In Situ TEM Characterization and Modulation for Phase Engineering of Nanomaterials
Solid-state phase transformation is an intriguing phenomenon in crystalline or noncrystalline
solids due to the distinct physical and chemical properties that can be obtained and modified …
solids due to the distinct physical and chemical properties that can be obtained and modified …
Ultrafast switching to zero field topological spin textures in ferrimagnetic TbFeCo films
K Zhu, L Bi, Y Zhang, D Zheng, D Yang, J Li, H Tian… - Nanoscale, 2024 - pubs.rsc.org
The capability of femtosecond (fs) laser pulses to manipulate topological spin textures on a
very short time scale is sparking considerable interest. This article presents the creation of …
very short time scale is sparking considerable interest. This article presents the creation of …
Size and density control of skyrmions with picometer CoFeB thickness variations—observation of zero-field skyrmions and skyrmion merging
The controlled formation and adjustment of size and density of magnetic skyrmions in
Ta/CoFeB/MgO trilayers with low Dzyaloshinskii–Moriya interaction is demonstrated. Close …
Ta/CoFeB/MgO trilayers with low Dzyaloshinskii–Moriya interaction is demonstrated. Close …
Current-induced nucleation and motion of skyrmions in zero magnetic field
We study the stabilization and electrical manipulation of skyrmions in magnetic ultrathin films
in the absence of an applied magnetic field. We show that this requires an increased …
in the absence of an applied magnetic field. We show that this requires an increased …
Higher-order perpendicular magnetic anisotropy and interfacial damping of Co/Ni multilayers
We report on the experimental investigation of the perpendicular magnetic anisotropy in
Pt/[Co/Ni] N/Ir multilayers. Broadband ferromagnetic resonance (FMR) and polar angle …
Pt/[Co/Ni] N/Ir multilayers. Broadband ferromagnetic resonance (FMR) and polar angle …
Zero-field skyrmion, meron, and vortex crystals in centrosymmetric hexagonal magnets
S Hayami - Journal of Magnetism and Magnetic Materials, 2022 - Elsevier
We investigate the interaction conditions to stabilize topological spin textures in
centrosymmetric magnets without an external magnetic field. By performing the simulated …
centrosymmetric magnets without an external magnetic field. By performing the simulated …
[HTML][HTML] Magnetic domain wall substructures in Pt/Co/Ni/Ir multi-layers
We examine the substructures of magnetic domain walls (DWs) in [Pt/(Co/Ni) M/Ir] N multi-
layers using a combination of micromagnetic theory and Lorentz transmission electron …
layers using a combination of micromagnetic theory and Lorentz transmission electron …
Visibility and apparent size of néel-type magnetic skyrmions in fresnel defocus images of multilayer films
Multilayers that comprise thin films of heavy metals and ferromagnets have been shown to
host Néel-type magnetic skyrmions at room temperature. Fresnel defocus imaging in Lorentz …
host Néel-type magnetic skyrmions at room temperature. Fresnel defocus imaging in Lorentz …
Current-induced nucleation and motion of zero field skyrmion
S Mallick, S Panigrahy, G Pradhan, S Rohart - arXiv preprint arXiv …, 2022 - arxiv.org
We study the stabilization and electrical manipulation of skyrmions in magnetic ultrathin films
in the absence of an applied magnetic field. We show that this requires an increased …
in the absence of an applied magnetic field. We show that this requires an increased …
[HTML][HTML] Direct observation of topological charge impacting skyrmion bubble stability in Pt/Ni/Co asymmetric superlattices
We characterize the magnetic properties and domain structure of Pt/Ni/Co asymmetric
superlattices in comparison to the more established Pt/Co/Ni structure. This reversal in …
superlattices in comparison to the more established Pt/Co/Ni structure. This reversal in …