Manipulating the spin orientation of Co atoms using monatomic Cu chains

N Noei, R Mozara, AM Montero, S Brinker, N Ide… - Nano Letters, 2023 - ACS Publications
Harnessing the spin of single atoms is at the heart of quantum information nanotechnology
based on magnetic concepts. By attaching single Co atoms to monatomic Cu chains, we …

Magnetic properties of adatoms on graphene: Density functional theory investigations

JP Carbone, J Bouaziz, G Bihlmayer, S Blügel - Physical Review B, 2023 - APS
Rare-earth atoms on top of 2D materials represent an interesting platform with the prospect
of tailoring the magnetic anisotropy for practical applications. Here, we investigate the …

Stabilizing spin systems via symmetrically tailored RKKY interactions

J Hermenau, S Brinker, M Marciani… - Nature …, 2019 - nature.com
Spins of single atoms adsorbed on substrates are promising building blocks for spintronics
and quantum computation schemes. To process spin information and for increased …

Zero-point magnetic exchange interactions

J Bouaziz, J Ibañez-Azpiroz, FSM Guimarães… - Physical review …, 2020 - APS
Quantum fluctuations are ubiquitous in physics. Ranging from conventional examples like
the harmonic oscillator to intricate theories on the origin of the universe, they alter virtually all …

Giant magnetic anisotropy of rare-earth adatoms and dimers adsorbed by graphene oxide

KC Zhang, YF Li, Y Liu, Y Zhu, LB Shi - Physical Chemistry Chemical …, 2017 - pubs.rsc.org
Nowadays, transition-metal adatoms and dimers with giant magnetic anisotropy have
attracted much attention due to their potential applications in data storage, spintronics and …

Spin-fluctuation and spin-relaxation effects of single adatoms from first principles

J Ibañez-Azpiroz, M dos Santos Dias… - Journal of Physics …, 2018 - iopscience.iop.org
Single adatoms offer an exceptional playground for studying magnetism and its associated
dynamics at the atomic scale. Here we review recent results on single adatoms deposited on …

A gateway towards non-collinear spin processing using three-atom magnets with strong substrate coupling

J Hermenau, J Ibañez-Azpiroz, C Hübner… - Nature …, 2017 - nature.com
A cluster of a few magnetic atoms on the surface of a nonmagnetic substrate is one suitable
realization of a bit for spin-based information technology. The prevalent approach to achieve …

Microscopic theory of spin relaxation of a single Fe adatom coupled to substrate vibrations

H Garai-Marin, MS Dias, S Lounis, J Ibañez-Azpiroz… - Physical Review B, 2023 - APS
Understanding the spin-relaxation mechanism of single adatoms is an essential step
towards creating atomic magnetic memory bits or even qubits. Here, we present an …

Spin-density fluctuations and the fluctuation-dissipation theorem in ferromagnetic metals

AL Wysocki, VN Valmispild, A Kutepov, S Sharma… - Physical Review B, 2017 - APS
Spatial and time scales of spin-density fluctuations (SDFs) were analyzed in 3 d
ferromagnets using ab initio linear-response calculations of complete wave-vector and …

oxide molecules to tailor large magnetic anisotropy energies on MgO films

S Shehada, M dos Santos Dias, M Abusaa, S Lounis - Physical Review B, 2024 - APS
Designing systems with large magnetic anisotropy energy (MAE) is desirable and critical for
nanoscale magnetic devices. A recent breakthrough achieved the theoretical limit of the …