Deterministic multi-level spin orbit torque switching using focused He+ ion beam irradiation
Citation:
Jinu Kurian, Aleena Joseph, Salia Cherifi-Hertel, Ciaran Fowley, Gregor Hlawacek, Peter Dunne, Michelangelo Romeo, Gwena?l Atcheson, J. M. D. Coey and Bernard Doudin, Deterministic multi-level spin orbit torque switching using focused He+ ion beam irradiation, Applied Physics Letters, 122, 2023, 032402-1 - 032402-5Download Item:
2301.02188.pdf (PDF) 736.5Kb
Abstract:
He+ ion irradiation is used to pattern multiple areas of Pt/Co/W films with different irradiation doses in Hall bars. The resulting perpendicular magnetic anisotropy landscape enables selective multilevel current-induced switching with full deterministic control of the position and order of the individual switching elements. Key pattern design parameters are specified, opening a way to scalable multi-level switching devices.
Sponsor
Grant Number
Marie Curie
QUSTEC No. 847471
Marie Curie
Marie Sk?odowska-Curie(MaMi No. 766007)
European Commission
COST Action FIT4NANO CA19140
Author's Homepage:
http://people.tcd.ie/venkatemhttp://people.tcd.ie/jcoey
Description:
PUBLISHED
Author: Coey, John
Sponsor:
Marie CurieMarie Curie
European Commission
Type of material:
Journal ArticleCollections:
Series/Report no:
Applied Physics Letters122
Availability:
Full text availableSubject (TCD):
Nanoscience & Materials , Applied physics , Condensed matter, electronic, magnetic and superconductive properties , Magnetism and spin electronics , NanotechnologyDOI:
https://doi.org/10.1063/5.0131188Source URI:
10.1063/5.0131188ISSN:
0003-6951The following license files are associated with this item: