Quantitative theory of magnetic interactions in solids

A Szilva, Y Kvashnin, EA Stepanov, L Nordström… - Reviews of Modern …, 2023 - APS
This review addresses the method of explicit calculations of interatomic exchange
interactions of magnetic materials. This involves exchange mechanisms normally referred to …

Controlling in-gap end states by linking nonmagnetic atoms and artificially-constructed spin chains on superconductors

L Schneider, S Brinker, M Steinbrecher… - Nature …, 2020 - nature.com
Chains of magnetic atoms with either strong spin-orbit coupling or spiral magnetic order
which are proximity-coupled to superconducting substrates can host topologically non-trivial …

Correlation of interface interdiffusion and skyrmionic phases

PC Carvalho, IP Miranda, J Brandão, A Bergman… - Nano Letters, 2023 - ACS Publications
Magnetic skyrmions are prime candidates for the next generation of spintronic devices.
Skyrmions and other topological magnetic structures are known to be stabilized by the …

Search for large topological gaps in atomic spin chains on proximitized superconducting heavy-metal layers

P Beck, B Nyári, L Schneider, L Rózsa… - Communications …, 2023 - nature.com
One-dimensional systems comprising s-wave superconductivity with meticulously tuned
magnetism realize topological superconductors hosting Majorana modes whose stability is …

Magnetic structure of monatomic Fe chains on Re (0001): Emergence of chiral multispin interactions

A Lászlóffy, L Rózsa, K Palotás, L Udvardi, L Szunyogh - Physical Review B, 2019 - APS
We present results of first-principles calculations of the magnetic properties of Fe chains
deposited on the Re (0001) surface. By increasing the length of the chain, a transition is …

Band filling effects on the emergence of magnetic skyrmions: Pd/Fe and Pd/Co bilayers on Ir (111)

IP Miranda, AB Klautau, A Bergman, HM Petrilli - Physical Review B, 2022 - APS
Structurally similar transition metal systems can have widely differing magnetic properties. A
prime example of this is found for bilayers on Ir (111), where the Pd/Fe/Ir (111) ground state …

Theory of noncollinear interactions beyond Heisenberg exchange: Applications to bcc Fe

A Szilva, D Thonig, PF Bessarab, YO Kvashnin… - Physical Review B, 2017 - APS
We show for a simple noncollinear configuration of the atomistic spins (in particular, where
one spin is rotated by a finite angle in a ferromagnetic background) that the pairwise energy …

Proximity-induced flipped spin state in synthetic ferrimagnetic Pt/Co/Gd heterolayers

J Brandão, PC Carvalho, IP Miranda, TJA Mori… - Communications …, 2025 - nature.com
To develop new devices based on synthetic ferrimagnetic heterostructures, understanding
the material's physical properties is pivotal. Here, the induced magnetic moment (IMM) …

Mechanisms behind large Gilbert dam** anisotropies

IP Miranda, AB Klautau, A Bergman, D Thonig… - Physical Review B, 2021 - APS
A method with which to calculate the Gilbert dam** parameter from a real-space electronic
structure method is reported here. The anisotropy of the Gilbert dam** with respect to the …

Complex magnetic textures in ultrathin films

PC Carvalho, IP Miranda, AB Klautau, A Bergman… - Physical Review …, 2021 - APS
A combined approach using first-principles calculations and spin dynamics simulations is
applied to study Ni/Ir n/Pt (111)(n= 0, 1, 2) films. The lowest-energy states are predicted to be …