100 citations · 847 across the 42 of their papers we have counts for
45 papers
Hidden Magnetic Complexity Within a Simple van der Waals Ferromagnet CeTe
Rajesh Tripathi, D. T. Adroja, C. Ritter +10
CeTe is a layered -electron van der Waals magnet in which reduced dimensionality and inequivalent Ce sites give rise to competing magnetic interactions. We investigate i…
Triple-Q state in magnetic breathing kagome lattice
Hangyu Zhou, Manuel dos Santos Dias, Shijian Bao +4
Magnetic frustration in two-dimensional spin lattices with triangular motifs underpins a series of exotic states, ranging from multi-Q configurations to disordered spin-glasses. Th…
3d-oxide molecules to tailor large magnetic anisotropy energies on MgO films
Sufyan Shehada, Manuel dos Santos Dias, Muayad Abusaa +1
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…
Kagomerization of transition metal monolayers induced by two-dimensional hexagonal boron nitride
Hangyu Zhou, Manuel dos Santos Dias, Youguang Zhang +2
The kagome lattice is an exciting solid state physics platform for the emergence of nontrivial quantum states driven by electronic correlations: topological effects, unconventional…
Ultrafast light-induced magnetization in non-magnetic films: from orbital and spin Hall phenomena to the inverse Faraday effect
Hanan Hamamera, Filipe Souza Mendes Guimarães, Manuel dos Santos Dias +1
The field of orbitronics has emerged with great potential to impact information technology by enabling environmentally friendly electronic devices. The main electronic degree of fr…
Electrical engineering of topological magnetism in two-dimensional heterobilayers
Nihad Abuawwad, Manuel dos Santos Dias, Hazem Abusara +1
The emergence of topological magnetism in two-dimensional (2D) van der Waals (vdW) magnetic materials promoted 2D heterostructures as key building-blocks of devices for information…
CrTe as a two-dimensional material for topological magnetism in complex heterobilayers
Nihad Abuawwad, Manuel dos Santos Dias, Hazem Abusara +1
The discovery of two-dimensional (2D) van der Waals magnetic materials and their heterostructures provided an exciting platform for emerging phenomena with intriguing implications…
An overview of the spin dynamics of antiferromagnetic MnSi
N. Biniskos, F. J. dos Santos, M. dos Santos Dias +8
The metallic compound MnSi hosts a series of antiferromagnetic phases which can be controlled by external stimuli such as temperature and magnetic field. In this work, we i…
Microscopic theory of spin-relaxation of a single Fe adatom coupled to substrate vibrations
Haritz Garai-Marin, Manuel dos Santos Dias, Samir Lounis +2
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 essentially param…
Topological magnons driven by the Dzyaloshinskii-Moriya interaction in the centrosymmetric ferromagnet MnGe
M. dos Santos Dias, N. Biniskos, F. J. dos Santos +7
The phase of the quantum-mechanical wave function can encode a topological structure with wide-ranging physical consequences, such as anomalous transport effects and the existence…
Noncollinear magnetism in two-dimensional CrTe
Nihad Abuawwad, Manuel dos Santos Dias, Hazem Abusara +1
The discovery of two-dimensional (2D) van der Waals magnets opened unprecedented opportunities for the fundamental exploration of magnetism in quantum materials and the realization…
Generalization of the Landau-Lifshitz-Gilbert equation by multi-body contributions to Gilbert damping for non-collinear magnets
Sascha Brinker, Manuel dos Santos Dias, Samir Lounis
We propose a systematic and sequential expansion of the Landau-Lifshitz-Gilbert equation utilizing the dependence of the Gilbert damping tensor on the angle between magnetic moment…
Interplay of magnetic states and hyperfine fields of iron dimers on MgO(001)
Sufyan Shehada, Manuel dos Santos Dias, Muayad Abusaa +1
Individual nuclear spin states can have very long lifetimes and could be useful as qubits. Progress in this direction was achieved on MgO/Ag(001) via detection of the hyperfine int…
Reply to 'Comment on "Proper and improper chiral magnetic interactions" '
Manuel dos Santos Dias, Sascha Brinker, András Lászlóffy +4
In our previous Letter [Phys. Rev. B 103, L140408 (2021)], we presented a discussion of the fundamental physical properties of the interactions parameterizing atomistic spin models…
Complex magnetic structure and spin waves of the noncollinear antiferromagnet Mn5Si3
N. Biniskos, F. J. dos Santos, K. Schmalzl +7
The investigations of the interconnection between micro- and macroscopic properties of materials hosting noncollinear antiferromagnetic ground states are challenging. These forefro…
Polarisation-dependent single-pulse ultrafast optical switching of an elementary ferromagnet
Hanan Hamamera, Filipe Souza Mendes Guimarães, Manuel dos Santos Dias +1
The ultimate control of magnetic states of matter at femtosecond (or even faster) timescales defines one of the most pursued paradigm shifts for future information technology. In t…
Proper and improper chiral magnetic interactions
Manuel dos Santos Dias, Sascha Brinker, András Lászlóffy +4
Atomistic spin models are of great value for predicting and understanding the magnetic properties of real materials, and extensions of the existing models open routes to new physic…
Trends in the hyperfine interactions of magnetic adatoms on thin insulating layers
Sufyan Shehada, Manuel dos Santos Dias, Filipe Souza Mendes Guimarães +2
Nuclear spins are among the potential candidates prospected for quantum information technology. A recent breakthrough enabled to atomically resolve their interaction with the elect…
Spin-waves in the collinear antiferromagnetic phase of Mn$_\bf{5}$Si$_\bf{3}$
F. J. dos Santos, N. Biniskos, S. Raymond +7
By combining two independent approaches, inelastic neutron scattering measurements and density functional theory calculations, we study the spin-waves in the high-temperature colli…
Short period magnetization texture of B20-MnGe explained by thermally fluctuating local moments
Eduardo Mendive-Tapia, Manuel dos Santos Dias, Sergii Grytsiuk +3
B20-type compounds, such as MnSi and FeGe, host helimagnetic and skyrmion phases at the mesoscale, which are canonically explained by the combination of ferromagnetic isotropic int…
Modelling spin waves in noncollinear antiferromagnets: spin-flop states, spin spirals, skyrmions and antiskyrmions
Flaviano José dos Santos, Manuel dos Santos Dias, Samir Lounis
Spin waves in antiferromagnetic materials have great potential for next-generation magnonic technologies. However, their properties and their dependence on the type of ground-state…
Nonreciprocity of spin waves in noncollinear magnets due to the Dzyaloshinskii-Moriya interaction
Flaviano José dos Santos, Manuel dos Santos Dias, Samir Lounis
Broken inversion symmetry in combination with the spin-orbit interaction generates a finite Dzyaloshinskii-Moriya interaction (DMI), which can induce noncollinear spin textures of…
Spin, atomic and inter-atomic orbital magnetism induced by 3d nanostructures deposited on transition metal surfaces
Sascha Brinker, Manuel dos Santos Dias, Samir Lounis
We present a first-principles study of the surface magnetism induced by Cr, Mn, Fe and Co adatoms on the (111) surfaces of Rh, Pd, Ag, Ir, Pt and Au. We first describe how the diff…
Complex magnetism of B20-MnGe: from spin-spirals, hedgehogs to monopoles
Marcel Bornemann, Sergii Grytsiuk, Paul F. Baumeister +4
B20 compounds are the playground for various non-trivial magnetic textures such as skyrmions, which are topologically protected states. Recent measurements on B20-MnGe indicate no…