Modification of magnetic properties of Pt/Co/Pt Films by Ga+ Ion irradiation: Focused versus uniform irradiation
Modification of magnetic properties of Pt/Co/Pt Films by Ga+ Ion irradiation: Focused versus uniform irradiation
Sveklo, I.; Mazalski, P.; Jaworowicz, J.; Jamet, J.-P.; Vernier, N.; Mougin, A.; Ferre, J.; Kisielewski, M.; Zablotskii, V.; Bourhis, E.; Gierak, J.; Postava, K.; Fassbender, J.; Kanak, J.; Maziewski, A.
Abstract
30 keV Ga+ irradiation-induced changes of magnetic and magneto-optical properties of sputtered Pt/Co/Pt ultrathin trilayers films have been studied as a function of the ion fluence. Out-of-plane magnetic anisotropy states with enhanced magneto-optical e ects were evidenced for specific values of cobalt thickness and irradiation fluence. Results obtained after uniform or quasi-uniform focused ion beam irradiation on either out-of-plane or in-plane magnetized sputtered pristine trilayers are compared. Similar irradiation-induced magnetic changes are evidenced in quasi-uniformly focused ion beam or uniformly irradiated films, grown either by sputtering or molecular beam epitaxy. We discuss on plausible common mechanisms underlying the observed effects.
Keywords: ion irradiation; magnetism; perpendicular anisotropy
Beteiligte Forschungsanlagen
- Ionenstrahlzentrum DOI: 10.17815/jlsrf-3-159
Verknüpfte Publikationen
- DOI: 10.17815/jlsrf-3-159 is cited by this (Id 27774) publication
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Acta Physica Polonica A 133(2018)5, 1215-1226
DOI: 10.12693/APhysPolA.133.1215
Cited 4 times in Scopus
Permalink: https://www.hzdr.de/publications/Publ-27774