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Applied magnetic field synthesis and processing of iron nitride magnetic materials

Patent ·
OSTI ID:1892826
Techniques are disclosed concerning applied magnetic field synthesis and processing of iron nitride magnetic materials. Some methods concern casting a material including iron in the presence of an applied magnetic field to form a workpiece including at least one ironbased phase domain including uniaxial magnetic anisotropy, wherein the applied magnetic field has a strength of at least about 0.01 Tesla (T). Also disclosed are workpieces made by such methods, apparatus for making such workpieces and bulk materials made by such methods.
Research Organization:
Univ. of Minnesota, Minneapolis, MN (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AR0000199
Assignee:
Regents of the University of Minnesota (Minneapolis, MN)
Patent Number(s):
11,302,472
Application Number:
15/546,407
OSTI ID:
1892826
Country of Publication:
United States
Language:
English

References (4)

Magnetic moment of α″‐Fe16N2 films (invited) journal November 1994
9 T high magnetic field annealing effects on FeN bulk sample journal May 2014
Effect of magnetic fields on the formation of Fe16N2 precipitates in FeN alloys journal October 1991
Magnetic nitrides journal October 1999