal Panchal, Tim Booth +4
We use confocal Raman microscopy and modified vector analysis methods to investigate the nanoscale origin of strain and carrier concentration in exfoliated graphene-hexagonal boron…
Infrared-to-violet tunable optical activity in atomic films of GaSe, InSe, and their heterostructures
Daniel J. Terry, Viktor Zólyomi, Matthew Hamer +11
Two-dimensional semiconductors - atomic layers of materials with covalent intra-layer bonding and weak (van der Waals or quadrupole) coupling between the layers - are a new class o…
Detection of ultra-low concentration NO2 in complex environment using epitaxial graphene sensors
Christos Melios, Vishal Panchal, Kieran Edmonds +3
We demonstrate proof-of-concept graphene sensors for environmental monitoring of ultra-low concentration NO2 in complex environments. Robust detection in a wide range of NO2 concen…
Wide-Band Nano-Imaging of Plasmon Dispersion and Hotspots in Quasi-Free-Standing Epitaxial Graphene
William S. Hart, Vishal Panchal, Christos Melios +3
We report observation of graphene plasmon interference fringes across a wide spectral range using a scattering scanning near-field optical microscope (s-SNOM) that employs a widely…
Modeling of graphene Hall effect sensors for microbead detection
A. Manzin, E. Simonetto, G. Amato +2
This paper deals with the modeling of sensitivity of epitaxial graphene Hall bars, from sub-micrometer to micrometer size, to the stray field generated by a magnetic microbead. To…
Unique excitonic effects in tungsten disulphide monolayers on two-layer graphene
Cristina E. Giusca, Ivan Rungger, Vishal Panchal +8
Light emission in atomically thin heterostructures is known to depend on the type of materials, number and stacking sequence of the constituent layers. Here we show that the thickn…
Thickness dependent hydrophobicity of epitaxial graphene
M. Munz, C. E. Giusca, R. L. Myers-Ward +2
This article addresses the much debated question whether the degree of hydrophobicity of single-layer graphene (1LG) is different from the one of double-layer graphene (2LG). Knowl…
Water affinity to epitaxial graphene: the impact of layer thickness
Cristina E. Giusca, Vishal Panchal, Martin Munz +5
The sensitivity to water of epitaxial graphene is examined in this study.
Role of substrate on interaction of water molecules with graphene oxide and reduced graphene oxide
Roman Strzelczyk, Cristina E. Giusca, Francesco Perrozzi +3
We study local electronic properties of graphene oxide (GO) and reduced graphene oxide (RGO) on metallic (Pt) and insulating (Si3N4) substrates in controlled humidity environment.…