Magnetic properties of Sm-Fe-N bulk magnets produced from Cu-plated Sm-Fe-N powder
Author(s) -
Tetsuji Saito,
Tomoe Deguchi,
H. Yamamoto
Publication year - 2016
Publication title -
aip advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.421
H-Index - 58
ISSN - 2158-3226
DOI - 10.1063/1.4973396
Subject(s) - materials science , coercivity , magnet , metallurgy , powder metallurgy , analytical chemistry (journal) , crystallography , sintering , condensed matter physics , chemistry , physics , quantum mechanics , chromatography
In this study, Cu-plated Sm-Fe-N powder was prepared for consolidation by the SPS method. The structures and magnetic properties of Sm-Fe-N bulk magnets produced from the Cu-plated Sm-Fe-N powder were examined. It was found that the powder could be consolidated into bulk materials at low temperatures of 473–673 K. The Sm-Fe-N magnet produced at a temperature of 473K from the Cu-plated Sm-Fe-N powder showed a high coercivity of 9.5 kOe, close to that of the Sm-Fe-N powder
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