Influence of Fe Buffer Layer on Co-Doped BaFe₂As₂ Superconducting Thin Films

Figure 2

(a) AFM image (40 40 μm) of a Co-doped Ba-122 (100 nm)/Fe thin film and (b) TEM image of the same sample. The TEM image within the red square in (b) is enlarged in (c).

(a)

(b)

(c)