[HTML][HTML] Perspective: Magnetic skyrmions—Overview of recent progress in an active research field
K Everschor-Sitte, J Masell, RM Reeve… - Journal of Applied …, 2018 - pubs.aip.org
Within a decade, the field of magnetic skyrmionics has developed from a niche prediction to
a huge and active research field. Not only do magnetic skyrmions—magnetic whirls with a …
a huge and active research field. Not only do magnetic skyrmions—magnetic whirls with a …
Lifetime of racetrack skyrmions
The skyrmion racetrack is a promising concept for future information technology. There,
binary bits are carried by nanoscale spin swirls–skyrmions–driven along magnetic strips …
binary bits are carried by nanoscale spin swirls–skyrmions–driven along magnetic strips …
Positional stability of skyrmions in a racetrack memory with notched geometry
Magnetic skyrmions are chiral spin textures with attractive features, such as ultrasmall size,
solitonic nature, and easy mobility with small electrical currents that make them promising as …
solitonic nature, and easy mobility with small electrical currents that make them promising as …
Skyrmion lifetime in ultrathin films
We show that thermal stability of skyrmions due to entropic effects can be strongly affected
by external control parameters such as magnetic field and interface composition. The …
by external control parameters such as magnetic field and interface composition. The …
Topological defect-mediated skyrmion annihilation in three dimensions
The creation and annihilation of magnetic skyrmions are mediated by three-dimensional
topological defects known as Bloch points. Investigation of such dynamical processes is …
topological defects known as Bloch points. Investigation of such dynamical processes is …
Thermal stability of metastable magnetic skyrmions: Entropic narrowing and significance of internal eigenmodes
We compute annihilation rates of metastable magnetic skyrmions using a form of Langer's
theory in the intermediate-to-high damping (IHD) regime. For a Néel skyrmion, a Bloch …
theory in the intermediate-to-high damping (IHD) regime. For a Néel skyrmion, a Bloch …
Paths to annihilation of first-and second-order (anti) skyrmions via (anti) meron nucleation on the frustrated square lattice
We study annihilation mechanisms of small first-and second-order skyrmions and
antiskyrmions on the frustrated J 1-J 2-J 3 square lattice with broken inversion symmetry …
antiskyrmions on the frustrated J 1-J 2-J 3 square lattice with broken inversion symmetry …
Controlled individual skyrmion nucleation at artificial defects formed by ion irradiation
Magnetic skyrmions are particle‐like deformations in a magnetic texture. They have great
potential as information carriers in spintronic devices because of their interesting topological …
potential as information carriers in spintronic devices because of their interesting topological …
Universality of annihilation barriers of large magnetic skyrmions in chiral and frustrated magnets
Magnetic skyrmions are whirls in the magnetization whose topological winding number
promises stability against thermal fluctuations and defects. They can only decay via singular …
promises stability against thermal fluctuations and defects. They can only decay via singular …
Skyrmions in antiferromagnets: Thermal stability and the effect of external field and impurities
Calculations of skyrmions in antiferromagnets (AFMs) are presented, and their properties
compared with skyrmions in corresponding ferromagnets (FMs). The rates of skyrmion …
compared with skyrmions in corresponding ferromagnets (FMs). The rates of skyrmion …