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(a) and (b) RHEED pattern along the <101> and <110> azimuths, respectively. Note the superstructure streaks in (a) indicating the 4 × 1 surface reconstruction. (b) and (c) show ambient AFM images, indicating atomically flat terraces. (e) cross-sectional TEM of the LAO/anatase interface, with (f) showing the diffraction pattern of the interface indicating the epitaxial alignment of the anatase film.
