The distance of the lateral movement of the domain wall plotted as a function of time for the dot domains and the square domains in thin film (Ref. 18).
The calculated graphs of the free energy vs the downward spontaneous polarization using Eq. (3).
The distance of the lateral movement of the domain wall plotted as a function of time for the square domain in thin film at 25 and .
PFM images of the domain reversed using a Ni top electrode. (a) was taken immediately after the removal of the Ni top electrode and (b) was taken after . PFM images of the square domain on the island (c) immediately after the domain switching and (d) after .
Schematic diagrams of the dot domains switched by pulse voltages with various pulse times . The arrows mean polarization vectors.
PFM images show the retention loss phenomena of the dot domains switched by applying electric pulse with various widths of , , , and . (a) Immediately after, (b) after , (c) after , and (d) after .
Hydrothermal synthesis conditions for heteroepitaxial thin films.
Values of constants used in the calculations.
Article metrics loading...
Full text loading...