1.1k citations · 4.7k across the 37 of their papers we have counts for
20 papers · 1 filter
The 2026 Skyrmionics Roadmap
Sabri Koraltan, Claas Abert, Manfred Albrecht +64
Magnetic skyrmions and related topological spin textures have emerged as a central topic in condensed-matter physics, combining fundamental significance with potential for transfor…
Spin-Wave-Assisted Thermal Reversal of Epitaxial Perpendicular Magnetic Nanodots
S. Rohart, P. Campiglio, V. Repain +6
The magnetic susceptibility of self-organized two-dimensional Co nanodots on Au(111) has been measured as a function of their size in the 2-7~nm diameter range. We show that the ac…
Imaging the Quantum Capacitance of Strained MoS2 Monolayers by Electrostatic Force Microscopy
Cinzia Di Giorgio, Elena Blundo, Julien Basset +7
We implemented radio frequency-assisted electrostatic force microscopy (RF-EFM) to investigate the electric field response of biaxially strained molybdenum disulfide (MoS2) monolay…
Engineering of Intrinsic Chiral Torques in Magnetic Thin Films Based on the Dzyaloshinskii-Moriya Interaction
Zhentao Liu, Zhaochu Luo, Stanislas Rohart +3
The establishment of chiral coupling in thin magnetic films with inhomogeneous anisotropy has led to the development of artificial systems of fundamental and technological interest…
Staggered spin-orbit interaction in a nanoscale device
L. C. Contamin, T. Cubaynes, W. Legrand +9
The coupling of the spin and the motion of charge carriers stems directly from the atomic structure of a conductor. It has become an important ingredient for the emergence of topol…
Chiral magnetic domain walls under transverse fields: a semi-analytical model
Pierre Géhanne, André Thiaville, Stanislas Rohart +1
An analytical model for the domain wall structure in ultrathin films with perpendicular easy axis and interfacial Dzyaloshinskii-Moriya interaction, submitted to an arbitrary in-pl…
Strength and length-scale of the interaction between domain walls and pinning disorder in thin ferromagnetic films
P. Géhanne, S. Rohart, A. Thiaville +1
We explore the magnetic-field-driven motion of domain walls with different chiralities in thin ferromagnetic films made of Pt/Co/Pt, Au/Co/Pt, and Pt/Co/Au. From the analysis of do…
Synthetic spin orbit interaction for Majorana devices
M. M. Desjardins, L. C. Contamin, M. R. Delbecq +9
The interplay of superconductivity with a non-trivial spin texture holds promises for the engineering of non-abelian Majorana quasi-particles. A wide class of systems expected to e…
Brownian motion of magnetic domain walls and skyrmions, and their diffusion constants
Jacques Miltat, Stanislas Rohart, André Thiaville
Extended numerical simulations enable to ascertain the diffusive behavior at finite temperatures of chiral walls and skyrmions in ultra-thin model Co layers exhibiting symmetric -…
Velocity enhancement by synchronization of magnetic domain walls
Aleš Hrabec, Viola Křižáková, Stefania Pizzini +4
Magnetic domain walls are objects whose dynamics is inseparably connected to their structure. In this work we investigate magnetic bilayers, which are engineered such that a couple…
Direct measurement of interfacial Dzyaloshinskii-Moriya interaction in X/CoFeB/MgO heterostructures with a scanning-NV magnetometer
I. Gross, L. J. Martínez, J. -P. Tetienne +11
The Dzyaloshinskii-Moriya Interaction (DMI) has recently attracted considerable interest owing to its fundamental role in the stabilization of chiral spin textures in ultrathin fer…
Path to collapse for an isolated Néel skyrmion
S. Rohart, J. Miltat, A. Thiaville
A path method is implemented in order to precisely and generally describe the collapse of isolated skyrmions in a Co/Pt(111) monolayer, on the basis of atomic scale simulations. Tw…
The nature of domain walls in ultrathin ferromagnets revealed by scanning nanomagnetometry
J. -P. Tetienne, T. Hingant, L. J. Martinez +13
The recent observation of current-induced domain wall (DW) motion with large velocity in ultrathin magnetic wires has opened new opportunities for spintronic devices. However, ther…
Skyrmion confinement in ultrathin film nanostructures in the presence of Dzyaloshinskii-Moriya interaction
S. Rohart, A. Thiaville
We study the modification of micromagnetic configurations in nanostructures, due to the Dzyaloshinskii-Moriya interaction (DMI) that appear at the interface of an ultrathin film. W…
Spatially periodic domain wall pinning potentials: Asymmetric pinning and dipolar biasing
P. J. Metaxas, P. -J. Zermatten, R. L. Novak +9
Domain wall propagation has been measured in continuous, weakly disordered, quasi-two-dimensional, Ising-like magnetic layers that are subject to spatially periodic domain wall pin…
Stray-field imaging of magnetic vortices with a single diamond spin
L. Rondin, J. P. Tetienne, S. Rohart +5
Despite decades of advances in magnetic imaging, obtaining direct, quantitative information with nanometer scale spatial resolution remains an outstanding challenge. Recently, a ne…
Dynamics of Dzyaloshinskii domain walls in ultrathin magnetic films
Andre Thiaville, Stanislas Rohart, Emilie Jue +2
We explore a new type of domain wall structure in ultrathin films with perpendicular anisotropy, that is influenced by the Dzyaloshinskii-Moriya interaction due to the adjacent lay…
Chemical order and size effects on the magnetic anisotropy of FePt and CoPt nanoparticles
Stanislas Rohart, Florent Tournus, Véronique Dupuis
We investigate the consequence of the dimension reduction on the magnetic anisotropy of FePt and CoPt nanoparticles. Using an extension of the magnetic anisotropy model of Néel, we…
On the magnetization textures in NiPd nanostructures
Jean-Yves Chauleau, Benjamin McMorran, Rachid Belkhou +8
We have observed peculiar magnetization textures in NiPd nanostructures using three different imaging techniques: magnetic force microscopy, photoemission electron mi…
Domain wall structure in magnetic bilayers with perpendicular anisotropy
Amandine Bellec, Stanislas Rohart, Michel Labrune +2
We study the magnetic domain wall structure in magnetic bilayers (two ultrathin ferromagnetic layers separated by a non magnetic spacer) with perpendicular magnetization. Combining…