Opportunities at the frontiers of spintronics

A Hoffmann, SD Bader - Physical Review Applied, 2015 - APS
The field of spintronics, or magnetic electronics, is maturing and giving rise to new subfields.
These new directions involve the study of collective spin excitations and couplings of the …

Magnetic bilayer-skyrmions without skyrmion Hall effect

X Zhang, Y Zhou, M Ezawa - Nature communications, 2016 - nature.com
Magnetic skyrmions might be used as information carriers in future advanced memories,
logic gates and computing devices. However, there exists an obstacle known as the …

Room-temperature creation and spin–orbit torque manipulation of skyrmions in thin films with engineered asymmetry

G Yu, P Upadhyaya, X Li, W Li, SK Kim, Y Fan… - Nano …, 2016 - ACS Publications
Magnetic skyrmions, which are topologically protected spin textures, are promising
candidates for ultralow-energy and ultrahigh-density magnetic data storage and computing …

All-magnetic control of skyrmions in nanowires by a spin wave

X Zhang, M Ezawa, D **ao, GP Zhao, Y Liu… - …, 2015 - iopscience.iop.org
Magnetic skyrmions are topologically protected nanoscale objects, which are promising
building blocks for novel magnetic and spintronic devices. Here, we investigate the …

Edge states and skyrmion dynamics in nanostripes of frustrated magnets

AO Leonov, M Mostovoy - Nature communications, 2017 - nature.com
Magnetic skyrmions are particle-like topological excitations recently discovered in chiral
magnets. Their small size, topological protection and the ease with which they can be …

Unraveling the role of dipolar versus Dzyaloshinskii-Moriya interactions in stabilizing compact magnetic skyrmions

A Bernand-Mantel, CB Muratov, TM Simon - Physical Review B, 2020 - APS
We present a theoretical study of compact magnetic skyrmions in ferromagnetic films with
perpendicular magnetic anisotropy that accounts for the full stray field energy in the thin film …

Magnus-induced ratchet effects for skyrmions interacting with asymmetric substrates

C Reichhardt, D Ray, CJO Reichhardt - New Journal of Physics, 2015 - iopscience.iop.org
We show using numerical simulations that pronounced ratchet effects can occur for ac
driven skyrmions moving over asymmetric quasi-one-dimensional substrates. We find a new …

Shapiro steps for skyrmion motion on a washboard potential with longitudinal and transverse ac drives

C Reichhardt, CJO Reichhardt - Physical Review B, 2015 - APS
We numerically study the behavior of two-dimensional skyrmions in the presence of a quasi-
one-dimensional sinusoidal substrate under the influence of externally applied dc and ac …

Coupled gyration modes in one-dimensional skyrmion arrays in thin-film nanostrips as new type of information carrier

J Kim, J Yang, YJ Cho, B Kim, SK Kim - Scientific reports, 2017 - nature.com
We report on a micromagnetic numerical simulation study of dynamic coupling between
neighboring skyrmions periodically arranged in narrow-width nanostrips. We explored the …

Magnetic skyrmions under confinement

A Monteil, CB Muratov, TM Simon… - … in Mathematical Physics, 2023 - Springer
We present a variational treatment of confined magnetic skyrmions in a minimal
micromagnetic model of ultrathin ferromagnetic films with interfacial Dzylashinksii-Moriya …