320612.fig.0027a
(a)
320612.fig.0027b
(b)
320612.fig.0027c
(c)
320612.fig.0027d
(d)
Figure 27: Micrographs for PZT-NF core-shell structure, (a) SEM and (b) TEM, (c) SEM microstructure of sintered PZT-NF core shell structure, and (d) comparison of magnetic hysteresis property of NF nanoparticles and PZT-NF core-shell structure.