文件大小:191K
PROBLEM TO BE SOLVED : To provide a permanent magnet improved in squareness while maintaining high magnetization and coercive force of an Sm-Co based magnet including Fe. SOLUTION : A permanent magnet of an embodiment of the present invention has a composition represented by a composition formula : R(FepMqCur(Co1-p-q-r)z (where, R represents a rare earth element, M represents at least one selected from among Ti, Zr and Hf, and 0.3
点赞 0
反对 0
举报 0
收藏 0
打赏 0
评论 0

- 一种稀土萃取分离钙皂化废水制备4N级氯化钙的方法
0下载295浏览311K

- 一种基体与涂层高结合力的稀土-铁-硼系烧结磁体的制备方法
0下载317浏览265K

- 一种新型纳米阻燃复合材料
0下载478浏览180K

- SPARK PLUG
0下载462浏览1440K

- 磺化的氨甲基化的螯合树脂
0下载133浏览906K

- 多色发光的稀土配合物功能化的介孔二氧化硅纳米球的制备方法及其细胞成像应用
0下载303浏览2325K