Spatially-resolved studies on the role of defects and boundaries in electronic behavior of 2D materials

SM Hus, AP Li - Progress in Surface Science, 2017 - Elsevier
Abstract Two-dimensional (2D) materials are intrinsically heterogeneous. Both localized
defects, such as vacancies and dopants, and mesoscopic boundaries, such as surfaces and …

Visualization and manipulation of magnetic domains in the quasi-two-dimensional material

GD Nguyen, J Lee, T Berlijn, Q Zou, SM Hus, J Park… - Physical Review B, 2018 - APS
The magnetic domains in two-dimensional layered material F e 3 GeT e 2 are studied by
using a variable-temperature scanning tunneling microscope with a magnetic tip after in situ …

Two-dimensional ferromagnetism with strong magnetic interactions induced by Janus-type hydrogenation in

W Qiao, S Yan, Y Hu, C Zhao, S Gao, R Bai, T Zhou - Physical Review B, 2023 - APS
In this paper, using first-principles calculations, we find that single-face (Janus-type)
hydrogenation induces a magnetic transition from a 120∘ noncollinear antiferromagnet …

Enantioselective adsorption on magnetic surfaces

MR Safari, F Matthes, V Caciuc, N Atodiresei… - Advanced …, 2024 - Wiley Online Library
From the beginning of molecular theory, the interplay of chirality and magnetism has
intrigued scientists. There is still the question if enantiospecific adsorption of chiral …

Detection of the spin-chemical potential in topological insulators using spin-polarized four-probe STM

SM Hus, XG Zhang, GD Nguyen, W Ko, AP Baddorf… - Physical Review Letters, 2017 - APS
We demonstrate a new method for the detection of the spin-chemical potential in topological
insulators using spin-polarized four-probe scanning tunneling microscopy on in situ cleaved …

Novel core‐shell nanocomposites based on TiO2‐covered magnetic Co3O4 for biomedical applications

AM Tonelli, J Venturini, S Arcaro… - … Research Part B …, 2020 - Wiley Online Library
Abstract Magnetic Co3O4 nanoparticles (NPs) have great potential for applications in
biomedicine, as contrast enhancement agents for magnetic resonance imaging, or for drug …

Single-Spin Sensing: A Molecule-on-Tip Approach

A Fétida, O Bengone, M Romeo, F Scheurer… - ACS …, 2024 - ACS Publications
Magnetometry plays a pivotal role in addressing the requirements of ultradense storage
technology and overcoming challenges associated with downscaled spin qubits. A …

Interlayer magnetism in

X Kong, GD Nguyen, J Lee, C Lee, S Calder… - Physical Review …, 2020 - APS
Fe 3− x GeTe 2 is a layered van der Waals magnetic material with a relatively high ordering
temperature and large anisotropy. While most studies have concluded the interlayer …

An approach for patterned molecular adsorption on ferromagnets, achieved via Moiré superstructures

S Jensen, IA Løge, J Bendix… - Physical Chemistry …, 2024 - pubs.rsc.org
We have used a scanning tunneling microscope operated under ultrahigh vacuum
conditions to investigate an oxo-vanadium-salen complex V (O) salen, that has potential …

Nonadiabatic hydrogen dissociation on copper nanoclusters

RA Hoyt, MM Montemore, E Kaxiras - The Journal of Physical …, 2018 - ACS Publications
Copper surfaces exhibit high catalytic selectivity but have poor hydrogen dissociation
kinetics; therefore, we consider icosahedral Cu13 nanoclusters to understand how …