Figure 2

(a) XRD patterns of solution treated Sm(Cobal.FexCu0.053Zr0.02)7.84 (x = 0.25, 0.30, 0.35, and 0.40) alloys. (b) Magnified XRD patterns of unknown phase (x = 0.25 and 0.30). (c,d) TEM bright field (TEM-BF) images and the corresponding selected area electron diffraction pattern (SAED) in two different regions of solution treated Sm(Cobal.Fe0.30Cu0.053Zr0.02)7.84 alloys.