Figure 1From: Control of epitaxial relationships of ZnO/SrTiO3 heterointerfaces by etching the substrate surfaceAFM images (10 × 10 μm2). The as-received (a, c, e) and etched (b, d, f) (001) (a, b), (011) (c, d), and (111) (e, f) STO substrates.Back to article page