Figure 1

(a) GIXRD pattern of CFO film. (b) AFM image of CFO film over (5 μm × 5 μm) scan area. (c) Cross-sectional FESEM view of CFO/Si heterojunction. (d) The M–H curve of CFO film at 300 K.The magnified views of the hysteresis loop is shown at the inset.