Domain wall memory: Physics, materials, and devices

D Kumar, T **, R Sbiaa, M Kläui, S Bedanta, S Fukami… - Physics Reports, 2022 - Elsevier
Digital data, generated by corporate and individual users, is growing day by day due to a
vast range of digital applications. Magnetic hard disk drives (HDDs) currently fulfill the …

Statics and dynamics of skyrmions interacting with disorder and nanostructures

C Reichhardt, CJO Reichhardt, MV Milošević - Reviews of Modern Physics, 2022 - APS
Magnetic skyrmions are topologically stable nanoscale particlelike objects that were
discovered in 2009. Since that time, intense research interest in the field has led to the …

Helium ions put magnetic skyrmions on the track

R Juge, K Bairagi, KG Rana, J Vogel, M Sall… - Nano Letters, 2021 - ACS Publications
Magnetic skyrmions are deemed to be the forerunners of novel spintronic memory and logic
devices. While their observation and their current-driven motion at room temperature have …

Fundamental theory of current-induced motion of magnetic skyrmions

Y Ohki, M Mochizuki - Journal of Physics: Condensed Matter, 2024 - iopscience.iop.org
Magnetic skyrmions are topological spin textures that appear in magnets with broken spatial
inversion symmetry as a consequence of competition between the (anti) ferromagnetic …

Programmable skyrmion logic gates based on skyrmion tunneling

N Sisodia, J Pelloux-Prayer, LD Buda-Prejbeanu… - Physical Review …, 2022 - APS
Magnetic skyrmions are promising candidates as elementary nanoscale bits in logic-in-
memory devices, intrinsically merging high-density memory and computing capabilities …

Configurable pixelated skyrmions on nanoscale magnetic grids

X Zhang, J **a, K Shirai, H Fujiwara… - Communications …, 2021 - nature.com
Topological spin textures can serve as non-volatile information carriers. Here we study the
current-induced dynamics of an isolated magnetic skyrmion on a nanoscale square-grid …

[HTML][HTML] Transformation of a cellular skyrmion to polyomino-like structures

J **a, X Zhang, Y Zhou, X Liu, G Zhao… - Applied Physics …, 2024 - pubs.aip.org
Topological spin structures with transformable shapes may have potential implications for
data storage and computation. Here, we demonstrate that a square cellular skyrmion on an …

A ferromagnetic skyrmion-based spin-torque nano-oscillator with modified edge magnetization

D Luo, G Yu, Y Li, Y Qiu, J Wang, M Zhu… - Journal of Physics D …, 2024 - iopscience.iop.org
Magnetic skyrmion-based spin-torque nano-oscillators (STNOs) have attracted significant
interest because of their potential applications as microwave signal emitters and integrability …

Dynamics of interacting skyrmions in magnetic nano-track

W Al Saidi, R Sbiaa, S Bhatti… - Journal of Physics D …, 2023 - iopscience.iop.org
Controlling multiple skyrmions in nanowires is important for their implementation in racetrack
memory or neuromorphic computing. Here, we report on the dynamical behavior of two …

[HTML][HTML] Enhancement of skyrmion density via interface engineering

S Bhatti, HK Tan, MI Sim, VL Zhang, M Sall, ZX **ng… - APL Materials, 2023 - pubs.aip.org
Magnetic skyrmions are promising candidates for computing and memory applications. The
static and dynamic behaviors of skyrmions are tunable by altering the interfacial magnetic …