CPC H01F 1/065 (2013.01) [B22F 1/054 (2022.01); B22F 1/0553 (2022.01); B22F 1/06 (2022.01); B22F 9/04 (2013.01); C22C 38/00 (2013.01); C22C 38/001 (2013.01); C22C 38/10 (2013.01); C23C 8/26 (2013.01); C23C 8/50 (2013.01); C23C 8/80 (2013.01); H01F 1/059 (2013.01); H01F 1/0551 (2013.01); H01F 1/061 (2013.01); B22F 1/0547 (2022.01); B22F 2301/35 (2013.01); B22F 2302/20 (2013.01); B22F 2304/054 (2013.01); H01F 1/0552 (2013.01)] | 12 Claims |
1. A nanoparticle comprising:
an iron-based core, wherein the iron-based core comprises elemental iron and a″-Fe16N2; and
a shell, wherein the shell comprises an anti-ferromagnetic material, wherein the shell has a thickness of about 10 nm;
wherein the nanoparticle has a coercivity of at least about 600 Oe.
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