| 简介 |
PROBLEM TO BE SOLVED : To provide a permanent magnet having high magnetic coercive force while maintaining good residual magnetic flux density.SOLUTION : An R-T-X based permanent magnet includes a main phase consisting of an R2T14X type compound (where, R is one or more kinds of rare earth elements including Y, T is one or more kinds of transition metal elements essentially containing Fe or Co, and X is one or more kinds of elements selected from Be, B, and C essentially containing Be), and the main phase has a tetragonal Nd2Fe14B type crystal structure 100.SELECTED DRAWING : Figure 1COPYRIGHT : (C)2016, JPO&INPIT |
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