[HTML][HTML] A review of defect engineering, ion implantation, and nanofabrication using the helium ion microscope

FI Allen - Beilstein journal of nanotechnology, 2021 - beilstein-journals.org
The helium ion microscope has emerged as a multifaceted instrument enabling a broad
range of applications beyond imaging in which the finely focused helium ion beam is used …

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 …

Roadmap for focused ion beam technologies

K Höflich, G Hobler, FI Allen, T Wirtz, G Rius… - Applied Physics …, 2023 - pubs.aip.org
The focused ion beam (FIB) is a powerful tool for fabrication, modification, and
characterization of materials down to the nanoscale. Starting with the gallium FIB, which was …

Direct observation of topological Hall effect in Co/Pt nanostructured films

MV Sapozhnikov, NS Gusev, SA Gusev, DA Tatarskiy… - Physical Review B, 2021 - APS
A method consisting of simultaneous measurements of a Hall effect and a magneto-optic
Kerr effect is used to study a topological Hall effect in thin ferromagnetic films. The method is …

Tailoring interfacial effect in multilayers with Dzyaloshinskii–Moriya interaction by helium ion irradiation

A Sud, S Tacchi, D Sagkovits, C Barton, M Sall… - Scientific Reports, 2021 - nature.com
We show a method to control magnetic interfacial effects in multilayers with Dzyaloshinskii–
Moriya interaction (DMI) using helium (He+) ion irradiation. We report results from SQUID …

Zigzag domains caused by strain-induced anisotropy of the Dzyaloshinskii-Moriya interaction

MV Sapozhnikov, RV Gorev, EV Skorokhodov… - Physical Review B, 2022 - APS
The influence of the anisotropic interfacial Dzyaloshinskii-Moriya interaction (iDMI) on the
structure of magnetic domains in thin Co/Pt films is investigated using magnetic force …

Creating and detecting a magnetic bimeron by magnetic force microscope probe

MV Sapozhnikov, DA Tatarskiy, VL Mironov - Journal of Magnetism and …, 2022 - Elsevier
A magnetic bimeron is a version of skyrmion, which is predicted for the in-plane magnetized
thin films with interfacial Dzyaloshinskii-Moriya interaction. Here we theoretically investigate …

Field Ion Sources for Research and Modification of the Structure of Amorphous and Crystalline Materials

YV Petrov, OF Vyvenko - Crystallography Reports, 2024 - Springer
Abstract Systems with a focused ion beam, using gas field ion sources, are described. The
principles of operation and ways of formation of these sources, in which the effective …

Behavior of Vortex-Like Inhomogeneities Originating in Magnetic Films with Modulated Uniaxial Anisotropy in a Planar Magnetic Field

RM Vakhitov, RV Solonetsky, AA Akhmetova… - Symmetry, 2022 - mdpi.com
This paper investigates the processes of magnetization reversal of a uniaxial ferromagnetic
disk containing a columnar defect of the potential well type in perpendicular and planar …

Direct observation of skyrmions with arbitrary helicity in patterned Co/Pt multilayers

DA Tatarskiy, NS Gusev, YV Petrov, A Chuvilin… - Physical Review B, 2024 - APS
Co/Pt multilayers with perpendicular magnetic anisotropy were locally irradiated with a
focused beam of H e+ ions to change the magnetic properties of the sample in strictly …