financially supported by the National Natural Science Foundation of China(Nos.11474184 and 11627805);Shandong Province Natural Science Foundation of China(No.ZR2016EMM14).
The ingots with nominal composition Pr9.5Fe84-xB6.4P0.1Zrx(x=0,1,2,3)were prepared by an electric arc furnace under purified argon atmosphere.The ribbons were obtained by melt spinning at a wheel speed of16-33 m·s-1....