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US 12,658,345 B2Granted
Soft magnetic metal powder, dust core, magnetic component, and electronic component
AssigneeTDK Corporation
InventorsMasahito Koeda, Satoko Mori, Kazuhiro Yoshidome, Hiroyuki Matsumoto
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Abstract
A soft magnetic metal powder including a soft magnetic metal particle. The soft magnetic metal particle includes a metal particle and an oxide part covering the metal particle. An interface between the metal particle and the oxide part has roughness. A maximum height Rz of roughness at the interface between the metal particle and the oxide part is within a range of 1.0 nm or more and 50.0 nm or less.
Claims8
A soft magnetic metal powder comprising a soft magnetic metal particle, wherein
- the soft magnetic metal particle includes a metal particle and an oxide part covering the metal particle,
- an interface between the metal particle and the oxide part has roughness, and
- a maximum height Rz of roughness at the interface between the metal particle and the oxide part is within a range of 1.0 nm or more and 50.0 nm or less.
Dependencies are inferred from the claim text.