Microstructure and Magnetism of Heavily Helium-Ion Irradiated Epitaxial Iron Films
Abstract
:1. Introduction
2. Experimental Procedures
2.1. Specimen Preparation
2.2. Characterization of Microstructure and Magnetism
3. Results
3.1. Epitaxial Structure and Lattice Expansion
3.2. Formation of Cavities
3.3. Irradiation Effects on Magnetization Curves
4. Discussion
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Out-of-Plane | In-Plane | Atomic Volume | ||||
---|---|---|---|---|---|---|
d002 (nm) | Δd/dunirr ×100 (%) | d110 (nm) | Δd/dunirr ×100 (%) | V (nm3) | ΔV/Vunirr ×100 (%) | |
unirr | 0.14303 | −−− | 0.20308 | −−− | 0.011798 | −−− |
18 dpa | 0.14451 | 1.04 | 0.20263 | −0.22 | 0.011867 | 0.59 |
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Kamada, Y.; Umeyama, D.; Oyake, T.; Murakami, T.; Shimizu, K.; Fujisaki, S.; Yoshimoto, N.; Ohsawa, K.; Watanabe, H. Microstructure and Magnetism of Heavily Helium-Ion Irradiated Epitaxial Iron Films. Metals 2023, 13, 1905. https://doi.org/10.3390/met13111905
Kamada Y, Umeyama D, Oyake T, Murakami T, Shimizu K, Fujisaki S, Yoshimoto N, Ohsawa K, Watanabe H. Microstructure and Magnetism of Heavily Helium-Ion Irradiated Epitaxial Iron Films. Metals. 2023; 13(11):1905. https://doi.org/10.3390/met13111905
Chicago/Turabian StyleKamada, Yasuhiro, Daiki Umeyama, Tomoki Oyake, Takeshi Murakami, Kazuyuki Shimizu, Satomi Fujisaki, Noriyuki Yoshimoto, Kazuhito Ohsawa, and Hideo Watanabe. 2023. "Microstructure and Magnetism of Heavily Helium-Ion Irradiated Epitaxial Iron Films" Metals 13, no. 11: 1905. https://doi.org/10.3390/met13111905