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    • 3. 发明授权
    • Magnetic material for magnetic refrigeration
    • 用于磁性制冷的磁性材料
    • US09383125B2
    • 2016-07-05
    • US14147693
    • 2014-01-06
    • KABUSHIKI KAISHA TOSHIBA
    • Shinya SakuradaAkiko SaitoTadahiko KobayashiHideyuki Tsuji
    • F25B21/00C22C38/00C22C45/02H01F1/01
    • F25B21/00C22C38/005C22C45/02H01F1/015
    • Magnetic materials, having: a composition represented by a general formula: (R1−yXy)x(Fe1−aMa)100−x where, R is at least one of element selected from the group consisting of La, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Tm, Yb and Y, X is at least one of element selected from the group consisting of Ti, Zr and Hf, M is at least one of element selected from the group consisting of V, Cr, Mn, Ni, Cu, Zn, Nb, Mo, Ta, W, Al, Si, Ga and Ge, x is a value satisfying 4≦x≦20 atomic %, y is a value satisfying 0.01≦y≦0.9, and a is a value satisfying 0≦a≦0.2, wherein the magnetic material includes a Th2Ni17 crystal phase or a TbCu7 crystal phase as a main phase, that are useful for magnetic refrigeration.
    • 磁性材料,具有以下通式表示的组成:(R1-yXy)x(Fe1-aMa)100-x其中,R是选自La,Ce,Pr,Nd中的至少一种元素, Sm,Gd,Tb,Dy,Ho,Er,Tm,Yb和Y中的至少一种,X是选自Ti,Zr和Hf中的至少一种元素,M是选自以下的元素中的至少一种: V,Cr,Mn,Ni,Cu,Zn,Nb,Mo,Ta,W,Al,Si,Ga和Ge,x是满足4≦̸ x≦̸ 20原子%的值,y是满足0.01≦̸ y& ; 0.9,a是满足0< nlE; a≦̸ 0.2的值,其中所述磁性材料包括可用于磁性制冷的Th2Ni17晶相或TbCu7晶相作为主相。