Change of domain structure by AC poling. (IMAGE)

Kumamoto University

Change of domain structure by AC poling.

Caption

A transmission electron microscopy (TEM) image (top left) and the corresponding domain structure (bottom left) before applying an AC electric field. Top right and right bottom are TEM image and the corresponding domain structure after applying an AC electric field for 0.05 seconds. In the bottom panels, domain boundary is indicated by black and colored lines. Red and blue hatches in the right bottom panel indicate newly generated and laterally shrunk domains, respectively. Direction of the electric fields is shown in the top right panel.

Credit

Yukio Sato

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