Research Article

Improvement of Thermal Stability of Nd-Tb-Fe-Co-B Sintered Magnets by Additions of Pr, Ho, Al, and Cu

Figure 2

Dependences of of (Nd0.25Pr0.4Dy0,35)15 (Fe0,72Co0,28)bal·Al0,2B7,5 magnets on the heat treatment temperature for the single (upper curve) and multistep heat treatment in the temperature 1275 K–675 K interval.
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