Cubic NaZn_(13)-type compounds La(Fe_xM_(1-x))_(13) (M=A1, Si) were promising candidate for magnetic refrigerant due to their low cost, friendly environment and large magnetocaloric effect.

• 立方NaZn_(13)型金属间化合物La(Fe_xM_(1-x))_(13)(M=Al，Si)，由于其价格低廉、环境友好且具有大的磁热效应，有望成为优良的磁制冷工质。