Nanocrystalline and nanocomposite permanent magnets by melt spinning technique
Rong Chuanbing1, †, Shen Baogen2
       

(a) TEM images and (b) grain size distributions for the Zr-free (Sm8Fe72Ga8C12) and Zr-containing (Sm7.9Fe71.3Ga7.9Zr1C11.9) ribbons.[242]