Magnetic Properties of Fe1–xMnxPt Nanoalloys
Author Information
Author(s): Gruner Markus E, Entel Peter
Primary Institution: University of Duisburg-Essen
Hypothesis
How does the addition of manganese affect the structural and magnetic properties of Fe1–xMnxPt nanoalloys?
Conclusion
Adding manganese increases the stability of certain particle structures but can compromise their ferromagnetic properties.
Supporting Evidence
- The addition of Mn stabilizes single crystalline structures over multiply twinned ones.
- Only small amounts of Mn can be tolerated for effective data recording applications.
- Magnetic properties change significantly with varying Mn content.
Takeaway
This study looks at tiny particles made of iron, manganese, and platinum, and finds that adding manganese helps make them stronger but can also make them less magnetic.
Methodology
The study used large scale first principles calculations based on density functional theory to explore the properties of the nanoalloys.
Limitations
The study primarily focuses on theoretical calculations and may not fully capture experimental complexities.
Digital Object Identifier (DOI)
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