Fig. 2: Atomic arrangements of the LAO GB. | Nature Communications

Fig. 2: Atomic arrangements of the LAO GB.

From: Engineering of atomic-scale flexoelectricity at grain boundaries

Fig. 2

a HAADF image. The periodic structural units are highlighted by the white polygons. Scale bar, 1 nm. b iDPC image depicting the oxygen and cationic arrangement. Scale bar, 1 nm. c Atomically resolved EDS mapping to determine the cationic configuration in the GB. Magenta: La; cyan: Al. Scale bar, 1 nm. d Schematic representation of the complete atomic structure of the LAO GB illustrating structural distortion at the GB. Magenta: La; cyan: Al; purple: O.

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