Zr量によるSm<SUB>2</SUB>Co<SUB>17</SUB>磁石合金の磁気特性と構造の変化

書誌事項

タイトル別名
  • Changes of Magnetic Properties and Structures of Sm<SUB>2</SUB>Co<SUB>17</SUB> Magnet Alloys with Zr Content
  • Zr量によるSm2Co17磁石合金の磁気特性と構造の変化
  • Zrリョウ ニ ヨル Sm2Co17 ジシャク ゴウキン ノ ジキ トクセイ

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抄録

Ribbons with compositions of Sm(Co0.70−xFe0.20Cu0.10Zrx)7.5, x=0∼0.06, have been prepared by melt-spinning technique, in order to examine the change of their magnetic properties and structures with Zr content. Under their optimum-aged conditions, the value of coercivity increases drasticaly with the increase of Zr content, x, when 0.02<x<0.04. When x=0.04, the maximum value of coercivity, 1.15 MA/m, is achieved. With the increase of coercivity, the two phase cellular structure composed of the 1-5 and 2-17 phases changes into the three-phase cellular structure superimposed by the 1-3 phase. And the Curie temperatures of the 1-5 and 2-17 phases change very slightly with Zr content.

収録刊行物

  • 日本金属学会誌

    日本金属学会誌 51 (3), 256-261, 1987

    公益社団法人 日本金属学会

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