fig4
![Misfit strain-misfit strain phase diagram of (110)-oriented ferroelectric PbTiO<sub>3</sub> films: a phase-field study](https://image.oaes.cc/83c84276-42a0-44cb-af9c-55f0fbbe23a4/microstructures4053.fig.4.jpg)
Figure 4. Domain structures of the Ta/Oc phase in (110)-oriented PTO thin films under the anisotropy strains of ε11 = 0% and ε22 = -4%. (A) The 3D domain structure; (B) The vertical cross-section; (C) The horizontal cross-section of the white dashed boxes in (A) The bars in